<?xml version="1.0" encoding="US-ASCII"?>
<!-- RR Donnelley Xcelerate Taxonomy Labels Linkbase, based on XBRL 2.1  http://www.rrdonnelley.com/ -->
<!-- Version: 6.22.4 -->
<!-- Round: 577a207c-bdb9-40d5-b9ce-952d52bcc997 -->
<!-- Creation date: 2016-02-29T00:47:01Z -->
<!-- Copyright (c) 2005-2013 R.R. Donnelley & Sons Company All Rights Reserved. -->
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccruedIncomeTaxes_lbl" xml:lang="en-US" id="id_8875721_1645746_1_1">Accrued Income Taxes</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:label="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_lbl" xml:lang="en-US" id="id_8875721_1647288_1_1">Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment_lbl" xml:lang="en-US" id="id_8875721_1647288_14_1">Less: accumulated depreciation</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_lbl" xml:lang="en-US" id="id_8875721_1647633_1_1">Accumulated Other Comprehensive Income (Loss), Net of Tax</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_lbl" xml:lang="en-US" id="id_8875721_1647633_2_1">Accumulated other comprehensive loss</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeMember_lbl" xml:lang="en-US" id="id_8875721_1643942_1_1">AOCI Attributable to Parent [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AccumulatedOtherComprehensiveIncomeMember_lbl" xml:lang="en-US" id="id_8875721_1643942_2_1">Accumulated Other Comprehensive Loss [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AccumulatedOtherComprehensiveIncomeMember" xlink:to="us-gaap_AccumulatedOtherComprehensiveIncomeMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AcquisitionExpenseRelatedToDefeasanceAndPrepaymentPenalties" xlink:label="exr_AcquisitionExpenseRelatedToDefeasanceAndPrepaymentPenalties"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AcquisitionExpenseRelatedToDefeasanceAndPrepaymentPenalties_lbl" xml:lang="en-US" id="id_8875721_2016119_3_1">The amount of expense recognized in an acquisition related to debt defeasance and prepayment penalties.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AcquisitionExpenseRelatedToDefeasanceAndPrepaymentPenalties_lbl" xml:lang="en-US" id="id_8875721_2016119_1_1">Acquisition Expense Related To Defeasance And Prepayment Penalties</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_AcquisitionExpenseRelatedToDefeasanceAndPrepaymentPenalties_lbl" xml:lang="en-US" id="id_8875721_2016119_2_1">Expense related to defeasance costs and prepayment penalties</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="exr_AcquisitionExpenseRelatedToDefeasanceAndPrepaymentPenalties_lbl" xml:lang="en-US" id="id_8875721_2016119_12_1">Less: Cash paid for defeasance and prepayment fees</label>
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    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AcquisitionRelatedCosts" xlink:label="exr_AcquisitionRelatedCosts"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AcquisitionRelatedCosts_lbl" xml:lang="en-US" id="id_8875721_1700591_3_1">The costs incurred during the period to purchase real estate assets, including brokers' fees, recording fees, legal costs, and other costs incurred in acquiring properties.</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AdditionalPaidInCapitalCommonStock" xlink:label="us-gaap_AdditionalPaidInCapitalCommonStock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AdditionalPaidInCapitalCommonStock_lbl" xml:lang="en-US" id="id_8875721_1644587_1_1">Additional Paid in Capital, Common Stock</label>
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    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AdjustmentForAcquisitionOfJointVenturePartnerInterestMember" xlink:label="exr_AdjustmentForAcquisitionOfJointVenturePartnerInterestMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AdjustmentForAcquisitionOfJointVenturePartnerInterestMember_lbl" xml:lang="en-US" id="id_8875721_2016035_3_1">Adjustment For Acquisition Of A Joint Venture Partner's Interest[Member]</label>
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    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AdjustmentForAssetTransfersBetweenLandBuildingAndOrEquipmentAndAdjustmentForImpairmentChargeMember" xlink:label="exr_AdjustmentForAssetTransfersBetweenLandBuildingAndOrEquipmentAndAdjustmentForImpairmentChargeMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AdjustmentForAssetTransfersBetweenLandBuildingAndOrEquipmentAndAdjustmentForImpairmentChargeMember_lbl" xml:lang="en-US" id="id_8875721_2016059_3_1">Adjustment For Asset Transfers Between Land Building And Or Equipment And Adjustment For Impairment Charge [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AdjustmentForAssetTransfersBetweenLandBuildingAndOrEquipmentAndAdjustmentForImpairmentChargeMember_lbl" xml:lang="en-US" id="id_8875721_2016059_1_1">Adjustment For Asset Transfers Between Land Building And Or Equipment And Adjustment For Impairment Charge [Member]</label>
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    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AdjustmentForPartialDispositionOfLandMember" xlink:label="exr_AdjustmentForPartialDispositionOfLandMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AdjustmentForPartialDispositionOfLandMember_lbl" xml:lang="en-US" id="id_8875721_2016031_3_1">Adjustment For Partial Disposition of Land [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AdjustmentForPartialDispositionOfLandMember_lbl" xml:lang="en-US" id="id_8875721_2016031_1_1">Adjustment For Partial Disposition of Land [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_AdjustmentForPartialDispositionOfLandMember_lbl" xml:lang="en-US" id="id_8875721_2016031_2_1">Adjustment For Partial Disposition of Land [Member]</label>
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    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AdjustmentForPropertyCasualtyLossMember" xlink:label="exr_AdjustmentForPropertyCasualtyLossMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AdjustmentForPropertyCasualtyLossMember_lbl" xml:lang="en-US" id="id_8875721_2016032_3_1">Adjustment For Property Casualty Loss [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AdjustmentForPropertyCasualtyLossMember_lbl" xml:lang="en-US" id="id_8875721_2016032_1_1">Adjustment For Property Casualty Loss [Member]</label>
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    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AdjustmentForPurchasePriceAdjustmentMember" xlink:label="exr_AdjustmentForPurchasePriceAdjustmentMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AdjustmentForPurchasePriceAdjustmentMember_lbl" xml:lang="en-US" id="id_8875721_2016034_3_1">Adjustment For Purchase Price Adjustment [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AdjustmentForPurchasePriceAdjustmentMember_lbl" xml:lang="en-US" id="id_8875721_2016034_1_1">Adjustment For Purchase Price Adjustment [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_AdjustmentForPurchasePriceAdjustmentMember_lbl" xml:lang="en-US" id="id_8875721_2016034_2_1">Adjustment For Purchase Price Adjustment [Member]</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AdjustmentsForErrorCorrectionDomain" xlink:label="us-gaap_AdjustmentsForErrorCorrectionDomain"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AdjustmentsForErrorCorrectionDomain_lbl" xml:lang="en-US" id="id_8875721_1632215_1_1">Adjustments for Error Correction [Domain]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AdjustmentsForErrorCorrectionDomain_lbl" xml:lang="en-US" id="id_8875721_1632215_2_1">Adjustments for Error Correction [Domain]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AdjustmentsToAdditionalPaidInCapitalTaxEffectFromShareBasedCompensation_lbl" xml:lang="en-US" id="id_8875721_1646633_1_1">Adjustments to Additional Paid in Capital, Income Tax Benefit from Share-based Compensation</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract"/>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AdjustmentToAdditionalPaidInCapitalIncomeTaxEffectFromShareBasedCompensationNet" xlink:label="us-gaap_AdjustmentToAdditionalPaidInCapitalIncomeTaxEffectFromShareBasedCompensationNet"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AdjustmentToAdditionalPaidInCapitalIncomeTaxEffectFromShareBasedCompensationNet_lbl" xml:lang="en-US" id="id_8875721_1647631_1_1">Adjustment to Additional Paid in Capital, Income Tax Effect from Share-based Compensation, Net</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_AdjustmentToAdditionalPaidInCapitalIncomeTaxEffectFromShareBasedCompensationNet_lbl" xml:lang="en-US" id="id_8875721_1647631_14_1">Paid-in capital</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AdjustmentToAdditionalPaidInCapitalIncomeTaxEffectFromShareBasedCompensationNetAbstract" xlink:label="us-gaap_AdjustmentToAdditionalPaidInCapitalIncomeTaxEffectFromShareBasedCompensationNetAbstract"/>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AdvertisingCostsPolicyTextBlock" xlink:label="us-gaap_AdvertisingCostsPolicyTextBlock"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AdvertisingCostsPolicyTextBlock_lbl" xml:lang="en-US" id="id_8875721_1639443_2_1">Advertising Costs</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AdvertisingCostsPolicyTextBlock" xlink:to="us-gaap_AdvertisingCostsPolicyTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AdvertisingExpense" xlink:label="us-gaap_AdvertisingExpense"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AdvertisingExpense_lbl" xml:lang="en-US" id="id_8875721_1650621_1_1">Advertising Expense</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AdvertisingExpense_lbl" xml:lang="en-US" id="id_8875721_1650621_2_1">Advertising expense</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AdvertisingExpense" xlink:to="us-gaap_AdvertisingExpense_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AggregateOfferingPriceOfCommonShare" xlink:label="exr_AggregateOfferingPriceOfCommonShare"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AggregateOfferingPriceOfCommonShare_lbl" xml:lang="en-US" id="id_8875721_1997075_3_1">Aggregate offering price of common share.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AggregateOfferingPriceOfCommonShare_lbl" xml:lang="en-US" id="id_8875721_1997075_1_1">Aggregate Offering Price Of Common Share</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_AggregateOfferingPriceOfCommonShare_lbl" xml:lang="en-US" id="id_8875721_1997075_2_1">Aggregate offering price of common share</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_AggregateOfferingPriceOfCommonShare" xlink:to="exr_AggregateOfferingPriceOfCommonShare_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/stpr/2011/stpr-2011-01-31.xsd#stpr_AL" xlink:label="stpr_AL"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="stpr_AL_lbl" xml:lang="en-US" id="id_8875721_1637444_1_1">ALABAMA</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="stpr_AL_lbl" xml:lang="en-US" id="id_8875721_1637444_2_1">ALABAMA</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="stpr_AL" xlink:to="stpr_AL_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AlabamaOnePropertyMarchTwentyTwoThousandAndFourteenMember" xlink:label="exr_AlabamaOnePropertyMarchTwentyTwoThousandAndFourteenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AlabamaOnePropertyMarchTwentyTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1765787_3_1">Alabama One Property March Twenty Two Thousand And Fourteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AlabamaOnePropertyMarchTwentyTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1765787_1_1">Alabama One Property March Twenty Two Thousand And Fourteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_AlabamaOnePropertyMarchTwentyTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1765787_2_1">Alabama, 1 Property Acquired 3/20/2014 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_AlabamaOnePropertyMarchTwentyTwoThousandAndFourteenMember" xlink:to="exr_AlabamaOnePropertyMarchTwentyTwoThousandAndFourteenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AlamedaMember" xlink:label="exr_AlamedaMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AlamedaMember_lbl" xml:lang="en-US" id="id_8875721_1949125_3_1">Alameda , CA [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AlamedaMember_lbl" xml:lang="en-US" id="id_8875721_1949125_1_1">Alameda [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_AlamedaMember_lbl" xml:lang="en-US" id="id_8875721_1949125_2_1">Alameda [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_AlamedaMember" xlink:to="exr_AlamedaMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AlbuquerqueAirportDrNwMember" xlink:label="exr_AlbuquerqueAirportDrNwMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AlbuquerqueAirportDrNwMember_lbl" xml:lang="en-US" id="id_8875721_1850766_3_1">Albuquerque Airport Dr NW [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AlbuquerqueAirportDrNwMember_lbl" xml:lang="en-US" id="id_8875721_1850766_1_1">Albuquerque Airport Dr NW [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_AlbuquerqueAirportDrNwMember_lbl" xml:lang="en-US" id="id_8875721_1850766_2_1">Albuquerque / Airport Dr NW [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_AlbuquerqueAirportDrNwMember" xlink:to="exr_AlbuquerqueAirportDrNwMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AlbuquerqueCalleCuervoNwMember" xlink:label="exr_AlbuquerqueCalleCuervoNwMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AlbuquerqueCalleCuervoNwMember_lbl" xml:lang="en-US" id="id_8875721_1866909_3_1">Albuquerque Calle Cuervo NW [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AlbuquerqueCalleCuervoNwMember_lbl" xml:lang="en-US" id="id_8875721_1866909_1_1">Albuquerque Calle Cuervo NW [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_AlbuquerqueCalleCuervoNwMember_lbl" xml:lang="en-US" id="id_8875721_1866909_2_1">Albuquerque / Calle Cuervo NW [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_AlbuquerqueCalleCuervoNwMember" xlink:to="exr_AlbuquerqueCalleCuervoNwMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AlexandriaNHenryStMember" xlink:label="exr_AlexandriaNHenryStMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AlexandriaNHenryStMember_lbl" xml:lang="en-US" id="id_8875721_1815967_3_1">Alexandria N Henry St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AlexandriaNHenryStMember_lbl" xml:lang="en-US" id="id_8875721_1815967_1_1">Alexandria N Henry St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_AlexandriaNHenryStMember_lbl" xml:lang="en-US" id="id_8875721_1815967_2_1">Alexandria / N Henry St [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_AlexandriaNHenryStMember" xlink:to="exr_AlexandriaNHenryStMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AlexandriaSDoveStMember" xlink:label="exr_AlexandriaSDoveStMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AlexandriaSDoveStMember_lbl" xml:lang="en-US" id="id_8875721_1848639_3_1">Alexandria S Dove St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AlexandriaSDoveStMember_lbl" xml:lang="en-US" id="id_8875721_1848639_1_1">Alexandria S Dove St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_AlexandriaSDoveStMember_lbl" xml:lang="en-US" id="id_8875721_1848639_2_1">Alexandria / S Dove St [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_AlexandriaSDoveStMember" xlink:to="exr_AlexandriaSDoveStMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AlhambraMember" xlink:label="exr_AlhambraMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AlhambraMember_lbl" xml:lang="en-US" id="id_8875721_1817957_3_1">Alhambra, CA [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AlhambraMember_lbl" xml:lang="en-US" id="id_8875721_1817957_1_1">Alhambra [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_AlhambraMember_lbl" xml:lang="en-US" id="id_8875721_1817957_2_1">Alhambra [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_AlhambraMember" xlink:to="exr_AlhambraMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AllenMember" xlink:label="exr_AllenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AllenMember_lbl" xml:lang="en-US" id="id_8875721_1722383_3_1">Allen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AllenMember_lbl" xml:lang="en-US" id="id_8875721_1722383_1_1">Allen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_AllenMember_lbl" xml:lang="en-US" id="id_8875721_1722383_2_1">Allen [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_AllenMember" xlink:to="exr_AllenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AllocatedShareBasedCompensationExpense" xlink:label="us-gaap_AllocatedShareBasedCompensationExpense"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AllocatedShareBasedCompensationExpense_lbl" xml:lang="en-US" id="id_8875721_1650010_1_1">Allocated Share-based Compensation Expense</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AllocatedShareBasedCompensationExpense_lbl" xml:lang="en-US" id="id_8875721_1650010_2_1">Compensation expense recorded during the period in general and administrative expense</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AllocatedShareBasedCompensationExpense" xlink:to="us-gaap_AllocatedShareBasedCompensationExpense_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AllocationOfConsiderationTransferredTableTextBlock" xlink:label="exr_AllocationOfConsiderationTransferredTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AllocationOfConsiderationTransferredTableTextBlock_lbl" xml:lang="en-US" id="id_8875721_1881224_3_1">Allocation Of Consideration Transferred Table [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AllocationOfConsiderationTransferredTableTextBlock_lbl" xml:lang="en-US" id="id_8875721_1881224_1_1">Allocation Of Consideration Transferred Table [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_AllocationOfConsiderationTransferredTableTextBlock_lbl" xml:lang="en-US" id="id_8875721_1881224_2_1">Allocation of Consideration Transferred for SmartStop</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_AllocationOfConsiderationTransferredTableTextBlock" xlink:to="exr_AllocationOfConsiderationTransferredTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AlohaNw185thAveMember" xlink:label="exr_AlohaNw185thAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AlohaNw185thAveMember_lbl" xml:lang="en-US" id="id_8875721_1936116_3_1">Aloha NW 185th Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AlohaNw185thAveMember_lbl" xml:lang="en-US" id="id_8875721_1936116_1_1">Aloha NW 185th Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_AlohaNw185thAveMember_lbl" xml:lang="en-US" id="id_8875721_1936116_2_1">Aloha / NW 185th Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_AlohaNw185thAveMember" xlink:to="exr_AlohaNw185thAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AlohaSw229thAveMember" xlink:label="exr_AlohaSw229thAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AlohaSw229thAveMember_lbl" xml:lang="en-US" id="id_8875721_1836162_3_1">Aloha SW 229th Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AlohaSw229thAveMember_lbl" xml:lang="en-US" id="id_8875721_1836162_1_1">Aloha SW 229th Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_AlohaSw229thAveMember_lbl" xml:lang="en-US" id="id_8875721_1836162_2_1">Aloha / SW 229th Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_AlohaSw229thAveMember" xlink:to="exr_AlohaSw229thAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AlpharettaHolcombBridgeRdMember" xlink:label="exr_AlpharettaHolcombBridgeRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AlpharettaHolcombBridgeRdMember_lbl" xml:lang="en-US" id="id_8875721_2015724_3_1">Alpharetta Holcomb Bridge Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AlpharettaHolcombBridgeRdMember_lbl" xml:lang="en-US" id="id_8875721_2015724_1_1">Alpharetta Holcomb Bridge Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_AlpharettaHolcombBridgeRdMember_lbl" xml:lang="en-US" id="id_8875721_2015724_2_1">Alpharetta Holcomb Bridge Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_AlpharettaHolcombBridgeRdMember" xlink:to="exr_AlpharettaHolcombBridgeRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AlpharettaJonesBridgeRdMember" xlink:label="exr_AlpharettaJonesBridgeRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AlpharettaJonesBridgeRdMember_lbl" xml:lang="en-US" id="id_8875721_2015731_3_1">Alpharetta Jones Bridge Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AlpharettaJonesBridgeRdMember_lbl" xml:lang="en-US" id="id_8875721_2015731_1_1">Alpharetta Jones Bridge Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_AlpharettaJonesBridgeRdMember_lbl" xml:lang="en-US" id="id_8875721_2015731_2_1">Alpharetta Jones Bridge Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_AlpharettaJonesBridgeRdMember" xlink:to="exr_AlpharettaJonesBridgeRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AlpharettaNorthMainStMember" xlink:label="exr_AlpharettaNorthMainStMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AlpharettaNorthMainStMember_lbl" xml:lang="en-US" id="id_8875721_2015733_3_1">Alpharetta North Main St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AlpharettaNorthMainStMember_lbl" xml:lang="en-US" id="id_8875721_2015733_1_1">Alpharetta North Main St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_AlpharettaNorthMainStMember_lbl" xml:lang="en-US" id="id_8875721_2015733_2_1">Alpharetta North Main St [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_AlpharettaNorthMainStMember" xlink:to="exr_AlpharettaNorthMainStMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_AmendmentFlag" xlink:label="dei_AmendmentFlag"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_AmendmentFlag_lbl" xml:lang="en-US" id="id_8875721_1633423_1_1">Amendment Flag</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="dei_AmendmentFlag_lbl" xml:lang="en-US" id="id_8875721_1633423_2_1">Amendment Flag</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_AmendmentFlag" xlink:to="dei_AmendmentFlag_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AmortizationOfDebtDiscountPremium" xlink:label="us-gaap_AmortizationOfDebtDiscountPremium"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AmortizationOfDebtDiscountPremium_lbl" xml:lang="en-US" id="id_8875721_1650620_1_1">Amortization of Debt Discount (Premium)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AmortizationOfDebtDiscountPremium_lbl" xml:lang="en-US" id="id_8875721_1650620_2_1">Amortization of discount</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_AmortizationOfDebtDiscountPremium_lbl" xml:lang="en-US" id="id_8875721_1650620_12_1">Non-cash interest expense related to amortization of discount on equity component of exchangeable senior notes</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_AmortizationOfDebtDiscountPremium_lbl" xml:lang="en-US" id="id_8875721_1650620_14_1">Non-cash interest expense related to amortization of discount on equity component of exchangeable senior notes</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:label="us-gaap_AmortizationOfDebtDiscountPremium_lbl" xml:lang="en-US" id="id_8875721_1650620_18_1">Non-cash interest expense related to the amortization of discount on equity component of exchangeable senior notes</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AmortizationOfDebtDiscountPremium" xlink:to="us-gaap_AmortizationOfDebtDiscountPremium_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AmortizationOfFinancingCosts" xlink:label="us-gaap_AmortizationOfFinancingCosts"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AmortizationOfFinancingCosts_lbl" xml:lang="en-US" id="id_8875721_1650384_1_1">Amortization of Financing Costs</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AmortizationOfFinancingCosts_lbl" xml:lang="en-US" id="id_8875721_1650384_2_1">Amortization of deferred financing costs</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AmortizationOfFinancingCosts" xlink:to="us-gaap_AmortizationOfFinancingCosts_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AmortizationOfFinancingCostsAndDiscounts" xlink:label="us-gaap_AmortizationOfFinancingCostsAndDiscounts"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AmortizationOfFinancingCostsAndDiscounts_lbl" xml:lang="en-US" id="id_8875721_1648742_1_1">Amortization of Financing Costs and Discounts</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AmortizationOfFinancingCostsAndDiscounts_lbl" xml:lang="en-US" id="id_8875721_1648742_2_1">Non-cash interest expense related to amortization of premium on notes payable</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AmortizationOfFinancingCostsAndDiscounts" xlink:to="us-gaap_AmortizationOfFinancingCostsAndDiscounts_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AmortizationOfIntangibleAssets" xlink:label="us-gaap_AmortizationOfIntangibleAssets"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AmortizationOfIntangibleAssets_lbl" xml:lang="en-US" id="id_8875721_1650884_1_1">Amortization of Intangible Assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AmortizationOfIntangibleAssets_lbl" xml:lang="en-US" id="id_8875721_1650884_2_1">Amortization expense related to the tenant relationships and lease rights</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AmortizationOfIntangibleAssets" xlink:to="us-gaap_AmortizationOfIntangibleAssets_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AmountContributedToJointVenture" xlink:label="exr_AmountContributedToJointVenture"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AmountContributedToJointVenture_lbl" xml:lang="en-US" id="id_8875721_2016126_3_1">The amount of cash paid to acquire an equity interest in a joint venture.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AmountContributedToJointVenture_lbl" xml:lang="en-US" id="id_8875721_2016126_1_1">Amount Contributed To Joint Venture</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_AmountContributedToJointVenture_lbl" xml:lang="en-US" id="id_8875721_2016126_2_1">Amount paid for interest</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_AmountContributedToJointVenture" xlink:to="exr_AmountContributedToJointVenture_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AmountOfAcquisitionRelatedCostsPaidOutsideClose" xlink:label="exr_AmountOfAcquisitionRelatedCostsPaidOutsideClose"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AmountOfAcquisitionRelatedCostsPaidOutsideClose_lbl" xml:lang="en-US" id="id_8875721_2016122_3_1">The amount of acquisition related costs paid prior to or subsequent to the closing.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AmountOfAcquisitionRelatedCostsPaidOutsideClose_lbl" xml:lang="en-US" id="id_8875721_2016122_1_1">Amount Of Acquisition Related Costs Paid Outside Close</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_AmountOfAcquisitionRelatedCostsPaidOutsideClose_lbl" xml:lang="en-US" id="id_8875721_2016122_2_1">Other acquisition related costs</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_AmountOfAcquisitionRelatedCostsPaidOutsideClose" xlink:to="exr_AmountOfAcquisitionRelatedCostsPaidOutsideClose_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AmountPaidByThirdPartyForSaleOfExcludedAssets" xlink:label="exr_AmountPaidByThirdPartyForSaleOfExcludedAssets"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AmountPaidByThirdPartyForSaleOfExcludedAssets_lbl" xml:lang="en-US" id="id_8875721_2015546_3_1">Amount paid by third party for sale of excluded assets.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AmountPaidByThirdPartyForSaleOfExcludedAssets_lbl" xml:lang="en-US" id="id_8875721_2015546_1_1">Amount Paid By Third Party For Sale Of Excluded Assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="exr_AmountPaidByThirdPartyForSaleOfExcludedAssets_lbl" xml:lang="en-US" id="id_8875721_2015546_14_1">Less: amount paid for Excluded Assets by Strategic 1031</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_AmountPaidByThirdPartyForSaleOfExcludedAssets" xlink:to="exr_AmountPaidByThirdPartyForSaleOfExcludedAssets_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AnaheimOldCanalRdMember" xlink:label="exr_AnaheimOldCanalRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AnaheimOldCanalRdMember_lbl" xml:lang="en-US" id="id_8875721_1821802_3_1">Anaheim / Old Canal Rd, CA [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AnaheimOldCanalRdMember_lbl" xml:lang="en-US" id="id_8875721_1821802_1_1">Anaheim / Old Canal Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_AnaheimOldCanalRdMember_lbl" xml:lang="en-US" id="id_8875721_1821802_2_1">Anaheim / Old Canal Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_AnaheimOldCanalRdMember" xlink:to="exr_AnaheimOldCanalRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AnaheimSAdamsStMember" xlink:label="exr_AnaheimSAdamsStMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AnaheimSAdamsStMember_lbl" xml:lang="en-US" id="id_8875721_1949880_3_1">Anaheim / S Adams St, CA [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AnaheimSAdamsStMember_lbl" xml:lang="en-US" id="id_8875721_1949880_1_1">Anaheim / S- Adams St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_AnaheimSAdamsStMember_lbl" xml:lang="en-US" id="id_8875721_1949880_2_1">Anaheim / S Adams St [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_AnaheimSAdamsStMember" xlink:to="exr_AnaheimSAdamsStMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AnaheimStateCollegeBlvdMember" xlink:label="exr_AnaheimStateCollegeBlvdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AnaheimStateCollegeBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1832548_3_1">Anaheim / S State College Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AnaheimStateCollegeBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1832548_1_1">Anaheim / S State College Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_AnaheimStateCollegeBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1832548_2_1">Anaheim / S State College Blvd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_AnaheimStateCollegeBlvdMember" xlink:to="exr_AnaheimStateCollegeBlvdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AnnapolisRenardCtAnnexMember" xlink:label="exr_AnnapolisRenardCtAnnexMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AnnapolisRenardCtAnnexMember_lbl" xml:lang="en-US" id="id_8875721_1784831_3_1">Annapolis Renard Ct Annex [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AnnapolisRenardCtAnnexMember_lbl" xml:lang="en-US" id="id_8875721_1784831_1_1">Annapolis Renard Ct Annex [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_AnnapolisRenardCtAnnexMember_lbl" xml:lang="en-US" id="id_8875721_1784831_2_1">Annapolis / Renard Ct Annex [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_AnnapolisRenardCtAnnexMember" xlink:to="exr_AnnapolisRenardCtAnnexMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AnnapolisTroutRdMember" xlink:label="exr_AnnapolisTroutRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AnnapolisTroutRdMember_lbl" xml:lang="en-US" id="id_8875721_1821798_3_1">Annapolis Trout Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AnnapolisTroutRdMember_lbl" xml:lang="en-US" id="id_8875721_1821798_1_1">Annapolis Trout Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_AnnapolisTroutRdMember_lbl" xml:lang="en-US" id="id_8875721_1821798_2_1">Annapolis / Trout Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_AnnapolisTroutRdMember" xlink:to="exr_AnnapolisTroutRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AntelopeMember" xlink:label="exr_AntelopeMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AntelopeMember_lbl" xml:lang="en-US" id="id_8875721_1949228_3_1">Antelope, CA [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AntelopeMember_lbl" xml:lang="en-US" id="id_8875721_1949228_1_1">Antelope [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_AntelopeMember_lbl" xml:lang="en-US" id="id_8875721_1949228_2_1">Antelope [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_AntelopeMember" xlink:to="exr_AntelopeMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" xlink:label="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_lbl" xml:lang="en-US" id="id_8875721_1634668_1_1">Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_lbl" xml:lang="en-US" id="id_8875721_1634668_2_1">Anti-dilutive securities excluded from computation of earnings per common share</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" xlink:to="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems" xlink:label="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_lbl" xml:lang="en-US" id="id_8875721_1636654_1_1">Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_lbl" xml:lang="en-US" id="id_8875721_1636654_2_1">Antidilutive Securities Excluded from Computation of Earnings Per Share [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems" xlink:to="us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ApopkaParkAveMember" xlink:label="exr_ApopkaParkAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ApopkaParkAveMember_lbl" xml:lang="en-US" id="id_8875721_2015726_3_1">Apopka / Park Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ApopkaParkAveMember_lbl" xml:lang="en-US" id="id_8875721_2015726_1_1">Apopka / Park Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ApopkaParkAveMember_lbl" xml:lang="en-US" id="id_8875721_2015726_2_1">Apopka / Park Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ApopkaParkAveMember" xlink:to="exr_ApopkaParkAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ApopkaSemoranBlvdMember" xlink:label="exr_ApopkaSemoranBlvdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ApopkaSemoranBlvdMember_lbl" xml:lang="en-US" id="id_8875721_2015736_3_1">Apopka / Semoran Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ApopkaSemoranBlvdMember_lbl" xml:lang="en-US" id="id_8875721_2015736_1_1">Apopka / Semoran Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ApopkaSemoranBlvdMember_lbl" xml:lang="en-US" id="id_8875721_2015736_2_1">Apopka / Semoran Blvd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ApopkaSemoranBlvdMember" xlink:to="exr_ApopkaSemoranBlvdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ArizonaTexasTwentyTwoPropertyAprilFifteenTwoThousandAndFifteenMember" xlink:label="exr_ArizonaTexasTwentyTwoPropertyAprilFifteenTwoThousandAndFifteenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ArizonaTexasTwentyTwoPropertyAprilFifteenTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_1977160_3_1">Arizona Texas Twenty Two Property April Fifteen Two Thousand And Fifteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ArizonaTexasTwentyTwoPropertyAprilFifteenTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_1977160_1_1">Arizona Texas Twenty Two Property April Fifteen Two Thousand And Fifteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ArizonaTexasTwentyTwoPropertyAprilFifteenTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_1977160_2_1">Arizona Texas 22 Property Acquired 4/15/2015 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ArizonaTexasTwentyTwoPropertyAprilFifteenTwoThousandAndFifteenMember" xlink:to="exr_ArizonaTexasTwentyTwoPropertyAprilFifteenTwoThousandAndFifteenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ArlingtonDebbieLaneMember" xlink:label="exr_ArlingtonDebbieLaneMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ArlingtonDebbieLaneMember_lbl" xml:lang="en-US" id="id_8875721_2015673_3_1">Arlington Debbie Lane [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ArlingtonDebbieLaneMember_lbl" xml:lang="en-US" id="id_8875721_2015673_1_1">Arlington Debbie Lane [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ArlingtonDebbieLaneMember_lbl" xml:lang="en-US" id="id_8875721_2015673_2_1">Arlington Debbie Lane [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ArlingtonDebbieLaneMember" xlink:to="exr_ArlingtonDebbieLaneMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ArlingtonEPioneerPkwyMember" xlink:label="exr_ArlingtonEPioneerPkwyMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ArlingtonEPioneerPkwyMember_lbl" xml:lang="en-US" id="id_8875721_2015671_3_1">Arlington E Pioneer Pkwy [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ArlingtonEPioneerPkwyMember_lbl" xml:lang="en-US" id="id_8875721_2015671_1_1">Arlington E Pioneer Pkwy [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ArlingtonEPioneerPkwyMember_lbl" xml:lang="en-US" id="id_8875721_2015671_2_1">Arlington E Pioneer Pkwy [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ArlingtonEPioneerPkwyMember" xlink:to="exr_ArlingtonEPioneerPkwyMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ArlingtonMember" xlink:label="exr_ArlingtonMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ArlingtonMember_lbl" xml:lang="en-US" id="id_8875721_1884270_3_1">Arlington [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ArlingtonMember_lbl" xml:lang="en-US" id="id_8875721_1884270_1_1">Arlington [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ArlingtonMember_lbl" xml:lang="en-US" id="id_8875721_1884270_2_1">Arlington [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ArlingtonMember" xlink:to="exr_ArlingtonMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ArlingtonRandolMillRdMember" xlink:label="exr_ArlingtonRandolMillRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ArlingtonRandolMillRdMember_lbl" xml:lang="en-US" id="id_8875721_2015670_3_1">Arlington Randol Mill Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ArlingtonRandolMillRdMember_lbl" xml:lang="en-US" id="id_8875721_2015670_1_1">Arlington Randol Mill Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ArlingtonRandolMillRdMember_lbl" xml:lang="en-US" id="id_8875721_2015670_2_1">Arlington Randol Mill Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ArlingtonRandolMillRdMember" xlink:to="exr_ArlingtonRandolMillRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ArlingtonUsTwoEightSevenFrontageRdMember" xlink:label="exr_ArlingtonUsTwoEightSevenFrontageRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ArlingtonUsTwoEightSevenFrontageRdMember_lbl" xml:lang="en-US" id="id_8875721_2015669_3_1">Arlington US Two Eight Seven Frontage Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ArlingtonUsTwoEightSevenFrontageRdMember_lbl" xml:lang="en-US" id="id_8875721_2015669_1_1">Arlington US Two Eight Seven Frontage Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ArlingtonUsTwoEightSevenFrontageRdMember_lbl" xml:lang="en-US" id="id_8875721_2015669_2_1">Arlington US 287 Frontage Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ArlingtonUsTwoEightSevenFrontageRdMember" xlink:to="exr_ArlingtonUsTwoEightSevenFrontageRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ArlingtonWatsonRdMember" xlink:label="exr_ArlingtonWatsonRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ArlingtonWatsonRdMember_lbl" xml:lang="en-US" id="id_8875721_2015668_3_1">Arlington Watson Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ArlingtonWatsonRdMember_lbl" xml:lang="en-US" id="id_8875721_2015668_1_1">Arlington Watson Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ArlingtonWatsonRdMember_lbl" xml:lang="en-US" id="id_8875721_2015668_2_1">Arlington Watson Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ArlingtonWatsonRdMember" xlink:to="exr_ArlingtonWatsonRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ArnoldMember" xlink:label="exr_ArnoldMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ArnoldMember_lbl" xml:lang="en-US" id="id_8875721_1685244_3_1">Arnold [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ArnoldMember_lbl" xml:lang="en-US" id="id_8875721_1685244_1_1">Arnold [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ArnoldMember_lbl" xml:lang="en-US" id="id_8875721_1685244_2_1">Arnold [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ArnoldMember" xlink:to="exr_ArnoldMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ArvadaMember" xlink:label="exr_ArvadaMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ArvadaMember_lbl" xml:lang="en-US" id="id_8875721_1801535_3_1">Arvada CO [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ArvadaMember_lbl" xml:lang="en-US" id="id_8875721_1801535_1_1">Arvada [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ArvadaMember_lbl" xml:lang="en-US" id="id_8875721_1801535_2_1">Arvada [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ArvadaMember" xlink:to="exr_ArvadaMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AshlandMember" xlink:label="exr_AshlandMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AshlandMember_lbl" xml:lang="en-US" id="id_8875721_1731479_3_1">Ashland [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AshlandMember_lbl" xml:lang="en-US" id="id_8875721_1731479_1_1">Ashland [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_AshlandMember_lbl" xml:lang="en-US" id="id_8875721_1731479_2_1">Ashland [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_AshlandMember" xlink:to="exr_AshlandMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AssetManagementFeeBasisPointsOnWeightedAverageDailyAssetValue" xlink:label="exr_AssetManagementFeeBasisPointsOnWeightedAverageDailyAssetValue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AssetManagementFeeBasisPointsOnWeightedAverageDailyAssetValue_lbl" xml:lang="en-US" id="id_8875721_1767435_3_1">Percentage points on the weighted average daily asset value used for calculating asset management fee.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AssetManagementFeeBasisPointsOnWeightedAverageDailyAssetValue_lbl" xml:lang="en-US" id="id_8875721_1767435_1_1">Asset Management Fee Basis Points On Weighted Average Daily Asset Value</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_AssetManagementFeeBasisPointsOnWeightedAverageDailyAssetValue_lbl" xml:lang="en-US" id="id_8875721_1767435_2_1">Basis points multiplied by the total asset value for asset management fee</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_AssetManagementFeeBasisPointsOnWeightedAverageDailyAssetValue" xlink:to="exr_AssetManagementFeeBasisPointsOnWeightedAverageDailyAssetValue_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_Assets" xlink:label="us-gaap_Assets"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_Assets_lbl" xml:lang="en-US" id="id_8875721_1648873_1_1">Assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_Assets_lbl" xml:lang="en-US" id="id_8875721_1648873_2_1">Total assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_Assets_lbl" xml:lang="en-US" id="id_8875721_1648873_6_1">Total assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Assets" xlink:to="us-gaap_Assets_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AssetsAbstract" xlink:label="us-gaap_AssetsAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AssetsAbstract_lbl" xml:lang="en-US" id="id_8875721_1636242_1_1">Assets [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AssetsAbstract_lbl" xml:lang="en-US" id="id_8875721_1636242_2_1">Assets:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AssetsAbstract" xlink:to="us-gaap_AssetsAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AtlantaChattahoocheeAveMember" xlink:label="exr_AtlantaChattahoocheeAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AtlantaChattahoocheeAveMember_lbl" xml:lang="en-US" id="id_8875721_1821228_3_1">Atlanta Chattahoochee Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AtlantaChattahoocheeAveMember_lbl" xml:lang="en-US" id="id_8875721_1821228_1_1">Atlanta Chattahoochee Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_AtlantaChattahoocheeAveMember_lbl" xml:lang="en-US" id="id_8875721_1821228_2_1">Atlanta / Chattahoochee Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_AtlantaChattahoocheeAveMember" xlink:to="exr_AtlantaChattahoocheeAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AtlantaCheshireBridgeRdNeMember" xlink:label="exr_AtlantaCheshireBridgeRdNeMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AtlantaCheshireBridgeRdNeMember_lbl" xml:lang="en-US" id="id_8875721_1851120_3_1">Atlanta Cheshire Bridge Rd NE [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AtlantaCheshireBridgeRdNeMember_lbl" xml:lang="en-US" id="id_8875721_1851120_1_1">Atlanta Cheshire Bridge Rd NE [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_AtlantaCheshireBridgeRdNeMember_lbl" xml:lang="en-US" id="id_8875721_1851120_2_1">Atlanta / Cheshire Bridge Rd NE [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_AtlantaCheshireBridgeRdNeMember" xlink:to="exr_AtlantaCheshireBridgeRdNeMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AtlantaEdgewoodAveSeMember" xlink:label="exr_AtlantaEdgewoodAveSeMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AtlantaEdgewoodAveSeMember_lbl" xml:lang="en-US" id="id_8875721_1820065_3_1">Atlanta Edgewood Ave SE [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AtlantaEdgewoodAveSeMember_lbl" xml:lang="en-US" id="id_8875721_1820065_1_1">Atlanta Edgewood Ave SE [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_AtlantaEdgewoodAveSeMember_lbl" xml:lang="en-US" id="id_8875721_1820065_2_1">Atlanta / Edgewood Ave SE [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_AtlantaEdgewoodAveSeMember" xlink:to="exr_AtlantaEdgewoodAveSeMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AtlantaMtVernonHwyMember" xlink:label="exr_AtlantaMtVernonHwyMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AtlantaMtVernonHwyMember_lbl" xml:lang="en-US" id="id_8875721_1805022_3_1">Atlanta Mt Vernon Hwy [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AtlantaMtVernonHwyMember_lbl" xml:lang="en-US" id="id_8875721_1805022_1_1">Atlanta Mt Vernon Hwy [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_AtlantaMtVernonHwyMember_lbl" xml:lang="en-US" id="id_8875721_1805022_2_1">Atlanta / Mt Vernon Hwy [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_AtlantaMtVernonHwyMember" xlink:to="exr_AtlantaMtVernonHwyMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AtlantaRoswellRdMember" xlink:label="exr_AtlantaRoswellRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AtlantaRoswellRdMember_lbl" xml:lang="en-US" id="id_8875721_1804093_3_1">Atlanta Roswell Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AtlantaRoswellRdMember_lbl" xml:lang="en-US" id="id_8875721_1804093_1_1">Atlanta Roswell Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_AtlantaRoswellRdMember_lbl" xml:lang="en-US" id="id_8875721_1804093_2_1">Atlanta / Roswell Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_AtlantaRoswellRdMember" xlink:to="exr_AtlantaRoswellRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AtlantaVirginiaAveMember" xlink:label="exr_AtlantaVirginiaAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AtlantaVirginiaAveMember_lbl" xml:lang="en-US" id="id_8875721_1825342_3_1">Atlanta Virginia Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AtlantaVirginiaAveMember_lbl" xml:lang="en-US" id="id_8875721_1825342_1_1">Atlanta Virginia Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_AtlantaVirginiaAveMember_lbl" xml:lang="en-US" id="id_8875721_1825342_2_1">Atlanta / Virginia Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_AtlantaVirginiaAveMember" xlink:to="exr_AtlantaVirginiaAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AtTheMarketEquityDistributionAgreementMember" xlink:label="exr_AtTheMarketEquityDistributionAgreementMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AtTheMarketEquityDistributionAgreementMember_lbl" xml:lang="en-US" id="id_8875721_1997048_3_1">At The Market Equity Distribution Agreement [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AtTheMarketEquityDistributionAgreementMember_lbl" xml:lang="en-US" id="id_8875721_1997048_1_1">At The Market Equity Distribution Agreement [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_AtTheMarketEquityDistributionAgreementMember_lbl" xml:lang="en-US" id="id_8875721_1997048_2_1">At the Market Equity Distribution Agreement [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_AtTheMarketEquityDistributionAgreementMember" xlink:to="exr_AtTheMarketEquityDistributionAgreementMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AuburndaleMember" xlink:label="exr_AuburndaleMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AuburndaleMember_lbl" xml:lang="en-US" id="id_8875721_1793148_3_1">Auburndale [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AuburndaleMember_lbl" xml:lang="en-US" id="id_8875721_1793148_1_1">Auburndale [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_AuburndaleMember_lbl" xml:lang="en-US" id="id_8875721_1793148_2_1">Auburndale [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_AuburndaleMember" xlink:to="exr_AuburndaleMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AuburnDeanRdMember" xlink:label="exr_AuburnDeanRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AuburnDeanRdMember_lbl" xml:lang="en-US" id="id_8875721_1840610_3_1">Auburn / Dean Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AuburnDeanRdMember_lbl" xml:lang="en-US" id="id_8875721_1840610_1_1">Auburn / Dean Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_AuburnDeanRdMember_lbl" xml:lang="en-US" id="id_8875721_1840610_2_1">Auburn / Dean Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_AuburnDeanRdMember" xlink:to="exr_AuburnDeanRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AuburnMember" xlink:label="exr_AuburnMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AuburnMember_lbl" xml:lang="en-US" id="id_8875721_1824611_3_1">Auburn [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AuburnMember_lbl" xml:lang="en-US" id="id_8875721_1824611_1_1">Auburn [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_AuburnMember_lbl" xml:lang="en-US" id="id_8875721_1824611_2_1">Auburn [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_AuburnMember" xlink:to="exr_AuburnMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AuburnOpelikaRdMember" xlink:label="exr_AuburnOpelikaRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AuburnOpelikaRdMember_lbl" xml:lang="en-US" id="id_8875721_1856515_3_1">Auburn / Opelika Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AuburnOpelikaRdMember_lbl" xml:lang="en-US" id="id_8875721_1856515_1_1">Auburn / Opelika Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_AuburnOpelikaRdMember_lbl" xml:lang="en-US" id="id_8875721_1856515_2_1">Auburn / Opelika Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_AuburnOpelikaRdMember" xlink:to="exr_AuburnOpelikaRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AugustaMember" xlink:label="exr_AugustaMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AugustaMember_lbl" xml:lang="en-US" id="id_8875721_1694592_3_1">Augusta [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AugustaMember_lbl" xml:lang="en-US" id="id_8875721_1694592_1_1">Augusta [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_AugustaMember_lbl" xml:lang="en-US" id="id_8875721_1694592_2_1">Augusta [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_AugustaMember" xlink:to="exr_AugustaMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AustellMember" xlink:label="exr_AustellMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AustellMember_lbl" xml:lang="en-US" id="id_8875721_2012710_3_1">Austell [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AustellMember_lbl" xml:lang="en-US" id="id_8875721_2012710_1_1">Austell [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_AustellMember_lbl" xml:lang="en-US" id="id_8875721_2012710_2_1">Austell [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_AustellMember" xlink:to="exr_AustellMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AustinBrodieLaneMember" xlink:label="exr_AustinBrodieLaneMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AustinBrodieLaneMember_lbl" xml:lang="en-US" id="id_8875721_2015666_3_1">Austin Brodie Lane TX [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AustinBrodieLaneMember_lbl" xml:lang="en-US" id="id_8875721_2015666_1_1">Austin Brodie Lane [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_AustinBrodieLaneMember_lbl" xml:lang="en-US" id="id_8875721_2015666_2_1">Austin Brodie Lane [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_AustinBrodieLaneMember" xlink:to="exr_AustinBrodieLaneMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AustinBurnetRdMember" xlink:label="exr_AustinBurnetRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AustinBurnetRdMember_lbl" xml:lang="en-US" id="id_8875721_1867664_3_1">Austin Burnet Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AustinBurnetRdMember_lbl" xml:lang="en-US" id="id_8875721_1867664_1_1">Austin Burnet Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_AustinBurnetRdMember_lbl" xml:lang="en-US" id="id_8875721_1867664_2_1">Austin / Burnet Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_AustinBurnetRdMember" xlink:to="exr_AustinBurnetRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AustinCapitalOfTexasHwyMember" xlink:label="exr_AustinCapitalOfTexasHwyMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AustinCapitalOfTexasHwyMember_lbl" xml:lang="en-US" id="id_8875721_2015665_3_1">Austin Capital of Texas Hwy [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AustinCapitalOfTexasHwyMember_lbl" xml:lang="en-US" id="id_8875721_2015665_1_1">Austin Capital of Texas Hwy [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_AustinCapitalOfTexasHwyMember_lbl" xml:lang="en-US" id="id_8875721_2015665_2_1">Austin Capital of Texas Hwy [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_AustinCapitalOfTexasHwyMember" xlink:to="exr_AustinCapitalOfTexasHwyMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AustinFirstStreetMember" xlink:label="exr_AustinFirstStreetMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AustinFirstStreetMember_lbl" xml:lang="en-US" id="id_8875721_2015667_3_1">Austin First Street [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AustinFirstStreetMember_lbl" xml:lang="en-US" id="id_8875721_2015667_1_1">Austin First Street [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_AustinFirstStreetMember_lbl" xml:lang="en-US" id="id_8875721_2015667_2_1">Austin First Street [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_AustinFirstStreetMember" xlink:to="exr_AustinFirstStreetMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AustinMcneilDrMember" xlink:label="exr_AustinMcneilDrMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AustinMcneilDrMember_lbl" xml:lang="en-US" id="id_8875721_1754888_3_1">Austin McNeil Dr [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AustinMcneilDrMember_lbl" xml:lang="en-US" id="id_8875721_1754888_1_1">Austin McNeil Dr [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_AustinMcneilDrMember_lbl" xml:lang="en-US" id="id_8875721_1754888_2_1">Austin / McNeil Dr [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_AustinMcneilDrMember" xlink:to="exr_AustinMcneilDrMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AustinNorthLamarBlvdMember" xlink:label="exr_AustinNorthLamarBlvdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AustinNorthLamarBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1816401_3_1">Austin North Lamar Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AustinNorthLamarBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1816401_1_1">Austin North Lamar Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_AustinNorthLamarBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1816401_2_1">Austin / North Lamar Blvd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_AustinNorthLamarBlvdMember" xlink:to="exr_AustinNorthLamarBlvdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AvenelMember" xlink:label="exr_AvenelMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AvenelMember_lbl" xml:lang="en-US" id="id_8875721_1805860_3_1">Avenel [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AvenelMember_lbl" xml:lang="en-US" id="id_8875721_1805860_1_1">Avenel [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_AvenelMember_lbl" xml:lang="en-US" id="id_8875721_1805860_2_1">Avenel [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_AvenelMember" xlink:to="exr_AvenelMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_AverageClosingMarketPriceMeasurementPeriod" xlink:label="exr_AverageClosingMarketPriceMeasurementPeriod"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_AverageClosingMarketPriceMeasurementPeriod_lbl" xml:lang="en-US" id="id_8875721_1767692_3_1">Represents the period over which the average market closing price is measured.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_AverageClosingMarketPriceMeasurementPeriod_lbl" xml:lang="en-US" id="id_8875721_1767692_1_1">Average Closing Market Price Measurement Period</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_AverageClosingMarketPriceMeasurementPeriod_lbl" xml:lang="en-US" id="id_8875721_1767692_2_1">Period used as a denomination to determine the average closing price of common stock</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_AverageClosingMarketPriceMeasurementPeriod" xlink:to="exr_AverageClosingMarketPriceMeasurementPeriod_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_AwardTypeAxis" xlink:label="us-gaap_AwardTypeAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_AwardTypeAxis_lbl" xml:lang="en-US" id="id_8875721_1642755_1_1">Award Type [Axis]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_AwardTypeAxis_lbl" xml:lang="en-US" id="id_8875721_1642755_2_1">Award Type [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_AwardTypeAxis" xlink:to="us-gaap_AwardTypeAxis_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/stpr/2011/stpr-2011-01-31.xsd#stpr_AZ" xlink:label="stpr_AZ"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="stpr_AZ_lbl" xml:lang="en-US" id="id_8875721_1640240_1_1">ARIZONA</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="stpr_AZ_lbl" xml:lang="en-US" id="id_8875721_1640240_2_1">ARIZONA</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="stpr_AZ" xlink:to="stpr_AZ_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BalanceSheetLocationAxis" xlink:label="us-gaap_BalanceSheetLocationAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_BalanceSheetLocationAxis_lbl" xml:lang="en-US" id="id_8875721_1638287_1_1">Balance Sheet Location [Axis]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_BalanceSheetLocationAxis_lbl" xml:lang="en-US" id="id_8875721_1638287_2_1">Balance Sheet Location [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BalanceSheetLocationAxis" xlink:to="us-gaap_BalanceSheetLocationAxis_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BalanceSheetLocationDomain" xlink:label="us-gaap_BalanceSheetLocationDomain"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_BalanceSheetLocationDomain_lbl" xml:lang="en-US" id="id_8875721_1637883_1_1">Balance Sheet Location [Domain]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_BalanceSheetLocationDomain_lbl" xml:lang="en-US" id="id_8875721_1637883_2_1">Balance Sheet Location [Domain]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BalanceSheetLocationDomain" xlink:to="us-gaap_BalanceSheetLocationDomain_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BallstonSpaMember" xlink:label="exr_BallstonSpaMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BallstonSpaMember_lbl" xml:lang="en-US" id="id_8875721_1762736_3_1">Ballston Spa [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BallstonSpaMember_lbl" xml:lang="en-US" id="id_8875721_1762736_1_1">Ballston Spa [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BallstonSpaMember_lbl" xml:lang="en-US" id="id_8875721_1762736_2_1">Ballston Spa [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BallstonSpaMember" xlink:to="exr_BallstonSpaMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BaltimoreEasternAveOneMember" xlink:label="exr_BaltimoreEasternAveOneMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BaltimoreEasternAveOneMember_lbl" xml:lang="en-US" id="id_8875721_1803037_3_1">Baltimore Eastern Ave One [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BaltimoreEasternAveOneMember_lbl" xml:lang="en-US" id="id_8875721_1803037_1_1">Baltimore Eastern Ave One [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BaltimoreEasternAveOneMember_lbl" xml:lang="en-US" id="id_8875721_1803037_2_1">Baltimore / Eastern Ave 1 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BaltimoreEasternAveOneMember" xlink:to="exr_BaltimoreEasternAveOneMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BaltimoreEasternAveTwoMember" xlink:label="exr_BaltimoreEasternAveTwoMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BaltimoreEasternAveTwoMember_lbl" xml:lang="en-US" id="id_8875721_1807957_3_1">Baltimore Eastern Ave Two [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BaltimoreEasternAveTwoMember_lbl" xml:lang="en-US" id="id_8875721_1807957_1_1">Baltimore Eastern Ave Two [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BaltimoreEasternAveTwoMember_lbl" xml:lang="en-US" id="id_8875721_1807957_2_1">Baltimore / Eastern Ave 2 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BaltimoreEasternAveTwoMember" xlink:to="exr_BaltimoreEasternAveTwoMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BaltimoreMoraviaRdMember" xlink:label="exr_BaltimoreMoraviaRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BaltimoreMoraviaRdMember_lbl" xml:lang="en-US" id="id_8875721_1792471_3_1">Baltimore Moravia Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BaltimoreMoraviaRdMember_lbl" xml:lang="en-US" id="id_8875721_1792471_1_1">Baltimore Moravia Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BaltimoreMoraviaRdMember_lbl" xml:lang="en-US" id="id_8875721_1792471_2_1">Baltimore / Moravia Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BaltimoreMoraviaRdMember" xlink:to="exr_BaltimoreMoraviaRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BaltimoreNHowardStMember" xlink:label="exr_BaltimoreNHowardStMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BaltimoreNHowardStMember_lbl" xml:lang="en-US" id="id_8875721_1837045_3_1">Baltimore N Howard St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BaltimoreNHowardStMember_lbl" xml:lang="en-US" id="id_8875721_1837045_1_1">Baltimore N Howard St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BaltimoreNHowardStMember_lbl" xml:lang="en-US" id="id_8875721_1837045_2_1">Baltimore / N Howard St [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BaltimoreNHowardStMember" xlink:to="exr_BaltimoreNHowardStMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BartlettMember" xlink:label="exr_BartlettMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BartlettMember_lbl" xml:lang="en-US" id="id_8875721_1829759_3_1">Bartlett [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BartlettMember_lbl" xml:lang="en-US" id="id_8875721_1829759_1_1">Bartlett [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BartlettMember_lbl" xml:lang="en-US" id="id_8875721_1829759_2_1">Bartlett [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BartlettMember" xlink:to="exr_BartlettMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BasisOfAccountingPolicyPolicyTextBlock" xlink:label="us-gaap_BasisOfAccountingPolicyPolicyTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_BasisOfAccountingPolicyPolicyTextBlock_lbl" xml:lang="en-US" id="id_8875721_1635868_1_1">Basis of Accounting, Policy [Policy Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_BasisOfAccountingPolicyPolicyTextBlock_lbl" xml:lang="en-US" id="id_8875721_1635868_2_1">Basis of Presentation</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BasisOfAccountingPolicyPolicyTextBlock" xlink:to="us-gaap_BasisOfAccountingPolicyPolicyTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BasisOfExchangeOperatingPartnershipUnitsForCommonStock" xlink:label="exr_BasisOfExchangeOperatingPartnershipUnitsForCommonStock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BasisOfExchangeOperatingPartnershipUnitsForCommonStock_lbl" xml:lang="en-US" id="id_8875721_1710639_3_1">Represents the basis of exchange for the entity's option to acquire operating partnership units in exchange for shares of its common stock.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BasisOfExchangeOperatingPartnershipUnitsForCommonStock_lbl" xml:lang="en-US" id="id_8875721_1710639_1_1">Basis Of Exchange Operating Partnership Units For Common Stock</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BasisOfExchangeOperatingPartnershipUnitsForCommonStock_lbl" xml:lang="en-US" id="id_8875721_1710639_2_1">OP units conversion basis</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BasisOfExchangeOperatingPartnershipUnitsForCommonStock" xlink:to="exr_BasisOfExchangeOperatingPartnershipUnitsForCommonStock_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BaytownMember" xlink:label="exr_BaytownMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BaytownMember_lbl" xml:lang="en-US" id="id_8875721_1923939_3_1">Baytown [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BaytownMember_lbl" xml:lang="en-US" id="id_8875721_1923939_1_1">Baytown [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BaytownMember_lbl" xml:lang="en-US" id="id_8875721_1923939_2_1">Baytown [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BaytownMember" xlink:to="exr_BaytownMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BayvilleMember" xlink:label="exr_BayvilleMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BayvilleMember_lbl" xml:lang="en-US" id="id_8875721_1822954_3_1">Bayville [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BayvilleMember_lbl" xml:lang="en-US" id="id_8875721_1822954_1_1">Bayville [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BayvilleMember_lbl" xml:lang="en-US" id="id_8875721_1822954_2_1">Bayville [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BayvilleMember" xlink:to="exr_BayvilleMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BedfordParkMember" xlink:label="exr_BedfordParkMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BedfordParkMember_lbl" xml:lang="en-US" id="id_8875721_1829758_3_1">Bedford Park [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BedfordParkMember_lbl" xml:lang="en-US" id="id_8875721_1829758_1_1">Bedford Park [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BedfordParkMember_lbl" xml:lang="en-US" id="id_8875721_1829758_2_1">Bedford Park [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BedfordParkMember" xlink:to="exr_BedfordParkMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BellevilleMember" xlink:label="exr_BellevilleMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BellevilleMember_lbl" xml:lang="en-US" id="id_8875721_1865851_3_1">Belleville [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BellevilleMember_lbl" xml:lang="en-US" id="id_8875721_1865851_1_1">Belleville [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BellevilleMember_lbl" xml:lang="en-US" id="id_8875721_1865851_2_1">Belleville [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BellevilleMember" xlink:to="exr_BellevilleMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BellflowerMember" xlink:label="exr_BellflowerMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BellflowerMember_lbl" xml:lang="en-US" id="id_8875721_1748167_3_1">Bellflower, CA [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BellflowerMember_lbl" xml:lang="en-US" id="id_8875721_1748167_1_1">Bellflower [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BellflowerMember_lbl" xml:lang="en-US" id="id_8875721_1748167_2_1">Bellflower [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BellflowerMember" xlink:to="exr_BellflowerMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BellmawrMember" xlink:label="exr_BellmawrMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BellmawrMember_lbl" xml:lang="en-US" id="id_8875721_1823587_3_1">Bellmawr [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BellmawrMember_lbl" xml:lang="en-US" id="id_8875721_1823587_1_1">Bellmawr [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BellmawrMember_lbl" xml:lang="en-US" id="id_8875721_1823587_2_1">Bellmawr [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BellmawrMember" xlink:to="exr_BellmawrMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BelmontMember" xlink:label="exr_BelmontMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BelmontMember_lbl" xml:lang="en-US" id="id_8875721_1802668_3_1">Belmont, CA [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BelmontMember_lbl" xml:lang="en-US" id="id_8875721_1802668_1_1">Belmont [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BelmontMember_lbl" xml:lang="en-US" id="id_8875721_1802668_2_1">Belmont [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BelmontMember" xlink:to="exr_BelmontMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BensalemBristolPikeMember" xlink:label="exr_BensalemBristolPikeMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BensalemBristolPikeMember_lbl" xml:lang="en-US" id="id_8875721_1811610_3_1">Bensalem Bristol Pike [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BensalemBristolPikeMember_lbl" xml:lang="en-US" id="id_8875721_1811610_1_1">Bensalem Bristol Pike [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BensalemBristolPikeMember_lbl" xml:lang="en-US" id="id_8875721_1811610_2_1">Bensalem / Bristol Pike [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BensalemBristolPikeMember" xlink:to="exr_BensalemBristolPikeMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BensalemKnightsRdMember" xlink:label="exr_BensalemKnightsRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BensalemKnightsRdMember_lbl" xml:lang="en-US" id="id_8875721_1792377_3_1">Bensalem Knights Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BensalemKnightsRdMember_lbl" xml:lang="en-US" id="id_8875721_1792377_1_1">Bensalem Knights Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BensalemKnightsRdMember_lbl" xml:lang="en-US" id="id_8875721_1792377_2_1">Bensalem / Knights Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BensalemKnightsRdMember" xlink:to="exr_BensalemKnightsRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BerkeleyHeightsMember" xlink:label="exr_BerkeleyHeightsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BerkeleyHeightsMember_lbl" xml:lang="en-US" id="id_8875721_1833753_3_1">Berkeley Heights [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BerkeleyHeightsMember_lbl" xml:lang="en-US" id="id_8875721_1833753_1_1">Berkeley Heights [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BerkeleyHeightsMember_lbl" xml:lang="en-US" id="id_8875721_1833753_2_1">Berkeley Heights [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BerkeleyHeightsMember" xlink:to="exr_BerkeleyHeightsMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BerkeleyMember" xlink:label="exr_BerkeleyMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BerkeleyMember_lbl" xml:lang="en-US" id="id_8875721_1872307_3_1">Berkeley, CA [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BerkeleyMember_lbl" xml:lang="en-US" id="id_8875721_1872307_1_1">Berkeley [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BerkeleyMember_lbl" xml:lang="en-US" id="id_8875721_1872307_2_1">Berkeley [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BerkeleyMember" xlink:to="exr_BerkeleyMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BerwynMember" xlink:label="exr_BerwynMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BerwynMember_lbl" xml:lang="en-US" id="id_8875721_2012722_3_1">Berwyn [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BerwynMember_lbl" xml:lang="en-US" id="id_8875721_2012722_1_1">Berwyn [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BerwynMember_lbl" xml:lang="en-US" id="id_8875721_2012722_2_1">Berwyn [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BerwynMember" xlink:to="exr_BerwynMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BethesdaMember" xlink:label="exr_BethesdaMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BethesdaMember_lbl" xml:lang="en-US" id="id_8875721_1823586_3_1">Bethesda [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BethesdaMember_lbl" xml:lang="en-US" id="id_8875721_1823586_1_1">Bethesda [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BethesdaMember_lbl" xml:lang="en-US" id="id_8875721_1823586_2_1">Bethesda [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BethesdaMember" xlink:to="exr_BethesdaMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BillericaMember" xlink:label="exr_BillericaMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BillericaMember_lbl" xml:lang="en-US" id="id_8875721_1764368_3_1">Billerica [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BillericaMember_lbl" xml:lang="en-US" id="id_8875721_1764368_1_1">Billerica [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BillericaMember_lbl" xml:lang="en-US" id="id_8875721_1764368_2_1">Billerica [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BillericaMember" xlink:to="exr_BillericaMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BiloxiMember" xlink:label="exr_BiloxiMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BiloxiMember_lbl" xml:lang="en-US" id="id_8875721_2012729_3_1">Biloxi [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BiloxiMember_lbl" xml:lang="en-US" id="id_8875721_2012729_1_1">Biloxi [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BiloxiMember_lbl" xml:lang="en-US" id="id_8875721_2012729_2_1">Biloxi [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BiloxiMember" xlink:to="exr_BiloxiMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BirminghamGraceBakerRdMember" xlink:label="exr_BirminghamGraceBakerRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BirminghamGraceBakerRdMember_lbl" xml:lang="en-US" id="id_8875721_1869581_3_1">Birmingham / Grace Baker Rd, AL [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BirminghamGraceBakerRdMember_lbl" xml:lang="en-US" id="id_8875721_1869581_1_1">Birmingham / Grace Baker Rd, [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BirminghamGraceBakerRdMember_lbl" xml:lang="en-US" id="id_8875721_1869581_2_1">Birmingham / Grace Baker Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BirminghamGraceBakerRdMember" xlink:to="exr_BirminghamGraceBakerRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BirminghamLornaRdMember" xlink:label="exr_BirminghamLornaRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BirminghamLornaRdMember_lbl" xml:lang="en-US" id="id_8875721_1780649_3_1">Birmingham / Lorna Rd, AL [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BirminghamLornaRdMember_lbl" xml:lang="en-US" id="id_8875721_1780649_1_1">Birmingham / Lorna Rd, [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BirminghamLornaRdMember_lbl" xml:lang="en-US" id="id_8875721_1780649_2_1">Birmingham / Lorna Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BirminghamLornaRdMember" xlink:to="exr_BirminghamLornaRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BloomfieldInvestmentLLCMember" xlink:label="exr_BloomfieldInvestmentLLCMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BloomfieldInvestmentLLCMember_lbl" xml:lang="en-US" id="id_8875721_2013207_3_1">Bloomfield Investment LLC [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BloomfieldInvestmentLLCMember_lbl" xml:lang="en-US" id="id_8875721_2013207_1_1">Bloomfield Investment LLC [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BloomfieldInvestmentLLCMember_lbl" xml:lang="en-US" id="id_8875721_2013207_2_1">Bloomfield Investment LLC [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BloomfieldInvestmentLLCMember" xlink:to="exr_BloomfieldInvestmentLLCMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BloomingtonBloomingtonAveMember" xlink:label="exr_BloomingtonBloomingtonAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BloomingtonBloomingtonAveMember_lbl" xml:lang="en-US" id="id_8875721_1822575_3_1">Bloomington / Bloomington Ave, CA [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BloomingtonBloomingtonAveMember_lbl" xml:lang="en-US" id="id_8875721_1822575_1_1">Bloomington / Bloomington Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BloomingtonBloomingtonAveMember_lbl" xml:lang="en-US" id="id_8875721_1822575_2_1">Bloomington / Bloomington Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BloomingtonBloomingtonAveMember" xlink:to="exr_BloomingtonBloomingtonAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BloomingtonLindenAveMember" xlink:label="exr_BloomingtonLindenAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BloomingtonLindenAveMember_lbl" xml:lang="en-US" id="id_8875721_1852791_3_1">Bloomington / Linden Ave, CA [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BloomingtonLindenAveMember_lbl" xml:lang="en-US" id="id_8875721_1852791_1_1">Bloomington / Linden Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BloomingtonLindenAveMember_lbl" xml:lang="en-US" id="id_8875721_1852791_2_1">Bloomington / Linden Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BloomingtonLindenAveMember" xlink:to="exr_BloomingtonLindenAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BlufftonMember" xlink:label="exr_BlufftonMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BlufftonMember_lbl" xml:lang="en-US" id="id_8875721_2012746_3_1">Bluffton [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BlufftonMember_lbl" xml:lang="en-US" id="id_8875721_2012746_1_1">Bluffton [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BlufftonMember_lbl" xml:lang="en-US" id="id_8875721_2012746_2_1">Bluffton [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BlufftonMember" xlink:to="exr_BlufftonMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BohemiaMember" xlink:label="exr_BohemiaMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BohemiaMember_lbl" xml:lang="en-US" id="id_8875721_1804533_3_1">Bohemia [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BohemiaMember_lbl" xml:lang="en-US" id="id_8875721_1804533_1_1">Bohemia [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BohemiaMember_lbl" xml:lang="en-US" id="id_8875721_1804533_2_1">Bohemia [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BohemiaMember" xlink:to="exr_BohemiaMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BonitaSpringsMember" xlink:label="exr_BonitaSpringsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BonitaSpringsMember_lbl" xml:lang="en-US" id="id_8875721_1783968_3_1">Bonita Springs [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BonitaSpringsMember_lbl" xml:lang="en-US" id="id_8875721_1783968_1_1">Bonita Springs [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BonitaSpringsMember_lbl" xml:lang="en-US" id="id_8875721_1783968_2_1">Bonita Springs [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BonitaSpringsMember" xlink:to="exr_BonitaSpringsMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BradentonMember" xlink:label="exr_BradentonMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BradentonMember_lbl" xml:lang="en-US" id="id_8875721_1807064_3_1">Bradenton [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BradentonMember_lbl" xml:lang="en-US" id="id_8875721_1807064_1_1">Bradenton [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BradentonMember_lbl" xml:lang="en-US" id="id_8875721_1807064_2_1">Bradenton [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BradentonMember" xlink:to="exr_BradentonMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BrandonMember" xlink:label="exr_BrandonMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BrandonMember_lbl" xml:lang="en-US" id="id_8875721_1874960_3_1">Brandon [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BrandonMember_lbl" xml:lang="en-US" id="id_8875721_1874960_1_1">Brandon [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BrandonMember_lbl" xml:lang="en-US" id="id_8875721_1874960_2_1">Brandon [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BrandonMember" xlink:to="exr_BrandonMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BridgeportMember" xlink:label="exr_BridgeportMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BridgeportMember_lbl" xml:lang="en-US" id="id_8875721_1879846_3_1">Bridgeport [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BridgeportMember_lbl" xml:lang="en-US" id="id_8875721_1879846_1_1">Bridgeport [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BridgeportMember_lbl" xml:lang="en-US" id="id_8875721_1879846_2_1">Bridgeport [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BridgeportMember" xlink:to="exr_BridgeportMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BrocktonCentreStRteOneHundredTwentyThreeMember" xlink:label="exr_BrocktonCentreStRteOneHundredTwentyThreeMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BrocktonCentreStRteOneHundredTwentyThreeMember_lbl" xml:lang="en-US" id="id_8875721_1917603_3_1">Brockton Centre St Rte One Hundred Twenty Three [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BrocktonCentreStRteOneHundredTwentyThreeMember_lbl" xml:lang="en-US" id="id_8875721_1917603_1_1">Brockton Centre St Rte One Hundred Twenty Three [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BrocktonCentreStRteOneHundredTwentyThreeMember_lbl" xml:lang="en-US" id="id_8875721_1917603_2_1">Brockton / Centre St - Rte 123 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BrocktonCentreStRteOneHundredTwentyThreeMember" xlink:to="exr_BrocktonCentreStRteOneHundredTwentyThreeMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BrocktonOakStMember" xlink:label="exr_BrocktonOakStMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BrocktonOakStMember_lbl" xml:lang="en-US" id="id_8875721_1803788_3_1">Brockton Oak St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BrocktonOakStMember_lbl" xml:lang="en-US" id="id_8875721_1803788_1_1">Brockton Oak St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BrocktonOakStMember_lbl" xml:lang="en-US" id="id_8875721_1803788_2_1">Brockton / Oak St [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BrocktonOakStMember" xlink:to="exr_BrocktonOakStMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BronxEdsonAvMember" xlink:label="exr_BronxEdsonAvMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BronxEdsonAvMember_lbl" xml:lang="en-US" id="id_8875721_1776321_3_1">Bronx Edson Av [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BronxEdsonAvMember_lbl" xml:lang="en-US" id="id_8875721_1776321_1_1">Bronx Edson Av [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BronxEdsonAvMember_lbl" xml:lang="en-US" id="id_8875721_1776321_2_1">Bronx / Edson Ave[Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BronxEdsonAvMember" xlink:to="exr_BronxEdsonAvMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BronxFordhamRdMember" xlink:label="exr_BronxFordhamRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BronxFordhamRdMember_lbl" xml:lang="en-US" id="id_8875721_1852793_3_1">Bronx Fordham Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BronxFordhamRdMember_lbl" xml:lang="en-US" id="id_8875721_1852793_1_1">Bronx Fordham Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BronxFordhamRdMember_lbl" xml:lang="en-US" id="id_8875721_1852793_2_1">Bronx / Fordham Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BronxFordhamRdMember" xlink:to="exr_BronxFordhamRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BrookfieldMember" xlink:label="exr_BrookfieldMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BrookfieldMember_lbl" xml:lang="en-US" id="id_8875721_1835842_3_1">Brookfield [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BrookfieldMember_lbl" xml:lang="en-US" id="id_8875721_1835842_1_1">Brookfield [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BrookfieldMember_lbl" xml:lang="en-US" id="id_8875721_1835842_2_1">Brookfield [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BrookfieldMember" xlink:to="exr_BrookfieldMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_Brooklyn3rdAveMember" xlink:label="exr_Brooklyn3rdAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_Brooklyn3rdAveMember_lbl" xml:lang="en-US" id="id_8875721_1888448_3_1">Brooklyn 3rd Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_Brooklyn3rdAveMember_lbl" xml:lang="en-US" id="id_8875721_1888448_1_1">Brooklyn 3rd Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_Brooklyn3rdAveMember_lbl" xml:lang="en-US" id="id_8875721_1888448_2_1">Brooklyn / 3rd Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_Brooklyn3rdAveMember" xlink:to="exr_Brooklyn3rdAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_Brooklyn64thStMember" xlink:label="exr_Brooklyn64thStMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_Brooklyn64thStMember_lbl" xml:lang="en-US" id="id_8875721_1825795_3_1">Brooklyn 64th St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_Brooklyn64thStMember_lbl" xml:lang="en-US" id="id_8875721_1825795_1_1">Brooklyn 64th St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_Brooklyn64thStMember_lbl" xml:lang="en-US" id="id_8875721_1825795_2_1">Brooklyn / 64th St [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_Brooklyn64thStMember" xlink:to="exr_Brooklyn64thStMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BrooklynAtlanticAveMember" xlink:label="exr_BrooklynAtlanticAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BrooklynAtlanticAveMember_lbl" xml:lang="en-US" id="id_8875721_1799141_3_1">Brooklyn Atlantic Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BrooklynAtlanticAveMember_lbl" xml:lang="en-US" id="id_8875721_1799141_1_1">Brooklyn Atlantic Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BrooklynAtlanticAveMember_lbl" xml:lang="en-US" id="id_8875721_1799141_2_1">Brooklyn / Atlantic Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BrooklynAtlanticAveMember" xlink:to="exr_BrooklynAtlanticAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BrooklynAvenueMMember" xlink:label="exr_BrooklynAvenueMMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BrooklynAvenueMMember_lbl" xml:lang="en-US" id="id_8875721_1835818_3_1">Brooklyn Avenue M [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BrooklynAvenueMMember_lbl" xml:lang="en-US" id="id_8875721_1835818_1_1">Brooklyn Avenue M [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BrooklynAvenueMMember_lbl" xml:lang="en-US" id="id_8875721_1835818_2_1">Brooklyn / Avenue M [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BrooklynAvenueMMember" xlink:to="exr_BrooklynAvenueMMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BufordMember" xlink:label="exr_BufordMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BufordMember_lbl" xml:lang="en-US" id="id_8875721_2012711_3_1">Buford [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BufordMember_lbl" xml:lang="en-US" id="id_8875721_2012711_1_1">Buford [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BufordMember_lbl" xml:lang="en-US" id="id_8875721_2012711_2_1">Buford [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BufordMember" xlink:to="exr_BufordMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BuildingAndBuildingImprovementsMember" xlink:label="us-gaap_BuildingAndBuildingImprovementsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_BuildingAndBuildingImprovementsMember_lbl" xml:lang="en-US" id="id_8875721_1633434_1_1">Building and Building Improvements [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_BuildingAndBuildingImprovementsMember_lbl" xml:lang="en-US" id="id_8875721_1633434_2_1">Buildings and Improvements [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BuildingAndBuildingImprovementsMember" xlink:to="us-gaap_BuildingAndBuildingImprovementsMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BurbankThorntonAveMember" xlink:label="exr_BurbankThorntonAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BurbankThorntonAveMember_lbl" xml:lang="en-US" id="id_8875721_1821256_3_1">Burbank / Thornton Ave, CA [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BurbankThorntonAveMember_lbl" xml:lang="en-US" id="id_8875721_1821256_1_1">Burbank / Thornton Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BurbankThorntonAveMember_lbl" xml:lang="en-US" id="id_8875721_1821256_2_1">Burbank / Thornton Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BurbankThorntonAveMember" xlink:to="exr_BurbankThorntonAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BurbankWVerdugoAveMember" xlink:label="exr_BurbankWVerdugoAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BurbankWVerdugoAveMember_lbl" xml:lang="en-US" id="id_8875721_1861704_3_1">Burbank / W Verdugo Ave, CA [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BurbankWVerdugoAveMember_lbl" xml:lang="en-US" id="id_8875721_1861704_1_1">Burbank / W- Verdugo Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BurbankWVerdugoAveMember_lbl" xml:lang="en-US" id="id_8875721_1861704_2_1">Burbank / W- Verdugo Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BurbankWVerdugoAveMember" xlink:to="exr_BurbankWVerdugoAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BurkeMember" xlink:label="exr_BurkeMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BurkeMember_lbl" xml:lang="en-US" id="id_8875721_1850889_3_1">Burke [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BurkeMember_lbl" xml:lang="en-US" id="id_8875721_1850889_1_1">Burke [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BurkeMember_lbl" xml:lang="en-US" id="id_8875721_1850889_2_1">Burke [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BurkeMember" xlink:to="exr_BurkeMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BurlingameMember" xlink:label="exr_BurlingameMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BurlingameMember_lbl" xml:lang="en-US" id="id_8875721_1883167_3_1">Burlingame, CA [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BurlingameMember_lbl" xml:lang="en-US" id="id_8875721_1883167_1_1">Burlingame [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BurlingameMember_lbl" xml:lang="en-US" id="id_8875721_1883167_2_1">Burlingame [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BurlingameMember" xlink:to="exr_BurlingameMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BurlingtonMember" xlink:label="exr_BurlingtonMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BurlingtonMember_lbl" xml:lang="en-US" id="id_8875721_1943805_3_1">Burlington [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BurlingtonMember_lbl" xml:lang="en-US" id="id_8875721_1943805_1_1">Burlington [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BurlingtonMember_lbl" xml:lang="en-US" id="id_8875721_1943805_2_1">Burlington [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BurlingtonMember" xlink:to="exr_BurlingtonMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain" xlink:label="us-gaap_BusinessAcquisitionAcquireeDomain"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_BusinessAcquisitionAcquireeDomain_lbl" xml:lang="en-US" id="id_8875721_1641952_1_1">Business Acquisition, Acquiree [Domain]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_BusinessAcquisitionAcquireeDomain_lbl" xml:lang="en-US" id="id_8875721_1641952_2_1">Business Acquisition, Acquiree [Domain]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessAcquisitionAcquireeDomain" xlink:to="us-gaap_BusinessAcquisitionAcquireeDomain_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessAcquisitionAxis" xlink:label="us-gaap_BusinessAcquisitionAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_BusinessAcquisitionAxis_lbl" xml:lang="en-US" id="id_8875721_1643960_1_1">Business Acquisition [Axis]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_BusinessAcquisitionAxis_lbl" xml:lang="en-US" id="id_8875721_1643960_2_1">Business Acquisition [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessAcquisitionAxis" xlink:to="us-gaap_BusinessAcquisitionAxis_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BusinessAcquisitionContingentEarnOutProvision" xlink:label="exr_BusinessAcquisitionContingentEarnOutProvision"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BusinessAcquisitionContingentEarnOutProvision_lbl" xml:lang="en-US" id="id_8875721_1939849_3_1">Business Acquisition Contingent Earn Out Provision</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BusinessAcquisitionContingentEarnOutProvision_lbl" xml:lang="en-US" id="id_8875721_1939849_1_1">Business Acquisition Contingent Earn Out Provision</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BusinessAcquisitionContingentEarnOutProvision_lbl" xml:lang="en-US" id="id_8875721_1939849_2_1">Liability recorded related to an earnout provision</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BusinessAcquisitionContingentEarnOutProvision" xlink:to="exr_BusinessAcquisitionContingentEarnOutProvision_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessAcquisitionCostOfAcquiredEntityTransactionCosts" xlink:label="us-gaap_BusinessAcquisitionCostOfAcquiredEntityTransactionCosts"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_BusinessAcquisitionCostOfAcquiredEntityTransactionCosts_lbl" xml:lang="en-US" id="id_8875721_1650890_1_1">Business Acquisition, Transaction Costs</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_BusinessAcquisitionCostOfAcquiredEntityTransactionCosts_lbl" xml:lang="en-US" id="id_8875721_1650890_2_1">Less: Cash paid for transaction costs</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_BusinessAcquisitionCostOfAcquiredEntityTransactionCosts_lbl" xml:lang="en-US" id="id_8875721_1650890_12_1">Professional fees/closing costs</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessAcquisitionCostOfAcquiredEntityTransactionCosts" xlink:to="us-gaap_BusinessAcquisitionCostOfAcquiredEntityTransactionCosts_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessAcquisitionEquityInterestIssuedOrIssuableValueAssigned" xlink:label="us-gaap_BusinessAcquisitionEquityInterestIssuedOrIssuableValueAssigned"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_BusinessAcquisitionEquityInterestIssuedOrIssuableValueAssigned_lbl" xml:lang="en-US" id="id_8875721_1647626_1_1">Business Acquisition, Equity Interest Issued or Issuable, Value Assigned</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_BusinessAcquisitionEquityInterestIssuedOrIssuableValueAssigned_lbl" xml:lang="en-US" id="id_8875721_1647626_2_1">Fair value of OP Units issued to certain SmartStop unit holders</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_BusinessAcquisitionEquityInterestIssuedOrIssuableValueAssigned_lbl" xml:lang="en-US" id="id_8875721_1647626_12_1">OP units issued value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessAcquisitionEquityInterestIssuedOrIssuableValueAssigned" xlink:to="us-gaap_BusinessAcquisitionEquityInterestIssuedOrIssuableValueAssigned_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued" xlink:label="us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued_lbl" xml:lang="en-US" id="id_8875721_1641517_1_1">Business Acquisition, Equity Interest Issued or Issuable, Number of Shares</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued_lbl" xml:lang="en-US" id="id_8875721_1641517_2_1">Number of OP Units Issued</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued" xlink:to="us-gaap_BusinessAcquisitionEquityInterestsIssuedOrIssuableNumberOfSharesIssued_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired" xlink:label="us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired_lbl" xml:lang="en-US" id="id_8875721_1639846_1_1">Business Acquisition, Percentage of Voting Interests Acquired</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired_lbl" xml:lang="en-US" id="id_8875721_1639846_2_1">Additional interest acquired in the venture</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired" xlink:to="us-gaap_BusinessAcquisitionPercentageOfVotingInterestsAcquired_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BusinessAcquisitionProFormaEarningsPerShareAbstract" xlink:label="exr_BusinessAcquisitionProFormaEarningsPerShareAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BusinessAcquisitionProFormaEarningsPerShareAbstract_lbl" xml:lang="en-US" id="id_8875721_1955742_3_1">Business Acquisition Pro Forma Earnings Per Share [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BusinessAcquisitionProFormaEarningsPerShareAbstract_lbl" xml:lang="en-US" id="id_8875721_1955742_1_1">Business Acquisition Pro Forma Earnings Per Share [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BusinessAcquisitionProFormaEarningsPerShareAbstract_lbl" xml:lang="en-US" id="id_8875721_1955742_2_1">Earnings per common share</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BusinessAcquisitionProFormaEarningsPerShareAbstract" xlink:to="exr_BusinessAcquisitionProFormaEarningsPerShareAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessAcquisitionProFormaInformationAbstract" xlink:label="us-gaap_BusinessAcquisitionProFormaInformationAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_BusinessAcquisitionProFormaInformationAbstract_lbl" xml:lang="en-US" id="id_8875721_1631850_1_1">Business Acquisition, Pro Forma Information [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_BusinessAcquisitionProFormaInformationAbstract_lbl" xml:lang="en-US" id="id_8875721_1631850_2_1">Business Acquisition, Pro Forma Information [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessAcquisitionProFormaInformationAbstract" xlink:to="us-gaap_BusinessAcquisitionProFormaInformationAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessAcquisitionProFormaInformationTextBlock" xlink:label="us-gaap_BusinessAcquisitionProFormaInformationTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_BusinessAcquisitionProFormaInformationTextBlock_lbl" xml:lang="en-US" id="id_8875721_1632644_1_1">Business Acquisition, Pro Forma Information [Table Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_BusinessAcquisitionProFormaInformationTextBlock_lbl" xml:lang="en-US" id="id_8875721_1632644_2_1">Pro Forma Financial Information</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessAcquisitionProFormaInformationTextBlock" xlink:to="us-gaap_BusinessAcquisitionProFormaInformationTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BusinessAcquisitionRevenueAndEarningsOfAcquireeSinceAcquisitionDateTableTextBlock" xlink:label="exr_BusinessAcquisitionRevenueAndEarningsOfAcquireeSinceAcquisitionDateTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BusinessAcquisitionRevenueAndEarningsOfAcquireeSinceAcquisitionDateTableTextBlock_lbl" xml:lang="en-US" id="id_8875721_1888023_3_1">Tabular disclosure of the amount of revenue and earnings or loss of the acquiree since the acquisition date included in the consolidated income statement for the reporting period.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BusinessAcquisitionRevenueAndEarningsOfAcquireeSinceAcquisitionDateTableTextBlock_lbl" xml:lang="en-US" id="id_8875721_1888023_1_1">Business Acquisition Revenue And Earnings Of Acquiree Since Acquisition Date Table [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BusinessAcquisitionRevenueAndEarningsOfAcquireeSinceAcquisitionDateTableTextBlock_lbl" xml:lang="en-US" id="id_8875721_1888023_2_1">Summary of Revenues and Earnings Related to Acquisition since the Acquisition Date</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BusinessAcquisitionRevenueAndEarningsOfAcquireeSinceAcquisitionDateTableTextBlock" xlink:to="exr_BusinessAcquisitionRevenueAndEarningsOfAcquireeSinceAcquisitionDateTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessAcquisitionSharePrice" xlink:label="us-gaap_BusinessAcquisitionSharePrice"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_BusinessAcquisitionSharePrice_lbl" xml:lang="en-US" id="id_8875721_1636264_1_1">Business Acquisition, Share Price</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_BusinessAcquisitionSharePrice_lbl" xml:lang="en-US" id="id_8875721_1636264_2_1">Purchase price per share</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessAcquisitionSharePrice" xlink:to="us-gaap_BusinessAcquisitionSharePrice_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessAcquisitionsProFormaNetIncomeLoss" xlink:label="us-gaap_BusinessAcquisitionsProFormaNetIncomeLoss"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_BusinessAcquisitionsProFormaNetIncomeLoss_lbl" xml:lang="en-US" id="id_8875721_1644705_1_1">Business Acquisition, Pro Forma Net Income (Loss)</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessAcquisitionsProFormaRevenue" xlink:label="us-gaap_BusinessAcquisitionsProFormaRevenue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_BusinessAcquisitionsProFormaRevenue_lbl" xml:lang="en-US" id="id_8875721_1647513_1_1">Business Acquisition, Pro Forma Revenue</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_BusinessAcquisitionsProFormaRevenue_lbl" xml:lang="en-US" id="id_8875721_1647513_2_1">Total revenues</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessAcquisitionsProFormaRevenue" xlink:to="us-gaap_BusinessAcquisitionsProFormaRevenue_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessCombinationAcquisitionRelatedCosts" xlink:label="us-gaap_BusinessCombinationAcquisitionRelatedCosts"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_BusinessCombinationAcquisitionRelatedCosts_lbl" xml:lang="en-US" id="id_8875721_1649626_1_1">Business Combination, Acquisition Related Costs</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_BusinessCombinationAcquisitionRelatedCosts_lbl" xml:lang="en-US" id="id_8875721_1649626_2_1">Total expense paid</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessCombinationAcquisitionRelatedCosts" xlink:to="us-gaap_BusinessCombinationAcquisitionRelatedCosts_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BusinessCombinationAcquisitionRelatedCostsNet" xlink:label="exr_BusinessCombinationAcquisitionRelatedCostsNet"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BusinessCombinationAcquisitionRelatedCostsNet_lbl" xml:lang="en-US" id="id_8875721_2016123_3_1">This element represents acquisition-related costs incurred to effect a business combination which costs have been expensed during the period, and incurred both at closing and prior/subsequent to closing. Such costs include finder's fees; advisory, legal, accounting, valuation, and other professional or consulting fees; general administrative costs, including the costs of maintaining an internal acquisitions department; and may include costs of registering and issuing debt and equity securities.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BusinessCombinationAcquisitionRelatedCostsNet_lbl" xml:lang="en-US" id="id_8875721_2016123_1_1">Business Combination Acquisition Related Costs Net</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BusinessCombinationAcquisitionRelatedCostsNet_lbl" xml:lang="en-US" id="id_8875721_2016123_2_1">Total expense not paid</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessCombinationBargainPurchaseGainRecognizedAmount" xlink:label="us-gaap_BusinessCombinationBargainPurchaseGainRecognizedAmount"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_BusinessCombinationBargainPurchaseGainRecognizedAmount_lbl" xml:lang="en-US" id="id_8875721_1645963_1_1">Business Combination, Bargain Purchase, Gain Recognized, Amount</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_BusinessCombinationBargainPurchaseGainRecognizedAmount_lbl" xml:lang="en-US" id="id_8875721_1645963_2_1">Gain on bargain purchase of acquisition</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessCombinationBargainPurchaseGainRecognizedAmount" xlink:to="us-gaap_BusinessCombinationBargainPurchaseGainRecognizedAmount_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BusinessCombinationConsiderationPromissoryNoteIssued" xlink:label="exr_BusinessCombinationConsiderationPromissoryNoteIssued"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BusinessCombinationConsiderationPromissoryNoteIssued_lbl" xml:lang="en-US" id="id_8875721_1801500_3_1">Business Combination Consideration Promissory Note Issued</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BusinessCombinationConsiderationPromissoryNoteIssued_lbl" xml:lang="en-US" id="id_8875721_1801500_1_1">Business Combination Consideration Promissory Note Issued</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BusinessCombinationConsiderationPromissoryNoteIssued_lbl" xml:lang="en-US" id="id_8875721_1801500_2_1">Note Issued to / from seller</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BusinessCombinationConsiderationPromissoryNoteIssued" xlink:to="exr_BusinessCombinationConsiderationPromissoryNoteIssued_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessCombinationConsiderationTransferred1" xlink:label="us-gaap_BusinessCombinationConsiderationTransferred1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_BusinessCombinationConsiderationTransferred1_lbl" xml:lang="en-US" id="id_8875721_1645516_1_1">Business Combination, Consideration Transferred</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_BusinessCombinationConsiderationTransferred1_lbl" xml:lang="en-US" id="id_8875721_1645516_2_1">Total consideration transferred</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessCombinationConsiderationTransferred1" xlink:to="us-gaap_BusinessCombinationConsiderationTransferred1_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable" xlink:label="us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable_lbl" xml:lang="en-US" id="id_8875721_1647976_1_1">Business Combination, Consideration Transferred, Equity Interests Issued and Issuable</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/positiveLabel" xlink:label="us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable_lbl" xml:lang="en-US" id="id_8875721_1647976_32_1">Total purchase price attributable to the Company</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable_lbl" xml:lang="en-US" id="id_8875721_1647976_2_1">Total purchase price attributable to the Company</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable_lbl" xml:lang="en-US" id="id_8875721_1647976_12_1">Value of OP units issued</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable_lbl" xml:lang="en-US" id="id_8875721_1647976_14_1">Value of Operating Partnership units issued</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable" xlink:to="us-gaap_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuable_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuableFairValue" xlink:label="exr_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuableFairValue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuableFairValue_lbl" xml:lang="en-US" id="id_8875721_1751625_3_1">The fair value of the equity interests of the acquirer, including the number of instruments or interests issued or issuable in consideration for the business combination.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuableFairValue_lbl" xml:lang="en-US" id="id_8875721_1751625_1_1">Business Combination Consideration Transferred Equity Interests Issued And Issuable Fair Value</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuableFairValue_lbl" xml:lang="en-US" id="id_8875721_1751625_2_1">Previous equity interest, fair value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuableFairValue" xlink:to="exr_BusinessCombinationConsiderationTransferredEquityInterestsIssuedAndIssuableFairValue_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessCombinationConsiderationTransferredIncludingEquityInterestInAcquireeHeldPriorToCombination1" xlink:label="us-gaap_BusinessCombinationConsiderationTransferredIncludingEquityInterestInAcquireeHeldPriorToCombination1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_BusinessCombinationConsiderationTransferredIncludingEquityInterestInAcquireeHeldPriorToCombination1_lbl" xml:lang="en-US" id="id_8875721_1644828_1_1">Business Combination, Consideration Transferred, Including Equity Interest in Acquiree Held Prior to Combination</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_BusinessCombinationConsiderationTransferredIncludingEquityInterestInAcquireeHeldPriorToCombination1_lbl" xml:lang="en-US" id="id_8875721_1644828_2_1">Cash portion of payment for acquisition</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_BusinessCombinationConsiderationTransferredIncludingEquityInterestInAcquireeHeldPriorToCombination1_lbl" xml:lang="en-US" id="id_8875721_1644828_12_1">Total Consideration Paid</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessCombinationConsiderationTransferredIncludingEquityInterestInAcquireeHeldPriorToCombination1" xlink:to="us-gaap_BusinessCombinationConsiderationTransferredIncludingEquityInterestInAcquireeHeldPriorToCombination1_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessCombinationContingentConsiderationLiability" xlink:label="us-gaap_BusinessCombinationContingentConsiderationLiability"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_BusinessCombinationContingentConsiderationLiability_lbl" xml:lang="en-US" id="id_8875721_1647391_1_1">Business Combination, Contingent Consideration, Liability</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_BusinessCombinationContingentConsiderationLiability_lbl" xml:lang="en-US" id="id_8875721_1647391_2_1">Amount due to sellers resulting from higher rental income of properties</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_BusinessCombinationContingentConsiderationLiability_lbl" xml:lang="en-US" id="id_8875721_1647391_12_1">Earnout provisions on acquisitions</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessCombinationContingentConsiderationLiability" xlink:to="us-gaap_BusinessCombinationContingentConsiderationLiability_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BusinessCombinationEquityInterestInAcquireeFairValue" xlink:label="exr_BusinessCombinationEquityInterestInAcquireeFairValue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BusinessCombinationEquityInterestInAcquireeFairValue_lbl" xml:lang="en-US" id="id_8875721_2016125_3_1">Business combination, equity interest in acquiree, fair value.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BusinessCombinationEquityInterestInAcquireeFairValue_lbl" xml:lang="en-US" id="id_8875721_2016125_1_1">Business Combination, Equity Interest in Acquiree, Fair Value</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BusinessCombinationEquityInterestInAcquireeFairValue_lbl" xml:lang="en-US" id="id_8875721_2016125_2_1">Total purchase price</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BusinessCombinationEquityInterestInAcquireeFairValue" xlink:to="exr_BusinessCombinationEquityInterestInAcquireeFairValue_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BusinessCombinationGainLossOnPriorAcquisitionEarnoutConsideration" xlink:label="exr_BusinessCombinationGainLossOnPriorAcquisitionEarnoutConsideration"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BusinessCombinationGainLossOnPriorAcquisitionEarnoutConsideration_lbl" xml:lang="en-US" id="id_8875721_2009527_3_1">Business combination gain loss on prior acquisition earnout consideration.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BusinessCombinationGainLossOnPriorAcquisitionEarnoutConsideration_lbl" xml:lang="en-US" id="id_8875721_2009527_1_1">Business Combination Gain Loss On Prior Acquisition Earnout Consideration</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BusinessCombinationGainLossOnPriorAcquisitionEarnoutConsideration_lbl" xml:lang="en-US" id="id_8875721_2009527_2_1">Gain (Loss) on earnout consideration</label>
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    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BusinessCombinationIncreaseDecreaseToReflectLiabilitiesAcquiredAtFairValueAbstract" xlink:label="exr_BusinessCombinationIncreaseDecreaseToReflectLiabilitiesAcquiredAtFairValueAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BusinessCombinationIncreaseDecreaseToReflectLiabilitiesAcquiredAtFairValueAbstract_lbl" xml:lang="en-US" id="id_8875721_1818890_3_1">Business Combination Increase Decrease To Reflect Liabilities Acquired At Fair Value [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BusinessCombinationIncreaseDecreaseToReflectLiabilitiesAcquiredAtFairValueAbstract_lbl" xml:lang="en-US" id="id_8875721_1818890_1_1">Business Combination Increase Decrease To Reflect Liabilities Acquired At Fair Value [Abstract]</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessCombinationIntegrationRelatedCosts" xlink:label="us-gaap_BusinessCombinationIntegrationRelatedCosts"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_BusinessCombinationIntegrationRelatedCosts_lbl" xml:lang="en-US" id="id_8875721_1649259_1_1">Business Combination, Integration Related Costs</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_BusinessCombinationIntegrationRelatedCosts_lbl" xml:lang="en-US" id="id_8875721_1649259_2_1">Severance-related costs</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessCombinationIntegrationRelatedCosts" xlink:to="us-gaap_BusinessCombinationIntegrationRelatedCosts_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_BusinessCombinationPayrollRelatedCostsExpensed" xlink:label="exr_BusinessCombinationPayrollRelatedCostsExpensed"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_BusinessCombinationPayrollRelatedCostsExpensed_lbl" xml:lang="en-US" id="id_8875721_2016121_3_1">Expenses recognized related to the acceleration of stock vesting in a business combination.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_BusinessCombinationPayrollRelatedCostsExpensed_lbl" xml:lang="en-US" id="id_8875721_2016121_1_1">Business Combination Payroll Related Costs Expensed</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_BusinessCombinationPayrollRelatedCostsExpensed_lbl" xml:lang="en-US" id="id_8875721_2016121_2_1">Other payroll-related costs</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_BusinessCombinationPayrollRelatedCostsExpensed" xlink:to="exr_BusinessCombinationPayrollRelatedCostsExpensed_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessCombinationProFormaInformationEarningsOrLossOfAcquireeSinceAcquisitionDateActual" xlink:label="us-gaap_BusinessCombinationProFormaInformationEarningsOrLossOfAcquireeSinceAcquisitionDateActual"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_BusinessCombinationProFormaInformationEarningsOrLossOfAcquireeSinceAcquisitionDateActual_lbl" xml:lang="en-US" id="id_8875721_1646627_1_1">Business Combination, Pro Forma Information, Earnings or Loss of Acquiree since Acquisition Date, Actual</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_BusinessCombinationProFormaInformationEarningsOrLossOfAcquireeSinceAcquisitionDateActual_lbl" xml:lang="en-US" id="id_8875721_1646627_2_1">Net income attributable to common stockholders</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessCombinationProFormaInformationEarningsOrLossOfAcquireeSinceAcquisitionDateActual" xlink:to="us-gaap_BusinessCombinationProFormaInformationEarningsOrLossOfAcquireeSinceAcquisitionDateActual_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_BusinessCombinationProFormaInformationRevenueOfAcquireeSinceAcquisitionDateActual" xlink:label="us-gaap_BusinessCombinationProFormaInformationRevenueOfAcquireeSinceAcquisitionDateActual"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_BusinessCombinationProFormaInformationRevenueOfAcquireeSinceAcquisitionDateActual_lbl" xml:lang="en-US" id="id_8875721_1646293_1_1">Business Combination, Pro Forma Information, Revenue of Acquiree since Acquisition Date, Actual</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_BusinessCombinationProFormaInformationRevenueOfAcquireeSinceAcquisitionDateActual_lbl" xml:lang="en-US" id="id_8875721_1646293_2_1">Total revenues</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_BusinessCombinationProFormaInformationRevenueOfAcquireeSinceAcquisitionDateActual" xlink:to="us-gaap_BusinessCombinationProFormaInformationRevenueOfAcquireeSinceAcquisitionDateActual_lbl"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CaliforniaOnePropertyMarchThirtyTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_1976694_3_1">California One Property March Thirty Two Thousand And Fifteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CaliforniaOnePropertyMarchThirtyTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_1976694_1_1">California One Property March Thirty Two Thousand And Fifteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CaliforniaOnePropertyMarchThirtyTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_1976694_2_1">California 1 Property Acquired 3/30/2015 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CaliforniaOnePropertyMarchThirtyTwoThousandAndFifteenMember" xlink:to="exr_CaliforniaOnePropertyMarchThirtyTwoThousandAndFifteenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CaliforniaOnePropertyMayTwentyEightTwoThousandAndFourteenMember" xlink:label="exr_CaliforniaOnePropertyMayTwentyEightTwoThousandAndFourteenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CaliforniaOnePropertyMayTwentyEightTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1748658_3_1">California One Property May Twenty Eight Two Thousand And Fourteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CaliforniaOnePropertyMayTwentyEightTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1748658_1_1">California One Property May Twenty Eight Two Thousand And Fourteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CaliforniaOnePropertyMayTwentyEightTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1748658_2_1">California, 1 Property Acquired 5/28/2014 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CaliforniaOnePropertyMayTwentyEightTwoThousandAndFourteenMember" xlink:to="exr_CaliforniaOnePropertyMayTwentyEightTwoThousandAndFourteenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CaliforniaPropertiesDecemberTwoThousandThirteenMember" xlink:label="exr_CaliforniaPropertiesDecemberTwoThousandThirteenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CaliforniaPropertiesDecemberTwoThousandThirteenMember_lbl" xml:lang="en-US" id="id_8875721_1723575_3_1">California Properties December Two Thousand Thirteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CaliforniaPropertiesDecemberTwoThousandThirteenMember_lbl" xml:lang="en-US" id="id_8875721_1723575_1_1">California Properties December Two Thousand Thirteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CaliforniaPropertiesDecemberTwoThousandThirteenMember_lbl" xml:lang="en-US" id="id_8875721_1723575_2_1">California, Properties Acquired December 2013 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CaliforniaPropertiesDecemberTwoThousandThirteenMember" xlink:to="exr_CaliforniaPropertiesDecemberTwoThousandThirteenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CaliforniaThreePropertyAprilTwentyFiveTwoThousandAndFourteenMember" xlink:label="exr_CaliforniaThreePropertyAprilTwentyFiveTwoThousandAndFourteenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CaliforniaThreePropertyAprilTwentyFiveTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1656993_3_1">California Three Property April Twenty Five Two Thousand And Fourteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CaliforniaThreePropertyAprilTwentyFiveTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1656993_1_1">California Three Property April Twenty Five Two Thousand And Fourteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CaliforniaThreePropertyAprilTwentyFiveTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1656993_2_1">California, 3 Properties Acquired 4/25/2014 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CaliforniaThreePropertyAprilTwentyFiveTwoThousandAndFourteenMember" xlink:to="exr_CaliforniaThreePropertyAprilTwentyFiveTwoThousandAndFourteenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CaliforniaTwentyPropertyTwoThousandThirteenSeptemberMember" xlink:label="exr_CaliforniaTwentyPropertyTwoThousandThirteenSeptemberMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CaliforniaTwentyPropertyTwoThousandThirteenSeptemberMember_lbl" xml:lang="en-US" id="id_8875721_1711892_3_1">California Twenty Property Two Thousand Thirteen September [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CaliforniaTwentyPropertyTwoThousandThirteenSeptemberMember_lbl" xml:lang="en-US" id="id_8875721_1711892_1_1">California Twenty Property Two Thousand Thirteen September [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CaliforniaTwentyPropertyTwoThousandThirteenSeptemberMember_lbl" xml:lang="en-US" id="id_8875721_1711892_2_1">California, 20 Properties Acquired 2013-September [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CaliforniaTwentyPropertyTwoThousandThirteenSeptemberMember" xlink:to="exr_CaliforniaTwentyPropertyTwoThousandThirteenSeptemberMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CantonMember" xlink:label="exr_CantonMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CantonMember_lbl" xml:lang="en-US" id="id_8875721_1771544_3_1">Canton [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CantonMember_lbl" xml:lang="en-US" id="id_8875721_1771544_1_1">Canton [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CantonMember_lbl" xml:lang="en-US" id="id_8875721_1771544_2_1">Canton [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CantonMember" xlink:to="exr_CantonMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CapitolHeightsMember" xlink:label="exr_CapitolHeightsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CapitolHeightsMember_lbl" xml:lang="en-US" id="id_8875721_1690272_3_1">Capitol Heights [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CapitolHeightsMember_lbl" xml:lang="en-US" id="id_8875721_1690272_1_1">Capitol Heights [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CapitolHeightsMember_lbl" xml:lang="en-US" id="id_8875721_1690272_2_1">Capitol Heights, MD [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CapitolHeightsMember" xlink:to="exr_CapitolHeightsMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CarmelMember" xlink:label="exr_CarmelMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CarmelMember_lbl" xml:lang="en-US" id="id_8875721_1950420_3_1">Carmel [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CarmelMember_lbl" xml:lang="en-US" id="id_8875721_1950420_1_1">Carmel [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CarmelMember_lbl" xml:lang="en-US" id="id_8875721_1950420_2_1">Carmel [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CarmelMember" xlink:to="exr_CarmelMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CarryingReportedAmountFairValueDisclosureMember" xlink:label="us-gaap_CarryingReportedAmountFairValueDisclosureMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CarryingReportedAmountFairValueDisclosureMember_lbl" xml:lang="en-US" id="id_8875721_1640676_1_1">Reported Value Measurement [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CarryingReportedAmountFairValueDisclosureMember_lbl" xml:lang="en-US" id="id_8875721_1640676_2_1">Carrying Value [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CarryingReportedAmountFairValueDisclosureMember" xlink:to="us-gaap_CarryingReportedAmountFairValueDisclosureMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CarsonMember" xlink:label="exr_CarsonMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CarsonMember_lbl" xml:lang="en-US" id="id_8875721_1794785_3_1">Carson [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CarsonMember_lbl" xml:lang="en-US" id="id_8875721_1794785_1_1">Carson [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CarsonMember_lbl" xml:lang="en-US" id="id_8875721_1794785_2_1">Carson [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CarsonMember" xlink:to="exr_CarsonMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CaryMember" xlink:label="exr_CaryMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CaryMember_lbl" xml:lang="en-US" id="id_8875721_1944566_3_1">Cary [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CaryMember_lbl" xml:lang="en-US" id="id_8875721_1944566_1_1">Cary [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CaryMember_lbl" xml:lang="en-US" id="id_8875721_1944566_2_1">Cary [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CaryMember" xlink:to="exr_CaryMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl" xml:lang="en-US" id="id_8875721_1651160_1_1">Cash and Cash Equivalents, at Carrying Value</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl" xml:lang="en-US" id="id_8875721_1651160_4_1">Cash and cash equivalents, end of the period</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl" xml:lang="en-US" id="id_8875721_1651160_5_1">Cash and cash equivalents, beginning of the period</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl" xml:lang="en-US" id="id_8875721_1651160_2_1">Cash and cash equivalents</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:to="us-gaap_CashAndCashEquivalentsAtCarryingValue_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CashAndCashEquivalentsPolicyTextBlock" xlink:label="us-gaap_CashAndCashEquivalentsPolicyTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CashAndCashEquivalentsPolicyTextBlock_lbl" xml:lang="en-US" id="id_8875721_1642769_1_1">Cash and Cash Equivalents, Policy [Policy Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CashAndCashEquivalentsPolicyTextBlock_lbl" xml:lang="en-US" id="id_8875721_1642769_2_1">Cash and Cash Equivalents</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashAndCashEquivalentsPolicyTextBlock" xlink:to="us-gaap_CashAndCashEquivalentsPolicyTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy" xlink:label="us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy_lbl" xml:lang="en-US" id="id_8875721_1634691_1_1">Cash and Cash Equivalents, Restricted Cash and Cash Equivalents, Policy [Policy Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy_lbl" xml:lang="en-US" id="id_8875721_1634691_2_1">Restricted Cash</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy" xlink:to="us-gaap_CashAndCashEquivalentsRestrictedCashAndCashEquivalentsPolicy_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CashFlowHedgingMember" xlink:label="us-gaap_CashFlowHedgingMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CashFlowHedgingMember_lbl" xml:lang="en-US" id="id_8875721_1638305_1_1">Cash Flow Hedging [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CashFlowHedgingMember_lbl" xml:lang="en-US" id="id_8875721_1638305_2_1">Cash Flow Hedging [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CashFlowHedgingMember" xlink:to="us-gaap_CashFlowHedgingMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CashPaidAsPartOfAcquisition" xlink:label="exr_CashPaidAsPartOfAcquisition"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CashPaidAsPartOfAcquisition_lbl" xml:lang="en-US" id="id_8875721_1657229_3_1">Represents the amount of cash paid as part of an acquisition.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CashPaidAsPartOfAcquisition_lbl" xml:lang="en-US" id="id_8875721_1657229_1_1">Cash Paid As Part Of Acquisition</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CashPaidAsPartOfAcquisition_lbl" xml:lang="en-US" id="id_8875721_1657229_2_1">Cash portion of payment for acquisition</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CashPaidAsPartOfAcquisition" xlink:to="exr_CashPaidAsPartOfAcquisition_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CashPortionOfRedemptionOfPreferredOperatingPartnershipUnits" xlink:label="exr_CashPortionOfRedemptionOfPreferredOperatingPartnershipUnits"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CashPortionOfRedemptionOfPreferredOperatingPartnershipUnits_lbl" xml:lang="en-US" id="id_8875721_1733672_3_1">The amount of cash paid upon the redemption of Preferred Operating Partnership Units.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CashPortionOfRedemptionOfPreferredOperatingPartnershipUnits_lbl" xml:lang="en-US" id="id_8875721_1733672_1_1">Cash Portion Of Redemption Of Preferred Operating Partnership Units</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CashPortionOfRedemptionOfPreferredOperatingPartnershipUnits_lbl" xml:lang="en-US" id="id_8875721_1733672_2_1">A units redeemed ,value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CashPortionOfRedemptionOfPreferredOperatingPartnershipUnits" xlink:to="exr_CashPortionOfRedemptionOfPreferredOperatingPartnershipUnits_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CastleRockIndustrialWay1Member" xlink:label="exr_CastleRockIndustrialWay1Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CastleRockIndustrialWay1Member_lbl" xml:lang="en-US" id="id_8875721_2015718_3_1">Castle Rock / Industrial Way One, CO [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CastleRockIndustrialWay1Member_lbl" xml:lang="en-US" id="id_8875721_2015718_1_1">Castle Rock / Industrial Way1 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CastleRockIndustrialWay1Member_lbl" xml:lang="en-US" id="id_8875721_2015718_2_1">Castle Rock / Industrial Way1 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CastleRockIndustrialWay1Member" xlink:to="exr_CastleRockIndustrialWay1Member_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CastleRockIndustrialWay2Member" xlink:label="exr_CastleRockIndustrialWay2Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CastleRockIndustrialWay2Member_lbl" xml:lang="en-US" id="id_8875721_2015723_3_1">Castle Rock / Industrial Way Two, [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CastleRockIndustrialWay2Member_lbl" xml:lang="en-US" id="id_8875721_2015723_1_1">Castle Rock / Industrial Way2, [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CastleRockIndustrialWay2Member_lbl" xml:lang="en-US" id="id_8875721_2015723_2_1">Castle Rock / Industrial Way2, [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CastleRockIndustrialWay2Member" xlink:to="exr_CastleRockIndustrialWay2Member_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CastroValleyMember" xlink:label="exr_CastroValleyMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CastroValleyMember_lbl" xml:lang="en-US" id="id_8875721_1830552_3_1">Castro Valley, CA [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CastroValleyMember_lbl" xml:lang="en-US" id="id_8875721_1830552_1_1">Castro Valley [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CastroValleyMember_lbl" xml:lang="en-US" id="id_8875721_1830552_2_1">Castro Valley [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CastroValleyMember" xlink:to="exr_CastroValleyMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CentereachMember" xlink:label="exr_CentereachMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CentereachMember_lbl" xml:lang="en-US" id="id_8875721_1773660_3_1">Centereach [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CentereachMember_lbl" xml:lang="en-US" id="id_8875721_1773660_1_1">Centereach [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CentereachMember_lbl" xml:lang="en-US" id="id_8875721_1773660_2_1">Centereach [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CentereachMember" xlink:to="exr_CentereachMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CentralValleyMember" xlink:label="exr_CentralValleyMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CentralValleyMember_lbl" xml:lang="en-US" id="id_8875721_1925822_3_1">Central Valley [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CentralValleyMember_lbl" xml:lang="en-US" id="id_8875721_1925822_1_1">Central Valley [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CentralValleyMember_lbl" xml:lang="en-US" id="id_8875721_1925822_2_1">Central Valley [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CentralValleyMember" xlink:to="exr_CentralValleyMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CerritosMember" xlink:label="exr_CerritosMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CerritosMember_lbl" xml:lang="en-US" id="id_8875721_1883586_3_1">Cerritos [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CerritosMember_lbl" xml:lang="en-US" id="id_8875721_1883586_1_1">Cerritos [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CerritosMember_lbl" xml:lang="en-US" id="id_8875721_1883586_2_1">Cerritos [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CerritosMember" xlink:to="exr_CerritosMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ChandlerChandlerBlvdMember" xlink:label="exr_ChandlerChandlerBlvdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ChandlerChandlerBlvdMember_lbl" xml:lang="en-US" id="id_8875721_2015771_3_1">Chandler / W Chandler Blvd AL [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ChandlerChandlerBlvdMember_lbl" xml:lang="en-US" id="id_8875721_2015771_1_1">Chandler / W Chandler Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ChandlerChandlerBlvdMember_lbl" xml:lang="en-US" id="id_8875721_2015771_2_1">Chandler / W Chandler Blvd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ChandlerChandlerBlvdMember" xlink:to="exr_ChandlerChandlerBlvdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ChandlerElliotRdMember" xlink:label="exr_ChandlerElliotRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ChandlerElliotRdMember_lbl" xml:lang="en-US" id="id_8875721_2015774_3_1">Chandler / W Elliot Rd AZ [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ChandlerElliotRdMember_lbl" xml:lang="en-US" id="id_8875721_2015774_1_1">Chandler / W Elliot Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ChandlerElliotRdMember_lbl" xml:lang="en-US" id="id_8875721_2015774_2_1">Chandler / W Elliot Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ChandlerElliotRdMember" xlink:to="exr_ChandlerElliotRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ChangesInEquityAndComprehensiveIncomeLineItemsLineItems" xlink:label="exr_ChangesInEquityAndComprehensiveIncomeLineItemsLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ChangesInEquityAndComprehensiveIncomeLineItemsLineItems_lbl" xml:lang="en-US" id="id_8875721_1863490_3_1">Changes In Equity And Comprehensive Income Line Items [Line Items]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ChangesInEquityAndComprehensiveIncomeLineItemsLineItems_lbl" xml:lang="en-US" id="id_8875721_1863490_1_1">Changes In Equity And Comprehensive Income Line Items [Line Items]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ChangesInEquityAndComprehensiveIncomeLineItemsLineItems_lbl" xml:lang="en-US" id="id_8875721_1863490_2_1">Changes In Equity And Comprehensive Income Line Items [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ChangesInEquityAndComprehensiveIncomeLineItemsLineItems" xlink:to="exr_ChangesInEquityAndComprehensiveIncomeLineItemsLineItems_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ChangesInEquityAndComprehensiveIncomeTable" xlink:label="exr_ChangesInEquityAndComprehensiveIncomeTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ChangesInEquityAndComprehensiveIncomeTable_lbl" xml:lang="en-US" id="id_8875721_1897332_3_1">Changes In Equity And Comprehensive Income [Table]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ChangesInEquityAndComprehensiveIncomeTable_lbl" xml:lang="en-US" id="id_8875721_1897332_1_1">Changes In Equity And Comprehensive Income [Table]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ChangesInEquityAndComprehensiveIncomeTable_lbl" xml:lang="en-US" id="id_8875721_1897332_2_1">Changes In Equity And Comprehensive Income [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ChangesInEquityAndComprehensiveIncomeTable" xlink:to="exr_ChangesInEquityAndComprehensiveIncomeTable_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ChantillyMember" xlink:label="exr_ChantillyMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ChantillyMember_lbl" xml:lang="en-US" id="id_8875721_1750637_3_1">Chantilly [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ChantillyMember_lbl" xml:lang="en-US" id="id_8875721_1750637_1_1">Chantilly [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ChantillyMember_lbl" xml:lang="en-US" id="id_8875721_1750637_2_1">Chantilly [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ChantillyMember" xlink:to="exr_ChantillyMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CharlestonAshleyRiverRdMember" xlink:label="exr_CharlestonAshleyRiverRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CharlestonAshleyRiverRdMember_lbl" xml:lang="en-US" id="id_8875721_2015805_3_1">Charleston Ashley River Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CharlestonAshleyRiverRdMember_lbl" xml:lang="en-US" id="id_8875721_2015805_1_1">Charleston Ashley River Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CharlestonAshleyRiverRdMember_lbl" xml:lang="en-US" id="id_8875721_2015805_2_1">Charleston Ashley River Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CharlestonAshleyRiverRdMember" xlink:to="exr_CharlestonAshleyRiverRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CharlestonGlennMcconnellPkwyMember" xlink:label="exr_CharlestonGlennMcconnellPkwyMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CharlestonGlennMcconnellPkwyMember_lbl" xml:lang="en-US" id="id_8875721_2015802_3_1">Charleston Glenn McConnell Pkwy [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CharlestonGlennMcconnellPkwyMember_lbl" xml:lang="en-US" id="id_8875721_2015802_1_1">Charleston Glenn McConnell Pkwy [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CharlestonGlennMcconnellPkwyMember_lbl" xml:lang="en-US" id="id_8875721_2015802_2_1">Charleston Glenn McConnell Pkwy [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CharlestonGlennMcconnellPkwyMember" xlink:to="exr_CharlestonGlennMcconnellPkwyMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CharlestonMaybankHwyMember" xlink:label="exr_CharlestonMaybankHwyMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CharlestonMaybankHwyMember_lbl" xml:lang="en-US" id="id_8875721_2015799_3_1">Charleston Maybank Hwy [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CharlestonMaybankHwyMember_lbl" xml:lang="en-US" id="id_8875721_2015799_1_1">Charleston Maybank Hwy [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CharlestonMaybankHwyMember_lbl" xml:lang="en-US" id="id_8875721_2015799_2_1">Charleston Maybank Hwy [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CharlestonMaybankHwyMember" xlink:to="exr_CharlestonMaybankHwyMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CharlestonSavannahHwyMember" xlink:label="exr_CharlestonSavannahHwyMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CharlestonSavannahHwyMember_lbl" xml:lang="en-US" id="id_8875721_2015794_3_1">Charleston Savannah Hwy [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CharlestonSavannahHwyMember_lbl" xml:lang="en-US" id="id_8875721_2015794_1_1">Charleston Savannah Hwy [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CharlestonSavannahHwyMember_lbl" xml:lang="en-US" id="id_8875721_2015794_2_1">Charleston Savannah Hwy [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CharlestonSavannahHwyMember" xlink:to="exr_CharlestonSavannahHwyMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CharlotteMonroeRdMember" xlink:label="exr_CharlotteMonroeRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CharlotteMonroeRdMember_lbl" xml:lang="en-US" id="id_8875721_2015789_3_1">Charlotte / Monroe Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CharlotteMonroeRdMember_lbl" xml:lang="en-US" id="id_8875721_2015789_1_1">Charlotte / Monroe Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CharlotteMonroeRdMember_lbl" xml:lang="en-US" id="id_8875721_2015789_2_1">Charlotte / Monroe Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CharlotteMonroeRdMember" xlink:to="exr_CharlotteMonroeRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CharlotteSTryonStMember" xlink:label="exr_CharlotteSTryonStMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CharlotteSTryonStMember_lbl" xml:lang="en-US" id="id_8875721_2015790_3_1">Charlotte / S Tryon St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CharlotteSTryonStMember_lbl" xml:lang="en-US" id="id_8875721_2015790_1_1">Charlotte / S Tryon St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CharlotteSTryonStMember_lbl" xml:lang="en-US" id="id_8875721_2015790_2_1">Charlotte / S Tryon St [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CharlotteSTryonStMember" xlink:to="exr_CharlotteSTryonStMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CharlotteWendoverRdMember" xlink:label="exr_CharlotteWendoverRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CharlotteWendoverRdMember_lbl" xml:lang="en-US" id="id_8875721_2015792_3_1">Charlotte / Wendover Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CharlotteWendoverRdMember_lbl" xml:lang="en-US" id="id_8875721_2015792_1_1">Charlotte / Wendover Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CharlotteWendoverRdMember_lbl" xml:lang="en-US" id="id_8875721_2015792_2_1">Charlotte / Wendover Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CharlotteWendoverRdMember" xlink:to="exr_CharlotteWendoverRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ChatsworthMember" xlink:label="exr_ChatsworthMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ChatsworthMember_lbl" xml:lang="en-US" id="id_8875721_1833302_3_1">Chatsworth [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ChatsworthMember_lbl" xml:lang="en-US" id="id_8875721_1833302_1_1">Chatsworth [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ChatsworthMember_lbl" xml:lang="en-US" id="id_8875721_1833302_2_1">Chatsworth [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ChatsworthMember" xlink:to="exr_ChatsworthMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CherryHillChurchRdMember" xlink:label="exr_CherryHillChurchRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CherryHillChurchRdMember_lbl" xml:lang="en-US" id="id_8875721_2015793_3_1">Cherry Hill / Church Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CherryHillChurchRdMember_lbl" xml:lang="en-US" id="id_8875721_2015793_1_1">Cherry Hill / Church Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CherryHillChurchRdMember_lbl" xml:lang="en-US" id="id_8875721_2015793_2_1">Cherry Hill / Church Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CherryHillChurchRdMember" xlink:to="exr_CherryHillChurchRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CherryHillMarltonPikeMember" xlink:label="exr_CherryHillMarltonPikeMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CherryHillMarltonPikeMember_lbl" xml:lang="en-US" id="id_8875721_1898051_3_1">Cherry Hill Marlton Pike [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CherryHillMarltonPikeMember_lbl" xml:lang="en-US" id="id_8875721_1898051_1_1">Cherry Hill Marlton Pike [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CherryHillMarltonPikeMember_lbl" xml:lang="en-US" id="id_8875721_1898051_2_1">Cherry Hill / Marlton Pike [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CherryHillMarltonPikeMember" xlink:to="exr_CherryHillMarltonPikeMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CherryHillRockhillRdMember" xlink:label="exr_CherryHillRockhillRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CherryHillRockhillRdMember_lbl" xml:lang="en-US" id="id_8875721_1837046_3_1">Cherry Hill Rockhill Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CherryHillRockhillRdMember_lbl" xml:lang="en-US" id="id_8875721_1837046_1_1">Cherry Hill Rockhill Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CherryHillRockhillRdMember_lbl" xml:lang="en-US" id="id_8875721_1837046_2_1">Cherry Hill / Rockhill Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CherryHillRockhillRdMember" xlink:to="exr_CherryHillRockhillRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ChesapeakeBruceRdMember" xlink:label="exr_ChesapeakeBruceRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ChesapeakeBruceRdMember_lbl" xml:lang="en-US" id="id_8875721_1822142_3_1">Chesapeake Bruce Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ChesapeakeBruceRdMember_lbl" xml:lang="en-US" id="id_8875721_1822142_1_1">Chesapeake Bruce Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ChesapeakeBruceRdMember_lbl" xml:lang="en-US" id="id_8875721_1822142_2_1">Chesapeake / Bruce Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ChesapeakeBruceRdMember" xlink:to="exr_ChesapeakeBruceRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ChesapeakeMilitaryHwyMember" xlink:label="exr_ChesapeakeMilitaryHwyMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ChesapeakeMilitaryHwyMember_lbl" xml:lang="en-US" id="id_8875721_1868222_3_1">Chesapeake Military Hwy [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ChesapeakeMilitaryHwyMember_lbl" xml:lang="en-US" id="id_8875721_1868222_1_1">Chesapeake Military Hwy [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ChesapeakeMilitaryHwyMember_lbl" xml:lang="en-US" id="id_8875721_1868222_2_1">Chesapeake / Military Hwy [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ChesapeakeMilitaryHwyMember" xlink:to="exr_ChesapeakeMilitaryHwyMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ChesapeakePoplarHillRdMember" xlink:label="exr_ChesapeakePoplarHillRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ChesapeakePoplarHillRdMember_lbl" xml:lang="en-US" id="id_8875721_1779075_3_1">Chesapeake Poplar Hill Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ChesapeakePoplarHillRdMember_lbl" xml:lang="en-US" id="id_8875721_1779075_1_1">Chesapeake Poplar Hill Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ChesapeakePoplarHillRdMember_lbl" xml:lang="en-US" id="id_8875721_1779075_2_1">Chesapeake / Poplar Hill Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ChesapeakePoplarHillRdMember" xlink:to="exr_ChesapeakePoplarHillRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ChesapeakeWoodlakeDrMember" xlink:label="exr_ChesapeakeWoodlakeDrMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ChesapeakeWoodlakeDrMember_lbl" xml:lang="en-US" id="id_8875721_1868776_3_1">Chesapeake Woodlake Dr [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ChesapeakeWoodlakeDrMember_lbl" xml:lang="en-US" id="id_8875721_1868776_1_1">Chesapeake Woodlake Dr [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ChesapeakeWoodlakeDrMember_lbl" xml:lang="en-US" id="id_8875721_1868776_2_1">Chesapeake / Woodlake Dr [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ChesapeakeWoodlakeDrMember" xlink:to="exr_ChesapeakeWoodlakeDrMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_Chicago60thStreetMember" xlink:label="exr_Chicago60thStreetMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_Chicago60thStreetMember_lbl" xml:lang="en-US" id="id_8875721_1754887_3_1">Chicago 60thStreet [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_Chicago60thStreetMember_lbl" xml:lang="en-US" id="id_8875721_1754887_1_1">Chicago 60thStreet [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_Chicago60thStreetMember_lbl" xml:lang="en-US" id="id_8875721_1754887_2_1">Chicago / 60th Street [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_Chicago60thStreetMember" xlink:to="exr_Chicago60thStreetMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ChicagoEightySeventhStMember" xlink:label="exr_ChicagoEightySeventhStMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ChicagoEightySeventhStMember_lbl" xml:lang="en-US" id="id_8875721_1869857_3_1">Chicago Eighty Seventh St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ChicagoEightySeventhStMember_lbl" xml:lang="en-US" id="id_8875721_1869857_1_1">Chicago Eighty Seventh St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ChicagoEightySeventhStMember_lbl" xml:lang="en-US" id="id_8875721_1869857_2_1">Chicago / 87th St [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ChicagoEightySeventhStMember" xlink:to="exr_ChicagoEightySeventhStMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ChicagoMontroseMember" xlink:label="exr_ChicagoMontroseMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ChicagoMontroseMember_lbl" xml:lang="en-US" id="id_8875721_1852792_3_1">Chicago Montrose [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ChicagoMontroseMember_lbl" xml:lang="en-US" id="id_8875721_1852792_1_1">Chicago Montrose [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ChicagoMontroseMember_lbl" xml:lang="en-US" id="id_8875721_1852792_2_1">Chicago / Montrose [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ChicagoMontroseMember" xlink:to="exr_ChicagoMontroseMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ChicagoNinetyFivethStMember" xlink:label="exr_ChicagoNinetyFivethStMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ChicagoNinetyFivethStMember_lbl" xml:lang="en-US" id="id_8875721_2015807_3_1">Chicago / Ninety fiveth St, [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ChicagoNinetyFivethStMember_lbl" xml:lang="en-US" id="id_8875721_2015807_1_1">Chicago / Ninety fiveth St, [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ChicagoNinetyFivethStMember_lbl" xml:lang="en-US" id="id_8875721_2015807_2_1">Chicago / Ninety fiveth St [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ChicagoNinetyFivethStMember" xlink:to="exr_ChicagoNinetyFivethStMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ChicagoPulaskiRdMember" xlink:label="exr_ChicagoPulaskiRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ChicagoPulaskiRdMember_lbl" xml:lang="en-US" id="id_8875721_1910212_3_1">Chicago Pulaski Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ChicagoPulaskiRdMember_lbl" xml:lang="en-US" id="id_8875721_1910212_1_1">Chicago Pulaski Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ChicagoPulaskiRdMember_lbl" xml:lang="en-US" id="id_8875721_1910212_2_1">Chicago / Pulaski Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ChicagoPulaskiRdMember" xlink:to="exr_ChicagoPulaskiRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ChicagoSouthWabashMember" xlink:label="exr_ChicagoSouthWabashMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ChicagoSouthWabashMember_lbl" xml:lang="en-US" id="id_8875721_1751682_3_1">Chicago South Wabash [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ChicagoSouthWabashMember_lbl" xml:lang="en-US" id="id_8875721_1751682_1_1">Chicago South Wabash [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ChicagoSouthWabashMember_lbl" xml:lang="en-US" id="id_8875721_1751682_2_1">Chicago / South Wabash [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ChicagoSouthWabashMember" xlink:to="exr_ChicagoSouthWabashMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ChicagoStonyIslandMember" xlink:label="exr_ChicagoStonyIslandMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ChicagoStonyIslandMember_lbl" xml:lang="en-US" id="id_8875721_1838259_3_1">Chicago Stony Island [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ChicagoStonyIslandMember_lbl" xml:lang="en-US" id="id_8875721_1838259_1_1">Chicago Stony Island [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ChicagoStonyIslandMember_lbl" xml:lang="en-US" id="id_8875721_1838259_2_1">Chicago / Stony Island [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ChicagoStonyIslandMember" xlink:to="exr_ChicagoStonyIslandMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ChicagoWestAddisonMember" xlink:label="exr_ChicagoWestAddisonMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ChicagoWestAddisonMember_lbl" xml:lang="en-US" id="id_8875721_1808644_3_1">Chicago West Addison [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ChicagoWestAddisonMember_lbl" xml:lang="en-US" id="id_8875721_1808644_1_1">Chicago West Addison [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ChicagoWestAddisonMember_lbl" xml:lang="en-US" id="id_8875721_1808644_2_1">Chicago / West Addison [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ChicagoWestAddisonMember" xlink:to="exr_ChicagoWestAddisonMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ChicagoWesternAveMember" xlink:label="exr_ChicagoWesternAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ChicagoWesternAveMember_lbl" xml:lang="en-US" id="id_8875721_2015820_3_1">Chicago / Western Ave, [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ChicagoWesternAveMember_lbl" xml:lang="en-US" id="id_8875721_2015820_1_1">Chicago / Western Ave, [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ChicagoWesternAveMember_lbl" xml:lang="en-US" id="id_8875721_2015820_2_1">Chicago / Western Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ChicagoWesternAveMember" xlink:to="exr_ChicagoWesternAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ChicagoWestHarrisonMember" xlink:label="exr_ChicagoWestHarrisonMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ChicagoWestHarrisonMember_lbl" xml:lang="en-US" id="id_8875721_1874558_3_1">Chicago West Harrison [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ChicagoWestHarrisonMember_lbl" xml:lang="en-US" id="id_8875721_1874558_1_1">Chicago West Harrison [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ChicagoWestHarrisonMember_lbl" xml:lang="en-US" id="id_8875721_1874558_2_1">Chicago / West Harrison [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ChicagoWestHarrisonMember" xlink:to="exr_ChicagoWestHarrisonMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CiceroOgdenAveMember" xlink:label="exr_CiceroOgdenAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CiceroOgdenAveMember_lbl" xml:lang="en-US" id="id_8875721_2015821_3_1">Cicero / Ogden Ave, [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CiceroOgdenAveMember_lbl" xml:lang="en-US" id="id_8875721_2015821_1_1">Cicero / Ogden Ave, [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CiceroOgdenAveMember_lbl" xml:lang="en-US" id="id_8875721_2015821_2_1">Cicero / Ogden Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CiceroOgdenAveMember" xlink:to="exr_CiceroOgdenAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CiceroRooseveltRdMember" xlink:label="exr_CiceroRooseveltRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CiceroRooseveltRdMember_lbl" xml:lang="en-US" id="id_8875721_2015823_3_1">Cicero / Roosevelt Rd, [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CiceroRooseveltRdMember_lbl" xml:lang="en-US" id="id_8875721_2015823_1_1">Cicero / Roosevelt Rd, [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CiceroRooseveltRdMember_lbl" xml:lang="en-US" id="id_8875721_2015823_2_1">Cicero / Roosevelt Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CiceroRooseveltRdMember" xlink:to="exr_CiceroRooseveltRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CincinnatiGlencrossingWayMember" xlink:label="exr_CincinnatiGlencrossingWayMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CincinnatiGlencrossingWayMember_lbl" xml:lang="en-US" id="id_8875721_1928991_3_1">Cincinnati Glencrossing Way [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CincinnatiGlencrossingWayMember_lbl" xml:lang="en-US" id="id_8875721_1928991_1_1">Cincinnati Glencrossing Way [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CincinnatiGlencrossingWayMember_lbl" xml:lang="en-US" id="id_8875721_1928991_2_1">Cincinnati / Glencrossing Way [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CincinnatiGlencrossingWayMember" xlink:to="exr_CincinnatiGlencrossingWayMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CincinnatiGlendaleMilfordRdMember" xlink:label="exr_CincinnatiGlendaleMilfordRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CincinnatiGlendaleMilfordRdMember_lbl" xml:lang="en-US" id="id_8875721_1834094_3_1">Cincinnati Glendale Milford Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CincinnatiGlendaleMilfordRdMember_lbl" xml:lang="en-US" id="id_8875721_1834094_1_1">Cincinnati Glendale Milford Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CincinnatiGlendaleMilfordRdMember_lbl" xml:lang="en-US" id="id_8875721_1834094_2_1">Cincinnati / Glendale-Milford Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CincinnatiGlendaleMilfordRdMember" xlink:to="exr_CincinnatiGlendaleMilfordRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CincinnatiHamiltonAveMember" xlink:label="exr_CincinnatiHamiltonAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CincinnatiHamiltonAveMember_lbl" xml:lang="en-US" id="id_8875721_1780749_3_1">Cincinnati Hamilton Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CincinnatiHamiltonAveMember_lbl" xml:lang="en-US" id="id_8875721_1780749_1_1">Cincinnati Hamilton Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CincinnatiHamiltonAveMember_lbl" xml:lang="en-US" id="id_8875721_1780749_2_1">Cincinnati / Hamilton Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CincinnatiHamiltonAveMember" xlink:to="exr_CincinnatiHamiltonAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CincinnatiWoosterPkMember" xlink:label="exr_CincinnatiWoosterPkMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CincinnatiWoosterPkMember_lbl" xml:lang="en-US" id="id_8875721_1793149_3_1">Cincinnati Wooster Pk [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CincinnatiWoosterPkMember_lbl" xml:lang="en-US" id="id_8875721_1793149_1_1">Cincinnati Wooster Pk [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CincinnatiWoosterPkMember_lbl" xml:lang="en-US" id="id_8875721_1793149_2_1">Cincinnati / Wooster Pk [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CincinnatiWoosterPkMember" xlink:to="exr_CincinnatiWoosterPkMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ClaremontSouthMillsAveMember" xlink:label="exr_ClaremontSouthMillsAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ClaremontSouthMillsAveMember_lbl" xml:lang="en-US" id="id_8875721_1827446_3_1">Claremont / South Mills Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ClaremontSouthMillsAveMember_lbl" xml:lang="en-US" id="id_8875721_1827446_1_1">Claremont / South Mills Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ClaremontSouthMillsAveMember_lbl" xml:lang="en-US" id="id_8875721_1827446_2_1">Claremont / South Mills Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ClaremontSouthMillsAveMember" xlink:to="exr_ClaremontSouthMillsAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ClaremontWArrowHwyMember" xlink:label="exr_ClaremontWArrowHwyMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ClaremontWArrowHwyMember_lbl" xml:lang="en-US" id="id_8875721_1910920_3_1">Claremont / W Arrow Hwy[Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ClaremontWArrowHwyMember_lbl" xml:lang="en-US" id="id_8875721_1910920_1_1">Claremont / W Arrow Hwy[Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ClaremontWArrowHwyMember_lbl" xml:lang="en-US" id="id_8875721_1910920_2_1">Claremont / W Arrow Hwy [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ClaremontWArrowHwyMember" xlink:to="exr_ClaremontWArrowHwyMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ClarendonStorageAssociatesLimitedPartnershipMember" xlink:label="exr_ClarendonStorageAssociatesLimitedPartnershipMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ClarendonStorageAssociatesLimitedPartnershipMember_lbl" xml:lang="en-US" id="id_8875721_1755229_3_1">Clarendon Storage Associates Limited Partnership [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ClarendonStorageAssociatesLimitedPartnershipMember_lbl" xml:lang="en-US" id="id_8875721_1755229_1_1">Clarendon Storage Associates Limited Partnership [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ClarendonStorageAssociatesLimitedPartnershipMember_lbl" xml:lang="en-US" id="id_8875721_1755229_2_1">Clarendon [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ClarendonStorageAssociatesLimitedPartnershipMember" xlink:to="exr_ClarendonStorageAssociatesLimitedPartnershipMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ClassificationOfVariableInterestEntityDomain" xlink:label="us-gaap_ClassificationOfVariableInterestEntityDomain"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ClassificationOfVariableInterestEntityDomain_lbl" xml:lang="en-US" id="id_8875721_1637907_1_1">Variable Interest Entity, Classification [Domain]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ClassificationOfVariableInterestEntityDomain_lbl" xml:lang="en-US" id="id_8875721_1637907_2_1">Variable Interest Entity, Classification [Domain]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ClassificationOfVariableInterestEntityDomain" xlink:to="us-gaap_ClassificationOfVariableInterestEntityDomain_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ClassOfStockDomain" xlink:label="us-gaap_ClassOfStockDomain"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ClassOfStockDomain_lbl" xml:lang="en-US" id="id_8875721_1636285_1_1">Class of Stock [Domain]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ClassOfStockDomain_lbl" xml:lang="en-US" id="id_8875721_1636285_2_1">Class of Stock [Domain]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ClassOfStockDomain" xlink:to="us-gaap_ClassOfStockDomain_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/stpr/2011/stpr-2011-01-31.xsd#stpr_CO" xlink:label="stpr_CO"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="stpr_CO_lbl" xml:lang="en-US" id="id_8875721_1631862_1_1">COLORADO</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="stpr_CO_lbl" xml:lang="en-US" id="id_8875721_1631862_2_1">COLORADO</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="stpr_CO" xlink:to="stpr_CO_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CockeysvilleMember" xlink:label="exr_CockeysvilleMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CockeysvilleMember_lbl" xml:lang="en-US" id="id_8875721_1772008_3_1">Cockeysville [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CockeysvilleMember_lbl" xml:lang="en-US" id="id_8875721_1772008_1_1">Cockeysville [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CockeysvilleMember_lbl" xml:lang="en-US" id="id_8875721_1772008_2_1">Cockeysville [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CockeysvilleMember" xlink:to="exr_CockeysvilleMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CollegevilleMember" xlink:label="exr_CollegevilleMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CollegevilleMember_lbl" xml:lang="en-US" id="id_8875721_2012742_3_1">Collegeville [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CollegevilleMember_lbl" xml:lang="en-US" id="id_8875721_2012742_1_1">Collegeville [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CollegevilleMember_lbl" xml:lang="en-US" id="id_8875721_2012742_2_1">Collegeville [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CollegevilleMember" xlink:to="exr_CollegevilleMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ColmaMember" xlink:label="exr_ColmaMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ColmaMember_lbl" xml:lang="en-US" id="id_8875721_1776661_3_1">Colma [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ColmaMember_lbl" xml:lang="en-US" id="id_8875721_1776661_1_1">Colma [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ColmaMember_lbl" xml:lang="en-US" id="id_8875721_1776661_2_1">Colma [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ColmaMember" xlink:to="exr_ColmaMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ColoradoOnePropertyOctoberTwentyFourTwoThousandAndFourteenMember" xlink:label="exr_ColoradoOnePropertyOctoberTwentyFourTwoThousandAndFourteenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ColoradoOnePropertyOctoberTwentyFourTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1827420_3_1">Colorado One Property October Twenty Four Two Thousand And Fourteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ColoradoOnePropertyOctoberTwentyFourTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1827420_1_1">Colorado One Property October Twenty Four Two Thousand And Fourteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ColoradoOnePropertyOctoberTwentyFourTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1827420_2_1">Colorado 1 Property Acquired 10/24/2014 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ColoradoOnePropertyOctoberTwentyFourTwoThousandAndFourteenMember" xlink:to="exr_ColoradoOnePropertyOctoberTwentyFourTwoThousandAndFourteenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ColoradoSpringsAustinBluffsPkwyMember" xlink:label="exr_ColoradoSpringsAustinBluffsPkwyMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ColoradoSpringsAustinBluffsPkwyMember_lbl" xml:lang="en-US" id="id_8875721_1777211_3_1">Colorado Springs Austin Bluffs Pkwy [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ColoradoSpringsAustinBluffsPkwyMember_lbl" xml:lang="en-US" id="id_8875721_1777211_1_1">Colorado Springs Austin Bluffs Pkwy [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ColoradoSpringsAustinBluffsPkwyMember_lbl" xml:lang="en-US" id="id_8875721_1777211_2_1">Colorado Springs / Austin Bluffs Pkwy [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ColoradoSpringsAustinBluffsPkwyMember" xlink:to="exr_ColoradoSpringsAustinBluffsPkwyMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ColoradoSpringsDublinBlvdMember" xlink:label="exr_ColoradoSpringsDublinBlvdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ColoradoSpringsDublinBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1867896_3_1">Colorado Springs Dublin Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ColoradoSpringsDublinBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1867896_1_1">Colorado Springs Dublin Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ColoradoSpringsDublinBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1867896_2_1">Colorado Springs / Dublin Blvd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ColoradoSpringsDublinBlvdMember" xlink:to="exr_ColoradoSpringsDublinBlvdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ColoradoSpringsS8thStMember" xlink:label="exr_ColoradoSpringsS8thStMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ColoradoSpringsS8thStMember_lbl" xml:lang="en-US" id="id_8875721_2016068_3_1">Colorado / Springs S 8th St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ColoradoSpringsS8thStMember_lbl" xml:lang="en-US" id="id_8875721_2016068_1_1">Colorado / Springs S 8th St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ColoradoSpringsS8thStMember_lbl" xml:lang="en-US" id="id_8875721_2016068_2_1">Colorado / Springs S 8th St [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ColoradoSpringsS8thStMember" xlink:to="exr_ColoradoSpringsS8thStMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ColoradoSpringsStetsonHillsBlvdMember" xlink:label="exr_ColoradoSpringsStetsonHillsBlvdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ColoradoSpringsStetsonHillsBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1799140_3_1">Colorado Springs Stetson Hills Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ColoradoSpringsStetsonHillsBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1799140_1_1">Colorado Springs Stetson Hills Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ColoradoSpringsStetsonHillsBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1799140_2_1">Colorado Springs / Stetson Hills Blvd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ColoradoSpringsStetsonHillsBlvdMember" xlink:to="exr_ColoradoSpringsStetsonHillsBlvdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ColumbiaClemsonRdMember" xlink:label="exr_ColumbiaClemsonRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ColumbiaClemsonRdMember_lbl" xml:lang="en-US" id="id_8875721_2015753_3_1">Columbia Clemson Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ColumbiaClemsonRdMember_lbl" xml:lang="en-US" id="id_8875721_2015753_1_1">Columbia Clemson Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ColumbiaClemsonRdMember_lbl" xml:lang="en-US" id="id_8875721_2015753_2_1">Columbia Clemson Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ColumbiaClemsonRdMember" xlink:to="exr_ColumbiaClemsonRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ColumbiaDeckerBlvdMember" xlink:label="exr_ColumbiaDeckerBlvdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ColumbiaDeckerBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1778858_3_1">Columbia Decker Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ColumbiaDeckerBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1778858_1_1">Columbia Decker Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ColumbiaDeckerBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1778858_2_1">Columbia / Decker Blvd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ColumbiaDeckerBlvdMember" xlink:to="exr_ColumbiaDeckerBlvdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ColumbiaHarbanCtMember" xlink:label="exr_ColumbiaHarbanCtMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ColumbiaHarbanCtMember_lbl" xml:lang="en-US" id="id_8875721_1781627_3_1">Columbia Harban Ct [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ColumbiaHarbanCtMember_lbl" xml:lang="en-US" id="id_8875721_1781627_1_1">Columbia Harban Ct [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ColumbiaHarbanCtMember_lbl" xml:lang="en-US" id="id_8875721_1781627_2_1">Columbia / Harban Ct [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ColumbiaHarbanCtMember" xlink:to="exr_ColumbiaHarbanCtMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ColumbiaMember" xlink:label="exr_ColumbiaMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ColumbiaMember_lbl" xml:lang="en-US" id="id_8875721_1657607_3_1">Columbia [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ColumbiaMember_lbl" xml:lang="en-US" id="id_8875721_1657607_1_1">Columbia [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ColumbiaMember_lbl" xml:lang="en-US" id="id_8875721_1657607_2_1">Columbia [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ColumbiaMember" xlink:to="exr_ColumbiaMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ColumbiaPercivalRdMember" xlink:label="exr_ColumbiaPercivalRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ColumbiaPercivalRdMember_lbl" xml:lang="en-US" id="id_8875721_2015877_3_1">Columbia Percival Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ColumbiaPercivalRdMember_lbl" xml:lang="en-US" id="id_8875721_2015877_1_1">Columbia Percival Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ColumbiaPercivalRdMember_lbl" xml:lang="en-US" id="id_8875721_2015877_2_1">Columbia Percival Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ColumbiaPercivalRdMember" xlink:to="exr_ColumbiaPercivalRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ColumbusInnisRdMember" xlink:label="exr_ColumbusInnisRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ColumbusInnisRdMember_lbl" xml:lang="en-US" id="id_8875721_1783969_3_1">Columbus Innis Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ColumbusInnisRdMember_lbl" xml:lang="en-US" id="id_8875721_1783969_1_1">Columbus Innis Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ColumbusInnisRdMember_lbl" xml:lang="en-US" id="id_8875721_1783969_2_1">Columbus / Innis Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ColumbusInnisRdMember" xlink:to="exr_ColumbusInnisRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ColumbusKennyRdMember" xlink:label="exr_ColumbusKennyRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ColumbusKennyRdMember_lbl" xml:lang="en-US" id="id_8875721_1825560_3_1">Columbus Kenny Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ColumbusKennyRdMember_lbl" xml:lang="en-US" id="id_8875721_1825560_1_1">Columbus Kenny Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ColumbusKennyRdMember_lbl" xml:lang="en-US" id="id_8875721_1825560_2_1">Columbus / Kenny Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ColumbusKennyRdMember" xlink:to="exr_ColumbusKennyRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CommitmentContingencyAndRelatedPartyTransactionsAbstract" xlink:label="exr_CommitmentContingencyAndRelatedPartyTransactionsAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CommitmentContingencyAndRelatedPartyTransactionsAbstract_lbl" xml:lang="en-US" id="id_8875721_1835578_3_1">Commitment, Contingency And Related Party Transactions [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CommitmentContingencyAndRelatedPartyTransactionsAbstract_lbl" xml:lang="en-US" id="id_8875721_1835578_1_1">Commitment, Contingency And Related Party Transactions [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CommitmentContingencyAndRelatedPartyTransactionsAbstract_lbl" xml:lang="en-US" id="id_8875721_1835578_2_1">Commitment, Contingency And Related Party Transactions [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CommitmentContingencyAndRelatedPartyTransactionsAbstract" xlink:to="exr_CommitmentContingencyAndRelatedPartyTransactionsAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CommitmentsAndContingencies" xlink:label="us-gaap_CommitmentsAndContingencies"/>
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    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CommonOperatingPartnershipMember" xlink:label="exr_CommonOperatingPartnershipMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CommonOperatingPartnershipMember_lbl" xml:lang="en-US" id="id_8875721_1779027_3_1">Common Operating Partnership [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CommonOperatingPartnershipMember_lbl" xml:lang="en-US" id="id_8875721_1779027_1_1">Common Operating Partnership [Member]</label>
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    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CommonSecuritiesMember" xlink:label="exr_CommonSecuritiesMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CommonSecuritiesMember_lbl" xml:lang="en-US" id="id_8875721_1731371_3_1">Common Securities [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CommonSecuritiesMember_lbl" xml:lang="en-US" id="id_8875721_1731371_1_1">Common Securities [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CommonSecuritiesMember_lbl" xml:lang="en-US" id="id_8875721_1731371_2_1">Common Securities [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CommonSecuritiesMember" xlink:to="exr_CommonSecuritiesMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CommonStockAverageClosingMarketPrice" xlink:label="exr_CommonStockAverageClosingMarketPrice"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CommonStockAverageClosingMarketPrice_lbl" xml:lang="en-US" id="id_8875721_1667486_3_1">The average closing market price of the entity's common stock.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CommonStockAverageClosingMarketPrice_lbl" xml:lang="en-US" id="id_8875721_1667486_1_1">Common Stock Average Closing Market Price</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CommonStockAverageClosingMarketPrice_lbl" xml:lang="en-US" id="id_8875721_1667486_2_1">Ten day average closing stock price</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CommonStockDividendsPerShareCashPaid" xlink:label="us-gaap_CommonStockDividendsPerShareCashPaid"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockDividendsPerShareCashPaid_lbl" xml:lang="en-US" id="id_8875721_1633079_1_1">Common Stock, Dividends, Per Share, Cash Paid</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CommonStockDividendsPerShareCashPaid_lbl" xml:lang="en-US" id="id_8875721_1633079_2_1">Dividends paid on common stock, per share</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockDividendsPerShareCashPaid" xlink:to="us-gaap_CommonStockDividendsPerShareCashPaid_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CommonStockIssuedDuringPeriodAveragePricePerShare" xlink:label="exr_CommonStockIssuedDuringPeriodAveragePricePerShare"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CommonStockIssuedDuringPeriodAveragePricePerShare_lbl" xml:lang="en-US" id="id_8875721_1997049_3_1">Common Stock Issued During Period Average Price Per Share</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CommonStockIssuedDuringPeriodAveragePricePerShare_lbl" xml:lang="en-US" id="id_8875721_1997049_1_1">Common Stock Issued During Period Average Price Per Share</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CommonStockIssuedDuringPeriodAveragePricePerShare_lbl" xml:lang="en-US" id="id_8875721_1997049_2_1">Average price per share</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CommonStockIssuedDuringPeriodAveragePricePerShare" xlink:to="exr_CommonStockIssuedDuringPeriodAveragePricePerShare_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CommonStockMember" xlink:label="us-gaap_CommonStockMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockMember_lbl" xml:lang="en-US" id="id_8875721_1632657_1_1">Common Stock [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CommonStockMember_lbl" xml:lang="en-US" id="id_8875721_1632657_2_1">Par Value [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockMember" xlink:to="us-gaap_CommonStockMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CommonStockOfferPricePerShare" xlink:label="exr_CommonStockOfferPricePerShare"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CommonStockOfferPricePerShare_lbl" xml:lang="en-US" id="id_8875721_1685929_3_1">Offer price of common stock per share, sold in a public offering.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CommonStockOfferPricePerShare_lbl" xml:lang="en-US" id="id_8875721_1685929_1_1">Common Stock Offer Price Per Share</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CommonStockOfferPricePerShare_lbl" xml:lang="en-US" id="id_8875721_1685929_2_1">Offer price of shares of common stock sold in a public offering (in dollars per share)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CommonStockOfferPricePerShare" xlink:to="exr_CommonStockOfferPricePerShare_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CommonStockParOrStatedValuePerShare" xlink:label="us-gaap_CommonStockParOrStatedValuePerShare"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockParOrStatedValuePerShare_lbl" xml:lang="en-US" id="id_8875721_1637092_1_1">Common Stock, Par or Stated Value Per Share</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CommonStockParOrStatedValuePerShare_lbl" xml:lang="en-US" id="id_8875721_1637092_2_1">Common stock, par value</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_CommonStockParOrStatedValuePerShare_lbl" xml:lang="en-US" id="id_8875721_1637092_12_1">Common stock, par value per share</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockParOrStatedValuePerShare" xlink:to="us-gaap_CommonStockParOrStatedValuePerShare_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CommonStockSharesAuthorized" xlink:label="us-gaap_CommonStockSharesAuthorized"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockSharesAuthorized_lbl" xml:lang="en-US" id="id_8875721_1633455_1_1">Common Stock, Shares Authorized</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CommonStockSharesAuthorized_lbl" xml:lang="en-US" id="id_8875721_1633455_2_1">Common stock, shares authorized</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockSharesAuthorized" xlink:to="us-gaap_CommonStockSharesAuthorized_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CommonStockSharesIssued" xlink:label="us-gaap_CommonStockSharesIssued"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockSharesIssued_lbl" xml:lang="en-US" id="id_8875721_1641977_1_1">Common Stock, Shares, Issued</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_CommonStockSharesIssued_lbl" xml:lang="en-US" id="id_8875721_1641977_4_1">Balances (in shares)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_CommonStockSharesIssued_lbl" xml:lang="en-US" id="id_8875721_1641977_5_1">Balances (in shares)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CommonStockSharesIssued_lbl" xml:lang="en-US" id="id_8875721_1641977_2_1">Common stock, shares issued</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockSharesIssued" xlink:to="us-gaap_CommonStockSharesIssued_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CommonStockSharesOutstanding" xlink:label="us-gaap_CommonStockSharesOutstanding"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockSharesOutstanding_lbl" xml:lang="en-US" id="id_8875721_1635113_1_1">Common Stock, Shares, Outstanding</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CommonStockSharesOutstanding_lbl" xml:lang="en-US" id="id_8875721_1635113_2_1">Common stock, shares outstanding</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockSharesOutstanding" xlink:to="us-gaap_CommonStockSharesOutstanding_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CommonStockValue" xlink:label="us-gaap_CommonStockValue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockValue_lbl" xml:lang="en-US" id="id_8875721_1646846_1_1">Common Stock, Value, Issued</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CommonStockValue_lbl" xml:lang="en-US" id="id_8875721_1646846_2_1">Common stock, $0.01 par value, 500,000,000 shares authorized, 124,119,531 and 116,360,239 shares issued and outstanding at December 31, 2015 and December 31, 2014, respectively</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockValue" xlink:to="us-gaap_CommonStockValue_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CommonStockVotingRights" xlink:label="us-gaap_CommonStockVotingRights"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CommonStockVotingRights_lbl" xml:lang="en-US" id="id_8875721_1637914_1_1">Common Stock, Voting Rights</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CommonStockVotingRights_lbl" xml:lang="en-US" id="id_8875721_1637914_2_1">Common stock, voting rights</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CommonStockVotingRights" xlink:to="us-gaap_CommonStockVotingRights_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CommonStockVotingRightsVotesNumber" xlink:label="exr_CommonStockVotingRightsVotesNumber"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CommonStockVotingRightsVotesNumber_lbl" xml:lang="en-US" id="id_8875721_1829958_3_1">Represents the number of votes holders of common stock are entitled regarding all matters submitted to a vote of stockholders.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CommonStockVotingRightsVotesNumber_lbl" xml:lang="en-US" id="id_8875721_1829958_1_1">Common Stock Voting Rights Votes Number</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CommonStockVotingRightsVotesNumber_lbl" xml:lang="en-US" id="id_8875721_1829958_2_1">Number of votes, common stock holder rights</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CommonStockVotingRightsVotesNumber" xlink:to="exr_CommonStockVotingRightsVotesNumber_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CommonUnitsIssuedAsPartOfAcquisitionValue" xlink:label="exr_CommonUnitsIssuedAsPartOfAcquisitionValue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CommonUnitsIssuedAsPartOfAcquisitionValue_lbl" xml:lang="en-US" id="id_8875721_1753092_3_1">Represents the value of the common units issued as part of an acquisition.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CommonUnitsIssuedAsPartOfAcquisitionValue_lbl" xml:lang="en-US" id="id_8875721_1753092_1_1">Common Units Issued As Part Of Acquisition Value</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CommonUnitsIssuedAsPartOfAcquisitionValue_lbl" xml:lang="en-US" id="id_8875721_1753092_2_1">OP units issued as part of the acquisition</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CommonUnitsIssuedAsPartOfAcquisitionValue" xlink:to="exr_CommonUnitsIssuedAsPartOfAcquisitionValue_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CompensationAndRetirementDisclosureAbstract" xlink:label="us-gaap_CompensationAndRetirementDisclosureAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CompensationAndRetirementDisclosureAbstract_lbl" xml:lang="en-US" id="id_8875721_1633083_1_1">Compensation and Retirement Disclosure [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CompensationAndRetirementDisclosureAbstract_lbl" xml:lang="en-US" id="id_8875721_1633083_2_1">Compensation and Retirement Disclosure [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CompensationAndRetirementDisclosureAbstract" xlink:to="us-gaap_CompensationAndRetirementDisclosureAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTax" xlink:label="us-gaap_ComprehensiveIncomeNetOfTax"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ComprehensiveIncomeNetOfTax_lbl" xml:lang="en-US" id="id_8875721_1646845_1_1">Comprehensive Income (Loss), Net of Tax, Attributable to Parent</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_ComprehensiveIncomeNetOfTax_lbl" xml:lang="en-US" id="id_8875721_1646845_6_1">Comprehensive income attributable to common stockholders</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ComprehensiveIncomeNetOfTax" xlink:to="us-gaap_ComprehensiveIncomeNetOfTax_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest" xlink:label="us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest_lbl" xml:lang="en-US" id="id_8875721_1649397_1_1">Comprehensive Income (Loss), Net of Tax, Attributable to Noncontrolling Interest</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest_lbl" xml:lang="en-US" id="id_8875721_1649397_2_1">Less: comprehensive income attributable to noncontrolling interests</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest" xlink:label="us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest"/>
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    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ComptonMember" xlink:label="exr_ComptonMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ComptonMember_lbl" xml:lang="en-US" id="id_8875721_1816399_3_1">Compton [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ComptonMember_lbl" xml:lang="en-US" id="id_8875721_1816399_1_1">Compton [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ComptonMember_lbl" xml:lang="en-US" id="id_8875721_1816399_2_1">Compton [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ComptonMember" xlink:to="exr_ComptonMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ConcentrationRiskBenchmarkDomain" xlink:label="us-gaap_ConcentrationRiskBenchmarkDomain"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ConcentrationRiskBenchmarkDomain_lbl" xml:lang="en-US" id="id_8875721_1638312_1_1">Concentration Risk Benchmark [Domain]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ConcentrationRiskBenchmarkDomain_lbl" xml:lang="en-US" id="id_8875721_1638312_2_1">Concentration Risk Benchmark [Domain]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConcentrationRiskBenchmarkDomain" xlink:to="us-gaap_ConcentrationRiskBenchmarkDomain_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ConcentrationRiskByBenchmarkAxis" xlink:label="us-gaap_ConcentrationRiskByBenchmarkAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ConcentrationRiskByBenchmarkAxis_lbl" xml:lang="en-US" id="id_8875721_1642402_1_1">Concentration Risk Benchmark [Axis]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ConcentrationRiskByBenchmarkAxis_lbl" xml:lang="en-US" id="id_8875721_1642402_2_1">Concentration Risk Benchmark [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConcentrationRiskByBenchmarkAxis" xlink:to="us-gaap_ConcentrationRiskByBenchmarkAxis_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ConcentrationRiskByTypeAxis" xlink:label="us-gaap_ConcentrationRiskByTypeAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ConcentrationRiskByTypeAxis_lbl" xml:lang="en-US" id="id_8875721_1642403_1_1">Concentration Risk Type [Axis]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ConcentrationRiskByTypeAxis_lbl" xml:lang="en-US" id="id_8875721_1642403_2_1">Concentration Risk Type [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConcentrationRiskByTypeAxis" xlink:to="us-gaap_ConcentrationRiskByTypeAxis_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ConcentrationRiskPercentage1" xlink:label="us-gaap_ConcentrationRiskPercentage1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ConcentrationRiskPercentage1_lbl" xml:lang="en-US" id="id_8875721_1640687_1_1">Concentration Risk, Percentage</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ConcentrationRiskPercentage1_lbl" xml:lang="en-US" id="id_8875721_1640687_2_1">Maximum percentage of rental income accounted for by any single tenant</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConcentrationRiskPercentage1" xlink:to="us-gaap_ConcentrationRiskPercentage1_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ConcentrationRiskTypeDomain" xlink:label="us-gaap_ConcentrationRiskTypeDomain"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ConcentrationRiskTypeDomain_lbl" xml:lang="en-US" id="id_8875721_1636293_1_1">Concentration Risk Type [Domain]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ConcentrationRiskTypeDomain_lbl" xml:lang="en-US" id="id_8875721_1636293_2_1">Concentration Risk Type [Domain]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConcentrationRiskTypeDomain" xlink:to="us-gaap_ConcentrationRiskTypeDomain_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ConcordMember" xlink:label="exr_ConcordMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ConcordMember_lbl" xml:lang="en-US" id="id_8875721_1759732_3_1">Concord [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ConcordMember_lbl" xml:lang="en-US" id="id_8875721_1759732_1_1">Concord [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ConcordMember_lbl" xml:lang="en-US" id="id_8875721_1759732_2_1">Concord [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ConcordMember" xlink:to="exr_ConcordMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ConnecticutOnePropertyMarchSeventeenTwoThousandAndFourteenMember" xlink:label="exr_ConnecticutOnePropertyMarchSeventeenTwoThousandAndFourteenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ConnecticutOnePropertyMarchSeventeenTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1690742_3_1">Connecticut One Property March Seventeen Two Thousand And Fourteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ConnecticutOnePropertyMarchSeventeenTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1690742_1_1">Connecticut One Property March Seventeen Two Thousand And Fourteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ConnecticutOnePropertyMarchSeventeenTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1690742_2_1">Connecticut, 1 Property Acquired 3/17/2014 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ConnecticutOnePropertyMarchSeventeenTwoThousandAndFourteenMember" xlink:to="exr_ConnecticutOnePropertyMarchSeventeenTwoThousandAndFourteenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ConnersvilleMember" xlink:label="exr_ConnersvilleMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ConnersvilleMember_lbl" xml:lang="en-US" id="id_8875721_1794602_3_1">Connersville [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ConnersvilleMember_lbl" xml:lang="en-US" id="id_8875721_1794602_1_1">Connersville [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ConnersvilleMember_lbl" xml:lang="en-US" id="id_8875721_1794602_2_1">Connersville [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ConnersvilleMember" xlink:to="exr_ConnersvilleMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ConsolidationVariableInterestEntityPolicy" xlink:label="us-gaap_ConsolidationVariableInterestEntityPolicy"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ConsolidationVariableInterestEntityPolicy_lbl" xml:lang="en-US" id="id_8875721_1640689_1_1">Consolidation, Variable Interest Entity, Policy [Policy Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ConsolidationVariableInterestEntityPolicy_lbl" xml:lang="en-US" id="id_8875721_1640689_2_1">Variable Interest Entities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConsolidationVariableInterestEntityPolicy" xlink:to="us-gaap_ConsolidationVariableInterestEntityPolicy_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ConstructionInProgressMember" xlink:label="us-gaap_ConstructionInProgressMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ConstructionInProgressMember_lbl" xml:lang="en-US" id="id_8875721_1633086_1_1">Construction in Progress [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ConstructionInProgressMember_lbl" xml:lang="en-US" id="id_8875721_1633086_2_1">Construction in progress [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConstructionInProgressMember" xlink:to="us-gaap_ConstructionInProgressMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ConversionOfStockAmountConverted1" xlink:label="us-gaap_ConversionOfStockAmountConverted1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ConversionOfStockAmountConverted1_lbl" xml:lang="en-US" id="id_8875721_1650519_1_1">Conversion of Stock, Amount Converted</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ConversionOfStockAmountConverted1_lbl" xml:lang="en-US" id="id_8875721_1650519_2_1">Noncontrolling interests in Operating Partnership</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConversionOfStockAmountConverted1" xlink:to="us-gaap_ConversionOfStockAmountConverted1_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ConversionOfUnitsEstimatedIssuanceOfShares" xlink:label="exr_ConversionOfUnitsEstimatedIssuanceOfShares"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ConversionOfUnitsEstimatedIssuanceOfShares_lbl" xml:lang="en-US" id="id_8875721_1976691_3_1">Represents the number of common shares that would have been issued upon the conversion of Preferred Operating Partnership Units that were excluded from the earnings per share computation as their effect would have been anti-dilutive.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ConversionOfUnitsEstimatedIssuanceOfShares_lbl" xml:lang="en-US" id="id_8875721_1976691_1_1">Conversion Of Units Estimated Issuance Of Shares</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ConversionOfUnitsEstimatedIssuanceOfShares_lbl" xml:lang="en-US" id="id_8875721_1976691_2_1">Equivalent Shares (if converted)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ConversionOfUnitsEstimatedIssuanceOfShares" xlink:to="exr_ConversionOfUnitsEstimatedIssuanceOfShares_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ConvertibleDebt" xlink:label="us-gaap_ConvertibleDebt"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ConvertibleDebt_lbl" xml:lang="en-US" id="id_8875721_1646062_1_1">Convertible Debt</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/positiveLabel" xlink:label="us-gaap_ConvertibleDebt_lbl" xml:lang="en-US" id="id_8875721_1646062_32_1">Exchangeable senior notes, net</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/positiveTerseLabel" xlink:label="us-gaap_ConvertibleDebt_lbl" xml:lang="en-US" id="id_8875721_1646062_33_1">Principal amount of liability components</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ConvertibleDebt_lbl" xml:lang="en-US" id="id_8875721_1646062_2_1">Exchangeable senior notes</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ConvertibleDebt_lbl" xml:lang="en-US" id="id_8875721_1646062_12_1">Exchangeable senior notes repurchased</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConvertibleDebt" xlink:to="us-gaap_ConvertibleDebt_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ConvertibleDebtFairValueDisclosures" xlink:label="us-gaap_ConvertibleDebtFairValueDisclosures"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ConvertibleDebtFairValueDisclosures_lbl" xml:lang="en-US" id="id_8875721_1647839_1_1">Convertible Debt, Fair Value Disclosures</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ConvertibleDebtFairValueDisclosures_lbl" xml:lang="en-US" id="id_8875721_1647839_2_1">Exchangeable senior notes</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConvertibleDebtFairValueDisclosures" xlink:to="us-gaap_ConvertibleDebtFairValueDisclosures_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ConvertibleDebtPolicyTextBlock" xlink:label="exr_ConvertibleDebtPolicyTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ConvertibleDebtPolicyTextBlock_lbl" xml:lang="en-US" id="id_8875721_1734258_3_1">Convertible Debt Policy [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ConvertibleDebtPolicyTextBlock_lbl" xml:lang="en-US" id="id_8875721_1734258_1_1">Convertible Debt Policy [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ConvertibleDebtPolicyTextBlock_lbl" xml:lang="en-US" id="id_8875721_1734258_2_1">Convertible Debt</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ConvertibleDebtPolicyTextBlock" xlink:to="exr_ConvertibleDebtPolicyTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ConvertibleDebtTableTextBlock" xlink:label="us-gaap_ConvertibleDebtTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ConvertibleDebtTableTextBlock_lbl" xml:lang="en-US" id="id_8875721_1631469_1_1">Convertible Debt [Table Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ConvertibleDebtTableTextBlock_lbl" xml:lang="en-US" id="id_8875721_1631469_2_1">Schedule of Information about Carrying Amount of Equity Component, Principal Amount of Liability Component, Unamortized Discount and Net Carrying Amount for Notes</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ConvertibleDebtTableTextBlock" xlink:to="us-gaap_ConvertibleDebtTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CoppellBeltLineRdMember" xlink:label="exr_CoppellBeltLineRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CoppellBeltLineRdMember_lbl" xml:lang="en-US" id="id_8875721_2015664_3_1">Coppell Belt Line Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CoppellBeltLineRdMember_lbl" xml:lang="en-US" id="id_8875721_2015664_1_1">Coppell Belt Line Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CoppellBeltLineRdMember_lbl" xml:lang="en-US" id="id_8875721_2015664_2_1">Coppell Belt Line Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CoppellBeltLineRdMember" xlink:to="exr_CoppellBeltLineRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CoppellDentonTapRdMember" xlink:label="exr_CoppellDentonTapRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CoppellDentonTapRdMember_lbl" xml:lang="en-US" id="id_8875721_2015663_3_1">Coppell Denton Tap Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CoppellDentonTapRdMember_lbl" xml:lang="en-US" id="id_8875721_2015663_1_1">Coppell Denton Tap Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CoppellDentonTapRdMember_lbl" xml:lang="en-US" id="id_8875721_2015663_2_1">Coppell Denton Tap Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CoppellDentonTapRdMember" xlink:to="exr_CoppellDentonTapRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CoralSpringsMember" xlink:label="exr_CoralSpringsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CoralSpringsMember_lbl" xml:lang="en-US" id="id_8875721_1774540_3_1">Coral Springs [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CoralSpringsMember_lbl" xml:lang="en-US" id="id_8875721_1774540_1_1">Coral Springs [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CoralSpringsMember_lbl" xml:lang="en-US" id="id_8875721_1774540_2_1">Coral Springs [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CoralSpringsMember" xlink:to="exr_CoralSpringsMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CordovaHoustonLeveeRdMember" xlink:label="exr_CordovaHoustonLeveeRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CordovaHoustonLeveeRdMember_lbl" xml:lang="en-US" id="id_8875721_1883169_3_1">Cordova Houston Levee Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CordovaHoustonLeveeRdMember_lbl" xml:lang="en-US" id="id_8875721_1883169_1_1">Cordova Houston Levee Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CordovaHoustonLeveeRdMember_lbl" xml:lang="en-US" id="id_8875721_1883169_2_1">Cordova / Houston Levee Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CordovaHoustonLeveeRdMember" xlink:to="exr_CordovaHoustonLeveeRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CordovaNGermantownPkwyOneMember" xlink:label="exr_CordovaNGermantownPkwyOneMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CordovaNGermantownPkwyOneMember_lbl" xml:lang="en-US" id="id_8875721_1932190_3_1">Cordova N Germantown Pkwy One [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CordovaNGermantownPkwyOneMember_lbl" xml:lang="en-US" id="id_8875721_1932190_1_1">Cordova N Germantown Pkwy One [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CordovaNGermantownPkwyOneMember_lbl" xml:lang="en-US" id="id_8875721_1932190_2_1">Cordova / N Germantown Pkwy 1 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CordovaNGermantownPkwyOneMember" xlink:to="exr_CordovaNGermantownPkwyOneMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CordovaNGermantownPkwyTwoMember" xlink:label="exr_CordovaNGermantownPkwyTwoMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CordovaNGermantownPkwyTwoMember_lbl" xml:lang="en-US" id="id_8875721_1780995_3_1">Cordova N Germantown Pkwy Two [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CordovaNGermantownPkwyTwoMember_lbl" xml:lang="en-US" id="id_8875721_1780995_1_1">Cordova N Germantown Pkwy Two [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CordovaNGermantownPkwyTwoMember_lbl" xml:lang="en-US" id="id_8875721_1780995_2_1">Cordova / N Germantown Pkwy 2 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CordovaNGermantownPkwyTwoMember" xlink:to="exr_CordovaNGermantownPkwyTwoMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CordovaPatriotCoveMember" xlink:label="exr_CordovaPatriotCoveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CordovaPatriotCoveMember_lbl" xml:lang="en-US" id="id_8875721_1825559_3_1">Cordova Patriot Cove [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CordovaPatriotCoveMember_lbl" xml:lang="en-US" id="id_8875721_1825559_1_1">Cordova Patriot Cove [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CordovaPatriotCoveMember_lbl" xml:lang="en-US" id="id_8875721_1825559_2_1">Cordova / Patriot Cove [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CordovaPatriotCoveMember" xlink:to="exr_CordovaPatriotCoveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CostOfRevenue" xlink:label="us-gaap_CostOfRevenue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CostOfRevenue_lbl" xml:lang="en-US" id="id_8875721_1651911_1_1">Cost of Revenue</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CostOfRevenue_lbl" xml:lang="en-US" id="id_8875721_1651911_2_1">Property operations</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CostOfRevenue" xlink:to="us-gaap_CostOfRevenue_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CostsAndExpenses" xlink:label="us-gaap_CostsAndExpenses"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CostsAndExpenses_lbl" xml:lang="en-US" id="id_8875721_1649274_1_1">Costs and Expenses</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CostsAndExpenses_lbl" xml:lang="en-US" id="id_8875721_1649274_2_1">Cost of operations</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_CostsAndExpenses_lbl" xml:lang="en-US" id="id_8875721_1649274_6_1">Total expenses</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_CostsAndExpenses_lbl" xml:lang="en-US" id="id_8875721_1649274_12_1">Operating expenses, including depreciation and amortization</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CostsAndExpenses" xlink:to="us-gaap_CostsAndExpenses_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CostsAndExpensesAbstract" xlink:label="us-gaap_CostsAndExpensesAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CostsAndExpensesAbstract_lbl" xml:lang="en-US" id="id_8875721_1639495_1_1">Costs and Expenses [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CostsAndExpensesAbstract_lbl" xml:lang="en-US" id="id_8875721_1639495_2_1">Expenses:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CostsAndExpensesAbstract" xlink:to="us-gaap_CostsAndExpensesAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CounterpartyNameAxis" xlink:label="us-gaap_CounterpartyNameAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CounterpartyNameAxis_lbl" xml:lang="en-US" id="id_8875721_1631490_1_1">Counterparty Name [Axis]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CounterpartyNameAxis_lbl" xml:lang="en-US" id="id_8875721_1631490_2_1">Counterparty Name [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CounterpartyNameAxis" xlink:to="us-gaap_CounterpartyNameAxis_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CovingtonMember" xlink:label="exr_CovingtonMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CovingtonMember_lbl" xml:lang="en-US" id="id_8875721_1872172_3_1">Covington [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CovingtonMember_lbl" xml:lang="en-US" id="id_8875721_1872172_1_1">Covington [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CovingtonMember_lbl" xml:lang="en-US" id="id_8875721_1872172_2_1">Covington [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CovingtonMember" xlink:to="exr_CovingtonMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CranburyMember" xlink:label="exr_CranburyMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CranburyMember_lbl" xml:lang="en-US" id="id_8875721_1733472_3_1">Cranbury [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CranburyMember_lbl" xml:lang="en-US" id="id_8875721_1733472_1_1">Cranbury [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CranburyMember_lbl" xml:lang="en-US" id="id_8875721_1733472_2_1">Cranbury [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CranburyMember" xlink:to="exr_CranburyMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CreditRiskDerivativeLiabilitiesAtFairValue" xlink:label="us-gaap_CreditRiskDerivativeLiabilitiesAtFairValue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CreditRiskDerivativeLiabilitiesAtFairValue_lbl" xml:lang="en-US" id="id_8875721_1646732_1_1">Credit Risk Derivative Liabilities, at Fair Value</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CreditRiskDerivativeLiabilitiesAtFairValue_lbl" xml:lang="en-US" id="id_8875721_1646732_2_1">Credit risk derivative, fair value of derivatives in a net liability position</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CreditRiskDerivativeLiabilitiesAtFairValue" xlink:to="us-gaap_CreditRiskDerivativeLiabilitiesAtFairValue_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CreditRiskDerivativeLiabilitiesExpectedTerminationValueOnSettlement" xlink:label="exr_CreditRiskDerivativeLiabilitiesExpectedTerminationValueOnSettlement"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CreditRiskDerivativeLiabilitiesExpectedTerminationValueOnSettlement_lbl" xml:lang="en-US" id="id_8875721_1676354_3_1">Represents the estimated termination value on settlement of credit risk derivative liability, if provisions under the agreement is breached.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CreditRiskDerivativeLiabilitiesExpectedTerminationValueOnSettlement_lbl" xml:lang="en-US" id="id_8875721_1676354_1_1">Credit Risk Derivative Liabilities Expected Termination Value On Settlement</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CreditRiskDerivativeLiabilitiesExpectedTerminationValueOnSettlement_lbl" xml:lang="en-US" id="id_8875721_1676354_2_1">Estimated termination value on settlement</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CreditRiskDerivativeLiabilitiesExpectedTerminationValueOnSettlement" xlink:to="exr_CreditRiskDerivativeLiabilitiesExpectedTerminationValueOnSettlement_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CrescentSpringsMember" xlink:label="exr_CrescentSpringsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CrescentSpringsMember_lbl" xml:lang="en-US" id="id_8875721_1860251_3_1">Crescent Springs [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CrescentSpringsMember_lbl" xml:lang="en-US" id="id_8875721_1860251_1_1">Crescent Springs [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CrescentSpringsMember_lbl" xml:lang="en-US" id="id_8875721_1860251_2_1">Crescent Springs [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CrescentSpringsMember" xlink:to="exr_CrescentSpringsMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_CrestHillMember" xlink:label="exr_CrestHillMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_CrestHillMember_lbl" xml:lang="en-US" id="id_8875721_1801662_3_1">Crest Hill [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_CrestHillMember_lbl" xml:lang="en-US" id="id_8875721_1801662_1_1">Crest Hill [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_CrestHillMember_lbl" xml:lang="en-US" id="id_8875721_1801662_2_1">Crest Hill [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_CrestHillMember" xlink:to="exr_CrestHillMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/stpr/2011/stpr-2011-01-31.xsd#stpr_CT" xlink:label="stpr_CT"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="stpr_CT_lbl" xml:lang="en-US" id="id_8875721_1642415_1_1">CONNECTICUT</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="stpr_CT_lbl" xml:lang="en-US" id="id_8875721_1642415_2_1">CONNECTICUT</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="stpr_CT" xlink:to="stpr_CT_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CurrentFederalTaxExpenseBenefit" xlink:label="us-gaap_CurrentFederalTaxExpenseBenefit"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CurrentFederalTaxExpenseBenefit_lbl" xml:lang="en-US" id="id_8875721_1650658_1_1">Current Federal Tax Expense (Benefit)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CurrentFederalTaxExpenseBenefit_lbl" xml:lang="en-US" id="id_8875721_1650658_2_1">Current expense, Federal</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CurrentFederalTaxExpenseBenefit" xlink:to="us-gaap_CurrentFederalTaxExpenseBenefit_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_CurrentFiscalYearEndDate" xlink:label="dei_CurrentFiscalYearEndDate"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_CurrentFiscalYearEndDate_lbl" xml:lang="en-US" id="id_8875721_1638733_1_1">Current Fiscal Year End Date</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="dei_CurrentFiscalYearEndDate_lbl" xml:lang="en-US" id="id_8875721_1638733_2_1">Current Fiscal Year End Date</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_CurrentFiscalYearEndDate" xlink:to="dei_CurrentFiscalYearEndDate_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CurrentIncomeTaxExpenseBenefit" xlink:label="us-gaap_CurrentIncomeTaxExpenseBenefit"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CurrentIncomeTaxExpenseBenefit_lbl" xml:lang="en-US" id="id_8875721_1650659_1_1">Current Income Tax Expense (Benefit)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CurrentIncomeTaxExpenseBenefit_lbl" xml:lang="en-US" id="id_8875721_1650659_2_1">Current expense, Total</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CurrentIncomeTaxExpenseBenefit" xlink:to="us-gaap_CurrentIncomeTaxExpenseBenefit_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CurrentStateAndLocalTaxExpenseBenefit" xlink:label="us-gaap_CurrentStateAndLocalTaxExpenseBenefit"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CurrentStateAndLocalTaxExpenseBenefit_lbl" xml:lang="en-US" id="id_8875721_1649878_1_1">Current State and Local Tax Expense (Benefit)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CurrentStateAndLocalTaxExpenseBenefit_lbl" xml:lang="en-US" id="id_8875721_1649878_2_1">Current expense, State</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CurrentStateAndLocalTaxExpenseBenefit" xlink:to="us-gaap_CurrentStateAndLocalTaxExpenseBenefit_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_CustomerConcentrationRiskMember" xlink:label="us-gaap_CustomerConcentrationRiskMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_CustomerConcentrationRiskMember_lbl" xml:lang="en-US" id="id_8875721_1642802_1_1">Customer Concentration Risk [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_CustomerConcentrationRiskMember_lbl" xml:lang="en-US" id="id_8875721_1642802_2_1">Customer Concentration Risk [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_CustomerConcentrationRiskMember" xlink:to="us-gaap_CustomerConcentrationRiskMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_DaculaAuburnRdMember" xlink:label="exr_DaculaAuburnRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_DaculaAuburnRdMember_lbl" xml:lang="en-US" id="id_8875721_2015765_3_1">Dacula / Auburn Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_DaculaAuburnRdMember_lbl" xml:lang="en-US" id="id_8875721_2015765_1_1">Dacula / Auburn Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_DaculaAuburnRdMember_lbl" xml:lang="en-US" id="id_8875721_2015765_2_1">Dacula / Auburn Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_DaculaAuburnRdMember" xlink:to="exr_DaculaAuburnRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_DaculaBraseltonHwyMember" xlink:label="exr_DaculaBraseltonHwyMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_DaculaBraseltonHwyMember_lbl" xml:lang="en-US" id="id_8875721_2015769_3_1">Dacula Braselton Hwy [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_DaculaBraseltonHwyMember_lbl" xml:lang="en-US" id="id_8875721_2015769_1_1">Dacula Braselton Hwy [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_DaculaBraseltonHwyMember_lbl" xml:lang="en-US" id="id_8875721_2015769_2_1">Dacula Braselton Hwy [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_DaculaBraseltonHwyMember" xlink:to="exr_DaculaBraseltonHwyMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_DallasCentralExpresswayMember" xlink:label="exr_DallasCentralExpresswayMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_DallasCentralExpresswayMember_lbl" xml:lang="en-US" id="id_8875721_1776664_3_1">Dallas N Central Expressway [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_DallasCentralExpresswayMember_lbl" xml:lang="en-US" id="id_8875721_1776664_1_1">Dallas N Central Expressway [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_DallasCentralExpresswayMember_lbl" xml:lang="en-US" id="id_8875721_1776664_2_1">Dallas / N Central Expressway [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_DallasCentralExpresswayMember" xlink:to="exr_DallasCentralExpresswayMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_DallasClarkRdMember" xlink:label="exr_DallasClarkRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_DallasClarkRdMember_lbl" xml:lang="en-US" id="id_8875721_2015662_3_1">Dallas Clark Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_DallasClarkRdMember_lbl" xml:lang="en-US" id="id_8875721_2015662_1_1">Dallas Clark Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_DallasClarkRdMember_lbl" xml:lang="en-US" id="id_8875721_2015662_2_1">Dallas Clark Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_DallasClarkRdMember" xlink:to="exr_DallasClarkRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_DallasENorthwestHwyMember" xlink:label="exr_DallasENorthwestHwyMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_DallasENorthwestHwyMember_lbl" xml:lang="en-US" id="id_8875721_2015661_3_1">Dallas E Northwest Hwy [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_DallasENorthwestHwyMember_lbl" xml:lang="en-US" id="id_8875721_2015661_1_1">Dallas E Northwest Hwy [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_DallasENorthwestHwyMember_lbl" xml:lang="en-US" id="id_8875721_2015661_2_1">Dallas E Northwest Hwy [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_DallasENorthwestHwyMember" xlink:to="exr_DallasENorthwestHwyMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_DallasGarlandRdMember" xlink:label="exr_DallasGarlandRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_DallasGarlandRdMember_lbl" xml:lang="en-US" id="id_8875721_1812636_3_1">Dallas Garland Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_DallasGarlandRdMember_lbl" xml:lang="en-US" id="id_8875721_1812636_1_1">Dallas Garland Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_DallasGarlandRdMember_lbl" xml:lang="en-US" id="id_8875721_1812636_2_1">Dallas / Garland Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_DallasGarlandRdMember" xlink:to="exr_DallasGarlandRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_DallasHaskellAveMember" xlink:label="exr_DallasHaskellAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_DallasHaskellAveMember_lbl" xml:lang="en-US" id="id_8875721_2015660_3_1">Dallas Haskell Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_DallasHaskellAveMember_lbl" xml:lang="en-US" id="id_8875721_2015660_1_1">Dallas Haskell Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_DallasHaskellAveMember_lbl" xml:lang="en-US" id="id_8875721_2015660_2_1">Dallas Haskell Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_DallasHaskellAveMember" xlink:to="exr_DallasHaskellAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_DallasInwoodRdMember" xlink:label="exr_DallasInwoodRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_DallasInwoodRdMember_lbl" xml:lang="en-US" id="id_8875721_1831106_3_1">Dallas Inwood Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_DallasInwoodRdMember_lbl" xml:lang="en-US" id="id_8875721_1831106_1_1">Dallas Inwood Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_DallasInwoodRdMember_lbl" xml:lang="en-US" id="id_8875721_1831106_2_1">Dallas / Inwood Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_DallasInwoodRdMember" xlink:to="exr_DallasInwoodRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_DallasLyndonJohnsonFreewayMember" xlink:label="exr_DallasLyndonJohnsonFreewayMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_DallasLyndonJohnsonFreewayMember_lbl" xml:lang="en-US" id="id_8875721_2015659_3_1">Dallas Lyndon B Johnson Freeway [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_DallasLyndonJohnsonFreewayMember_lbl" xml:lang="en-US" id="id_8875721_2015659_1_1">Dallas Lyndon B Johnson Freeway [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_DallasLyndonJohnsonFreewayMember_lbl" xml:lang="en-US" id="id_8875721_2015659_2_1">Dallas Lyndon B Johnson Freeway [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_DallasLyndonJohnsonFreewayMember" xlink:to="exr_DallasLyndonJohnsonFreewayMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_DallasPrestonRdOneMember" xlink:label="exr_DallasPrestonRdOneMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_DallasPrestonRdOneMember_lbl" xml:lang="en-US" id="id_8875721_1872309_3_1">Dallas Preston Rd One [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_DallasPrestonRdOneMember_lbl" xml:lang="en-US" id="id_8875721_1872309_1_1">Dallas Preston Rd One [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_DallasPrestonRdOneMember_lbl" xml:lang="en-US" id="id_8875721_1872309_2_1">Dallas / Preston Rd 1 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_DallasPrestonRdOneMember" xlink:to="exr_DallasPrestonRdOneMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_DallasPrestonRdTwoMember" xlink:label="exr_DallasPrestonRdTwoMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_DallasPrestonRdTwoMember_lbl" xml:lang="en-US" id="id_8875721_1772548_3_1">Dallas Preston Rd Two TX [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_DallasPrestonRdTwoMember_lbl" xml:lang="en-US" id="id_8875721_1772548_1_1">Dallas Preston Rd Two [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_DallasPrestonRdTwoMember_lbl" xml:lang="en-US" id="id_8875721_1772548_2_1">Dallas / Preston Rd 2 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_DallasPrestonRdTwoMember" xlink:to="exr_DallasPrestonRdTwoMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_DallasShilohRdMember" xlink:label="exr_DallasShilohRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_DallasShilohRdMember_lbl" xml:lang="en-US" id="id_8875721_2015658_3_1">Dallas Shiloh Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_DallasShilohRdMember_lbl" xml:lang="en-US" id="id_8875721_2015658_1_1">Dallas Shiloh Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_DallasShilohRdMember_lbl" xml:lang="en-US" id="id_8875721_2015658_2_1">Dallas Shiloh Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_DallasShilohRdMember" xlink:to="exr_DallasShilohRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_DallasWaltonWalkerBlvdMember" xlink:label="exr_DallasWaltonWalkerBlvdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_DallasWaltonWalkerBlvdMember_lbl" xml:lang="en-US" id="id_8875721_2016083_3_1">Dallas / Walton Walker Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_DallasWaltonWalkerBlvdMember_lbl" xml:lang="en-US" id="id_8875721_2016083_1_1">Dallas / Walton Walker Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_DallasWaltonWalkerBlvdMember_lbl" xml:lang="en-US" id="id_8875721_2016083_2_1">Dallas / Walton Walker Blvd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_DallasWaltonWalkerBlvdMember" xlink:to="exr_DallasWaltonWalkerBlvdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_DallasWNorthwestHwyMember" xlink:label="exr_DallasWNorthwestHwyMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_DallasWNorthwestHwyMember_lbl" xml:lang="en-US" id="id_8875721_2016081_3_1">Dallas / W Northwest Hwy [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_DallasWNorthwestHwyMember_lbl" xml:lang="en-US" id="id_8875721_2016081_1_1">Dallas / W Northwest Hwy [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_DallasWNorthwestHwyMember_lbl" xml:lang="en-US" id="id_8875721_2016081_2_1">Dallas / W Northwest Hwy [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_DallasWNorthwestHwyMember" xlink:to="exr_DallasWNorthwestHwyMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_DanversMember" xlink:label="exr_DanversMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_DanversMember_lbl" xml:lang="en-US" id="id_8875721_1900424_3_1">Danvers [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_DanversMember_lbl" xml:lang="en-US" id="id_8875721_1900424_1_1">Danvers [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_DanversMember_lbl" xml:lang="en-US" id="id_8875721_1900424_2_1">Danvers [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_DanversMember" xlink:to="exr_DanversMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_DaphneMember" xlink:label="exr_DaphneMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_DaphneMember_lbl" xml:lang="en-US" id="id_8875721_1913598_3_1">Daphne [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_DaphneMember_lbl" xml:lang="en-US" id="id_8875721_1913598_1_1">Daphne [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_DaphneMember_lbl" xml:lang="en-US" id="id_8875721_1913598_2_1">Daphne [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_DaphneMember" xlink:to="exr_DaphneMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_DavieMember" xlink:label="exr_DavieMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_DavieMember_lbl" xml:lang="en-US" id="id_8875721_2012705_3_1">Davie [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_DavieMember_lbl" xml:lang="en-US" id="id_8875721_2012705_1_1">Davie [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_DavieMember_lbl" xml:lang="en-US" id="id_8875721_2012705_2_1">Davie [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_DavieMember" xlink:to="exr_DavieMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtAndCapitalLeaseObligations" xlink:label="us-gaap_DebtAndCapitalLeaseObligations"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtAndCapitalLeaseObligations_lbl" xml:lang="en-US" id="id_8875721_1645122_1_1">Debt and Capital Lease Obligations</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtAndCapitalLeaseObligations_lbl" xml:lang="en-US" id="id_8875721_1645122_2_1">Debt</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtAndCapitalLeaseObligations" xlink:to="us-gaap_DebtAndCapitalLeaseObligations_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtConversionConvertedInstrumentSharesIssued1" xlink:label="us-gaap_DebtConversionConvertedInstrumentSharesIssued1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtConversionConvertedInstrumentSharesIssued1_lbl" xml:lang="en-US" id="id_8875721_1635892_1_1">Debt Conversion, Converted Instrument, Shares Issued</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtConversionConvertedInstrumentSharesIssued1_lbl" xml:lang="en-US" id="id_8875721_1635892_2_1">Shares issued for value of notes in excess of principal amount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtConversionConvertedInstrumentSharesIssued1" xlink:to="us-gaap_DebtConversionConvertedInstrumentSharesIssued1_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtDisclosureAbstract" xlink:label="us-gaap_DebtDisclosureAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtDisclosureAbstract_lbl" xml:lang="en-US" id="id_8875721_1640266_1_1">Debt Disclosure [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtDisclosureAbstract_lbl" xml:lang="en-US" id="id_8875721_1640266_2_1">Debt Disclosure [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtDisclosureAbstract" xlink:to="us-gaap_DebtDisclosureAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentAxis" xlink:label="us-gaap_DebtInstrumentAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentAxis_lbl" xml:lang="en-US" id="id_8875721_1631478_1_1">Debt Instrument [Axis]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtInstrumentAxis_lbl" xml:lang="en-US" id="id_8875721_1631478_2_1">Debt Instrument [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentAxis" xlink:to="us-gaap_DebtInstrumentAxis_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentBasisSpreadOnVariableRate1" xlink:label="us-gaap_DebtInstrumentBasisSpreadOnVariableRate1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_lbl" xml:lang="en-US" id="id_8875721_1642807_1_1">Debt Instrument, Basis Spread on Variable Rate</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/positiveLabel" xlink:label="us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_lbl" xml:lang="en-US" id="id_8875721_1642807_32_1">Margin added to variable rate (as a percent)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_lbl" xml:lang="en-US" id="id_8875721_1642807_2_1">Basis spread on variable rate</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_lbl" xml:lang="en-US" id="id_8875721_1642807_12_1">Basis spread on variable rate (as a percent)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentBasisSpreadOnVariableRate1" xlink:to="us-gaap_DebtInstrumentBasisSpreadOnVariableRate1_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentCarryingAmount" xlink:label="us-gaap_DebtInstrumentCarryingAmount"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentCarryingAmount_lbl" xml:lang="en-US" id="id_8875721_1647271_1_1">Long-term Debt, Gross</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtInstrumentCarryingAmount_lbl" xml:lang="en-US" id="id_8875721_1647271_2_1">Debt instrument</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_DebtInstrumentCarryingAmount_lbl" xml:lang="en-US" id="id_8875721_1647271_6_1">Total</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentCarryingAmount" xlink:to="us-gaap_DebtInstrumentCarryingAmount_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentConvertibleCarryingAmountOfTheEquityComponent" xlink:label="us-gaap_DebtInstrumentConvertibleCarryingAmountOfTheEquityComponent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentConvertibleCarryingAmountOfTheEquityComponent_lbl" xml:lang="en-US" id="id_8875721_1647835_1_1">Debt Instrument, Convertible, Carrying Amount of Equity Component</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtInstrumentConvertibleCarryingAmountOfTheEquityComponent_lbl" xml:lang="en-US" id="id_8875721_1647835_2_1">Carrying amount of equity components</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentConvertibleCarryingAmountOfTheEquityComponent" xlink:to="us-gaap_DebtInstrumentConvertibleCarryingAmountOfTheEquityComponent_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentConvertibleConversionPrice1" xlink:label="us-gaap_DebtInstrumentConvertibleConversionPrice1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentConvertibleConversionPrice1_lbl" xml:lang="en-US" id="id_8875721_1635896_1_1">Debt Instrument, Convertible, Conversion Price</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtInstrumentConvertibleConversionPrice1_lbl" xml:lang="en-US" id="id_8875721_1635896_2_1">Exchange price</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentConvertibleConversionPrice1" xlink:to="us-gaap_DebtInstrumentConvertibleConversionPrice1_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentConvertibleConversionRatio1" xlink:label="us-gaap_DebtInstrumentConvertibleConversionRatio1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentConvertibleConversionRatio1_lbl" xml:lang="en-US" id="id_8875721_1635515_1_1">Debt Instrument, Convertible, Conversion Ratio</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtInstrumentConvertibleConversionRatio1_lbl" xml:lang="en-US" id="id_8875721_1635515_2_1">Conversion ratio, number of shares per $1,000 principal amount, numerator</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentConvertibleConversionRatio1" xlink:to="us-gaap_DebtInstrumentConvertibleConversionRatio1_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentConvertibleThresholdConsecutiveTradingDays" xlink:label="us-gaap_DebtInstrumentConvertibleThresholdConsecutiveTradingDays"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentConvertibleThresholdConsecutiveTradingDays_lbl" xml:lang="en-US" id="id_8875721_1641546_1_1">Debt Instrument, Convertible, Threshold Consecutive Trading Days</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtInstrumentConvertibleThresholdConsecutiveTradingDays_lbl" xml:lang="en-US" id="id_8875721_1641546_2_1">Notes exchange, threshold consecutive trading days</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentConvertibleThresholdConsecutiveTradingDays" xlink:to="us-gaap_DebtInstrumentConvertibleThresholdConsecutiveTradingDays_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentConvertibleThresholdPercentageOfStockPriceTrigger" xlink:label="us-gaap_DebtInstrumentConvertibleThresholdPercentageOfStockPriceTrigger"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentConvertibleThresholdPercentageOfStockPriceTrigger_lbl" xml:lang="en-US" id="id_8875721_1632678_1_1">Debt Instrument, Convertible, Threshold Percentage of Stock Price Trigger</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtInstrumentConvertibleThresholdPercentageOfStockPriceTrigger_lbl" xml:lang="en-US" id="id_8875721_1632678_2_1">Notes exchange, threshold percentage</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentConvertibleThresholdPercentageOfStockPriceTrigger" xlink:to="us-gaap_DebtInstrumentConvertibleThresholdPercentageOfStockPriceTrigger_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentConvertibleThresholdTradingDays" xlink:label="us-gaap_DebtInstrumentConvertibleThresholdTradingDays"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentConvertibleThresholdTradingDays_lbl" xml:lang="en-US" id="id_8875721_1638734_1_1">Debt Instrument, Convertible, Threshold Trading Days</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtInstrumentConvertibleThresholdTradingDays_lbl" xml:lang="en-US" id="id_8875721_1638734_2_1">Notes exchange, threshold trading days</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentConvertibleThresholdTradingDays" xlink:to="us-gaap_DebtInstrumentConvertibleThresholdTradingDays_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentDescriptionOfVariableRateBasis" xlink:label="us-gaap_DebtInstrumentDescriptionOfVariableRateBasis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentDescriptionOfVariableRateBasis_lbl" xml:lang="en-US" id="id_8875721_1632265_1_1">Debt Instrument, Description of Variable Rate Basis</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtInstrumentDescriptionOfVariableRateBasis_lbl" xml:lang="en-US" id="id_8875721_1632265_2_1">Line of credit facility variable rate basis</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_DebtInstrumentDescriptionOfVariableRateBasis_lbl" xml:lang="en-US" id="id_8875721_1632265_12_1">Reference rate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentDescriptionOfVariableRateBasis" xlink:to="us-gaap_DebtInstrumentDescriptionOfVariableRateBasis_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_DebtInstrumentDiscountRate" xlink:label="exr_DebtInstrumentDiscountRate"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_DebtInstrumentDiscountRate_lbl" xml:lang="en-US" id="id_8875721_1700761_3_1">Represents the percentage of debt discount that was originally recognized at the issuance of the instrument.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_DebtInstrumentDiscountRate_lbl" xml:lang="en-US" id="id_8875721_1700761_1_1">Debt Instrument Discount Rate</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_DebtInstrumentDiscountRate_lbl" xml:lang="en-US" id="id_8875721_1700761_2_1">Discount rate (as a percent)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_DebtInstrumentDiscountRate" xlink:to="exr_DebtInstrumentDiscountRate_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentFaceAmount" xlink:label="us-gaap_DebtInstrumentFaceAmount"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentFaceAmount_lbl" xml:lang="en-US" id="id_8875721_1646840_1_1">Debt Instrument, Face Amount</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtInstrumentFaceAmount_lbl" xml:lang="en-US" id="id_8875721_1646840_2_1">Principal amount of notes issued</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentFaceAmount" xlink:to="us-gaap_DebtInstrumentFaceAmount_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_DebtInstrumentFairValueAbstract" xlink:label="exr_DebtInstrumentFairValueAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_DebtInstrumentFairValueAbstract_lbl" xml:lang="en-US" id="id_8875721_1696363_3_1">Debt Instrument Fair Value [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_DebtInstrumentFairValueAbstract_lbl" xml:lang="en-US" id="id_8875721_1696363_1_1">Debt Instrument Fair Value [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_DebtInstrumentFairValueAbstract_lbl" xml:lang="en-US" id="id_8875721_1696363_2_1">Debt Instrument Fair Value [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_DebtInstrumentFairValueAbstract" xlink:to="exr_DebtInstrumentFairValueAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_DebtInstrumentFairValueCarryingValueAbstract" xlink:label="exr_DebtInstrumentFairValueCarryingValueAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_DebtInstrumentFairValueCarryingValueAbstract_lbl" xml:lang="en-US" id="id_8875721_1659456_3_1">Debt Instrument Fair Value Carrying Value [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_DebtInstrumentFairValueCarryingValueAbstract_lbl" xml:lang="en-US" id="id_8875721_1659456_1_1">Debt Instrument Fair Value Carrying Value [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_DebtInstrumentFairValueCarryingValueAbstract_lbl" xml:lang="en-US" id="id_8875721_1659456_2_1">Debt Instrument Fair Value Carrying Value [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_DebtInstrumentFairValueCarryingValueAbstract" xlink:to="exr_DebtInstrumentFairValueCarryingValueAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentInterestRateDuringPeriod" xlink:label="us-gaap_DebtInstrumentInterestRateDuringPeriod"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentInterestRateDuringPeriod_lbl" xml:lang="en-US" id="id_8875721_1633097_1_1">Debt Instrument, Interest Rate During Period</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtInstrumentInterestRateDuringPeriod_lbl" xml:lang="en-US" id="id_8875721_1633097_2_1">Interest rate, fixed (as a percent)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentInterestRateDuringPeriod" xlink:to="us-gaap_DebtInstrumentInterestRateDuringPeriod_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentInterestRateEffectivePercentage" xlink:label="us-gaap_DebtInstrumentInterestRateEffectivePercentage"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentInterestRateEffectivePercentage_lbl" xml:lang="en-US" id="id_8875721_1631481_1_1">Debt Instrument, Interest Rate, Effective Percentage</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtInstrumentInterestRateEffectivePercentage_lbl" xml:lang="en-US" id="id_8875721_1631481_2_1">Current Interest Rate</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_DebtInstrumentInterestRateEffectivePercentage_lbl" xml:lang="en-US" id="id_8875721_1631481_12_1">Effective interest rate on the liability component</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentInterestRateEffectivePercentage" xlink:to="us-gaap_DebtInstrumentInterestRateEffectivePercentage_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentInterestRateEffectivePercentageRateRangeMaximum" xlink:label="us-gaap_DebtInstrumentInterestRateEffectivePercentageRateRangeMaximum"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentInterestRateEffectivePercentageRateRangeMaximum_lbl" xml:lang="en-US" id="id_8875721_1636714_1_1">Debt Instrument, Interest Rate, Effective Percentage Rate Range, Maximum</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtInstrumentInterestRateEffectivePercentageRateRangeMaximum_lbl" xml:lang="en-US" id="id_8875721_1636714_2_1">Effective rate of interest, high end of range (as a percent)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentInterestRateEffectivePercentageRateRangeMaximum" xlink:to="us-gaap_DebtInstrumentInterestRateEffectivePercentageRateRangeMaximum_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentInterestRateEffectivePercentageRateRangeMinimum" xlink:label="us-gaap_DebtInstrumentInterestRateEffectivePercentageRateRangeMinimum"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentInterestRateEffectivePercentageRateRangeMinimum_lbl" xml:lang="en-US" id="id_8875721_1635897_1_1">Debt Instrument, Interest Rate, Effective Percentage Rate Range, Minimum</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtInstrumentInterestRateEffectivePercentageRateRangeMinimum_lbl" xml:lang="en-US" id="id_8875721_1635897_2_1">Effective rate of interest, low end of range (as a percent)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentInterestRateEffectivePercentageRateRangeMinimum" xlink:to="us-gaap_DebtInstrumentInterestRateEffectivePercentageRateRangeMinimum_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_DebtInstrumentInterestRateFloor" xlink:label="exr_DebtInstrumentInterestRateFloor"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_DebtInstrumentInterestRateFloor_lbl" xml:lang="en-US" id="id_8875721_1861565_3_1">The minimum interest rate that may be charged on debt.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_DebtInstrumentInterestRateFloor_lbl" xml:lang="en-US" id="id_8875721_1861565_1_1">Debt Instrument Interest Rate Floor</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_DebtInstrumentInterestRateFloor_lbl" xml:lang="en-US" id="id_8875721_1861565_2_1">Interest rate floor on debt (as a percent)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_DebtInstrumentInterestRateFloor" xlink:to="exr_DebtInstrumentInterestRateFloor_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage" xlink:label="us-gaap_DebtInstrumentInterestRateStatedPercentage"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentInterestRateStatedPercentage_lbl" xml:lang="en-US" id="id_8875721_1639882_1_1">Debt Instrument, Interest Rate, Stated Percentage</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtInstrumentInterestRateStatedPercentage_lbl" xml:lang="en-US" id="id_8875721_1639882_2_1">Fixed rate of interest (as a percent)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_DebtInstrumentInterestRateStatedPercentage_lbl" xml:lang="en-US" id="id_8875721_1639882_12_1">Interest rate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentInterestRateStatedPercentage" xlink:to="us-gaap_DebtInstrumentInterestRateStatedPercentage_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentageRateRangeMaximum" xlink:label="us-gaap_DebtInstrumentInterestRateStatedPercentageRateRangeMaximum"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentInterestRateStatedPercentageRateRangeMaximum_lbl" xml:lang="en-US" id="id_8875721_1635898_1_1">Debt Instrument, Interest Rate, Stated Percentage Rate Range, Maximum</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtInstrumentInterestRateStatedPercentageRateRangeMaximum_lbl" xml:lang="en-US" id="id_8875721_1635898_2_1">Fixed rate of interest, high end of range (as a percent)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentInterestRateStatedPercentageRateRangeMaximum" xlink:to="us-gaap_DebtInstrumentInterestRateStatedPercentageRateRangeMaximum_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentageRateRangeMinimum" xlink:label="us-gaap_DebtInstrumentInterestRateStatedPercentageRateRangeMinimum"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentInterestRateStatedPercentageRateRangeMinimum_lbl" xml:lang="en-US" id="id_8875721_1636715_1_1">Debt Instrument, Interest Rate, Stated Percentage Rate Range, Minimum</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtInstrumentInterestRateStatedPercentageRateRangeMinimum_lbl" xml:lang="en-US" id="id_8875721_1636715_2_1">Fixed rate of interest, low end of range (as a percent)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentInterestRateStatedPercentageRateRangeMinimum" xlink:to="us-gaap_DebtInstrumentInterestRateStatedPercentageRateRangeMinimum_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentInterestRateTerms" xlink:label="us-gaap_DebtInstrumentInterestRateTerms"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentInterestRateTerms_lbl" xml:lang="en-US" id="id_8875721_1642809_1_1">Debt Instrument, Interest Rate Terms</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtInstrumentInterestRateTerms_lbl" xml:lang="en-US" id="id_8875721_1642809_2_1">Credit facility basis rate description</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentInterestRateTerms" xlink:to="us-gaap_DebtInstrumentInterestRateTerms_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="us-gaap_DebtInstrumentLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentLineItems_lbl" xml:lang="en-US" id="id_8875721_1639119_1_1">Debt Instrument [Line Items]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtInstrumentLineItems_lbl" xml:lang="en-US" id="id_8875721_1639119_2_1">Debt Instrument [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentLineItems" xlink:to="us-gaap_DebtInstrumentLineItems_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentMaturityDate" xlink:label="us-gaap_DebtInstrumentMaturityDate"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentMaturityDate_lbl" xml:lang="en-US" id="id_8875721_1635899_1_1">Debt Instrument, Maturity Date</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtInstrumentMaturityDate_lbl" xml:lang="en-US" id="id_8875721_1635899_2_1">Maturity date</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentMaturityDate" xlink:to="us-gaap_DebtInstrumentMaturityDate_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentNameDomain" xlink:label="us-gaap_DebtInstrumentNameDomain"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentNameDomain_lbl" xml:lang="en-US" id="id_8875721_1632266_1_1">Debt Instrument, Name [Domain]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtInstrumentNameDomain_lbl" xml:lang="en-US" id="id_8875721_1632266_2_1">Debt Instrument, Name [Domain]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentNameDomain" xlink:to="us-gaap_DebtInstrumentNameDomain_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_DebtInstrumentPrepaymentPremiumAmount" xlink:label="exr_DebtInstrumentPrepaymentPremiumAmount"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_DebtInstrumentPrepaymentPremiumAmount_lbl" xml:lang="en-US" id="id_8875721_1839774_3_1">Debt instrument prepayment premium amount.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_DebtInstrumentPrepaymentPremiumAmount_lbl" xml:lang="en-US" id="id_8875721_1839774_1_1">Debt Instrument Prepayment Premium Amount</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_DebtInstrumentPrepaymentPremiumAmount_lbl" xml:lang="en-US" id="id_8875721_1839774_2_1">Prepayment premium</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_DebtInstrumentPrepaymentPremiumAmount" xlink:to="exr_DebtInstrumentPrepaymentPremiumAmount_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_DebtInstrumentPrincipalAmountDenominationForConversionIntoCommonStock" xlink:label="exr_DebtInstrumentPrincipalAmountDenominationForConversionIntoCommonStock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_DebtInstrumentPrincipalAmountDenominationForConversionIntoCommonStock_lbl" xml:lang="en-US" id="id_8875721_1777399_3_1">The principal amount of notes used as denominator for purposes of computing the conversion ratio of convertible debt.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_DebtInstrumentPrincipalAmountDenominationForConversionIntoCommonStock_lbl" xml:lang="en-US" id="id_8875721_1777399_1_1">Debt Instrument Principal Amount Denomination For Conversion Into Common Stock</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_DebtInstrumentPrincipalAmountDenominationForConversionIntoCommonStock_lbl" xml:lang="en-US" id="id_8875721_1777399_2_1">Principal amount used for debt instrument conversion ratio</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_DebtInstrumentPrincipalAmountDenominationForConversionIntoCommonStock" xlink:to="exr_DebtInstrumentPrincipalAmountDenominationForConversionIntoCommonStock_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentRedemptionPeriodEndDate" xlink:label="us-gaap_DebtInstrumentRedemptionPeriodEndDate"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentRedemptionPeriodEndDate_lbl" xml:lang="en-US" id="id_8875721_1642810_1_1">Debt Instrument, Redemption Period, End Date</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtInstrumentRedemptionPeriodEndDate_lbl" xml:lang="en-US" id="id_8875721_1642810_2_1">Securities redemption date</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentRedemptionPeriodEndDate" xlink:to="us-gaap_DebtInstrumentRedemptionPeriodEndDate_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentRedemptionPricePercentage" xlink:label="us-gaap_DebtInstrumentRedemptionPricePercentage"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentRedemptionPricePercentage_lbl" xml:lang="en-US" id="id_8875721_1633474_1_1">Debt Instrument, Redemption Price, Percentage</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtInstrumentRedemptionPricePercentage_lbl" xml:lang="en-US" id="id_8875721_1633474_2_1">Redemption price as percentage of principal amount of notes plus accrued and unpaid interest</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentRedemptionPricePercentage" xlink:to="us-gaap_DebtInstrumentRedemptionPricePercentage_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentRepurchaseAmount" xlink:label="us-gaap_DebtInstrumentRepurchaseAmount"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentRepurchaseAmount_lbl" xml:lang="en-US" id="id_8875721_1651555_1_1">Debt Instrument, Repurchase Amount</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtInstrumentRepurchaseAmount_lbl" xml:lang="en-US" id="id_8875721_1651555_2_1">Total cash paid for repurchase</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentRepurchaseAmount" xlink:to="us-gaap_DebtInstrumentRepurchaseAmount_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentRepurchasedFaceAmount" xlink:label="us-gaap_DebtInstrumentRepurchasedFaceAmount"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentRepurchasedFaceAmount_lbl" xml:lang="en-US" id="id_8875721_1649138_1_1">Debt Instrument, Repurchased Face Amount</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtInstrumentRepurchasedFaceAmount_lbl" xml:lang="en-US" id="id_8875721_1649138_2_1">Principal amount of repurchased notes</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_DebtInstrumentRepurchasedFaceAmount_lbl" xml:lang="en-US" id="id_8875721_1649138_12_1">Principal amount repurchased</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentRepurchasedFaceAmount" xlink:to="us-gaap_DebtInstrumentRepurchasedFaceAmount_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_DebtInstrumentRepurchaseOfEquityComponent" xlink:label="exr_DebtInstrumentRepurchaseOfEquityComponent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_DebtInstrumentRepurchaseOfEquityComponent_lbl" xml:lang="en-US" id="id_8875721_1993355_3_1">Debt instrument, repurchase of equity component.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_DebtInstrumentRepurchaseOfEquityComponent_lbl" xml:lang="en-US" id="id_8875721_1993355_1_1">Debt Instrument, Repurchase of Equity Component</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_DebtInstrumentRepurchaseOfEquityComponent_lbl" xml:lang="en-US" id="id_8875721_1993355_2_1">Reacquisition of equity component</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_DebtInstrumentRepurchaseOfEquityComponent" xlink:to="exr_DebtInstrumentRepurchaseOfEquityComponent_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentsAbstract" xlink:label="us-gaap_DebtInstrumentsAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentsAbstract_lbl" xml:lang="en-US" id="id_8875721_1635518_1_1">Debt Instruments [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtInstrumentsAbstract_lbl" xml:lang="en-US" id="id_8875721_1635518_2_1">Debt Instruments [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentsAbstract" xlink:to="us-gaap_DebtInstrumentsAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentTable" xlink:label="us-gaap_DebtInstrumentTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentTable_lbl" xml:lang="en-US" id="id_8875721_1634296_1_1">Schedule of Long-term Debt Instruments [Table]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtInstrumentTable_lbl" xml:lang="en-US" id="id_8875721_1634296_2_1">Schedule of Long-term Debt Instruments [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentTable" xlink:to="us-gaap_DebtInstrumentTable_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentTerm" xlink:label="us-gaap_DebtInstrumentTerm"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentTerm_lbl" xml:lang="en-US" id="id_8875721_1635902_1_1">Debt Instrument, Term</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtInstrumentTerm_lbl" xml:lang="en-US" id="id_8875721_1635902_2_1">Amortization period</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentTerm" xlink:to="us-gaap_DebtInstrumentTerm_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentUnamortizedDiscount" xlink:label="us-gaap_DebtInstrumentUnamortizedDiscount"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentUnamortizedDiscount_lbl" xml:lang="en-US" id="id_8875721_1649754_1_1">Debt Instrument, Unamortized Discount</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtInstrumentUnamortizedDiscount_lbl" xml:lang="en-US" id="id_8875721_1649754_2_1">Unamortized cash discount</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_DebtInstrumentUnamortizedDiscount_lbl" xml:lang="en-US" id="id_8875721_1649754_14_1">Discount on exchangeable senior notes</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:label="us-gaap_DebtInstrumentUnamortizedDiscount_lbl" xml:lang="en-US" id="id_8875721_1649754_18_1">Unamortized cash discount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentUnamortizedDiscount" xlink:to="us-gaap_DebtInstrumentUnamortizedDiscount_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_DebtInstrumentUnamortizedDiscountOfEquityComponent" xlink:label="exr_DebtInstrumentUnamortizedDiscountOfEquityComponent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_DebtInstrumentUnamortizedDiscountOfEquityComponent_lbl" xml:lang="en-US" id="id_8875721_1686520_3_1">Represents the amount of debt discount related to equity component that was originally recognized at the issuance of the instrument that has yet to be amortized.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_DebtInstrumentUnamortizedDiscountOfEquityComponent_lbl" xml:lang="en-US" id="id_8875721_1686520_1_1">Debt Instrument Unamortized Discount Of Equity Component</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="exr_DebtInstrumentUnamortizedDiscountOfEquityComponent_lbl" xml:lang="en-US" id="id_8875721_1686520_14_1">Unamortized discount - equity components</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_DebtInstrumentUnamortizedDiscountOfEquityComponent" xlink:to="exr_DebtInstrumentUnamortizedDiscountOfEquityComponent_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtInstrumentUnamortizedPremium" xlink:label="us-gaap_DebtInstrumentUnamortizedPremium"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtInstrumentUnamortizedPremium_lbl" xml:lang="en-US" id="id_8875721_1645011_1_1">Debt Instrument, Unamortized Premium</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtInstrumentUnamortizedPremium_lbl" xml:lang="en-US" id="id_8875721_1645011_2_1">Plus: Premium on notes payable</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtInstrumentUnamortizedPremium" xlink:to="us-gaap_DebtInstrumentUnamortizedPremium_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_DebtIssuanceCostAmortizationPeriod" xlink:label="exr_DebtIssuanceCostAmortizationPeriod"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_DebtIssuanceCostAmortizationPeriod_lbl" xml:lang="en-US" id="id_8875721_1724978_3_1">Debt Issuance Cost Amortization Period</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_DebtIssuanceCostAmortizationPeriod_lbl" xml:lang="en-US" id="id_8875721_1724978_1_1">Debt Issuance Cost Amortization Period</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_DebtIssuanceCostAmortizationPeriod_lbl" xml:lang="en-US" id="id_8875721_1724978_2_1">Amortization period</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_DebtIssuanceCostAmortizationPeriod" xlink:to="exr_DebtIssuanceCostAmortizationPeriod_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DebtIssuanceCosts" xlink:label="us-gaap_DebtIssuanceCosts"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DebtIssuanceCosts_lbl" xml:lang="en-US" id="id_8875721_1650036_1_1">Debt Issuance Cost</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DebtIssuanceCosts_lbl" xml:lang="en-US" id="id_8875721_1650036_2_1">Issuance cost</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_DebtIssuanceCosts_lbl" xml:lang="en-US" id="id_8875721_1650036_14_1">Related debt issuance costs</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DebtIssuanceCosts" xlink:to="us-gaap_DebtIssuanceCosts_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_DedhamAlliedDrMember" xlink:label="exr_DedhamAlliedDrMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_DedhamAlliedDrMember_lbl" xml:lang="en-US" id="id_8875721_1812553_3_1">Dedham Allied Dr [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_DedhamAlliedDrMember_lbl" xml:lang="en-US" id="id_8875721_1812553_1_1">Dedham Allied Dr [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_DedhamAlliedDrMember_lbl" xml:lang="en-US" id="id_8875721_1812553_2_1">Dedham / Allied Dr [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_DedhamAlliedDrMember" xlink:to="exr_DedhamAlliedDrMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_DedhamMiltonStMember" xlink:label="exr_DedhamMiltonStMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_DedhamMiltonStMember_lbl" xml:lang="en-US" id="id_8875721_1855060_3_1">Dedham Milton St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_DedhamMiltonStMember_lbl" xml:lang="en-US" id="id_8875721_1855060_1_1">Dedham Milton St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_DedhamMiltonStMember_lbl" xml:lang="en-US" id="id_8875721_1855060_2_1">Dedham / Milton St [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_DedhamMiltonStMember" xlink:to="exr_DedhamMiltonStMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_DedhamProvidenceHighwayMember" xlink:label="exr_DedhamProvidenceHighwayMember"/>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DeferredFederalIncomeTaxExpenseBenefit" xlink:label="us-gaap_DeferredFederalIncomeTaxExpenseBenefit"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredFederalIncomeTaxExpenseBenefit_lbl" xml:lang="en-US" id="id_8875721_1648516_1_1">Deferred Federal Income Tax Expense (Benefit)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DeferredFederalIncomeTaxExpenseBenefit_lbl" xml:lang="en-US" id="id_8875721_1648516_2_1">Change in deferred benefit, Federal</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredFederalIncomeTaxExpenseBenefit" xlink:to="us-gaap_DeferredFederalIncomeTaxExpenseBenefit_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DeferredFinanceCostsNet" xlink:label="us-gaap_DeferredFinanceCostsNet"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredFinanceCostsNet_lbl" xml:lang="en-US" id="id_8875721_1648892_1_1">Deferred Finance Costs, Net</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DeferredFinanceCostsNet_lbl" xml:lang="en-US" id="id_8875721_1648892_2_1">Deferred financing costs, net-lines of Credit</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredFinanceCostsNet" xlink:to="us-gaap_DeferredFinanceCostsNet_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DeferredIncomeTaxExpenseBenefit" xlink:label="us-gaap_DeferredIncomeTaxExpenseBenefit"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredIncomeTaxExpenseBenefit_lbl" xml:lang="en-US" id="id_8875721_1649535_1_1">Deferred Income Tax Expense (Benefit)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DeferredIncomeTaxExpenseBenefit_lbl" xml:lang="en-US" id="id_8875721_1649535_2_1">Change in deferred benefit, Total</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredIncomeTaxExpenseBenefit" xlink:to="us-gaap_DeferredIncomeTaxExpenseBenefit_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DeferredIncomeTaxLiabilities" xlink:label="us-gaap_DeferredIncomeTaxLiabilities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredIncomeTaxLiabilities_lbl" xml:lang="en-US" id="id_8875721_1647164_1_1">Deferred Tax Liabilities, Gross</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel" xlink:label="us-gaap_DeferredIncomeTaxLiabilities_lbl" xml:lang="en-US" id="id_8875721_1647164_19_1">Total Deferred Tax Liabilities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredIncomeTaxLiabilities" xlink:to="us-gaap_DeferredIncomeTaxLiabilities_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DeferredRevenueLeasesNet" xlink:label="us-gaap_DeferredRevenueLeasesNet"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredRevenueLeasesNet_lbl" xml:lang="en-US" id="id_8875721_1646731_1_1">Deferred Revenue, Leases, Net</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DeferredRevenueLeasesNet_lbl" xml:lang="en-US" id="id_8875721_1646731_2_1">Deferred rental income</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredRevenueLeasesNet" xlink:to="us-gaap_DeferredRevenueLeasesNet_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit" xlink:label="us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit_lbl" xml:lang="en-US" id="id_8875721_1648520_1_1">Deferred State and Local Income Tax Expense (Benefit)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit_lbl" xml:lang="en-US" id="id_8875721_1648520_2_1">Change in deferred benefit, State</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit" xlink:to="us-gaap_DeferredStateAndLocalIncomeTaxExpenseBenefit_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DeferredTaxAssetsGross" xlink:label="us-gaap_DeferredTaxAssetsGross"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredTaxAssetsGross_lbl" xml:lang="en-US" id="id_8875721_1648382_1_1">Deferred Tax Assets, Gross</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_DeferredTaxAssetsGross_lbl" xml:lang="en-US" id="id_8875721_1648382_6_1">Total Deferred Tax Assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsGross" xlink:to="us-gaap_DeferredTaxAssetsGross_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DeferredTaxAssetsInvestmentInSubsidiaries" xlink:label="us-gaap_DeferredTaxAssetsInvestmentInSubsidiaries"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredTaxAssetsInvestmentInSubsidiaries_lbl" xml:lang="en-US" id="id_8875721_1648151_1_1">Deferred Tax Assets, Investment in Subsidiaries</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DeferredTaxAssetsInvestmentInSubsidiaries_lbl" xml:lang="en-US" id="id_8875721_1648151_2_1">SmartStop TRS</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsInvestmentInSubsidiaries" xlink:to="us-gaap_DeferredTaxAssetsInvestmentInSubsidiaries_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DeferredTaxAssetsOther" xlink:label="us-gaap_DeferredTaxAssetsOther"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredTaxAssetsOther_lbl" xml:lang="en-US" id="id_8875721_1650522_1_1">Deferred Tax Assets, Other</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DeferredTaxAssetsOther_lbl" xml:lang="en-US" id="id_8875721_1650522_2_1">Other</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsOther" xlink:to="us-gaap_DeferredTaxAssetsOther_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DeferredTaxAssetsStateTaxes" xlink:label="us-gaap_DeferredTaxAssetsStateTaxes"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredTaxAssetsStateTaxes_lbl" xml:lang="en-US" id="id_8875721_1650274_1_1">Deferred Tax Assets, State Taxes</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DeferredTaxAssetsStateTaxes_lbl" xml:lang="en-US" id="id_8875721_1650274_2_1">State Deferred Taxes</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsStateTaxes" xlink:to="us-gaap_DeferredTaxAssetsStateTaxes_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DeferredTaxAssetsTaxCreditCarryforwards" xlink:label="us-gaap_DeferredTaxAssetsTaxCreditCarryforwards"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredTaxAssetsTaxCreditCarryforwards_lbl" xml:lang="en-US" id="id_8875721_1651677_1_1">Deferred Tax Assets, Tax Credit Carryforwards</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DeferredTaxAssetsTaxCreditCarryforwards_lbl" xml:lang="en-US" id="id_8875721_1651677_2_1">Solar Credit</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsTaxCreditCarryforwards" xlink:to="us-gaap_DeferredTaxAssetsTaxCreditCarryforwards_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_DeferredTaxAssetsTaxDeferredCaptiveInsuranceSubsidiary" xlink:label="exr_DeferredTaxAssetsTaxDeferredCaptiveInsuranceSubsidiary"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_DeferredTaxAssetsTaxDeferredCaptiveInsuranceSubsidiary_lbl" xml:lang="en-US" id="id_8875721_1737960_3_1">The tax effect as of the balance sheet date of the amount of the estimated future tax deductions arising from captive insurance subsidiary, which can only be deducted for tax purposes when actual losses are incurred, and which can only be realized if sufficient tax-basis income is generated in future periods to enable the deduction to be taken.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_DeferredTaxAssetsTaxDeferredCaptiveInsuranceSubsidiary_lbl" xml:lang="en-US" id="id_8875721_1737960_1_1">Deferred Tax Assets Tax Deferred Captive Insurance Subsidiary</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_DeferredTaxAssetsTaxDeferredCaptiveInsuranceSubsidiary_lbl" xml:lang="en-US" id="id_8875721_1737960_2_1">Capitive Insurance Subsidiary</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost" xlink:label="us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost_lbl" xml:lang="en-US" id="id_8875721_1648766_1_1">Deferred Tax Assets, Tax Deferred Expense, Compensation and Benefits, Share-based Compensation Cost</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost_lbl" xml:lang="en-US" id="id_8875721_1648766_2_1">Stock compensation</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost" xlink:to="us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsShareBasedCompensationCost_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities" xlink:label="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities_lbl" xml:lang="en-US" id="id_8875721_1648015_1_1">Deferred Tax Assets, Tax Deferred Expense, Reserves and Accruals, Accrued Liabilities</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities_lbl" xml:lang="en-US" id="id_8875721_1648015_2_1">Accrued liabilities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities" xlink:to="us-gaap_DeferredTaxAssetsTaxDeferredExpenseReservesAndAccrualsAccruedLiabilities_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DeferredTaxAssetsValuationAllowance" xlink:label="us-gaap_DeferredTaxAssetsValuationAllowance"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredTaxAssetsValuationAllowance_lbl" xml:lang="en-US" id="id_8875721_1647498_1_1">Deferred Tax Assets, Valuation Allowance</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_DeferredTaxAssetsValuationAllowance_lbl" xml:lang="en-US" id="id_8875721_1647498_14_1">Valuation Allowance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxAssetsValuationAllowance" xlink:to="us-gaap_DeferredTaxAssetsValuationAllowance_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DeferredTaxLiabilities" xlink:label="us-gaap_DeferredTaxLiabilities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredTaxLiabilities_lbl" xml:lang="en-US" id="id_8875721_1644576_1_1">Deferred Tax Liabilities, Net</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DeferredTaxLiabilities_lbl" xml:lang="en-US" id="id_8875721_1644576_2_1">Deferred tax liability</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedTotalLabel" xlink:label="us-gaap_DeferredTaxLiabilities_lbl" xml:lang="en-US" id="id_8875721_1644576_19_1">Net deferred income tax liabilities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxLiabilities" xlink:to="us-gaap_DeferredTaxLiabilities_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DeferredTaxLiabilitiesOther" xlink:label="us-gaap_DeferredTaxLiabilitiesOther"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredTaxLiabilitiesOther_lbl" xml:lang="en-US" id="id_8875721_1647165_1_1">Deferred Tax Liabilities, Other</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_DeferredTaxLiabilitiesOther_lbl" xml:lang="en-US" id="id_8875721_1647165_14_1">Other</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxLiabilitiesOther" xlink:to="us-gaap_DeferredTaxLiabilitiesOther_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment" xlink:label="us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment_lbl" xml:lang="en-US" id="id_8875721_1647502_1_1">Deferred Tax Liabilities, Property, Plant and Equipment</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment_lbl" xml:lang="en-US" id="id_8875721_1647502_14_1">Fixed Assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment" xlink:to="us-gaap_DeferredTaxLiabilitiesPropertyPlantAndEquipment_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_DeferredTaxLiabilitiesStateTaxes" xlink:label="exr_DeferredTaxLiabilitiesStateTaxes"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_DeferredTaxLiabilitiesStateTaxes_lbl" xml:lang="en-US" id="id_8875721_1744118_1_1">Deferred Tax Liabilities State Taxes</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DefinedContributionPensionAndOtherPostretirementPlansDisclosureAbstract_lbl" xml:lang="en-US" id="id_8875721_1638337_1_1">Defined Contribution Pension and Other Postretirement Plans Disclosure [Abstract]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_DelandMember_lbl" xml:lang="en-US" id="id_8875721_1913455_3_1">Deland [Member]</label>
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    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_Denver96thAveMember" xlink:label="exr_Denver96thAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_Denver96thAveMember_lbl" xml:lang="en-US" id="id_8875721_1785408_3_1">Denver W Ninety Sixth Ave CO [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_Denver96thAveMember_lbl" xml:lang="en-US" id="id_8875721_1785408_1_1">Denver W 96th Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_Denver96thAveMember_lbl" xml:lang="en-US" id="id_8875721_1785408_2_1">Denver / W 96th Ave [Member]</label>
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    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_DenverEFortiethAveMember" xlink:label="exr_DenverEFortiethAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_DenverEFortiethAveMember_lbl" xml:lang="en-US" id="id_8875721_1874557_3_1">Denver E Fortieth Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_DenverEFortiethAveMember_lbl" xml:lang="en-US" id="id_8875721_1874557_1_1">Denver E Fortieth Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_DenverEFortiethAveMember_lbl" xml:lang="en-US" id="id_8875721_1874557_2_1">Denver / E 40th Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_DenverEFortiethAveMember" xlink:to="exr_DenverEFortiethAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_DenvilleMember" xlink:label="exr_DenvilleMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_DenvilleMember_lbl" xml:lang="en-US" id="id_8875721_1949881_3_1">Denville [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_DenvilleMember_lbl" xml:lang="en-US" id="id_8875721_1949881_1_1">Denville [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_DenvilleMember_lbl" xml:lang="en-US" id="id_8875721_1949881_2_1">Denville [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_DenvilleMember" xlink:to="exr_DenvilleMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DepreciationDepletionAndAmortization" xlink:label="us-gaap_DepreciationDepletionAndAmortization"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DepreciationDepletionAndAmortization_lbl" xml:lang="en-US" id="id_8875721_1651566_1_1">Depreciation, Depletion and Amortization</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DepreciationDepletionAndAmortization_lbl" xml:lang="en-US" id="id_8875721_1651566_2_1">Depreciation and amortization</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_DepreciationDepletionAndAmortization_lbl" xml:lang="en-US" id="id_8875721_1651566_12_1">Depreciation and amortization expense</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DepreciationDepletionAndAmortization" xlink:to="us-gaap_DepreciationDepletionAndAmortization_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeAssets" xlink:label="us-gaap_DerivativeAssets"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DerivativeAssets_lbl" xml:lang="en-US" id="id_8875721_1650415_1_1">Derivative Asset</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DerivativeAssets_lbl" xml:lang="en-US" id="id_8875721_1650415_2_1">Fair value of interest rate swaps</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeAssets" xlink:to="us-gaap_DerivativeAssets_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeContractTypeDomain" xlink:label="us-gaap_DerivativeContractTypeDomain"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DerivativeContractTypeDomain_lbl" xml:lang="en-US" id="id_8875721_1636730_1_1">Derivative Contract [Domain]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DerivativeContractTypeDomain_lbl" xml:lang="en-US" id="id_8875721_1636730_2_1">Derivative Contract [Domain]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeContractTypeDomain" xlink:to="us-gaap_DerivativeContractTypeDomain_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeFixedInterestRate" xlink:label="us-gaap_DerivativeFixedInterestRate"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DerivativeFixedInterestRate_lbl" xml:lang="en-US" id="id_8875721_1640280_1_1">Derivative, Fixed Interest Rate</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DerivativeFixedInterestRate_lbl" xml:lang="en-US" id="id_8875721_1640280_2_1">Interest rate swap, fixed rate of interest (as a percent)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeFixedInterestRate" xlink:to="us-gaap_DerivativeFixedInterestRate_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeHigherFixedInterestRateRange" xlink:label="us-gaap_DerivativeHigherFixedInterestRateRange"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DerivativeHigherFixedInterestRateRange_lbl" xml:lang="en-US" id="id_8875721_1637944_1_1">Derivative, Higher Fixed Interest Rate Range</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DerivativeHigherFixedInterestRateRange_lbl" xml:lang="en-US" id="id_8875721_1637944_2_1">Strike rate cash flow hedge swap agreements, high end of range (as a percent)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeHigherFixedInterestRateRange" xlink:to="us-gaap_DerivativeHigherFixedInterestRateRange_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeInceptionDates" xlink:label="us-gaap_DerivativeInceptionDates"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DerivativeInceptionDates_lbl" xml:lang="en-US" id="id_8875721_1641579_1_1">Derivative, Inception Date</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DerivativeInceptionDates_lbl" xml:lang="en-US" id="id_8875721_1641579_2_1">Effective dates</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeInceptionDates" xlink:to="us-gaap_DerivativeInceptionDates_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeInstrumentRiskAxis" xlink:label="us-gaap_DerivativeInstrumentRiskAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DerivativeInstrumentRiskAxis_lbl" xml:lang="en-US" id="id_8875721_1640282_1_1">Derivative Instrument [Axis]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DerivativeInstrumentRiskAxis_lbl" xml:lang="en-US" id="id_8875721_1640282_2_1">Derivative Instrument [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeInstrumentRiskAxis" xlink:to="us-gaap_DerivativeInstrumentRiskAxis_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract" xlink:label="us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_lbl" xml:lang="en-US" id="id_8875721_1633492_1_1">Derivative Instruments and Hedging Activities Disclosure [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_lbl" xml:lang="en-US" id="id_8875721_1633492_2_1">Derivatives [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract" xlink:to="us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock" xlink:label="us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock_lbl" xml:lang="en-US" id="id_8875721_1641565_1_1">Derivative Instruments and Hedging Activities Disclosure [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock_lbl" xml:lang="en-US" id="id_8875721_1641565_2_1">Derivatives</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock" xlink:to="us-gaap_DerivativeInstrumentsAndHedgingActivitiesDisclosureTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis" xlink:label="us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_lbl" xml:lang="en-US" id="id_8875721_1638758_1_1">Hedging Relationship [Axis]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_lbl" xml:lang="en-US" id="id_8875721_1638758_2_1">Hedging Relationship [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis" xlink:to="us-gaap_DerivativeInstrumentsGainLossByHedgingRelationshipAxis_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeLineItems" xlink:label="us-gaap_DerivativeLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DerivativeLineItems_lbl" xml:lang="en-US" id="id_8875721_1633109_1_1">Derivative [Line Items]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DerivativeLineItems_lbl" xml:lang="en-US" id="id_8875721_1633109_2_1">Derivative [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeLineItems" xlink:to="us-gaap_DerivativeLineItems_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeLowerFixedInterestRateRange" xlink:label="us-gaap_DerivativeLowerFixedInterestRateRange"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DerivativeLowerFixedInterestRateRange_lbl" xml:lang="en-US" id="id_8875721_1633904_1_1">Derivative, Lower Fixed Interest Rate Range</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DerivativeLowerFixedInterestRateRange_lbl" xml:lang="en-US" id="id_8875721_1633904_2_1">Strike rate cash flow hedge swap agreements, low end of range (as a percent)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeLowerFixedInterestRateRange" xlink:to="us-gaap_DerivativeLowerFixedInterestRateRange_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeMaturityDates" xlink:label="us-gaap_DerivativeMaturityDates"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DerivativeMaturityDates_lbl" xml:lang="en-US" id="id_8875721_1636732_1_1">Derivative, Maturity Date</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DerivativeMaturityDates_lbl" xml:lang="en-US" id="id_8875721_1636732_2_1">Maturity dates</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeMaturityDates" xlink:to="us-gaap_DerivativeMaturityDates_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/invest/2013/invest-2013-01-31.xsd#invest_DerivativeNotionalAmount" xlink:label="invest_DerivativeNotionalAmount"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="invest_DerivativeNotionalAmount_lbl" xml:lang="en-US" id="id_8875721_1636733_1_1">Derivative, Notional Amount</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="invest_DerivativeNotionalAmount_lbl" xml:lang="en-US" id="id_8875721_1636733_2_1">Combined notional amount</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="invest_DerivativeNotionalAmount_lbl" xml:lang="en-US" id="id_8875721_1636733_12_1">Notional Amounts</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="invest_DerivativeNotionalAmount" xlink:to="invest_DerivativeNotionalAmount_lbl"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DerivativeNumberOfInstrumentsHeld_lbl" xml:lang="en-US" id="id_8875721_1639895_1_1">Derivative, Number of Instruments Held</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DerivativeNumberOfInstrumentsHeld_lbl" xml:lang="en-US" id="id_8875721_1639895_2_1">Number of derivative financial instruments</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeNumberOfInstrumentsHeld" xlink:to="us-gaap_DerivativeNumberOfInstrumentsHeld_lbl"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DerivativesPolicyTextBlock_lbl" xml:lang="en-US" id="id_8875721_1635927_1_1">Derivatives, Policy [Policy Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DerivativesPolicyTextBlock_lbl" xml:lang="en-US" id="id_8875721_1635927_2_1">Derivative Instruments and Hedging Activities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativesPolicyTextBlock" xlink:to="us-gaap_DerivativesPolicyTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DerivativeTable" xlink:label="us-gaap_DerivativeTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DerivativeTable_lbl" xml:lang="en-US" id="id_8875721_1634314_1_1">Derivative [Table]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DerivativeTable_lbl" xml:lang="en-US" id="id_8875721_1634314_2_1">Derivative [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DerivativeTable" xlink:to="us-gaap_DerivativeTable_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_DesotoMember" xlink:label="exr_DesotoMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_DesotoMember_lbl" xml:lang="en-US" id="id_8875721_2016084_3_1">DeSoto [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_DesotoMember_lbl" xml:lang="en-US" id="id_8875721_2016084_1_1">DeSoto [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_DesotoMember_lbl" xml:lang="en-US" id="id_8875721_2016084_2_1">DeSoto [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_DesotoMember" xlink:to="exr_DesotoMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DevelopmentInProcess" xlink:label="us-gaap_DevelopmentInProcess"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DevelopmentInProcess_lbl" xml:lang="en-US" id="id_8875721_1648020_1_1">Development in Process</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DevelopmentInProcess_lbl" xml:lang="en-US" id="id_8875721_1648020_2_1">Real estate under development/redevelopment</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DevelopmentInProcess" xlink:to="us-gaap_DevelopmentInProcess_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DirectPremiumsEarned" xlink:label="us-gaap_DirectPremiumsEarned"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DirectPremiumsEarned_lbl" xml:lang="en-US" id="id_8875721_1647372_1_1">Direct Premiums Earned</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DirectPremiumsEarned_lbl" xml:lang="en-US" id="id_8875721_1647372_2_1">Tenant reinsurance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DirectPremiumsEarned" xlink:to="us-gaap_DirectPremiumsEarned_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xlink:label="us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_lbl" xml:lang="en-US" id="id_8875721_1640297_1_1">Disclosure of Compensation Related Costs, Share-based Payments [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_lbl" xml:lang="en-US" id="id_8875721_1640297_2_1">Disclosure of Compensation Related Costs, Share-based Payments [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract" xlink:to="us-gaap_DisclosureOfCompensationRelatedCostsSharebasedPaymentsAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock" xlink:label="us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_lbl" xml:lang="en-US" id="id_8875721_1642836_1_1">Disclosure of Compensation Related Costs, Share-based Payments [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_lbl" xml:lang="en-US" id="id_8875721_1642836_2_1">Stock-Based Compensation</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock" xlink:to="us-gaap_DisclosureOfCompensationRelatedCostsShareBasedPaymentsTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_DivestitureOfInterestInParcelOfUndevelopedLandHeldForSale" xlink:label="exr_DivestitureOfInterestInParcelOfUndevelopedLandHeldForSale"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_DivestitureOfInterestInParcelOfUndevelopedLandHeldForSale_lbl" xml:lang="en-US" id="id_8875721_1783611_3_1">Represents the percentage of ownership interest sold in a parcel of undeveloped land.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_DivestitureOfInterestInParcelOfUndevelopedLandHeldForSale_lbl" xml:lang="en-US" id="id_8875721_1783611_1_1">Divestiture Of Interest In Parcel Of Undeveloped Land Held For Sale</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_DivestitureOfInterestInParcelOfUndevelopedLandHeldForSale_lbl" xml:lang="en-US" id="id_8875721_1783611_2_1">Percentage of ownership interest sold in parcel of undeveloped land</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_DivestitureOfInterestInParcelOfUndevelopedLandHeldForSale" xlink:to="exr_DivestitureOfInterestInParcelOfUndevelopedLandHeldForSale_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DividendsCommonStock" xlink:label="us-gaap_DividendsCommonStock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DividendsCommonStock_lbl" xml:lang="en-US" id="id_8875721_1651810_1_1">Dividends, Common Stock</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_DividendsCommonStock_lbl" xml:lang="en-US" id="id_8875721_1651810_14_1">Dividends paid on common stock at $1.45, $1.81 and 2.24 per share for the years ended December 31, 2013, 2014 and 2015 respectively</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DividendsCommonStock" xlink:to="us-gaap_DividendsCommonStock_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_DocumentAndEntityInformationAbstract" xlink:label="exr_DocumentAndEntityInformationAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_DocumentAndEntityInformationAbstract_lbl" xml:lang="en-US" id="id_8875721_1666892_3_1">Document And Entity Information [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_DocumentAndEntityInformationAbstract_lbl" xml:lang="en-US" id="id_8875721_1666892_1_1">Document And Entity Information [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_DocumentAndEntityInformationAbstract_lbl" xml:lang="en-US" id="id_8875721_1666892_2_1">Document And Entity Information [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_DocumentAndEntityInformationAbstract" xlink:to="exr_DocumentAndEntityInformationAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_DocumentFiscalPeriodFocus" xlink:label="dei_DocumentFiscalPeriodFocus"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentFiscalPeriodFocus_lbl" xml:lang="en-US" id="id_8875721_1631516_1_1">Document Fiscal Period Focus</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="dei_DocumentFiscalPeriodFocus_lbl" xml:lang="en-US" id="id_8875721_1631516_2_1">Document Fiscal Period Focus</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentFiscalPeriodFocus" xlink:to="dei_DocumentFiscalPeriodFocus_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_DocumentFiscalYearFocus" xlink:label="dei_DocumentFiscalYearFocus"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentFiscalYearFocus_lbl" xml:lang="en-US" id="id_8875721_1633130_1_1">Document Fiscal Year Focus</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="dei_DocumentFiscalYearFocus_lbl" xml:lang="en-US" id="id_8875721_1633130_2_1">Document Fiscal Year Focus</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentFiscalYearFocus" xlink:to="dei_DocumentFiscalYearFocus_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_DocumentPeriodEndDate" xlink:label="dei_DocumentPeriodEndDate"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentPeriodEndDate_lbl" xml:lang="en-US" id="id_8875721_1642039_1_1">Document Period End Date</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="dei_DocumentPeriodEndDate_lbl" xml:lang="en-US" id="id_8875721_1642039_2_1">Document Period End Date</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentPeriodEndDate" xlink:to="dei_DocumentPeriodEndDate_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_DocumentType" xlink:label="dei_DocumentType"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_DocumentType_lbl" xml:lang="en-US" id="id_8875721_1634742_1_1">Document Type</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="dei_DocumentType_lbl" xml:lang="en-US" id="id_8875721_1634742_2_1">Document Type</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_DocumentType" xlink:to="dei_DocumentType_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_DouglasvilleMember" xlink:label="exr_DouglasvilleMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_DouglasvilleMember_lbl" xml:lang="en-US" id="id_8875721_1785552_3_1">Douglasville [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_DouglasvilleMember_lbl" xml:lang="en-US" id="id_8875721_1785552_1_1">Douglasville [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_DouglasvilleMember_lbl" xml:lang="en-US" id="id_8875721_1785552_2_1">Douglasville [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_DouglasvilleMember" xlink:to="exr_DouglasvilleMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_DoylestownMember" xlink:label="exr_DoylestownMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_DoylestownMember_lbl" xml:lang="en-US" id="id_8875721_1846605_3_1">Doylestown [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_DoylestownMember_lbl" xml:lang="en-US" id="id_8875721_1846605_1_1">Doylestown [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_DoylestownMember_lbl" xml:lang="en-US" id="id_8875721_1846605_2_1">Doylestown [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_DoylestownMember" xlink:to="exr_DoylestownMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DueFromRelatedParties" xlink:label="us-gaap_DueFromRelatedParties"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DueFromRelatedParties_lbl" xml:lang="en-US" id="id_8875721_1648165_1_1">Due from Related Parties</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DueFromRelatedParties_lbl" xml:lang="en-US" id="id_8875721_1648165_2_1">Due from related Parties</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_DueFromRelatedParties_lbl" xml:lang="en-US" id="id_8875721_1648165_12_1">Receivables from related parties and affiliated real estate joint ventures</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DueFromRelatedParties" xlink:to="us-gaap_DueFromRelatedParties_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_DueFromRelatedPartiesFairValueDisclosure" xlink:label="exr_DueFromRelatedPartiesFairValueDisclosure"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_DueFromRelatedPartiesFairValueDisclosure_lbl" xml:lang="en-US" id="id_8875721_1748713_3_1">Fair value of receivables to be collected from related parties where one party can exercise control or significant influence over another party; including affiliates, owners or officers and their immediate families, pension trusts, and so forth, at the financial statement date. which are usually due after one year (or one business cycle).</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_DueFromRelatedPartiesFairValueDisclosure_lbl" xml:lang="en-US" id="id_8875721_1748713_1_1">Due From Related Parties Fair Value Disclosure</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_DueFromRelatedPartiesFairValueDisclosure_lbl" xml:lang="en-US" id="id_8875721_1748713_2_1">Notes receivable from Preferred Operating Partnership unit holders</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_DueFromRelatedPartiesFairValueDisclosure" xlink:to="exr_DueFromRelatedPartiesFairValueDisclosure_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_DueFromRelatedPartiesNoncurrent" xlink:label="us-gaap_DueFromRelatedPartiesNoncurrent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_DueFromRelatedPartiesNoncurrent_lbl" xml:lang="en-US" id="id_8875721_1649420_1_1">Due from Related Parties, Noncurrent</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/positiveLabel" xlink:label="us-gaap_DueFromRelatedPartiesNoncurrent_lbl" xml:lang="en-US" id="id_8875721_1649420_32_1">Notes receivable from Preferred Operating Partnership unit holders</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_DueFromRelatedPartiesNoncurrent_lbl" xml:lang="en-US" id="id_8875721_1649420_2_1">Loan to holders of preferred OP units</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_DueFromRelatedPartiesNoncurrent_lbl" xml:lang="en-US" id="id_8875721_1649420_12_1">Note receivable from noncontrolling interest represented by Preferred Operating Partnership units</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_DueFromRelatedPartiesNoncurrent" xlink:to="us-gaap_DueFromRelatedPartiesNoncurrent_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_DuluthBerkeleyLakeRdMember" xlink:label="exr_DuluthBerkeleyLakeRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_DuluthBerkeleyLakeRdMember_lbl" xml:lang="en-US" id="id_8875721_2015772_3_1">Duluth Berkeley Lake Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_DuluthBerkeleyLakeRdMember_lbl" xml:lang="en-US" id="id_8875721_2015772_1_1">Duluth Berkeley Lake Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_DuluthBerkeleyLakeRdMember_lbl" xml:lang="en-US" id="id_8875721_2015772_2_1">Duluth Berkeley Lake Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_DuluthBerkeleyLakeRdMember" xlink:to="exr_DuluthBerkeleyLakeRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_DuluthBreckinridgeBlvdMember" xlink:label="exr_DuluthBreckinridgeBlvdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_DuluthBreckinridgeBlvdMember_lbl" xml:lang="en-US" id="id_8875721_2015773_3_1">Duluth Breckinridge Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_DuluthBreckinridgeBlvdMember_lbl" xml:lang="en-US" id="id_8875721_2015773_1_1">Duluth Breckinridge Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_DuluthBreckinridgeBlvdMember_lbl" xml:lang="en-US" id="id_8875721_2015773_2_1">Duluth Breckinridge Blvd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_DuluthBreckinridgeBlvdMember" xlink:to="exr_DuluthBreckinridgeBlvdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_DuluthPeachtreeIndustrialBlvdMember" xlink:label="exr_DuluthPeachtreeIndustrialBlvdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_DuluthPeachtreeIndustrialBlvdMember_lbl" xml:lang="en-US" id="id_8875721_2015775_3_1">Duluth Peachtree Industrial Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_DuluthPeachtreeIndustrialBlvdMember_lbl" xml:lang="en-US" id="id_8875721_2015775_1_1">Duluth Peachtree Industrial Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_DuluthPeachtreeIndustrialBlvdMember_lbl" xml:lang="en-US" id="id_8875721_2015775_2_1">Duluth Peachtree Industrial Blvd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_DuluthPeachtreeIndustrialBlvdMember" xlink:to="exr_DuluthPeachtreeIndustrialBlvdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_DumfriesMember" xlink:label="exr_DumfriesMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_DumfriesMember_lbl" xml:lang="en-US" id="id_8875721_1777445_3_1">Dumfries [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_DumfriesMember_lbl" xml:lang="en-US" id="id_8875721_1777445_1_1">Dumfries [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_DumfriesMember_lbl" xml:lang="en-US" id="id_8875721_1777445_2_1">Dumfries [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_DumfriesMember" xlink:to="exr_DumfriesMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_DuncanvilleEHwySixtySevenMember" xlink:label="exr_DuncanvilleEHwySixtySevenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_DuncanvilleEHwySixtySevenMember_lbl" xml:lang="en-US" id="id_8875721_2015655_3_1">Duncanville E Hwy Sixty Seven TX [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_DuncanvilleEHwySixtySevenMember_lbl" xml:lang="en-US" id="id_8875721_2015655_1_1">Duncanville E Hwy Sixty Seven [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_DuncanvilleEHwySixtySevenMember_lbl" xml:lang="en-US" id="id_8875721_2015655_2_1">Duncanville E Hwy 67 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_DuncanvilleEHwySixtySevenMember" xlink:to="exr_DuncanvilleEHwySixtySevenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_DuncanvilleEWheatlandRdMember" xlink:label="exr_DuncanvilleEWheatlandRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_DuncanvilleEWheatlandRdMember_lbl" xml:lang="en-US" id="id_8875721_2015653_3_1">Duncanville E Wheatland Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_DuncanvilleEWheatlandRdMember_lbl" xml:lang="en-US" id="id_8875721_2015653_1_1">Duncanville E Wheatland Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_DuncanvilleEWheatlandRdMember_lbl" xml:lang="en-US" id="id_8875721_2015653_2_1">Duncanville E Wheatland Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_DuncanvilleEWheatlandRdMember" xlink:to="exr_DuncanvilleEWheatlandRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EarningsPerShareAbstract" xlink:label="us-gaap_EarningsPerShareAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EarningsPerShareAbstract_lbl" xml:lang="en-US" id="id_8875721_1633917_1_1">Earnings Per Share [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_EarningsPerShareAbstract_lbl" xml:lang="en-US" id="id_8875721_1633917_2_1">Earnings Per Share [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EarningsPerShareAbstract" xlink:to="us-gaap_EarningsPerShareAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EarningsPerShareBasic" xlink:label="us-gaap_EarningsPerShareBasic"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EarningsPerShareBasic_lbl" xml:lang="en-US" id="id_8875721_1643649_1_1">Earnings Per Share, Basic</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_EarningsPerShareBasic_lbl" xml:lang="en-US" id="id_8875721_1643649_2_1">Basic</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_EarningsPerShareBasic_lbl" xml:lang="en-US" id="id_8875721_1643649_12_1">Earnings per common share-basic</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EarningsPerShareBasic" xlink:to="us-gaap_EarningsPerShareBasic_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EarningsPerShareBasicAndDilutedAbstract" xlink:label="us-gaap_EarningsPerShareBasicAndDilutedAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EarningsPerShareBasicAndDilutedAbstract_lbl" xml:lang="en-US" id="id_8875721_1641176_1_1">Earnings Per Share, Basic and Diluted [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_EarningsPerShareBasicAndDilutedAbstract_lbl" xml:lang="en-US" id="id_8875721_1641176_2_1">Earnings per common share</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EarningsPerShareBasicAndDilutedAbstract" xlink:to="us-gaap_EarningsPerShareBasicAndDilutedAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EarningsPerShareDiluted" xlink:label="us-gaap_EarningsPerShareDiluted"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EarningsPerShareDiluted_lbl" xml:lang="en-US" id="id_8875721_1631521_1_1">Earnings Per Share, Diluted</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_EarningsPerShareDiluted_lbl" xml:lang="en-US" id="id_8875721_1631521_2_1">Diluted</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_EarningsPerShareDiluted_lbl" xml:lang="en-US" id="id_8875721_1631521_12_1">Earnings per common share-diluted</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EarningsPerShareDiluted" xlink:to="us-gaap_EarningsPerShareDiluted_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EarningsPerSharePolicyTextBlock" xlink:label="us-gaap_EarningsPerSharePolicyTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EarningsPerSharePolicyTextBlock_lbl" xml:lang="en-US" id="id_8875721_1642845_1_1">Earnings Per Share, Policy [Policy Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_EarningsPerSharePolicyTextBlock_lbl" xml:lang="en-US" id="id_8875721_1642845_2_1">Earnings Per Common Share</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EarningsPerSharePolicyTextBlock" xlink:to="us-gaap_EarningsPerSharePolicyTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_EastMillcreekMember" xlink:label="exr_EastMillcreekMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_EastMillcreekMember_lbl" xml:lang="en-US" id="id_8875721_1784832_3_1">East Millcreek [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_EastMillcreekMember_lbl" xml:lang="en-US" id="id_8875721_1784832_1_1">East Millcreek [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_EastMillcreekMember_lbl" xml:lang="en-US" id="id_8875721_1784832_2_1">East Millcreek [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_EastMillcreekMember" xlink:to="exr_EastMillcreekMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_EastpointMember" xlink:label="exr_EastpointMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_EastpointMember_lbl" xml:lang="en-US" id="id_8875721_1931235_3_1">Eastpoint [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_EastpointMember_lbl" xml:lang="en-US" id="id_8875721_1931235_1_1">Eastpoint [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_EastpointMember_lbl" xml:lang="en-US" id="id_8875721_1931235_2_1">Eastpoint [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_EastpointMember" xlink:to="exr_EastpointMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_EastSomerville1208Member" xlink:label="exr_EastSomerville1208Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_EastSomerville1208Member_lbl" xml:lang="en-US" id="id_8875721_1783359_3_1">East Somerville 1208 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_EastSomerville1208Member_lbl" xml:lang="en-US" id="id_8875721_1783359_1_1">East Somerville 1208 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_EastSomerville1208Member_lbl" xml:lang="en-US" id="id_8875721_1783359_2_1">East Somerville [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_EastSomerville1208Member" xlink:to="exr_EastSomerville1208Member_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_EconomicRiskNumberOfComponents" xlink:label="exr_EconomicRiskNumberOfComponents"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_EconomicRiskNumberOfComponents_lbl" xml:lang="en-US" id="id_8875721_1778715_3_1">Represents the number of components of economic risk.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_EconomicRiskNumberOfComponents_lbl" xml:lang="en-US" id="id_8875721_1778715_1_1">Economic Risk Number Of Components</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_EconomicRiskNumberOfComponents_lbl" xml:lang="en-US" id="id_8875721_1778715_2_1">Number of components of economic risk</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_EconomicRiskNumberOfComponents" xlink:to="exr_EconomicRiskNumberOfComponents_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_EdgewoodPulaskiHwyOneMember" xlink:label="exr_EdgewoodPulaskiHwyOneMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_EdgewoodPulaskiHwyOneMember_lbl" xml:lang="en-US" id="id_8875721_2015827_3_1">Edgewood Pulaski Hwy One [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_EdgewoodPulaskiHwyOneMember_lbl" xml:lang="en-US" id="id_8875721_2015827_1_1">Edgewood Pulaski Hwy One [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_EdgewoodPulaskiHwyOneMember_lbl" xml:lang="en-US" id="id_8875721_2015827_2_1">Edgewood Pulaski Hwy 1 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_EdgewoodPulaskiHwyOneMember" xlink:to="exr_EdgewoodPulaskiHwyOneMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_EdgewoodPulaskiHwyTwoMember" xlink:label="exr_EdgewoodPulaskiHwyTwoMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_EdgewoodPulaskiHwyTwoMember_lbl" xml:lang="en-US" id="id_8875721_2015829_3_1">Edgewood Pulaski Hwy Two [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_EdgewoodPulaskiHwyTwoMember_lbl" xml:lang="en-US" id="id_8875721_2015829_1_1">Edgewood Pulaski Hwy Two [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_EdgewoodPulaskiHwyTwoMember_lbl" xml:lang="en-US" id="id_8875721_2015829_2_1">Edgewood Pulaski Hwy Two [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_EdgewoodPulaskiHwyTwoMember" xlink:to="exr_EdgewoodPulaskiHwyTwoMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_EdisonMember" xlink:label="exr_EdisonMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_EdisonMember_lbl" xml:lang="en-US" id="id_8875721_1825080_3_1">Edison [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_EdisonMember_lbl" xml:lang="en-US" id="id_8875721_1825080_1_1">Edison [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_EdisonMember_lbl" xml:lang="en-US" id="id_8875721_1825080_2_1">Edison [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_EdisonMember" xlink:to="exr_EdisonMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EffectiveIncomeTaxRateContinuingOperations" xlink:label="us-gaap_EffectiveIncomeTaxRateContinuingOperations"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EffectiveIncomeTaxRateContinuingOperations_lbl" xml:lang="en-US" id="id_8875721_1644010_1_1">Effective Income Tax Rate Reconciliation, Percent</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_EffectiveIncomeTaxRateContinuingOperations_lbl" xml:lang="en-US" id="id_8875721_1644010_6_1">Total provision (as a percent)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EffectiveIncomeTaxRateContinuingOperations" xlink:to="us-gaap_EffectiveIncomeTaxRateContinuingOperations_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_lbl" xml:lang="en-US" id="id_8875721_1636341_1_1">Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_lbl" xml:lang="en-US" id="id_8875721_1636341_2_1">Expected tax at statutory rate (as a percent)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate" xlink:to="us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance_lbl" xml:lang="en-US" id="id_8875721_1637967_1_1">Effective Income Tax Rate Reconciliation, Change in Deferred Tax Assets Valuation Allowance, Percent</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance_lbl" xml:lang="en-US" id="id_8875721_1637967_2_1">Change in valuation allowance (as a percent)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance" xlink:to="us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments_lbl" xml:lang="en-US" id="id_8875721_1635549_1_1">Effective Income Tax Rate Reconciliation, Other Adjustments, Percent</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments_lbl" xml:lang="en-US" id="id_8875721_1635549_2_1">Miscellaneous (as a percent)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments" xlink:to="us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes_lbl" xml:lang="en-US" id="id_8875721_1638361_1_1">Effective Income Tax Rate Reconciliation, State and Local Income Taxes, Percent</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes_lbl" xml:lang="en-US" id="id_8875721_1638361_2_1">State and local tax expense - net of federal benefit (as a percent)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes" xlink:to="us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_EffectiveIncomeTaxRateReconciliationTaxCreditsAdjustments" xlink:label="exr_EffectiveIncomeTaxRateReconciliationTaxCreditsAdjustments"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_EffectiveIncomeTaxRateReconciliationTaxCreditsAdjustments_lbl" xml:lang="en-US" id="id_8875721_2012959_3_1">Effective income tax rate reconciliation tax credits adjustments.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_EffectiveIncomeTaxRateReconciliationTaxCreditsAdjustments_lbl" xml:lang="en-US" id="id_8875721_2012959_1_1">Effective Income Tax Rate Reconciliation Tax Credits Adjustments</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_EffectiveIncomeTaxRateReconciliationTaxCreditsAdjustments_lbl" xml:lang="en-US" id="id_8875721_2012959_2_1">Tax credits/True-up (WOTC &amp; Solar) (as a percent)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_EffectiveIncomeTaxRateReconciliationTaxCreditsAdjustments" xlink:to="exr_EffectiveIncomeTaxRateReconciliationTaxCreditsAdjustments_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationTaxExemptIncome" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationTaxExemptIncome"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationTaxExemptIncome_lbl" xml:lang="en-US" id="id_8875721_1644013_1_1">Effective Income Tax Rate Reconciliation, Tax Exempt Income, Percent</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_EffectiveIncomeTaxRateReconciliationTaxExemptIncome_lbl" xml:lang="en-US" id="id_8875721_1644013_2_1">Non-taxable REIT income (as a percent)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EffectiveIncomeTaxRateReconciliationTaxExemptIncome" xlink:to="us-gaap_EffectiveIncomeTaxRateReconciliationTaxExemptIncome_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_EggHarborTownshipMember" xlink:label="exr_EggHarborTownshipMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_EggHarborTownshipMember_lbl" xml:lang="en-US" id="id_8875721_1711628_3_1">Egg Harbor Township [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_EggHarborTownshipMember_lbl" xml:lang="en-US" id="id_8875721_1711628_1_1">Egg Harbor Township [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_EggHarborTownshipMember_lbl" xml:lang="en-US" id="id_8875721_1711628_2_1">Egg Harbor Township [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_EggHarborTownshipMember" xlink:to="exr_EggHarborTownshipMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ElCajonMember" xlink:label="exr_ElCajonMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ElCajonMember_lbl" xml:lang="en-US" id="id_8875721_1865470_3_1">El Cajon [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ElCajonMember_lbl" xml:lang="en-US" id="id_8875721_1865470_1_1">El Cajon [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ElCajonMember_lbl" xml:lang="en-US" id="id_8875721_1865470_2_1">El Cajon [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ElCajonMember" xlink:to="exr_ElCajonMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ElkGrovePowerInnRdMember" xlink:label="exr_ElkGrovePowerInnRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ElkGrovePowerInnRdMember_lbl" xml:lang="en-US" id="id_8875721_1807956_3_1">Elk Grove / Power Inn Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ElkGrovePowerInnRdMember_lbl" xml:lang="en-US" id="id_8875721_1807956_1_1">Elk Grove / Power Inn Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ElkGrovePowerInnRdMember_lbl" xml:lang="en-US" id="id_8875721_1807956_2_1">Elk Grove / Power Inn Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ElkGrovePowerInnRdMember" xlink:to="exr_ElkGrovePowerInnRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ElkGroveStocktonBlvdMember" xlink:label="exr_ElkGroveStocktonBlvdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ElkGroveStocktonBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1929977_3_1">Elk Grove / Stockton Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ElkGroveStocktonBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1929977_1_1">Elk Grove / Stockton Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ElkGroveStocktonBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1929977_2_1">Elk Grove / Stockton Blvd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ElkGroveStocktonBlvdMember" xlink:to="exr_ElkGroveStocktonBlvdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_EllenwoodMember" xlink:label="exr_EllenwoodMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_EllenwoodMember_lbl" xml:lang="en-US" id="id_8875721_2012712_3_1">Ellenwood [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_EllenwoodMember_lbl" xml:lang="en-US" id="id_8875721_2012712_1_1">Ellenwood [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_EllenwoodMember_lbl" xml:lang="en-US" id="id_8875721_2012712_2_1">Ellenwood [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_EllenwoodMember" xlink:to="exr_EllenwoodMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ElPasoDesertBlvdMember" xlink:label="exr_ElPasoDesertBlvdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ElPasoDesertBlvdMember_lbl" xml:lang="en-US" id="id_8875721_2016088_3_1">El Paso / Desert Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ElPasoDesertBlvdMember_lbl" xml:lang="en-US" id="id_8875721_2016088_1_1">El Paso / Desert Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ElPasoDesertBlvdMember_lbl" xml:lang="en-US" id="id_8875721_2016088_2_1">El Paso / Desert Blvd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ElPasoDesertBlvdMember" xlink:to="exr_ElPasoDesertBlvdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ElPasoDyerStMember" xlink:label="exr_ElPasoDyerStMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ElPasoDyerStMember_lbl" xml:lang="en-US" id="id_8875721_2016089_3_1">El Paso / Dyer St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ElPasoDyerStMember_lbl" xml:lang="en-US" id="id_8875721_2016089_1_1">El Paso / Dyer St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ElPasoDyerStMember_lbl" xml:lang="en-US" id="id_8875721_2016089_2_1">El Paso / Dyer St [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ElPasoDyerStMember" xlink:to="exr_ElPasoDyerStMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ElPasoJoeBattleBlvdOneMember" xlink:label="exr_ElPasoJoeBattleBlvdOneMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ElPasoJoeBattleBlvdOneMember_lbl" xml:lang="en-US" id="id_8875721_2015648_3_1">El Paso Joe Battle Blvd One Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ElPasoJoeBattleBlvdOneMember_lbl" xml:lang="en-US" id="id_8875721_2015648_1_1">El Paso Joe Battle Blvd One Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ElPasoJoeBattleBlvdOneMember_lbl" xml:lang="en-US" id="id_8875721_2015648_2_1">El Paso Joe Battle Blvd One [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ElPasoJoeBattleBlvdOneMember" xlink:to="exr_ElPasoJoeBattleBlvdOneMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ElPasoJoeBattleBlvdTwoMember" xlink:label="exr_ElPasoJoeBattleBlvdTwoMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ElPasoJoeBattleBlvdTwoMember_lbl" xml:lang="en-US" id="id_8875721_2015644_3_1">El Paso Joe Battle Blvd Two [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ElPasoJoeBattleBlvdTwoMember_lbl" xml:lang="en-US" id="id_8875721_2015644_1_1">El Paso Joe Battle Blvd Two [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ElPasoJoeBattleBlvdTwoMember_lbl" xml:lang="en-US" id="id_8875721_2015644_2_1">El Paso Joe Battle Blvd Two [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ElPasoJoeBattleBlvdTwoMember" xlink:to="exr_ElPasoJoeBattleBlvdTwoMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ElPasoWoodrowBeanDrMember" xlink:label="exr_ElPasoWoodrowBeanDrMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ElPasoWoodrowBeanDrMember_lbl" xml:lang="en-US" id="id_8875721_2016080_3_1">El Paso Woodrow Bean Dr [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ElPasoWoodrowBeanDrMember_lbl" xml:lang="en-US" id="id_8875721_2016080_1_1">El Paso Woodrow Bean Dr [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ElPasoWoodrowBeanDrMember_lbl" xml:lang="en-US" id="id_8875721_2016080_2_1">El Paso / Woodrow Bean Dr [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ElPasoWoodrowBeanDrMember" xlink:to="exr_ElPasoWoodrowBeanDrMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ElSobranteMember" xlink:label="exr_ElSobranteMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ElSobranteMember_lbl" xml:lang="en-US" id="id_8875721_1799139_3_1">El Sobrante [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ElSobranteMember_lbl" xml:lang="en-US" id="id_8875721_1799139_1_1">El Sobrante [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ElSobranteMember_lbl" xml:lang="en-US" id="id_8875721_1799139_2_1">El Sobrante [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ElSobranteMember" xlink:to="exr_ElSobranteMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_EmeryvilleMember" xlink:label="exr_EmeryvilleMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_EmeryvilleMember_lbl" xml:lang="en-US" id="id_8875721_1957507_3_1">Emeryville [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_EmeryvilleMember_lbl" xml:lang="en-US" id="id_8875721_1957507_1_1">Emeryville [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_EmeryvilleMember_lbl" xml:lang="en-US" id="id_8875721_1957507_2_1">Emeryville [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_EmeryvilleMember" xlink:to="exr_EmeryvilleMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized" xlink:label="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_lbl" xml:lang="en-US" id="id_8875721_1648664_1_1">Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_lbl" xml:lang="en-US" id="id_8875721_1648664_2_1">Unrecognized compensation expense</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized" xlink:to="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognized_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1" xlink:label="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_lbl" xml:lang="en-US" id="id_8875721_1644016_1_1">Employee Service Share-based Compensation, Nonvested Awards, Compensation Cost Not yet Recognized, Period for Recognition</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_lbl" xml:lang="en-US" id="id_8875721_1644016_2_1">Weighted-average period for recognition of unrecognized compensation expense</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1" xlink:to="us-gaap_EmployeeServiceShareBasedCompensationNonvestedAwardsTotalCompensationCostNotYetRecognizedPeriodForRecognition1_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EmployeeStockOptionMember" xlink:label="us-gaap_EmployeeStockOptionMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EmployeeStockOptionMember_lbl" xml:lang="en-US" id="id_8875721_1633925_1_1">Employee Stock Option [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_EmployeeStockOptionMember_lbl" xml:lang="en-US" id="id_8875721_1633925_2_1">Stock Options [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EmployeeStockOptionMember" xlink:to="us-gaap_EmployeeStockOptionMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityCentralIndexKey" xlink:label="dei_EntityCentralIndexKey"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityCentralIndexKey_lbl" xml:lang="en-US" id="id_8875721_1634753_1_1">Entity Central Index Key</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="dei_EntityCentralIndexKey_lbl" xml:lang="en-US" id="id_8875721_1634753_2_1">Entity Central Index Key</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityCentralIndexKey" xlink:to="dei_EntityCentralIndexKey_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityCommonStockSharesOutstanding" xlink:label="dei_EntityCommonStockSharesOutstanding"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityCommonStockSharesOutstanding_lbl" xml:lang="en-US" id="id_8875721_1635556_1_1">Entity Common Stock, Shares Outstanding</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="dei_EntityCommonStockSharesOutstanding_lbl" xml:lang="en-US" id="id_8875721_1635556_2_1">Entity Common Stock, Shares Outstanding</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityCommonStockSharesOutstanding" xlink:to="dei_EntityCommonStockSharesOutstanding_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityCurrentReportingStatus" xlink:label="dei_EntityCurrentReportingStatus"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityCurrentReportingStatus_lbl" xml:lang="en-US" id="id_8875721_1638773_1_1">Entity Current Reporting Status</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="dei_EntityCurrentReportingStatus_lbl" xml:lang="en-US" id="id_8875721_1638773_2_1">Entity Current Reporting Status</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityCurrentReportingStatus" xlink:to="dei_EntityCurrentReportingStatus_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityDomain" xlink:label="dei_EntityDomain"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_EntityDomain_lbl" xml:lang="en-US" id="id_8875721_1640311_1_1">Entity [Domain]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="dei_EntityDomain_lbl" xml:lang="en-US" id="id_8875721_1640311_2_1">Entity [Domain]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_EntityDomain" xlink:to="dei_EntityDomain_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_EntityFilerCategory" xlink:label="dei_EntityFilerCategory"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_EquityMethodInvestmentSummarizedFinancialInformationEquity_lbl" xml:lang="en-US" id="id_8875721_1647254_2_1">Members' equity</label>
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    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_EquityMethodInvestmentSummarizedFinancialInformationGainLossOnDispositionOfAssets" xlink:label="exr_EquityMethodInvestmentSummarizedFinancialInformationGainLossOnDispositionOfAssets"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_EquityMethodInvestmentSummarizedFinancialInformationGainLossOnDispositionOfAssets_lbl" xml:lang="en-US" id="id_8875721_1807084_3_1">The amount of gain (loss) on sale or disposal of property, plant and equipment assets reported by an equity method investment of the entity.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_EquityMethodInvestmentSummarizedFinancialInformationGainLossOnDispositionOfAssets_lbl" xml:lang="en-US" id="id_8875721_1807084_1_1">Equity Method Investment Summarized Financial Information Gain Loss On Disposition Of Assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_EquityMethodInvestmentSummarizedFinancialInformationGainLossOnDispositionOfAssets_lbl" xml:lang="en-US" id="id_8875721_1807084_2_1">Gain on sale of real estate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_EquityMethodInvestmentSummarizedFinancialInformationGainLossOnDispositionOfAssets" xlink:to="exr_EquityMethodInvestmentSummarizedFinancialInformationGainLossOnDispositionOfAssets_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EquityMethodInvestmentSummarizedFinancialInformationIncomeStatementAbstract" xlink:label="us-gaap_EquityMethodInvestmentSummarizedFinancialInformationIncomeStatementAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EquityMethodInvestmentSummarizedFinancialInformationIncomeStatementAbstract_lbl" xml:lang="en-US" id="id_8875721_1639163_1_1">Equity Method Investment, Summarized Financial Information, Income Statement [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_EquityMethodInvestmentSummarizedFinancialInformationIncomeStatementAbstract_lbl" xml:lang="en-US" id="id_8875721_1639163_2_1">Statements of Income:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EquityMethodInvestmentSummarizedFinancialInformationIncomeStatementAbstract" xlink:to="us-gaap_EquityMethodInvestmentSummarizedFinancialInformationIncomeStatementAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EquityMethodInvestmentSummarizedFinancialInformationLiabilitiesAndEquity" xlink:label="us-gaap_EquityMethodInvestmentSummarizedFinancialInformationLiabilitiesAndEquity"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EquityMethodInvestmentSummarizedFinancialInformationLiabilitiesAndEquity_lbl" xml:lang="en-US" id="id_8875721_1645105_1_1">Equity Method Investment, Summarized Financial Information, Liabilities and Equity</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_EquityMethodInvestmentSummarizedFinancialInformationLiabilitiesAndEquity_lbl" xml:lang="en-US" id="id_8875721_1645105_6_1">Total</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EquityMethodInvestmentSummarizedFinancialInformationLiabilitiesAndEquity" xlink:to="us-gaap_EquityMethodInvestmentSummarizedFinancialInformationLiabilitiesAndEquity_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EquityMethodInvestmentSummarizedFinancialInformationLiabilitiesAndEquityAbstract" xlink:label="us-gaap_EquityMethodInvestmentSummarizedFinancialInformationLiabilitiesAndEquityAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EquityMethodInvestmentSummarizedFinancialInformationLiabilitiesAndEquityAbstract_lbl" xml:lang="en-US" id="id_8875721_1634339_1_1">Equity Method Investment, Summarized Financial Information, Liabilities and Equity [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_EquityMethodInvestmentSummarizedFinancialInformationLiabilitiesAndEquityAbstract_lbl" xml:lang="en-US" id="id_8875721_1634339_2_1">Liabilities and members' equity:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EquityMethodInvestmentSummarizedFinancialInformationLiabilitiesAndEquityAbstract" xlink:to="us-gaap_EquityMethodInvestmentSummarizedFinancialInformationLiabilitiesAndEquityAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EquityMethodInvestmentSummarizedFinancialInformationNetIncomeLoss" xlink:label="us-gaap_EquityMethodInvestmentSummarizedFinancialInformationNetIncomeLoss"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EquityMethodInvestmentSummarizedFinancialInformationNetIncomeLoss_lbl" xml:lang="en-US" id="id_8875721_1646498_1_1">Equity Method Investment, Summarized Financial Information, Net Income (Loss)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_EquityMethodInvestmentSummarizedFinancialInformationNetIncomeLoss_lbl" xml:lang="en-US" id="id_8875721_1646498_6_1">Net income</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EquityMethodInvestmentSummarizedFinancialInformationNetIncomeLoss" xlink:to="us-gaap_EquityMethodInvestmentSummarizedFinancialInformationNetIncomeLoss_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_EquityMethodInvestmentSummarizedFinancialInformationOtherAssets" xlink:label="exr_EquityMethodInvestmentSummarizedFinancialInformationOtherAssets"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_EquityMethodInvestmentSummarizedFinancialInformationOtherAssets_lbl" xml:lang="en-US" id="id_8875721_1723909_3_1">The aggregate carrying amounts, as of the balance sheet date, of assets not separately disclosed in the balance sheet, reported by an equity method investment of the entity.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_EquityMethodInvestmentSummarizedFinancialInformationOtherAssets_lbl" xml:lang="en-US" id="id_8875721_1723909_1_1">Equity Method Investment Summarized Financial Information Other Assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_EquityMethodInvestmentSummarizedFinancialInformationOtherAssets_lbl" xml:lang="en-US" id="id_8875721_1723909_2_1">Other</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_EquityMethodInvestmentSummarizedFinancialInformationOtherAssets" xlink:to="exr_EquityMethodInvestmentSummarizedFinancialInformationOtherAssets_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_EquityMethodInvestmentSummarizedFinancialInformationOtherLiabilities" xlink:label="exr_EquityMethodInvestmentSummarizedFinancialInformationOtherLiabilities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_EquityMethodInvestmentSummarizedFinancialInformationOtherLiabilities_lbl" xml:lang="en-US" id="id_8875721_1824748_3_1">The aggregate carrying amount, as of the balance sheet date, of liabilities not separately disclosed in the balance sheet, reported by an equity method investment of the entity.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_EquityMethodInvestmentSummarizedFinancialInformationOtherLiabilities_lbl" xml:lang="en-US" id="id_8875721_1824748_1_1">Equity Method Investment Summarized Financial Information Other Liabilities</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_EquityMethodInvestmentSummarizedFinancialInformationOtherLiabilities_lbl" xml:lang="en-US" id="id_8875721_1824748_2_1">Other liabilities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_EquityMethodInvestmentSummarizedFinancialInformationOtherLiabilities" xlink:to="exr_EquityMethodInvestmentSummarizedFinancialInformationOtherLiabilities_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_EquityMethodInvestmentSummarizedFinancialInformationRealEstateInvestmentPropertyNet" xlink:label="exr_EquityMethodInvestmentSummarizedFinancialInformationRealEstateInvestmentPropertyNet"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_EquityMethodInvestmentSummarizedFinancialInformationRealEstateInvestmentPropertyNet_lbl" xml:lang="en-US" id="id_8875721_1807818_3_1">The carrying amount of real estate, net of accumulated depreciation and valuation reserves, if any, reported by unconsolidated subsidiaries (an equity method investment) of the reporting entity.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_EquityMethodInvestmentSummarizedFinancialInformationRealEstateInvestmentPropertyNet_lbl" xml:lang="en-US" id="id_8875721_1807818_1_1">Equity Method Investment Summarized Financial Information Real Estate Investment Property Net</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_EquityMethodInvestmentSummarizedFinancialInformationRealEstateInvestmentPropertyNet_lbl" xml:lang="en-US" id="id_8875721_1807818_2_1">Net real estate assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_EquityMethodInvestmentSummarizedFinancialInformationRealEstateInvestmentPropertyNet" xlink:to="exr_EquityMethodInvestmentSummarizedFinancialInformationRealEstateInvestmentPropertyNet_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EquityMethodInvestmentSummarizedFinancialInformationRevenue" xlink:label="us-gaap_EquityMethodInvestmentSummarizedFinancialInformationRevenue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EquityMethodInvestmentSummarizedFinancialInformationRevenue_lbl" xml:lang="en-US" id="id_8875721_1644998_1_1">Equity Method Investment, Summarized Financial Information, Revenue</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_EquityMethodInvestmentSummarizedFinancialInformationRevenue_lbl" xml:lang="en-US" id="id_8875721_1644998_2_1">Rents and other income</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EquityMethodInvestmentSummarizedFinancialInformationRevenue" xlink:to="us-gaap_EquityMethodInvestmentSummarizedFinancialInformationRevenue_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_EquityMethodInvestmentSummarizedFinancialInformationSecuredDebt" xlink:label="exr_EquityMethodInvestmentSummarizedFinancialInformationSecuredDebt"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_EquityMethodInvestmentSummarizedFinancialInformationSecuredDebt_lbl" xml:lang="en-US" id="id_8875721_1731370_3_1">Carrying value as of the balance sheet date , including the current and noncurrent portions, of collateralized debt obligations (with maturities initially due after one year or beyond the operating cycle, if longer) reported by an equity method investment of the entity.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_EquityMethodInvestmentSummarizedFinancialInformationSecuredDebt_lbl" xml:lang="en-US" id="id_8875721_1731370_1_1">Equity Method Investment Summarized Financial Information Secured Debt</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_EquityMethodInvestmentSummarizedFinancialInformationSecuredDebt_lbl" xml:lang="en-US" id="id_8875721_1731370_2_1">Notes payable</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_EquityMethodInvestmentSummarizedFinancialInformationSecuredDebt" xlink:to="exr_EquityMethodInvestmentSummarizedFinancialInformationSecuredDebt_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ErlangerMember" xlink:label="exr_ErlangerMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ErlangerMember_lbl" xml:lang="en-US" id="id_8875721_2012724_3_1">Erlanger [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ErlangerMember_lbl" xml:lang="en-US" id="id_8875721_2012724_1_1">Erlanger [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ErlangerMember_lbl" xml:lang="en-US" id="id_8875721_2012724_2_1">Erlanger [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ErlangerMember" xlink:to="exr_ErlangerMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ErrorCorrectionsAndPriorPeriodAdjustmentsRestatementByRestatementPeriodAndAmountAxis" xlink:label="us-gaap_ErrorCorrectionsAndPriorPeriodAdjustmentsRestatementByRestatementPeriodAndAmountAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ErrorCorrectionsAndPriorPeriodAdjustmentsRestatementByRestatementPeriodAndAmountAxis_lbl" xml:lang="en-US" id="id_8875721_1634757_1_1">Adjustments for Error Corrections [Axis]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ErrorCorrectionsAndPriorPeriodAdjustmentsRestatementByRestatementPeriodAndAmountAxis_lbl" xml:lang="en-US" id="id_8875721_1634757_2_1">Adjustments for Error Corrections [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ErrorCorrectionsAndPriorPeriodAdjustmentsRestatementByRestatementPeriodAndAmountAxis" xlink:to="us-gaap_ErrorCorrectionsAndPriorPeriodAdjustmentsRestatementByRestatementPeriodAndAmountAxis_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ESSStatutoryTrustIIIMember" xlink:label="exr_ESSStatutoryTrustIIIMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ESSStatutoryTrustIIIMember_lbl" xml:lang="en-US" id="id_8875721_1783057_3_1">ESS Statutory Trust III [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ESSStatutoryTrustIIIMember_lbl" xml:lang="en-US" id="id_8875721_1783057_1_1">ESS Statutory Trust III [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ESSStatutoryTrustIIIMember_lbl" xml:lang="en-US" id="id_8875721_1783057_2_1">Trust III [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ESSStatutoryTrustIIIMember" xlink:to="exr_ESSStatutoryTrustIIIMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ESSStatutoryTrustIIMember" xlink:label="exr_ESSStatutoryTrustIIMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ESSStatutoryTrustIIMember_lbl" xml:lang="en-US" id="id_8875721_1777014_3_1">ESS Statutory Trust II [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ESSStatutoryTrustIIMember_lbl" xml:lang="en-US" id="id_8875721_1777014_1_1">ESS Statutory Trust II [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ESSStatutoryTrustIIMember_lbl" xml:lang="en-US" id="id_8875721_1777014_2_1">Trust II [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ESSStatutoryTrustIIMember" xlink:to="exr_ESSStatutoryTrustIIMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ESSStatutoryTrustIMember" xlink:label="exr_ESSStatutoryTrustIMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ESSStatutoryTrustIMember_lbl" xml:lang="en-US" id="id_8875721_1796440_3_1">ESS Statutory Trust I [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ESSStatutoryTrustIMember_lbl" xml:lang="en-US" id="id_8875721_1796440_1_1">ESS Statutory Trust I [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ESSStatutoryTrustIMember_lbl" xml:lang="en-US" id="id_8875721_1796440_2_1">Trust I [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ESSStatutoryTrustIMember" xlink:to="exr_ESSStatutoryTrustIMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_EstimateOfFairValueFairValueDisclosureMember" xlink:label="us-gaap_EstimateOfFairValueFairValueDisclosureMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_EstimateOfFairValueFairValueDisclosureMember_lbl" xml:lang="en-US" id="id_8875721_1642851_1_1">Estimate of Fair Value Measurement [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_EstimateOfFairValueFairValueDisclosureMember_lbl" xml:lang="en-US" id="id_8875721_1642851_2_1">Fair Value [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_EstimateOfFairValueFairValueDisclosureMember" xlink:to="us-gaap_EstimateOfFairValueFairValueDisclosureMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_EulessMidCitiesBlvdMember" xlink:label="exr_EulessMidCitiesBlvdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_EulessMidCitiesBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1770676_3_1">Euless Mid Cities Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_EulessMidCitiesBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1770676_1_1">Euless Mid Cities Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_EulessMidCitiesBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1770676_2_1">Euless / Mid-Cities Blvd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_EulessMidCitiesBlvdMember" xlink:to="exr_EulessMidCitiesBlvdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_EulessWEulessBlvdMember" xlink:label="exr_EulessWEulessBlvdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_EulessWEulessBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1893233_3_1">Euless W Euless Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_EulessWEulessBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1893233_1_1">Euless W Euless Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_EulessWEulessBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1893233_2_1">Euless / W Euless Blvd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_EulessWEulessBlvdMember" xlink:to="exr_EulessWEulessBlvdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_EverettMember" xlink:label="exr_EverettMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_EverettMember_lbl" xml:lang="en-US" id="id_8875721_1846354_3_1">Everett [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_EverettMember_lbl" xml:lang="en-US" id="id_8875721_1846354_1_1">Everett [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_EverettMember_lbl" xml:lang="en-US" id="id_8875721_1846354_2_1">Everett [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_EverettMember" xlink:to="exr_EverettMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_EwingMember" xlink:label="exr_EwingMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_EwingMember_lbl" xml:lang="en-US" id="id_8875721_1839261_3_1">Ewing [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_EwingMember_lbl" xml:lang="en-US" id="id_8875721_1839261_1_1">Ewing [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_EwingMember_lbl" xml:lang="en-US" id="id_8875721_1839261_2_1">Ewing [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_EwingMember" xlink:to="exr_EwingMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ExchangeableSeniorNotesDisclosureTextBlock" xlink:label="exr_ExchangeableSeniorNotesDisclosureTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ExchangeableSeniorNotesDisclosureTextBlock_lbl" xml:lang="en-US" id="id_8875721_1678890_3_1">The entire disclosure for information about the entity's exchangeable senior notes, including amounts of borrowings and about the underlying arrangements, including repayment terms, interest rates, collateral provided, and other matters important to the users of the financial statements.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ExchangeableSeniorNotesDisclosureTextBlock_lbl" xml:lang="en-US" id="id_8875721_1678890_1_1">Exchangeable Senior Notes Disclosure [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ExchangeableSeniorNotesDisclosureTextBlock_lbl" xml:lang="en-US" id="id_8875721_1678890_2_1">Exchangeable Senior Notes</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ExchangeableSeniorNotesDisclosureTextBlock" xlink:to="exr_ExchangeableSeniorNotesDisclosureTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ExchangeableSeniorNotesMember" xlink:label="exr_ExchangeableSeniorNotesMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ExchangeableSeniorNotesMember_lbl" xml:lang="en-US" id="id_8875721_1937542_3_1">Exchangeable Senior Notes [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ExchangeableSeniorNotesMember_lbl" xml:lang="en-US" id="id_8875721_1937542_1_1">Exchangeable Senior Notes [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ExchangeableSeniorNotesMember_lbl" xml:lang="en-US" id="id_8875721_1937542_2_1">Exchangeable Senior Notes [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ExchangeableSeniorNotesMember" xlink:to="exr_ExchangeableSeniorNotesMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ExchangeableSeniorNotesThreePointOneTwoFivePercentDueTwoThousandAndThirtyFiveMember" xlink:label="exr_ExchangeableSeniorNotesThreePointOneTwoFivePercentDueTwoThousandAndThirtyFiveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ExchangeableSeniorNotesThreePointOneTwoFivePercentDueTwoThousandAndThirtyFiveMember_lbl" xml:lang="en-US" id="id_8875721_1993396_3_1">Exchangeable Senior Notes Three Point One Two Five Percent Due Two Thousand And Thirty Five [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ExchangeableSeniorNotesThreePointOneTwoFivePercentDueTwoThousandAndThirtyFiveMember_lbl" xml:lang="en-US" id="id_8875721_1993396_1_1">Exchangeable Senior Notes Three Point One Two Five Percent Due Two Thousand And Thirty Five [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ExchangeableSeniorNotesThreePointOneTwoFivePercentDueTwoThousandAndThirtyFiveMember_lbl" xml:lang="en-US" id="id_8875721_1993396_2_1">Exchangeable Senior Notes 3.125% due 2035 (the 2015 Notes) [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ExchangeableSeniorNotesThreePointOneTwoFivePercentDueTwoThousandAndThirtyFiveMember" xlink:to="exr_ExchangeableSeniorNotesThreePointOneTwoFivePercentDueTwoThousandAndThirtyFiveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ExchangeableSeniorNotesTwoPointThreeSevenFivePercentDueTwoThousandThirtyThreeMember" xlink:label="exr_ExchangeableSeniorNotesTwoPointThreeSevenFivePercentDueTwoThousandThirtyThreeMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ExchangeableSeniorNotesTwoPointThreeSevenFivePercentDueTwoThousandThirtyThreeMember_lbl" xml:lang="en-US" id="id_8875721_1996192_3_1">Exchangeable Senior Notes Two Point Three Seven Five Percent Due Two Thousand Thirty Three [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ExchangeableSeniorNotesTwoPointThreeSevenFivePercentDueTwoThousandThirtyThreeMember_lbl" xml:lang="en-US" id="id_8875721_1996192_1_1">Exchangeable Senior Notes Two Point Three Seven Five Percent Due Two Thousand Thirty Three [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ExchangeableSeniorNotesTwoPointThreeSevenFivePercentDueTwoThousandThirtyThreeMember_lbl" xml:lang="en-US" id="id_8875721_1996192_2_1">2.375% Exchangeable Senior Notes due 2033 (the 2013 Notes) [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ExchangeableSeniorNotesTwoPointThreeSevenFivePercentDueTwoThousandThirtyThreeMember" xlink:to="exr_ExchangeableSeniorNotesTwoPointThreeSevenFivePercentDueTwoThousandThirtyThreeMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ExercisePriceRangeFrom11.59DollarsTo15.07DollarsMember" xlink:label="exr_ExercisePriceRangeFrom11.59DollarsTo15.07DollarsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ExercisePriceRangeFrom11.59DollarsTo15.07DollarsMember_lbl" xml:lang="en-US" id="id_8875721_2012679_3_1">Exercise Price Range From 11.59 Dollars To 15.07 Dollars [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ExercisePriceRangeFrom11.59DollarsTo15.07DollarsMember_lbl" xml:lang="en-US" id="id_8875721_2012679_1_1">Exercise Price Range From 11.59 Dollars To 15.07 Dollars [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ExercisePriceRangeFrom11.59DollarsTo15.07DollarsMember_lbl" xml:lang="en-US" id="id_8875721_2012679_2_1">Exercise Price Range $11.59-$15.07 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ExercisePriceRangeFrom11.59DollarsTo15.07DollarsMember" xlink:to="exr_ExercisePriceRangeFrom11.59DollarsTo15.07DollarsMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ExercisePriceRangeFrom15.30DollarsTo47.50DollarsMember" xlink:label="exr_ExercisePriceRangeFrom15.30DollarsTo47.50DollarsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ExercisePriceRangeFrom15.30DollarsTo47.50DollarsMember_lbl" xml:lang="en-US" id="id_8875721_2012680_3_1">Exercise Price Range From 15.30 Dollars To 47.50 Dollars [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ExercisePriceRangeFrom15.30DollarsTo47.50DollarsMember_lbl" xml:lang="en-US" id="id_8875721_2012680_1_1">Exercise Price Range From 15.30 Dollars To 47.50 Dollars [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ExercisePriceRangeFrom15.30DollarsTo47.50DollarsMember_lbl" xml:lang="en-US" id="id_8875721_2012680_2_1">Exercise Price Range $15.30-$47.50 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ExercisePriceRangeFrom15.30DollarsTo47.50DollarsMember" xlink:to="exr_ExercisePriceRangeFrom15.30DollarsTo47.50DollarsMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ExercisePriceRangeFrom6.22DollarsTo6.22DollarsMember" xlink:label="exr_ExercisePriceRangeFrom6.22DollarsTo6.22DollarsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ExercisePriceRangeFrom6.22DollarsTo6.22DollarsMember_lbl" xml:lang="en-US" id="id_8875721_1852442_3_1">Exercise Price Range From 6.22 Dollars To 6.22 Dollars [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ExercisePriceRangeFrom6.22DollarsTo6.22DollarsMember_lbl" xml:lang="en-US" id="id_8875721_1852442_1_1">Exercise Price Range From 6.22 Dollars To 6.22 Dollars [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ExercisePriceRangeFrom6.22DollarsTo6.22DollarsMember_lbl" xml:lang="en-US" id="id_8875721_1852442_2_1">Exercise Price $6.22 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ExercisePriceRangeFrom6.22DollarsTo6.22DollarsMember" xlink:to="exr_ExercisePriceRangeFrom6.22DollarsTo6.22DollarsMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ExercisePriceRangeFrom6.22DollarsTo73.52DollarsMember" xlink:label="exr_ExercisePriceRangeFrom6.22DollarsTo73.52DollarsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ExercisePriceRangeFrom6.22DollarsTo73.52DollarsMember_lbl" xml:lang="en-US" id="id_8875721_2012683_3_1">Exercise Price Range From 6.22 Dollars To 73.52 Dollars [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ExercisePriceRangeFrom6.22DollarsTo73.52DollarsMember_lbl" xml:lang="en-US" id="id_8875721_2012683_1_1">Exercise Price Range From 6.22 Dollars To 73.52 Dollars [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ExercisePriceRangeFrom6.22DollarsTo73.52DollarsMember_lbl" xml:lang="en-US" id="id_8875721_2012683_2_1">Exercise Price Range $6.22-$73.52 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ExercisePriceRangeFrom6.22DollarsTo73.52DollarsMember" xlink:to="exr_ExercisePriceRangeFrom6.22DollarsTo73.52DollarsMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ExercisePriceRangeFrom65.36DollarsTo65.45DollarsMember" xlink:label="exr_ExercisePriceRangeFrom65.36DollarsTo65.45DollarsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ExercisePriceRangeFrom65.36DollarsTo65.45DollarsMember_lbl" xml:lang="en-US" id="id_8875721_2012681_3_1">Exercise Price Range From 65.36 Dollars To 65.45 Dollars [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ExercisePriceRangeFrom65.36DollarsTo65.45DollarsMember_lbl" xml:lang="en-US" id="id_8875721_2012681_1_1">Exercise Price Range From 65.36 Dollars To 65.45 Dollars [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ExercisePriceRangeFrom65.36DollarsTo65.45DollarsMember_lbl" xml:lang="en-US" id="id_8875721_2012681_2_1">Exercise Price Range $65.36-$65.45 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ExercisePriceRangeFrom65.36DollarsTo65.45DollarsMember" xlink:to="exr_ExercisePriceRangeFrom65.36DollarsTo65.45DollarsMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ExercisePriceRangeFrom73.52DollarsTo73.52DollarsMember" xlink:label="exr_ExercisePriceRangeFrom73.52DollarsTo73.52DollarsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ExercisePriceRangeFrom73.52DollarsTo73.52DollarsMember_lbl" xml:lang="en-US" id="id_8875721_2012682_3_1">Exercise Price Range From 73.52 Dollars To 73.52 Dollars [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ExercisePriceRangeFrom73.52DollarsTo73.52DollarsMember_lbl" xml:lang="en-US" id="id_8875721_2012682_1_1">Exercise Price Range From 73.52 Dollars To 73.52 Dollars [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ExercisePriceRangeFrom73.52DollarsTo73.52DollarsMember_lbl" xml:lang="en-US" id="id_8875721_2012682_2_1">Exercise Price $73.52 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ExercisePriceRangeFrom73.52DollarsTo73.52DollarsMember" xlink:to="exr_ExercisePriceRangeFrom73.52DollarsTo73.52DollarsMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ExtinguishmentOfDebtAmount" xlink:label="us-gaap_ExtinguishmentOfDebtAmount"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ExtinguishmentOfDebtAmount_lbl" xml:lang="en-US" id="id_8875721_1650798_1_1">Extinguishment of Debt, Amount</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ExtinguishmentOfDebtAmount_lbl" xml:lang="en-US" id="id_8875721_1650798_2_1">Extinguishment of liability component</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_ExtinguishmentOfDebtAmount_lbl" xml:lang="en-US" id="id_8875721_1650798_14_1">Extinguishment of liability component</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ExtinguishmentOfDebtAmount" xlink:to="us-gaap_ExtinguishmentOfDebtAmount_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ExtraSpaceNorthernPropertiesSixLLCMember" xlink:label="exr_ExtraSpaceNorthernPropertiesSixLLCMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ExtraSpaceNorthernPropertiesSixLLCMember_lbl" xml:lang="en-US" id="id_8875721_1736471_3_1">Extra Space Northern Properties Six LLC [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ExtraSpaceNorthernPropertiesSixLLCMember_lbl" xml:lang="en-US" id="id_8875721_1736471_1_1">Extra Space Northern Properties Six LLC [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ExtraSpaceNorthernPropertiesSixLLCMember_lbl" xml:lang="en-US" id="id_8875721_1736471_2_1">ESNPS [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ExtraSpaceNorthernPropertiesSixLLCMember" xlink:to="exr_ExtraSpaceNorthernPropertiesSixLLCMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ExtraSpaceOfEasternAvenueLlcMember" xlink:label="exr_ExtraSpaceOfEasternAvenueLlcMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ExtraSpaceOfEasternAvenueLlcMember_lbl" xml:lang="en-US" id="id_8875721_1701686_3_1">Extra Space Of Eastern Avenue LIC [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ExtraSpaceOfEasternAvenueLlcMember_lbl" xml:lang="en-US" id="id_8875721_1701686_1_1">Extra Space Of Eastern Avenue LLC [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ExtraSpaceOfEasternAvenueLlcMember_lbl" xml:lang="en-US" id="id_8875721_1701686_2_1">Extra Space of Eastern Avenue LLC [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ExtraSpaceOfEasternAvenueLlcMember" xlink:to="exr_ExtraSpaceOfEasternAvenueLlcMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ExtraSpaceOfMontroseAvenueLlcMember" xlink:label="exr_ExtraSpaceOfMontroseAvenueLlcMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ExtraSpaceOfMontroseAvenueLlcMember_lbl" xml:lang="en-US" id="id_8875721_1656673_3_1">Extra Space Of Montrose Avenue LLC [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ExtraSpaceOfMontroseAvenueLlcMember_lbl" xml:lang="en-US" id="id_8875721_1656673_1_1">Extra Space Of Montrose Avenue LLC [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ExtraSpaceOfMontroseAvenueLlcMember_lbl" xml:lang="en-US" id="id_8875721_1656673_2_1">Extra Space of Montrose Avenue LLC [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ExtraSpaceOfMontroseAvenueLlcMember" xlink:to="exr_ExtraSpaceOfMontroseAvenueLlcMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ExtraSpaceOfSacramentoOneLlcMember" xlink:label="exr_ExtraSpaceOfSacramentoOneLlcMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ExtraSpaceOfSacramentoOneLlcMember_lbl" xml:lang="en-US" id="id_8875721_1671151_3_1">Extra Space Of Sacramento One LLC [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ExtraSpaceOfSacramentoOneLlcMember_lbl" xml:lang="en-US" id="id_8875721_1671151_1_1">Extra Space Of Sacramento One LLC [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ExtraSpaceOfSacramentoOneLlcMember_lbl" xml:lang="en-US" id="id_8875721_1671151_2_1">Extra Space of Sacramento One LLC [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ExtraSpaceOfSacramentoOneLlcMember" xlink:to="exr_ExtraSpaceOfSacramentoOneLlcMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ExtraSpaceOfSantaMonicaLlcMember" xlink:label="exr_ExtraSpaceOfSantaMonicaLlcMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ExtraSpaceOfSantaMonicaLlcMember_lbl" xml:lang="en-US" id="id_8875721_1736212_3_1">Extra Space Of Santa Monica Llc [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ExtraSpaceOfSantaMonicaLlcMember_lbl" xml:lang="en-US" id="id_8875721_1736212_1_1">Extra Space Of Santa Monica LLC [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ExtraSpaceOfSantaMonicaLlcMember_lbl" xml:lang="en-US" id="id_8875721_1736212_2_1">ESSM [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ExtraSpaceOfSantaMonicaLlcMember" xlink:to="exr_ExtraSpaceOfSantaMonicaLlcMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ExtraSpaceStorageLpMember" xlink:label="exr_ExtraSpaceStorageLpMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ExtraSpaceStorageLpMember_lbl" xml:lang="en-US" id="id_8875721_1684981_3_1">Extra Space Storage LP [Member]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ExtraSpaceStorageLpMember_lbl" xml:lang="en-US" id="id_8875721_1684981_2_1">Operating Partnership [Member]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_lbl" xml:lang="en-US" id="id_8875721_1633150_2_1">Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems" xlink:to="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_lbl"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_lbl" xml:lang="en-US" id="id_8875721_1636361_1_1">Fair Value Measurements, Recurring and Nonrecurring [Table]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_lbl" xml:lang="en-US" id="id_8875721_1636361_2_1">Fair Value Measurements, Recurring and Nonrecurring [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable" xlink:to="us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueAssetsLevel1ToLevel2TransfersAmount" xlink:label="us-gaap_FairValueAssetsLevel1ToLevel2TransfersAmount"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueAssetsLevel1ToLevel2TransfersAmount_lbl" xml:lang="en-US" id="id_8875721_1645487_1_1">Fair Value, Assets, Level 1 to Level 2 Transfers, Amount</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FairValueAssetsLevel1ToLevel2TransfersAmount_lbl" xml:lang="en-US" id="id_8875721_1645487_2_1">Transfer of assets between level 1 and level 2</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueAssetsLevel1ToLevel2TransfersAmount" xlink:to="us-gaap_FairValueAssetsLevel1ToLevel2TransfersAmount_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueAssetsLevel2ToLevel1TransfersAmount" xlink:label="us-gaap_FairValueAssetsLevel2ToLevel1TransfersAmount"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueAssetsLevel2ToLevel1TransfersAmount_lbl" xml:lang="en-US" id="id_8875721_1645488_1_1">Fair Value, Assets, Level 2 to Level 1 Transfers, Amount</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FairValueAssetsLevel2ToLevel1TransfersAmount_lbl" xml:lang="en-US" id="id_8875721_1645488_2_1">Transfer of assets between level 2 and level 1</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueAssetsLevel2ToLevel1TransfersAmount" xlink:to="us-gaap_FairValueAssetsLevel2ToLevel1TransfersAmount_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems" xlink:label="us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_lbl" xml:lang="en-US" id="id_8875721_1635960_1_1">Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FairValueBalanceSheetGroupingFinancialStatementCaptionsLineItems_lbl" xml:lang="en-US" id="id_8875721_1635960_2_1">Fair Value of Financial Instruments [Line Items]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueByBalanceSheetGroupingTable_lbl" xml:lang="en-US" id="id_8875721_1635575_1_1">Fair Value, by Balance Sheet Grouping [Table]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FairValueByBalanceSheetGroupingTable_lbl" xml:lang="en-US" id="id_8875721_1635575_2_1">Fair Value, by Balance Sheet Grouping [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueByBalanceSheetGroupingTable" xlink:to="us-gaap_FairValueByBalanceSheetGroupingTable_lbl"/>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueByMeasurementBasisAxis" xlink:to="us-gaap_FairValueByMeasurementBasisAxis_lbl"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FairValueDisclosureItemAmountsDomain_lbl" xml:lang="en-US" id="id_8875721_1636363_2_1">Fair Value Measurement [Domain]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueDisclosureItemAmountsDomain" xlink:to="us-gaap_FairValueDisclosureItemAmountsDomain_lbl"/>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueLiabilitiesLevel1ToLevel2TransfersAmount" xlink:to="us-gaap_FairValueLiabilitiesLevel1ToLevel2TransfersAmount_lbl"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueLiabilitiesLevel2ToLevel1TransfersAmount_lbl" xml:lang="en-US" id="id_8875721_1648030_1_1">Fair Value, Liabilities, Level 2 to Level 1 Transfers, Amount</label>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueLiabilitiesLevel2ToLevel1TransfersAmount" xlink:to="us-gaap_FairValueLiabilitiesLevel2ToLevel1TransfersAmount_lbl"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueMeasurementFrequencyDomain_lbl" xml:lang="en-US" id="id_8875721_1633951_1_1">Fair Value, Measurement Frequency [Domain]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FairValueMeasurementFrequencyDomain_lbl" xml:lang="en-US" id="id_8875721_1633951_2_1">Fair Value, Measurement Frequency [Domain]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueMeasurementsFairValueHierarchyDomain_lbl" xml:lang="en-US" id="id_8875721_1637995_1_1">Fair Value Hierarchy [Domain]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FairValueMeasurementsFairValueHierarchyDomain_lbl" xml:lang="en-US" id="id_8875721_1637995_2_1">Fair Value Hierarchy [Domain]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueMeasurementsFairValueHierarchyDomain" xlink:to="us-gaap_FairValueMeasurementsFairValueHierarchyDomain_lbl"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueMeasurementsRecurringMember_lbl" xml:lang="en-US" id="id_8875721_1641611_1_1">Fair Value, Measurements, Recurring [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FairValueMeasurementsRecurringMember_lbl" xml:lang="en-US" id="id_8875721_1641611_2_1">Recurring Basis [Member]</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FairValueOfFinancialInstrumentsPolicy" xlink:label="us-gaap_FairValueOfFinancialInstrumentsPolicy"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FairValueOfFinancialInstrumentsPolicy_lbl" xml:lang="en-US" id="id_8875721_1636375_1_1">Fair Value of Financial Instruments, Policy [Policy Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FairValueOfFinancialInstrumentsPolicy_lbl" xml:lang="en-US" id="id_8875721_1636375_2_1">Fair Value Disclosures</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FairValueOfFinancialInstrumentsPolicy" xlink:to="us-gaap_FairValueOfFinancialInstrumentsPolicy_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_FallChurchHollywoodRdMember" xlink:label="exr_FallChurchHollywoodRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_FallChurchHollywoodRdMember_lbl" xml:lang="en-US" id="id_8875721_1957845_3_1">Fall Church Hollywood Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_FallChurchHollywoodRdMember_lbl" xml:lang="en-US" id="id_8875721_1957845_1_1">Fall Church Hollywood Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_FallChurchHollywoodRdMember_lbl" xml:lang="en-US" id="id_8875721_1957845_2_1">Falls Church / Hollywood Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_FallChurchHollywoodRdMember" xlink:to="exr_FallChurchHollywoodRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_FallsChurchSeminaryRdMember" xlink:label="exr_FallsChurchSeminaryRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_FallsChurchSeminaryRdMember_lbl" xml:lang="en-US" id="id_8875721_1786930_3_1">Falls Church Seminary Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_FallsChurchSeminaryRdMember_lbl" xml:lang="en-US" id="id_8875721_1786930_1_1">Falls Church Seminary Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_FallsChurchSeminaryRdMember_lbl" xml:lang="en-US" id="id_8875721_1786930_2_1">Falls Church / Seminary Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_FallsChurchSeminaryRdMember" xlink:to="exr_FallsChurchSeminaryRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FederalIncomeTaxExpenseBenefitContinuingOperations" xlink:label="us-gaap_FederalIncomeTaxExpenseBenefitContinuingOperations"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FederalIncomeTaxExpenseBenefitContinuingOperations_lbl" xml:lang="en-US" id="id_8875721_1651580_1_1">Federal Income Tax Expense (Benefit), Continuing Operations</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_FederalIncomeTaxExpenseBenefitContinuingOperations_lbl" xml:lang="en-US" id="id_8875721_1651580_6_1">Income tax expense, Federal</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FederalIncomeTaxExpenseBenefitContinuingOperations" xlink:to="us-gaap_FederalIncomeTaxExpenseBenefitContinuingOperations_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_lbl" xml:lang="en-US" id="id_8875721_1640771_1_1">Class of Financing Receivable, Type [Axis]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_lbl" xml:lang="en-US" id="id_8875721_1640771_2_1">Class of Financing Receivable, Type [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis" xlink:to="us-gaap_FinancingReceivableRecordedInvestmentByClassOfFinancingReceivableAxis_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_lbl" xml:lang="en-US" id="id_8875721_1639945_1_1">Class of Financing Receivable, Type [Domain]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_lbl" xml:lang="en-US" id="id_8875721_1639945_2_1">Class of Financing Receivable, Type [Domain]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain" xlink:to="us-gaap_FinancingReceivableRecordedInvestmentClassOfFinancingReceivableDomain_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis" xlink:label="us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_lbl" xml:lang="en-US" id="id_8875721_1632326_1_1">Finite-Lived Intangible Assets by Major Class [Axis]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_lbl" xml:lang="en-US" id="id_8875721_1632326_2_1">Finite-Lived Intangible Assets by Major Class [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis" xlink:to="us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:label="us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_lbl" xml:lang="en-US" id="id_8875721_1631944_1_1">Finite-Lived Intangible Assets, Major Class Name [Domain]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_lbl" xml:lang="en-US" id="id_8875721_1631944_2_1">Finite-Lived Intangible Assets, Major Class Name [Domain]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain" xlink:to="us-gaap_FiniteLivedIntangibleAssetsMajorClassNameDomain_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetsRemainingAmortizationPeriod1" xlink:label="us-gaap_FiniteLivedIntangibleAssetsRemainingAmortizationPeriod1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FiniteLivedIntangibleAssetsRemainingAmortizationPeriod1_lbl" xml:lang="en-US" id="id_8875721_1641213_1_1">Finite-Lived Intangible Assets, Remaining Amortization Period</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FiniteLivedIntangibleAssetsRemainingAmortizationPeriod1_lbl" xml:lang="en-US" id="id_8875721_1641213_2_1">Remaining amortization period (in years)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetsRemainingAmortizationPeriod1" xlink:to="us-gaap_FiniteLivedIntangibleAssetsRemainingAmortizationPeriod1_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FiniteLivedIntangibleAssetUsefulLife" xlink:label="us-gaap_FiniteLivedIntangibleAssetUsefulLife"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FiniteLivedIntangibleAssetUsefulLife_lbl" xml:lang="en-US" id="id_8875721_1636377_1_1">Finite-Lived Intangible Asset, Useful Life</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FiniteLivedIntangibleAssetUsefulLife_lbl" xml:lang="en-US" id="id_8875721_1636377_2_1">Amortization period of intangible assets-tenant relationships</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FiniteLivedIntangibleAssetUsefulLife" xlink:to="us-gaap_FiniteLivedIntangibleAssetUsefulLife_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_FirstCreditLineMember" xlink:label="exr_FirstCreditLineMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_FirstCreditLineMember_lbl" xml:lang="en-US" id="id_8875721_1726373_3_1">First Credit Line [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_FirstCreditLineMember_lbl" xml:lang="en-US" id="id_8875721_1726373_1_1">First Credit Line [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_FirstCreditLineMember_lbl" xml:lang="en-US" id="id_8875721_1726373_2_1">Credit Line 1 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_FirstCreditLineMember" xlink:to="exr_FirstCreditLineMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_FixturesAndEquipmentGross" xlink:label="us-gaap_FixturesAndEquipmentGross"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_FixturesAndEquipmentGross_lbl" xml:lang="en-US" id="id_8875721_1650932_1_1">Fixtures and Equipment, Gross</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_FixturesAndEquipmentGross_lbl" xml:lang="en-US" id="id_8875721_1650932_2_1">Equipment and fixtures</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_FixturesAndEquipmentGross" xlink:to="us-gaap_FixturesAndEquipmentGross_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/stpr/2011/stpr-2011-01-31.xsd#stpr_FL" xlink:label="stpr_FL"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="stpr_FL_lbl" xml:lang="en-US" id="id_8875721_1640346_1_1">FLORIDA</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="stpr_FL_lbl" xml:lang="en-US" id="id_8875721_1640346_2_1">Florida [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="stpr_FL" xlink:to="stpr_FL_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_FlorenceCentennialCircleMember" xlink:label="exr_FlorenceCentennialCircleMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_FlorenceCentennialCircleMember_lbl" xml:lang="en-US" id="id_8875721_2015826_3_1">Florence / Centennial Circle [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_FlorenceCentennialCircleMember_lbl" xml:lang="en-US" id="id_8875721_2015826_1_1">Florence / Centennial Circle [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_FlorenceCentennialCircleMember_lbl" xml:lang="en-US" id="id_8875721_2015826_2_1">Florence / Centennial Circle [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_FlorenceCentennialCircleMember" xlink:to="exr_FlorenceCentennialCircleMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_FlorenceSteilenDrMember" xlink:label="exr_FlorenceSteilenDrMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_FlorenceSteilenDrMember_lbl" xml:lang="en-US" id="id_8875721_2015828_3_1">Florence / Steilen Dr [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_FlorenceSteilenDrMember_lbl" xml:lang="en-US" id="id_8875721_2015828_1_1">Florence / Steilen Dr [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_FlorenceSteilenDrMember_lbl" xml:lang="en-US" id="id_8875721_2015828_2_1">Florence / Steilen Dr [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_FlorenceSteilenDrMember" xlink:to="exr_FlorenceSteilenDrMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_FloridaFourPropertyDecemberTwentyThreeTwoThousandAndFourteenMember" xlink:label="exr_FloridaFourPropertyDecemberTwentyThreeTwoThousandAndFourteenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_FloridaFourPropertyDecemberTwentyThreeTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1699960_3_1">Florida Four Property December Twenty Three Two Thousand And Fourteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_FloridaFourPropertyDecemberTwentyThreeTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1699960_1_1">Florida Four Property December Twenty Three Two Thousand And Fourteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_FloridaFourPropertyDecemberTwentyThreeTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1699960_2_1">Florida 4 Property Acquired 12/23/2014 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_FloridaFourPropertyDecemberTwentyThreeTwoThousandAndFourteenMember" xlink:to="exr_FloridaFourPropertyDecemberTwentyThreeTwoThousandAndFourteenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_FloridaOnePropertyAprilFifteenTwoThousandAndFourteenMember" xlink:label="exr_FloridaOnePropertyAprilFifteenTwoThousandAndFourteenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_FloridaOnePropertyAprilFifteenTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1692831_3_1">Florida One Property April Fifteen Two Thousand And Fourteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_FloridaOnePropertyAprilFifteenTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1692831_1_1">Florida One Property April Fifteen Two Thousand And Fourteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_FloridaOnePropertyAprilFifteenTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1692831_2_1">Florida, 1 Property Acquired 4/15/2014 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_FloridaOnePropertyAprilFifteenTwoThousandAndFourteenMember" xlink:to="exr_FloridaOnePropertyAprilFifteenTwoThousandAndFourteenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_FloridaOnePropertyJuneEighteenTwoThousandAndFifteenMember" xlink:label="exr_FloridaOnePropertyJuneEighteenTwoThousandAndFifteenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_FloridaOnePropertyJuneEighteenTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_1977157_3_1">Florida One Property June Eighteen Two Thousand And Fifteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_FloridaOnePropertyJuneEighteenTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_1977157_1_1">Florida One Property June Eighteen Two Thousand And Fifteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_FloridaOnePropertyJuneEighteenTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_1977157_2_1">Florida 1 Property Acquired 6/18/2015 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_FloridaOnePropertyJuneEighteenTwoThousandAndFifteenMember" xlink:to="exr_FloridaOnePropertyJuneEighteenTwoThousandAndFifteenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_FloridaOnePropertyJuneSeventeenTwoThousandAndFifteenMember" xlink:label="exr_FloridaOnePropertyJuneSeventeenTwoThousandAndFifteenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_FloridaOnePropertyJuneSeventeenTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_1980399_3_1">Florida One Property June Seventeen Two Thousand And Fifteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_FloridaOnePropertyJuneSeventeenTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_1980399_1_1">Florida One Property June Seventeen Two Thousand And Fifteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_FloridaOnePropertyJuneSeventeenTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_1980399_2_1">Florida 1 Property Acquired 6/17/2015 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_FloridaOnePropertyJuneSeventeenTwoThousandAndFifteenMember" xlink:to="exr_FloridaOnePropertyJuneSeventeenTwoThousandAndFifteenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_FloridaOnePropertySeptemberThreeTwoThousandAndFourteenMember" xlink:label="exr_FloridaOnePropertySeptemberThreeTwoThousandAndFourteenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_FloridaOnePropertySeptemberThreeTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1673578_3_1">Florida One Property September Three Two Thousand And Fourteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_FloridaOnePropertySeptemberThreeTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1673578_1_1">Florida One Property September Three Two Thousand And Fourteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_FloridaOnePropertySeptemberThreeTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1673578_2_1">Florida, 1 Property Acquired 9/3/2014 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_FloridaOnePropertySeptemberThreeTwoThousandAndFourteenMember" xlink:to="exr_FloridaOnePropertySeptemberThreeTwoThousandAndFourteenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_FloridaStoresAcquiredInTwoThousandAndElevenMember" xlink:label="exr_FloridaStoresAcquiredInTwoThousandAndElevenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_FloridaStoresAcquiredInTwoThousandAndElevenMember_lbl" xml:lang="en-US" id="id_8875721_1851261_3_1">Florida Stores Acquired In Two Thousand And Eleven [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_FloridaStoresAcquiredInTwoThousandAndElevenMember_lbl" xml:lang="en-US" id="id_8875721_1851261_1_1">Florida Stores Acquired In Two Thousand And Eleven [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_FloridaStoresAcquiredInTwoThousandAndElevenMember_lbl" xml:lang="en-US" id="id_8875721_1851261_2_1">Florida, Stores Acquired in 2011 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_FloridaStoresAcquiredInTwoThousandAndElevenMember" xlink:to="exr_FloridaStoresAcquiredInTwoThousandAndElevenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_FloridaThreePropertyNovemberNineteenTwoThousandAndFifteenMember" xlink:label="exr_FloridaThreePropertyNovemberNineteenTwoThousandAndFifteenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_FloridaThreePropertyNovemberNineteenTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_2009471_3_1">Florida Three Property November Nineteen Two Thousand And Fifteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_FloridaThreePropertyNovemberNineteenTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_2009471_1_1">Florida Three Property November Nineteen Two Thousand And Fifteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_FloridaThreePropertyNovemberNineteenTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_2009471_2_1">Florida 3 Property Acquired 11/19/2015 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_FloridaThreePropertyNovemberNineteenTwoThousandAndFifteenMember" xlink:to="exr_FloridaThreePropertyNovemberNineteenTwoThousandAndFifteenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_FlorissantMember" xlink:label="exr_FlorissantMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_FlorissantMember_lbl" xml:lang="en-US" id="id_8875721_1751683_3_1">Florissant [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_FlorissantMember_lbl" xml:lang="en-US" id="id_8875721_1751683_1_1">Florissant [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_FlorissantMember_lbl" xml:lang="en-US" id="id_8875721_1751683_2_1">Florissant [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_FlorissantMember" xlink:to="exr_FlorissantMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_FontanaBaselineAveMember" xlink:label="exr_FontanaBaselineAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_FontanaBaselineAveMember_lbl" xml:lang="en-US" id="id_8875721_1838922_3_1">Fontana / Baseline Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_FontanaBaselineAveMember_lbl" xml:lang="en-US" id="id_8875721_1838922_1_1">Fontana / Baseline Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_FontanaBaselineAveMember_lbl" xml:lang="en-US" id="id_8875721_1838922_2_1">Fontana / Baseline Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_FontanaBaselineAveMember" xlink:to="exr_FontanaBaselineAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_FontanaFoothillBlvdOneMember" xlink:label="exr_FontanaFoothillBlvdOneMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_FontanaFoothillBlvdOneMember_lbl" xml:lang="en-US" id="id_8875721_2013064_3_1">Fontana Foothill Blvd One [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_FontanaFoothillBlvdOneMember_lbl" xml:lang="en-US" id="id_8875721_2013064_1_1">Fontana Foothill Blvd One [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_FontanaFoothillBlvdOneMember_lbl" xml:lang="en-US" id="id_8875721_2013064_2_1">Fontana / Foothill Blvd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_FontanaFoothillBlvdOneMember" xlink:to="exr_FontanaFoothillBlvdOneMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_FontanaFoothillBlvdTwoMember" xlink:label="exr_FontanaFoothillBlvdTwoMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_FontanaFoothillBlvdTwoMember_lbl" xml:lang="en-US" id="id_8875721_2015746_3_1">Fontana / Foothill Blvd Two [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_FontanaFoothillBlvdTwoMember_lbl" xml:lang="en-US" id="id_8875721_2015746_1_1">Fontana / Foothill Blvd Two [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_FontanaFoothillBlvdTwoMember_lbl" xml:lang="en-US" id="id_8875721_2015746_2_1">Fontana / Foothill Blvd 2 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_FontanaFoothillBlvdTwoMember" xlink:to="exr_FontanaFoothillBlvdTwoMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_FontanaValleyBlvdOneMember" xlink:label="exr_FontanaValleyBlvdOneMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_FontanaValleyBlvdOneMember_lbl" xml:lang="en-US" id="id_8875721_1825901_3_1">Fontana / Valley Blvd 1 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_FontanaValleyBlvdOneMember_lbl" xml:lang="en-US" id="id_8875721_1825901_1_1">Fontana / Valley Blvd 1 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_FontanaValleyBlvdOneMember_lbl" xml:lang="en-US" id="id_8875721_1825901_2_1">Fontana / Valley Blvd 1 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_FontanaValleyBlvdOneMember" xlink:to="exr_FontanaValleyBlvdOneMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_FontanaValleyBlvdTwoMember" xlink:label="exr_FontanaValleyBlvdTwoMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_FontanaValleyBlvdTwoMember_lbl" xml:lang="en-US" id="id_8875721_1808301_3_1">Fontana / Valley Blvd 2 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_FontanaValleyBlvdTwoMember_lbl" xml:lang="en-US" id="id_8875721_1808301_1_1">Fontana / Valley Blvd 2 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_FontanaValleyBlvdTwoMember_lbl" xml:lang="en-US" id="id_8875721_1808301_2_1">Fontana / Valley Blvd 2 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_FontanaValleyBlvdTwoMember" xlink:to="exr_FontanaValleyBlvdTwoMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_FortCarsonMember" xlink:label="exr_FortCarsonMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_FortCarsonMember_lbl" xml:lang="en-US" id="id_8875721_1834093_3_1">Fort Carson [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_FortCarsonMember_lbl" xml:lang="en-US" id="id_8875721_1834093_1_1">Fort Carson [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_FortCarsonMember_lbl" xml:lang="en-US" id="id_8875721_1834093_2_1">Fort Carson [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_FortCarsonMember" xlink:to="exr_FortCarsonMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_FortLauderdaleCommercialBlvdMember" xlink:label="exr_FortLauderdaleCommercialBlvdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_FortLauderdaleCommercialBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1723740_3_1">Fort Lauderdale Commercial Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_FortLauderdaleCommercialBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1723740_1_1">Fort Lauderdale Commercial Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_FortLauderdaleCommercialBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1723740_2_1">Fort Lauderdale Commercial Blvd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_FortLauderdaleCommercialBlvdMember" xlink:to="exr_FortLauderdaleCommercialBlvdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_FortLauderdaleNwThirtyFirstAveMember" xlink:label="exr_FortLauderdaleNwThirtyFirstAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_FortLauderdaleNwThirtyFirstAveMember_lbl" xml:lang="en-US" id="id_8875721_1883168_3_1">Fort Lauderdale NW Thirty First Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_FortLauderdaleNwThirtyFirstAveMember_lbl" xml:lang="en-US" id="id_8875721_1883168_1_1">Fort Lauderdale NW Thirty First Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_FortLauderdaleNwThirtyFirstAveMember_lbl" xml:lang="en-US" id="id_8875721_1883168_2_1">Fort Lauderdale / NW 31st Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_FortLauderdaleNwThirtyFirstAveMember" xlink:to="exr_FortLauderdaleNwThirtyFirstAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_FortLauderdaleSStateRdSevenMember" xlink:label="exr_FortLauderdaleSStateRdSevenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_FortLauderdaleSStateRdSevenMember_lbl" xml:lang="en-US" id="id_8875721_1787964_3_1">Fort Lauderdale S State Rd Seven [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_FortLauderdaleSStateRdSevenMember_lbl" xml:lang="en-US" id="id_8875721_1787964_1_1">Fort Lauderdale S State Rd Seven [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_FortLauderdaleSStateRdSevenMember_lbl" xml:lang="en-US" id="id_8875721_1787964_2_1">Fort Lauderdale / S State Rd 7 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_FortLauderdaleSStateRdSevenMember" xlink:to="exr_FortLauderdaleSStateRdSevenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_FortLeeBergenBlvdMember" xlink:label="exr_FortLeeBergenBlvdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_FortLeeBergenBlvdMember_lbl" xml:lang="en-US" id="id_8875721_2015795_3_1">Fort Lee / Bergen Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_FortLeeBergenBlvdMember_lbl" xml:lang="en-US" id="id_8875721_2015795_1_1">Fort Lee / Bergen Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_FortLeeBergenBlvdMember_lbl" xml:lang="en-US" id="id_8875721_2015795_2_1">Fort Lee / Bergen Blvd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_FortLeeBergenBlvdMember" xlink:to="exr_FortLeeBergenBlvdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_FortLeeMainStMember" xlink:label="exr_FortLeeMainStMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_FortLeeMainStMember_lbl" xml:lang="en-US" id="id_8875721_2015797_3_1">Fort Lee / Main St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_FortLeeMainStMember_lbl" xml:lang="en-US" id="id_8875721_2015797_1_1">Fort Lee / Main St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_FortLeeMainStMember_lbl" xml:lang="en-US" id="id_8875721_2015797_2_1">Fort Lee / Main St [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_FortLeeMainStMember" xlink:to="exr_FortLeeMainStMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_FortMyersCypressLakeDrMember" xlink:label="exr_FortMyersCypressLakeDrMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_FortMyersCypressLakeDrMember_lbl" xml:lang="en-US" id="id_8875721_1780994_3_1">Fort Myers Cypress Lake Dr [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_FortMyersCypressLakeDrMember_lbl" xml:lang="en-US" id="id_8875721_1780994_1_1">Fort Myers Cypress Lake Dr [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_FortMyersCypressLakeDrMember_lbl" xml:lang="en-US" id="id_8875721_1780994_2_1">Fort Myers / Cypress Lake Dr [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_FortMyersCypressLakeDrMember" xlink:to="exr_FortMyersCypressLakeDrMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_FortMyersSanCarlosBlvdMember" xlink:label="exr_FortMyersSanCarlosBlvdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_FortMyersSanCarlosBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1841268_3_1">Fort Myers San Carlos Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_FortMyersSanCarlosBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1841268_1_1">Fort Myers San Carlos Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_FortMyersSanCarlosBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1841268_2_1">Fort Myers / San Carlos Blvd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_FortMyersSanCarlosBlvdMember" xlink:to="exr_FortMyersSanCarlosBlvdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_FortWorthMandyLaneMember" xlink:label="exr_FortWorthMandyLaneMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_FortWorthMandyLaneMember_lbl" xml:lang="en-US" id="id_8875721_1930478_3_1">Fort Worth Mandy Lane [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_FortWorthMandyLaneMember_lbl" xml:lang="en-US" id="id_8875721_1930478_1_1">Fort Worth Mandy Lane [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_FortWorthMandyLaneMember_lbl" xml:lang="en-US" id="id_8875721_1930478_2_1">Fort Worth / Mandy Lane [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_FortWorthMandyLaneMember" xlink:to="exr_FortWorthMandyLaneMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_FortWorthWhiteSettlementRdMember" xlink:label="exr_FortWorthWhiteSettlementRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_FortWorthWhiteSettlementRdMember_lbl" xml:lang="en-US" id="id_8875721_1775004_3_1">Fort Worth White Settlement Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_FortWorthWhiteSettlementRdMember_lbl" xml:lang="en-US" id="id_8875721_1775004_1_1">Fort Worth White Settlement Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_FortWorthWhiteSettlementRdMember_lbl" xml:lang="en-US" id="id_8875721_1775004_2_1">Fort Worth / White Settlement Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_FortWorthWhiteSettlementRdMember" xlink:to="exr_FortWorthWhiteSettlementRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_FortWorthWRosedaleStMember" xlink:label="exr_FortWorthWRosedaleStMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_FortWorthWRosedaleStMember_lbl" xml:lang="en-US" id="id_8875721_2015641_3_1">Fort Worth W Rosedale St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_FortWorthWRosedaleStMember_lbl" xml:lang="en-US" id="id_8875721_2015641_1_1">Fort Worth W Rosedale St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_FortWorthWRosedaleStMember_lbl" xml:lang="en-US" id="id_8875721_2015641_2_1">Fort Worth W Rosedale St [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_FortWorthWRosedaleStMember" xlink:to="exr_FortWorthWRosedaleStMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_FourthCreditLineMember" xlink:label="exr_FourthCreditLineMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_FourthCreditLineMember_lbl" xml:lang="en-US" id="id_8875721_1749375_3_1">Fourth Credit Line [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_FourthCreditLineMember_lbl" xml:lang="en-US" id="id_8875721_1749375_1_1">Fourth Credit Line [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_FourthCreditLineMember_lbl" xml:lang="en-US" id="id_8875721_1749375_2_1">Credit Line 4 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_FourthCreditLineMember" xlink:to="exr_FourthCreditLineMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_FoxboroMember" xlink:label="exr_FoxboroMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_FoxboroMember_lbl" xml:lang="en-US" id="id_8875721_1796164_3_1">Foxboro [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_FoxboroMember_lbl" xml:lang="en-US" id="id_8875721_1796164_1_1">Foxboro [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_FoxboroMember_lbl" xml:lang="en-US" id="id_8875721_1796164_2_1">Foxboro [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_FoxboroMember" xlink:to="exr_FoxboroMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_FraminghamMember" xlink:label="exr_FraminghamMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_FraminghamMember_lbl" xml:lang="en-US" id="id_8875721_1695115_3_1">Framingham [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_FraminghamMember_lbl" xml:lang="en-US" id="id_8875721_1695115_1_1">Framingham [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_FraminghamMember_lbl" xml:lang="en-US" id="id_8875721_1695115_2_1">Framingham [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_FraminghamMember" xlink:to="exr_FraminghamMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_FranklinMember" xlink:label="exr_FranklinMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_FranklinMember_lbl" xml:lang="en-US" id="id_8875721_1817057_3_1">Franklin [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_FranklinMember_lbl" xml:lang="en-US" id="id_8875721_1817057_1_1">Franklin [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_FranklinMember_lbl" xml:lang="en-US" id="id_8875721_1817057_2_1">Franklin [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_FranklinMember" xlink:to="exr_FranklinMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_FredericksburgJeffersonDavisHwyMember" xlink:label="exr_FredericksburgJeffersonDavisHwyMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_FredericksburgJeffersonDavisHwyMember_lbl" xml:lang="en-US" id="id_8875721_1863311_3_1">Fredericksburg Jefferson Davis Hwy [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_FredericksburgJeffersonDavisHwyMember_lbl" xml:lang="en-US" id="id_8875721_1863311_1_1">Fredericksburg Jefferson Davis Hwy [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_FredericksburgJeffersonDavisHwyMember_lbl" xml:lang="en-US" id="id_8875721_1863311_2_1">Fredericksburg / Jefferson Davis Hwy [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_FredericksburgJeffersonDavisHwyMember" xlink:to="exr_FredericksburgJeffersonDavisHwyMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_FredericksburgPlankRoadOneMember" xlink:label="exr_FredericksburgPlankRoadOneMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_FredericksburgPlankRoadOneMember_lbl" xml:lang="en-US" id="id_8875721_2015613_3_1">Fredericksburg Plank Road One [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_FredericksburgPlankRoadOneMember_lbl" xml:lang="en-US" id="id_8875721_2015613_1_1">Fredericksburg Plank Road One [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_FredericksburgPlankRoadOneMember_lbl" xml:lang="en-US" id="id_8875721_2015613_2_1">Fredericksburg Plank Road One [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_FredericksburgPlankRoadOneMember" xlink:to="exr_FredericksburgPlankRoadOneMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_FredericksburgPlankRoadTwoMember" xlink:label="exr_FredericksburgPlankRoadTwoMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_FredericksburgPlankRoadTwoMember_lbl" xml:lang="en-US" id="id_8875721_2015614_3_1">Fredericksburg Plank Road Two [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_FredericksburgPlankRoadTwoMember_lbl" xml:lang="en-US" id="id_8875721_2015614_1_1">Fredericksburg Plank Road Two [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_FredericksburgPlankRoadTwoMember_lbl" xml:lang="en-US" id="id_8875721_2015614_2_1">Fredericksburg Plank Road 2 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_FredericksburgPlankRoadTwoMember" xlink:to="exr_FredericksburgPlankRoadTwoMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_FreeportMember" xlink:label="exr_FreeportMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_FreeportMember_lbl" xml:lang="en-US" id="id_8875721_1925864_3_1">Freeport [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_FreeportMember_lbl" xml:lang="en-US" id="id_8875721_1925864_1_1">Freeport [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_FreeportMember_lbl" xml:lang="en-US" id="id_8875721_1925864_2_1">Freeport [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_FreeportMember" xlink:to="exr_FreeportMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_FtWashingtonMember" xlink:label="exr_FtWashingtonMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_FtWashingtonMember_lbl" xml:lang="en-US" id="id_8875721_1936221_3_1">Ft Washington [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_FtWashingtonMember_lbl" xml:lang="en-US" id="id_8875721_1936221_1_1">Ft Washington [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_FtWashingtonMember_lbl" xml:lang="en-US" id="id_8875721_1936221_2_1">Ft. Washington, MD [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_FtWashingtonMember" xlink:to="exr_FtWashingtonMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_FtWayneMember" xlink:label="exr_FtWayneMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_FtWayneMember_lbl" xml:lang="en-US" id="id_8875721_1894651_3_1">Ft Wayne [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_FtWayneMember_lbl" xml:lang="en-US" id="id_8875721_1894651_1_1">Ft Wayne [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_FtWayneMember_lbl" xml:lang="en-US" id="id_8875721_1894651_2_1">Ft Wayne, IN [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_FtWayneMember" xlink:to="exr_FtWayneMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/stpr/2011/stpr-2011-01-31.xsd#stpr_GA" xlink:label="stpr_GA"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="stpr_GA_lbl" xml:lang="en-US" id="id_8875721_1643685_1_1">GEORGIA</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="stpr_GA_lbl" xml:lang="en-US" id="id_8875721_1643685_2_1">GEORGIA</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="stpr_GA" xlink:to="stpr_GA_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_GainLossOnCondemnation" xlink:label="us-gaap_GainLossOnCondemnation"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_GainLossOnCondemnation_lbl" xml:lang="en-US" id="id_8875721_1644792_1_1">Gain (Loss) on Condemnation</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_GainLossOnCondemnation_lbl" xml:lang="en-US" id="id_8875721_1644792_2_1">Gain on condemnation of a portion of land</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GainLossOnCondemnation" xlink:to="us-gaap_GainLossOnCondemnation_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_GainLossOnDispositionOfAssets" xlink:label="us-gaap_GainLossOnDispositionOfAssets"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_GainLossOnDispositionOfAssets_lbl" xml:lang="en-US" id="id_8875721_1646150_1_1">Gain (Loss) on Disposition of Property Plant Equipment, Excluding Oil and Gas Property and Timber Property</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_GainLossOnDispositionOfAssets_lbl" xml:lang="en-US" id="id_8875721_1646150_2_1">Gain (loss) on sale of property</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_GainLossOnDispositionOfAssets_lbl" xml:lang="en-US" id="id_8875721_1646150_12_1">Gain on sale of real estate</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_GainLossOnDispositionOfAssets_lbl" xml:lang="en-US" id="id_8875721_1646150_14_1">Gain on sale of real estate assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GainLossOnDispositionOfAssets" xlink:to="us-gaap_GainLossOnDispositionOfAssets_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_GainLossOnRepurchaseOfDebtInstrument" xlink:label="us-gaap_GainLossOnRepurchaseOfDebtInstrument"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_GainLossOnRepurchaseOfDebtInstrument_lbl" xml:lang="en-US" id="id_8875721_1647475_1_1">Gain (Loss) on Repurchase of Debt Instrument</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_GainLossOnRepurchaseOfDebtInstrument_lbl" xml:lang="en-US" id="id_8875721_1647475_2_1">Gain/(Loss) on repurchase</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GainLossOnRepurchaseOfDebtInstrument" xlink:to="us-gaap_GainLossOnRepurchaseOfDebtInstrument_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_GainLossOnSaleOfInterestInProjects" xlink:label="us-gaap_GainLossOnSaleOfInterestInProjects"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_GainLossOnSaleOfInterestInProjects_lbl" xml:lang="en-US" id="id_8875721_1645929_1_1">Gain (Loss) on Sale of Interest in Projects</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_GainLossOnSaleOfInterestInProjects_lbl" xml:lang="en-US" id="id_8875721_1645929_2_1">Cash gain on sale of investment in joint venture</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GainLossOnSaleOfInterestInProjects" xlink:to="us-gaap_GainLossOnSaleOfInterestInProjects_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_GainLossOnSaleOfRealEstateAssetsAndPurchaseOfJointVenturePartnersInterests" xlink:label="exr_GainLossOnSaleOfRealEstateAssetsAndPurchaseOfJointVenturePartnersInterests"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_GainLossOnSaleOfRealEstateAssetsAndPurchaseOfJointVenturePartnersInterests_lbl" xml:lang="en-US" id="id_8875721_1976689_3_1">Gain or loss included in earnings resulting from the difference between the carrying value and the sale price of real estate and the gain or loss recorded as a result of the purchase of joint venture partnership interests in a step acquisition.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_GainLossOnSaleOfRealEstateAssetsAndPurchaseOfJointVenturePartnersInterests_lbl" xml:lang="en-US" id="id_8875721_1976689_1_1">Gain Loss On Sale Of Real Estate Assets And Purchase Of Joint Venture Partners Interests</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="exr_GainLossOnSaleOfRealEstateAssetsAndPurchaseOfJointVenturePartnersInterests_lbl" xml:lang="en-US" id="id_8875721_1976689_14_1">Gain on sale of real estate assets and purchase of joint venture partners' interests</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_GainLossOnSaleOfRealEstateAssetsAndPurchaseOfJointVenturePartnersInterests" xlink:to="exr_GainLossOnSaleOfRealEstateAssetsAndPurchaseOfJointVenturePartnersInterests_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_GainLossOnSaleOfRealEstateAssetsAndPurchaseOfPartnersInterests" xlink:label="exr_GainLossOnSaleOfRealEstateAssetsAndPurchaseOfPartnersInterests"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_GainLossOnSaleOfRealEstateAssetsAndPurchaseOfPartnersInterests_lbl" xml:lang="en-US" id="id_8875721_1712292_3_1">The gain (loss) included in earnings resulting from the sale of real estate assets and the purchase of joint venture partners' interests.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_GainLossOnSaleOfRealEstateAssetsAndPurchaseOfPartnersInterests_lbl" xml:lang="en-US" id="id_8875721_1712292_1_1">Gain Loss On Sale Of Real Estate Assets And Purchase Of Partners Interests</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_GainLossOnSaleOfRealEstateAssetsAndPurchaseOfPartnersInterests_lbl" xml:lang="en-US" id="id_8875721_1712292_2_1">Equity in earnings of unconsolidated real estate ventures - gain on sale of real estate assets and purchase of joint venture partners' interests</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="exr_GainLossOnSaleOfRealEstateAssetsAndPurchaseOfPartnersInterests_lbl" xml:lang="en-US" id="id_8875721_1712292_12_1">Equity in earnings of unconsolidated real estate ventures - gain on sale of real estate assets and purchase of partners' interests</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_GainLossOnSaleOfRealEstateAssetsAndPurchaseOfPartnersInterests" xlink:to="exr_GainLossOnSaleOfRealEstateAssetsAndPurchaseOfPartnersInterests_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_GainsLossesOnExtinguishmentOfDebt" xlink:label="us-gaap_GainsLossesOnExtinguishmentOfDebt"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_GainsLossesOnExtinguishmentOfDebt_lbl" xml:lang="en-US" id="id_8875721_1646711_1_1">Gains (Losses) on Extinguishment of Debt</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_GainsLossesOnExtinguishmentOfDebt_lbl" xml:lang="en-US" id="id_8875721_1646711_2_1">Loss on extinguishment of debt related to portfolio acquisition</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_GainsLossesOnExtinguishmentOfDebt_lbl" xml:lang="en-US" id="id_8875721_1646711_14_1">Loss on extinguishment of debt related to portfolio acquisition</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GainsLossesOnExtinguishmentOfDebt" xlink:to="us-gaap_GainsLossesOnExtinguishmentOfDebt_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_GainsLossesOnRealEstateTransactionsAndEarnOutFromPriorAcquisition" xlink:label="exr_GainsLossesOnRealEstateTransactionsAndEarnOutFromPriorAcquisition"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_GainsLossesOnRealEstateTransactionsAndEarnOutFromPriorAcquisition_lbl" xml:lang="en-US" id="id_8875721_1997073_3_1">Gains losses on real estate transactions and earn out from prior acquisition.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_GainsLossesOnRealEstateTransactionsAndEarnOutFromPriorAcquisition_lbl" xml:lang="en-US" id="id_8875721_1997073_1_1">Gains Losses On Real Estate Transactions And Earn Out From Prior Acquisition</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="exr_GainsLossesOnRealEstateTransactionsAndEarnOutFromPriorAcquisition_lbl" xml:lang="en-US" id="id_8875721_1997073_14_1">Loss (gain) on real estate transactions and earnout from prior acquisitions</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_GainsLossesOnRealEstateTransactionsAndEarnOutFromPriorAcquisition" xlink:to="exr_GainsLossesOnRealEstateTransactionsAndEarnOutFromPriorAcquisition_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_GainsLossesOnSalesOfRealEstateAndEarnoutFromPriorAcquisitions" xlink:label="exr_GainsLossesOnSalesOfRealEstateAndEarnoutFromPriorAcquisitions"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_GainsLossesOnSalesOfRealEstateAndEarnoutFromPriorAcquisitions_lbl" xml:lang="en-US" id="id_8875721_1703667_3_1">Represents the net gain (loss) resulting from sales and other transactions involving real estate owned for investment purposes and earnout from prior acquisitions.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_GainsLossesOnSalesOfRealEstateAndEarnoutFromPriorAcquisitions_lbl" xml:lang="en-US" id="id_8875721_1703667_1_1">Gains Losses On Sales Of Real Estate And Earnout From Prior Acquisitions</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_GainsLossesOnSalesOfRealEstateAndEarnoutFromPriorAcquisitions_lbl" xml:lang="en-US" id="id_8875721_1703667_2_1">Gain (loss) on real estate transactions and earnout from prior acquisitions</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_GainsLossesOnSalesOfRealEstateAndEarnoutFromPriorAcquisitions" xlink:to="exr_GainsLossesOnSalesOfRealEstateAndEarnoutFromPriorAcquisitions_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_GambrillsMember" xlink:label="exr_GambrillsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_GambrillsMember_lbl" xml:lang="en-US" id="id_8875721_1830438_3_1">Gambrills [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_GambrillsMember_lbl" xml:lang="en-US" id="id_8875721_1830438_1_1">Gambrills [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_GambrillsMember_lbl" xml:lang="en-US" id="id_8875721_1830438_2_1">Gambrills [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_GambrillsMember" xlink:to="exr_GambrillsMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_GardenaMember" xlink:label="exr_GardenaMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_GardenaMember_lbl" xml:lang="en-US" id="id_8875721_1938656_3_1">Gardena [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_GardenaMember_lbl" xml:lang="en-US" id="id_8875721_1938656_1_1">Gardena [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_GardenaMember_lbl" xml:lang="en-US" id="id_8875721_1938656_2_1">Gardena [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_GardenaMember" xlink:to="exr_GardenaMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_GarlandBeltlineRdMember" xlink:label="exr_GarlandBeltlineRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_GarlandBeltlineRdMember_lbl" xml:lang="en-US" id="id_8875721_2016078_3_1">Garland Beltline Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_GarlandBeltlineRdMember_lbl" xml:lang="en-US" id="id_8875721_2016078_1_1">Garland Beltline Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_GarlandBeltlineRdMember_lbl" xml:lang="en-US" id="id_8875721_2016078_2_1">Garland / Beltline Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_GarlandBeltlineRdMember" xlink:to="exr_GarlandBeltlineRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_GarlandTexasSixtySixMember" xlink:label="exr_GarlandTexasSixtySixMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_GarlandTexasSixtySixMember_lbl" xml:lang="en-US" id="id_8875721_2016079_3_1">Garland Texas Sixty Six [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_GarlandTexasSixtySixMember_lbl" xml:lang="en-US" id="id_8875721_2016079_1_1">Garland Texas Sixty Six [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_GarlandTexasSixtySixMember_lbl" xml:lang="en-US" id="id_8875721_2016079_2_1">Garland / Texas 66 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_GarlandTexasSixtySixMember" xlink:to="exr_GarlandTexasSixtySixMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_GeneralAndAdministrativeExpense" xlink:label="us-gaap_GeneralAndAdministrativeExpense"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_GeneralAndAdministrativeExpense_lbl" xml:lang="en-US" id="id_8875721_1650296_1_1">General and Administrative Expense</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_GeneralAndAdministrativeExpense_lbl" xml:lang="en-US" id="id_8875721_1650296_2_1">General and administrative</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_GeneralAndAdministrativeExpense" xlink:to="us-gaap_GeneralAndAdministrativeExpense_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_GeorgiaOnePropertyAprilThreeTwoThousandAndFourteenMember" xlink:label="exr_GeorgiaOnePropertyAprilThreeTwoThousandAndFourteenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_GeorgiaOnePropertyAprilThreeTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1656009_3_1">Georgia One Property April Three Two Thousand And Fourteen[Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_GeorgiaOnePropertyAprilThreeTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1656009_1_1">Georgia One Property April Three Two Thousand And Fourteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_GeorgiaOnePropertyAprilThreeTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1656009_2_1">Georgia, 1 Property Acquired 4/3/2014 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_GeorgiaOnePropertyAprilThreeTwoThousandAndFourteenMember" xlink:to="exr_GeorgiaOnePropertyAprilThreeTwoThousandAndFourteenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_GeorgiaOnePropertyAprilTwentyFourTwoThousandAndFifteenMember" xlink:label="exr_GeorgiaOnePropertyAprilTwentyFourTwoThousandAndFifteenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_GeorgiaOnePropertyAprilTwentyFourTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_1977164_3_1">Georgia One Property April Twenty Four Two Thousand And Fifteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_GeorgiaOnePropertyAprilTwentyFourTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_1977164_1_1">Georgia One Property April Twenty Four Two Thousand And Fifteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_GeorgiaOnePropertyAprilTwentyFourTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_1977164_2_1">Georgia 1 Property Acquired 4/24/2015 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_GeorgiaOnePropertyAprilTwentyFourTwoThousandAndFifteenMember" xlink:to="exr_GeorgiaOnePropertyAprilTwentyFourTwoThousandAndFifteenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_GeorgiaOnePropertyAugustSixTwoThousandAndFourteenMember" xlink:label="exr_GeorgiaOnePropertyAugustSixTwoThousandAndFourteenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_GeorgiaOnePropertyAugustSixTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1671256_3_1">Georgia One Property August Six Two Thousand And Fourteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_GeorgiaOnePropertyAugustSixTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1671256_1_1">Georgia One Property August Six Two Thousand And Fourteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_GeorgiaOnePropertyAugustSixTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1671256_2_1">Georgia, 1 Property Acquired 8/6/2014 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_GeorgiaOnePropertyAugustSixTwoThousandAndFourteenMember" xlink:to="exr_GeorgiaOnePropertyAugustSixTwoThousandAndFourteenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_GeorgiaOnePropertyMaySevenTwoThousandAndFifteenMember" xlink:label="exr_GeorgiaOnePropertyMaySevenTwoThousandAndFifteenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_GeorgiaOnePropertyMaySevenTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_1977161_3_1">Georgia One Property May Seven Two Thousand And Fifteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_GeorgiaOnePropertyMaySevenTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_1977161_1_1">Georgia One Property May Seven Two Thousand And Fifteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_GeorgiaOnePropertyMaySevenTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_1977161_2_1">Georgia 1 Property Acquired 5/7/2015 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_GeorgiaOnePropertyMaySevenTwoThousandAndFifteenMember" xlink:to="exr_GeorgiaOnePropertyMaySevenTwoThousandAndFifteenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_GeorgiaOnePropertyOctoberTwentyTwoTwoThousandAndFourteenMember" xlink:label="exr_GeorgiaOnePropertyOctoberTwentyTwoTwoThousandAndFourteenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_GeorgiaOnePropertyOctoberTwentyTwoTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1787250_3_1">Georgia One Property October Twenty Two Two Thousand And Fourteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_GeorgiaOnePropertyOctoberTwentyTwoTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1787250_1_1">Georgia One Property October Twenty Two Two Thousand And Fourteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_GeorgiaOnePropertyOctoberTwentyTwoTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1787250_2_1">Georgia, 1 Property Acquired 10/22/2014 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_GeorgiaOnePropertyOctoberTwentyTwoTwoThousandAndFourteenMember" xlink:to="exr_GeorgiaOnePropertyOctoberTwentyTwoTwoThousandAndFourteenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_GilroyMember" xlink:label="exr_GilroyMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_GilroyMember_lbl" xml:lang="en-US" id="id_8875721_2012696_3_1">Gilroy [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_GilroyMember_lbl" xml:lang="en-US" id="id_8875721_2012696_1_1">Gilroy [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_GilroyMember_lbl" xml:lang="en-US" id="id_8875721_2012696_2_1">Gilroy [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_GilroyMember" xlink:to="exr_GilroyMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_GlenAllenMember" xlink:label="exr_GlenAllenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_GlenAllenMember_lbl" xml:lang="en-US" id="id_8875721_1797364_3_1">Glen Allen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_GlenAllenMember_lbl" xml:lang="en-US" id="id_8875721_1797364_1_1">Glen Allen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_GlenAllenMember_lbl" xml:lang="en-US" id="id_8875721_1797364_2_1">Glen Allen [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_GlenAllenMember" xlink:to="exr_GlenAllenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_GlenBurnieMember" xlink:label="exr_GlenBurnieMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_GlenBurnieMember_lbl" xml:lang="en-US" id="id_8875721_1918590_3_1">Glen Burnie [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_GlenBurnieMember_lbl" xml:lang="en-US" id="id_8875721_1918590_1_1">Glen Burnie [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_GlenBurnieMember_lbl" xml:lang="en-US" id="id_8875721_1918590_2_1">Glen Burnie [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_GlenBurnieMember" xlink:to="exr_GlenBurnieMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_GlendaleMember" xlink:label="exr_GlendaleMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_GlendaleMember_lbl" xml:lang="en-US" id="id_8875721_1848706_3_1">Glendale.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_GlendaleMember_lbl" xml:lang="en-US" id="id_8875721_1848706_1_1">Glendale [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_GlendaleMember_lbl" xml:lang="en-US" id="id_8875721_1848706_2_1">Glendale [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_GlendaleMember" xlink:to="exr_GlendaleMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_GlenRockMember" xlink:label="exr_GlenRockMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_GlenRockMember_lbl" xml:lang="en-US" id="id_8875721_1804776_3_1">Glen Rock [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_GlenRockMember_lbl" xml:lang="en-US" id="id_8875721_1804776_1_1">Glen Rock [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_GlenRockMember_lbl" xml:lang="en-US" id="id_8875721_1804776_2_1">Glen Rock [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_GlenRockMember" xlink:to="exr_GlenRockMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_GooseCreekMember" xlink:label="exr_GooseCreekMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_GooseCreekMember_lbl" xml:lang="en-US" id="id_8875721_1767041_3_1">Goose Creek [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_GooseCreekMember_lbl" xml:lang="en-US" id="id_8875721_1767041_1_1">Goose Creek [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_GooseCreekMember_lbl" xml:lang="en-US" id="id_8875721_1767041_2_1">Goose Creek [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_GooseCreekMember" xlink:to="exr_GooseCreekMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_GrandPrairieNhwyThreeHundredAndSixtyNumberOneMember" xlink:label="exr_GrandPrairieNhwyThreeHundredAndSixtyNumberOneMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_GrandPrairieNhwyThreeHundredAndSixtyNumberOneMember_lbl" xml:lang="en-US" id="id_8875721_2016075_3_1">Grand Prairie NHwy Three Hundred And Sixty Number One [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_GrandPrairieNhwyThreeHundredAndSixtyNumberOneMember_lbl" xml:lang="en-US" id="id_8875721_2016075_1_1">Grand Prairie NHwy Three Hundred And Sixty Number One [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_GrandPrairieNhwyThreeHundredAndSixtyNumberOneMember_lbl" xml:lang="en-US" id="id_8875721_2016075_2_1">Grand Prairie / N Hwy 360 1 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_GrandPrairieNhwyThreeHundredAndSixtyNumberOneMember" xlink:to="exr_GrandPrairieNhwyThreeHundredAndSixtyNumberOneMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_GrandPrairieNHwyThreeHundredAndSixtyNumberTwoMember" xlink:label="exr_GrandPrairieNHwyThreeHundredAndSixtyNumberTwoMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_GrandPrairieNHwyThreeHundredAndSixtyNumberTwoMember_lbl" xml:lang="en-US" id="id_8875721_1827143_3_1">Grand Prairie N Hwy Three Hundred And Sixty Number Two [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_GrandPrairieNHwyThreeHundredAndSixtyNumberTwoMember_lbl" xml:lang="en-US" id="id_8875721_1827143_1_1">Grand Prairie N Hwy Three Hundred And Sixty Number Two [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_GrandPrairieNHwyThreeHundredAndSixtyNumberTwoMember_lbl" xml:lang="en-US" id="id_8875721_1827143_2_1">Grand Prairie / N Hwy 360 2 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_GrandPrairieNHwyThreeHundredAndSixtyNumberTwoMember" xlink:to="exr_GrandPrairieNHwyThreeHundredAndSixtyNumberTwoMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_GrandviewMember" xlink:label="exr_GrandviewMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_GrandviewMember_lbl" xml:lang="en-US" id="id_8875721_1810086_3_1">Grandview [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_GrandviewMember_lbl" xml:lang="en-US" id="id_8875721_1810086_1_1">Grandview [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_GrandviewMember_lbl" xml:lang="en-US" id="id_8875721_1810086_2_1">Grandview [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_GrandviewMember" xlink:to="exr_GrandviewMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_GrandvilleMember" xlink:label="exr_GrandvilleMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_GrandvilleMember_lbl" xml:lang="en-US" id="id_8875721_1655556_3_1">Grandville [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_GrandvilleMember_lbl" xml:lang="en-US" id="id_8875721_1655556_1_1">Grandville [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_GrandvilleMember_lbl" xml:lang="en-US" id="id_8875721_1655556_2_1">Grandville [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_GrandvilleMember" xlink:to="exr_GrandvilleMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_GreenacresMember" xlink:label="exr_GreenacresMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_GreenacresMember_lbl" xml:lang="en-US" id="id_8875721_1800793_3_1">Greenacres [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_GreenacresMember_lbl" xml:lang="en-US" id="id_8875721_1800793_1_1">Greenacres [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_GreenacresMember_lbl" xml:lang="en-US" id="id_8875721_1800793_2_1">Greenacres [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_GreenacresMember" xlink:to="exr_GreenacresMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_GreensboroHighPointRdMember" xlink:label="exr_GreensboroHighPointRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_GreensboroHighPointRdMember_lbl" xml:lang="en-US" id="id_8875721_1821229_3_1">Greensboro High Point Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_GreensboroHighPointRdMember_lbl" xml:lang="en-US" id="id_8875721_1821229_1_1">Greensboro High Point Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_GreensboroHighPointRdMember_lbl" xml:lang="en-US" id="id_8875721_1821229_2_1">Greensboro / High Point Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_GreensboroHighPointRdMember" xlink:to="exr_GreensboroHighPointRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_GreensboroLawndaleDriveMember" xlink:label="exr_GreensboroLawndaleDriveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_GreensboroLawndaleDriveMember_lbl" xml:lang="en-US" id="id_8875721_1939205_3_1">Greensboro Lawndale Drive [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_GreensboroLawndaleDriveMember_lbl" xml:lang="en-US" id="id_8875721_1939205_1_1">Greensboro Lawndale Drive [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_GreensboroLawndaleDriveMember_lbl" xml:lang="en-US" id="id_8875721_1939205_2_1">Greensboro / Lawndale Drive [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_GreensboroLawndaleDriveMember" xlink:to="exr_GreensboroLawndaleDriveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_GreenvilleMember" xlink:label="exr_GreenvilleMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_GreenvilleMember_lbl" xml:lang="en-US" id="id_8875721_1945190_3_1">Greenville [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_GreenvilleMember_lbl" xml:lang="en-US" id="id_8875721_1945190_1_1">Greenville [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_GreenvilleMember_lbl" xml:lang="en-US" id="id_8875721_1945190_2_1">Greenville [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_GreenvilleMember" xlink:to="exr_GreenvilleMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_GrossProceedsFromIssuanceOfCommonStock" xlink:label="exr_GrossProceedsFromIssuanceOfCommonStock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_GrossProceedsFromIssuanceOfCommonStock_lbl" xml:lang="en-US" id="id_8875721_1680535_3_1">Represents the gross proceeds from the additional capital raised by the entity through a public stock offering.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_GrossProceedsFromIssuanceOfCommonStock_lbl" xml:lang="en-US" id="id_8875721_1680535_1_1">Gross Proceeds From Issuance Of Common Stock</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_GrossProceedsFromIssuanceOfCommonStock_lbl" xml:lang="en-US" id="id_8875721_1680535_2_1">Gross proceeds from issuance of common stock</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_GrossProceedsFromIssuanceOfCommonStock" xlink:to="exr_GrossProceedsFromIssuanceOfCommonStock_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_GrotonMember" xlink:label="exr_GrotonMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_GrotonMember_lbl" xml:lang="en-US" id="id_8875721_1763898_3_1">Groton [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_GrotonMember_lbl" xml:lang="en-US" id="id_8875721_1763898_1_1">Groton [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_GrotonMember_lbl" xml:lang="en-US" id="id_8875721_1763898_2_1">Groton [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_GrotonMember" xlink:to="exr_GrotonMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_GrupePropertiesAcquiredMember" xlink:label="exr_GrupePropertiesAcquiredMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_GrupePropertiesAcquiredMember_lbl" xml:lang="en-US" id="id_8875721_1813262_3_1">Grupe Properties Acquired [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_GrupePropertiesAcquiredMember_lbl" xml:lang="en-US" id="id_8875721_1813262_1_1">Grupe Properties Acquired [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_GrupePropertiesAcquiredMember_lbl" xml:lang="en-US" id="id_8875721_1813262_2_1">Grupe Acquisition [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_GrupePropertiesAcquiredMember" xlink:to="exr_GrupePropertiesAcquiredMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_GulfBreezeGulfBreezePkwyMember" xlink:label="exr_GulfBreezeGulfBreezePkwyMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_GulfBreezeGulfBreezePkwyMember_lbl" xml:lang="en-US" id="id_8875721_2015749_3_1">Gulf Breeze / Gulf Breeze Pkwy [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_GulfBreezeGulfBreezePkwyMember_lbl" xml:lang="en-US" id="id_8875721_2015749_1_1">Gulf Breeze / Gulf Breeze Pkwy [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_GulfBreezeGulfBreezePkwyMember_lbl" xml:lang="en-US" id="id_8875721_2015749_2_1">Gulf Breeze / Gulf Breeze Pkwy [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_GulfBreezeGulfBreezePkwyMember" xlink:to="exr_GulfBreezeGulfBreezePkwyMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_GulfBreezeMcclureDrMember" xlink:label="exr_GulfBreezeMcclureDrMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_GulfBreezeMcclureDrMember_lbl" xml:lang="en-US" id="id_8875721_2015750_3_1">Gulf Breeze / McClure Dr [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_GulfBreezeMcclureDrMember_lbl" xml:lang="en-US" id="id_8875721_2015750_1_1">Gulf Breeze / McClure Dr [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_GulfBreezeMcclureDrMember_lbl" xml:lang="en-US" id="id_8875721_2015750_2_1">Gulf Breeze / McClure Dr [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_GulfBreezeMcclureDrMember" xlink:to="exr_GulfBreezeMcclureDrMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_GurneeMember" xlink:label="exr_GurneeMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_GurneeMember_lbl" xml:lang="en-US" id="id_8875721_1855059_3_1">Gurnee [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_GurneeMember_lbl" xml:lang="en-US" id="id_8875721_1855059_1_1">Gurnee [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_GurneeMember_lbl" xml:lang="en-US" id="id_8875721_1855059_2_1">Gurnee [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_GurneeMember" xlink:to="exr_GurneeMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_HackensackRailroadAveMember" xlink:label="exr_HackensackRailroadAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_HackensackRailroadAveMember_lbl" xml:lang="en-US" id="id_8875721_1776320_3_1">Hackensack Railroad Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_HackensackRailroadAveMember_lbl" xml:lang="en-US" id="id_8875721_1776320_1_1">Hackensack Railroad Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_HackensackRailroadAveMember_lbl" xml:lang="en-US" id="id_8875721_1776320_2_1">Hackensack / Railroad Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_HackensackRailroadAveMember" xlink:to="exr_HackensackRailroadAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_HackensackSouthRiverStMember" xlink:label="exr_HackensackSouthRiverStMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_HackensackSouthRiverStMember_lbl" xml:lang="en-US" id="id_8875721_1806509_3_1">Hackensack South River St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_HackensackSouthRiverStMember_lbl" xml:lang="en-US" id="id_8875721_1806509_1_1">Hackensack South River St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_HackensackSouthRiverStMember_lbl" xml:lang="en-US" id="id_8875721_1806509_2_1">Hackensack / South River St [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_HackensackSouthRiverStMember" xlink:to="exr_HackensackSouthRiverStMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_HackettstownMember" xlink:label="exr_HackettstownMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_HackettstownMember_lbl" xml:lang="en-US" id="id_8875721_1912522_3_1">Hackettstown [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_HackettstownMember_lbl" xml:lang="en-US" id="id_8875721_1912522_1_1">Hackettstown [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_HackettstownMember_lbl" xml:lang="en-US" id="id_8875721_1912522_2_1">Hackettstown [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_HackettstownMember" xlink:to="exr_HackettstownMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_HamiltonMember" xlink:label="exr_HamiltonMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_HamiltonMember_lbl" xml:lang="en-US" id="id_8875721_1800966_3_1">Hamilton [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_HamiltonMember_lbl" xml:lang="en-US" id="id_8875721_1800966_1_1">Hamilton [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_HamiltonMember_lbl" xml:lang="en-US" id="id_8875721_1800966_2_1">Hamilton [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_HamiltonMember" xlink:to="exr_HamiltonMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_HamptonBigBethelRdMember" xlink:label="exr_HamptonBigBethelRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_HamptonBigBethelRdMember_lbl" xml:lang="en-US" id="id_8875721_2015616_3_1">Hampton Big Bethel Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_HamptonBigBethelRdMember_lbl" xml:lang="en-US" id="id_8875721_2015616_1_1">Hampton Big Bethel Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_HamptonBigBethelRdMember_lbl" xml:lang="en-US" id="id_8875721_2015616_2_1">Hampton Big Bethel Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_HamptonBigBethelRdMember" xlink:to="exr_HamptonBigBethelRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_HamptonLasalleAveMember" xlink:label="exr_HamptonLasalleAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_HamptonLasalleAveMember_lbl" xml:lang="en-US" id="id_8875721_2015617_3_1">Hampton LaSalle Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_HamptonLasalleAveMember_lbl" xml:lang="en-US" id="id_8875721_2015617_1_1">Hampton LaSalle Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_HamptonLasalleAveMember_lbl" xml:lang="en-US" id="id_8875721_2015617_2_1">Hampton LaSalle Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_HamptonLasalleAveMember" xlink:to="exr_HamptonLasalleAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_HamptonPembrokeAveMember" xlink:label="exr_HamptonPembrokeAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_HamptonPembrokeAveMember_lbl" xml:lang="en-US" id="id_8875721_2015618_3_1">Hampton Pembroke Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_HamptonPembrokeAveMember_lbl" xml:lang="en-US" id="id_8875721_2015618_1_1">Hampton Pembroke Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_HamptonPembrokeAveMember_lbl" xml:lang="en-US" id="id_8875721_2015618_2_1">Hampton Pembroke Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_HamptonPembrokeAveMember" xlink:to="exr_HamptonPembrokeAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_HanoverMember" xlink:label="exr_HanoverMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_HanoverMember_lbl" xml:lang="en-US" id="id_8875721_1827557_3_1">Hanover [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_HanoverMember_lbl" xml:lang="en-US" id="id_8875721_1827557_1_1">Hanover [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_HanoverMember_lbl" xml:lang="en-US" id="id_8875721_1827557_2_1">Hanover [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_HanoverMember" xlink:to="exr_HanoverMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_HarrisonMember" xlink:label="exr_HarrisonMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_HarrisonMember_lbl" xml:lang="en-US" id="id_8875721_1855510_3_1">Harrison [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_HarrisonMember_lbl" xml:lang="en-US" id="id_8875721_1855510_1_1">Harrison [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_HarrisonMember_lbl" xml:lang="en-US" id="id_8875721_1855510_2_1">Harrison [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_HarrisonMember" xlink:to="exr_HarrisonMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_HarrisonStreetRealEstateEspiaLlcMember" xlink:label="exr_HarrisonStreetRealEstateEspiaLlcMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_HarrisonStreetRealEstateEspiaLlcMember_lbl" xml:lang="en-US" id="id_8875721_1891893_3_1">Harrison Street Real Estate Espia Llc [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_HarrisonStreetRealEstateEspiaLlcMember_lbl" xml:lang="en-US" id="id_8875721_1891893_1_1">Harrison Street Real Estate Espia LLC [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_HarrisonStreetRealEstateEspiaLlcMember_lbl" xml:lang="en-US" id="id_8875721_1891893_2_1">HSRE-ESP IA, LLC (HSRE) [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_HarrisonStreetRealEstateEspiaLlcMember" xlink:to="exr_HarrisonStreetRealEstateEspiaLlcMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_HauppaugeMember" xlink:label="exr_HauppaugeMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_HauppaugeMember_lbl" xml:lang="en-US" id="id_8875721_1851009_3_1">Hauppauge [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_HauppaugeMember_lbl" xml:lang="en-US" id="id_8875721_1851009_1_1">Hauppauge [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_HauppaugeMember_lbl" xml:lang="en-US" id="id_8875721_1851009_2_1">Hauppauge [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_HauppaugeMember" xlink:to="exr_HauppaugeMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_HawaiianGardensMember" xlink:label="exr_HawaiianGardensMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_HawaiianGardensMember_lbl" xml:lang="en-US" id="id_8875721_1925863_3_1">Hawaiian Gardens [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_HawaiianGardensMember_lbl" xml:lang="en-US" id="id_8875721_1925863_1_1">Hawaiian Gardens [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_HawaiianGardensMember_lbl" xml:lang="en-US" id="id_8875721_1925863_2_1">Hawaiian Gardens [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_HawaiianGardensMember" xlink:to="exr_HawaiianGardensMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_HawthorneLaCienegaBlvdMember" xlink:label="exr_HawthorneLaCienegaBlvdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_HawthorneLaCienegaBlvdMember_lbl" xml:lang="en-US" id="id_8875721_2015752_3_1">Hawthorne / La Cienega Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_HawthorneLaCienegaBlvdMember_lbl" xml:lang="en-US" id="id_8875721_2015752_1_1">Hawthorne / La Cienega Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_HawthorneLaCienegaBlvdMember_lbl" xml:lang="en-US" id="id_8875721_2015752_2_1">Hawthorne / La Cienega Blvd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_HawthorneLaCienegaBlvdMember" xlink:to="exr_HawthorneLaCienegaBlvdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_HawthorneRosselleAveMember" xlink:label="exr_HawthorneRosselleAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_HawthorneRosselleAveMember_lbl" xml:lang="en-US" id="id_8875721_2015756_3_1">Hawthorne / Rosselle Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_HawthorneRosselleAveMember_lbl" xml:lang="en-US" id="id_8875721_2015756_1_1">Hawthorne / Rosselle Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_HawthorneRosselleAveMember_lbl" xml:lang="en-US" id="id_8875721_2015756_2_1">Hawthorne / Rosselle Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_HawthorneRosselleAveMember" xlink:to="exr_HawthorneRosselleAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_HaywardMember" xlink:label="exr_HaywardMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_HaywardMember_lbl" xml:lang="en-US" id="id_8875721_1819397_3_1">Hayward [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_HaywardMember_lbl" xml:lang="en-US" id="id_8875721_1819397_1_1">Hayward [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_HaywardMember_lbl" xml:lang="en-US" id="id_8875721_1819397_2_1">Hayward [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_HaywardMember" xlink:to="exr_HaywardMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_HazletMember" xlink:label="exr_HazletMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_HazletMember_lbl" xml:lang="en-US" id="id_8875721_1787965_3_1">Hazlet [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_HazletMember_lbl" xml:lang="en-US" id="id_8875721_1787965_1_1">Hazlet [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_HazletMember_lbl" xml:lang="en-US" id="id_8875721_1787965_2_1">Hazlet [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_HazletMember" xlink:to="exr_HazletMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_HedgingRelationshipDomain" xlink:label="us-gaap_HedgingRelationshipDomain"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_HedgingRelationshipDomain_lbl" xml:lang="en-US" id="id_8875721_1639956_1_1">Hedging Relationship [Domain]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_HedgingRelationshipDomain_lbl" xml:lang="en-US" id="id_8875721_1639956_2_1">Hedging Relationship [Domain]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_HedgingRelationshipDomain" xlink:to="us-gaap_HedgingRelationshipDomain_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_HemetMember" xlink:label="exr_HemetMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_HemetMember_lbl" xml:lang="en-US" id="id_8875721_1773141_3_1">Hemet [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_HemetMember_lbl" xml:lang="en-US" id="id_8875721_1773141_1_1">Hemet [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_HemetMember_lbl" xml:lang="en-US" id="id_8875721_1773141_2_1">Hemet [Member]]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_HemetMember" xlink:to="exr_HemetMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_HendersonRacetrackRdMember" xlink:label="exr_HendersonRacetrackRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_HendersonRacetrackRdMember_lbl" xml:lang="en-US" id="id_8875721_2015808_3_1">Henderson / Racetrack Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_HendersonRacetrackRdMember_lbl" xml:lang="en-US" id="id_8875721_2015808_1_1">Henderson / Racetrack Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_HendersonRacetrackRdMember_lbl" xml:lang="en-US" id="id_8875721_2015808_2_1">Henderson / Racetrack Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_HendersonRacetrackRdMember" xlink:to="exr_HendersonRacetrackRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_HendersonStephaniePlMember" xlink:label="exr_HendersonStephaniePlMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_HendersonStephaniePlMember_lbl" xml:lang="en-US" id="id_8875721_2015810_3_1">Henderson / Stephanie Pl [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_HendersonStephaniePlMember_lbl" xml:lang="en-US" id="id_8875721_2015810_1_1">Henderson / Stephanie Pl [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_HendersonStephaniePlMember_lbl" xml:lang="en-US" id="id_8875721_2015810_2_1">Henderson / Stephanie Pl [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_HendersonStephaniePlMember" xlink:to="exr_HendersonStephaniePlMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_HesperiaMember" xlink:label="exr_HesperiaMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_HesperiaMember_lbl" xml:lang="en-US" id="id_8875721_1822192_3_1">Hesperia [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_HesperiaMember_lbl" xml:lang="en-US" id="id_8875721_1822192_1_1">Hesperia [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_HesperiaMember_lbl" xml:lang="en-US" id="id_8875721_1822192_2_1">Hesperia [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_HesperiaMember" xlink:to="exr_HesperiaMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/stpr/2011/stpr-2011-01-31.xsd#stpr_HI" xlink:label="stpr_HI"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="stpr_HI_lbl" xml:lang="en-US" id="id_8875721_1633978_1_1">HAWAII</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="stpr_HI_lbl" xml:lang="en-US" id="id_8875721_1633978_2_1">HAWAII</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="stpr_HI" xlink:to="stpr_HI_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_HialeahESixtyFifthStreetMember" xlink:label="exr_HialeahESixtyFifthStreetMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_HialeahESixtyFifthStreetMember_lbl" xml:lang="en-US" id="id_8875721_1804637_3_1">Hialeah E Sixty Fifth Street [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_HialeahESixtyFifthStreetMember_lbl" xml:lang="en-US" id="id_8875721_1804637_1_1">Hialeah E Sixty Fifth Street [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_HialeahESixtyFifthStreetMember_lbl" xml:lang="en-US" id="id_8875721_1804637_2_1">Hialeah / E 65th Street [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_HialeahESixtyFifthStreetMember" xlink:to="exr_HialeahESixtyFifthStreetMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_HialeahOkeechobeeRdMember" xlink:label="exr_HialeahOkeechobeeRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_HialeahOkeechobeeRdMember_lbl" xml:lang="en-US" id="id_8875721_1789156_3_1">Hialeah Okeechobee Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_HialeahOkeechobeeRdMember_lbl" xml:lang="en-US" id="id_8875721_1789156_1_1">Hialeah Okeechobee Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_HialeahOkeechobeeRdMember_lbl" xml:lang="en-US" id="id_8875721_1789156_2_1">Hialeah / Okeechobee Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_HialeahOkeechobeeRdMember" xlink:to="exr_HialeahOkeechobeeRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_HialeahWEightyFourthStMember" xlink:label="exr_HialeahWEightyFourthStMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_HialeahWEightyFourthStMember_lbl" xml:lang="en-US" id="id_8875721_1928075_3_1">Hialeah W Eighty Fourth St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_HialeahWEightyFourthStMember_lbl" xml:lang="en-US" id="id_8875721_1928075_1_1">Hialeah W Eighty Fourth St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_HialeahWEightyFourthStMember_lbl" xml:lang="en-US" id="id_8875721_1928075_2_1">Hialeah / W 84th St [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_HialeahWEightyFourthStMember" xlink:to="exr_HialeahWEightyFourthStMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_HickoryMember" xlink:label="exr_HickoryMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_HickoryMember_lbl" xml:lang="en-US" id="id_8875721_1895904_3_1">Hickory [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_HickoryMember_lbl" xml:lang="en-US" id="id_8875721_1895904_1_1">Hickory [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_HickoryMember_lbl" xml:lang="en-US" id="id_8875721_1895904_2_1">Hickory [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_HickoryMember" xlink:to="exr_HickoryMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_HickoryOneMember" xlink:label="exr_HickoryOneMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_HickoryOneMember_lbl" xml:lang="en-US" id="id_8875721_2012870_3_1">Hickory One [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_HickoryOneMember_lbl" xml:lang="en-US" id="id_8875721_2012870_1_1">Hickory One [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_HickoryOneMember_lbl" xml:lang="en-US" id="id_8875721_2012870_2_1">Hickory [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_HickoryOneMember" xlink:to="exr_HickoryOneMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_HicksvilleMember" xlink:label="exr_HicksvilleMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_HicksvilleMember_lbl" xml:lang="en-US" id="id_8875721_1958128_3_1">Hicksville [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_HicksvilleMember_lbl" xml:lang="en-US" id="id_8875721_1958128_1_1">Hicksville [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_HicksvilleMember_lbl" xml:lang="en-US" id="id_8875721_1958128_2_1">Hicksville [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_HicksvilleMember" xlink:to="exr_HicksvilleMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_HighlandParkMember" xlink:label="exr_HighlandParkMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_HighlandParkMember_lbl" xml:lang="en-US" id="id_8875721_1832824_3_1">Highland Park [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_HighlandParkMember_lbl" xml:lang="en-US" id="id_8875721_1832824_1_1">Highland Park [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_HighlandParkMember_lbl" xml:lang="en-US" id="id_8875721_1832824_2_1">Highland Park [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_HighlandParkMember" xlink:to="exr_HighlandParkMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_HilliardMember" xlink:label="exr_HilliardMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_HilliardMember_lbl" xml:lang="en-US" id="id_8875721_1820601_3_1">Hilliard [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_HilliardMember_lbl" xml:lang="en-US" id="id_8875721_1820601_1_1">Hilliard [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_HilliardMember_lbl" xml:lang="en-US" id="id_8875721_1820601_2_1">Hilliard [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_HilliardMember" xlink:to="exr_HilliardMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_HillsboroMember" xlink:label="exr_HillsboroMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_HillsboroMember_lbl" xml:lang="en-US" id="id_8875721_1715280_3_1">Hillsboro [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_HillsboroMember_lbl" xml:lang="en-US" id="id_8875721_1715280_1_1">Hillsboro [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_HillsboroMember_lbl" xml:lang="en-US" id="id_8875721_1715280_2_1">Hillsboro [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_HillsboroMember" xlink:to="exr_HillsboroMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_HobokenMember" xlink:label="exr_HobokenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_HobokenMember_lbl" xml:lang="en-US" id="id_8875721_1801663_3_1">Hoboken [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_HobokenMember_lbl" xml:lang="en-US" id="id_8875721_1801663_1_1">Hoboken [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_HobokenMember_lbl" xml:lang="en-US" id="id_8875721_1801663_2_1">Hoboken [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_HobokenMember" xlink:to="exr_HobokenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_HoldersOfSeriesAPreferredOperatingPartnershipUnitsMember" xlink:label="exr_HoldersOfSeriesAPreferredOperatingPartnershipUnitsMember"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_HoustonKatyFwyMember_lbl" xml:lang="en-US" id="id_8875721_1821258_1_1">Houston Katy Fwy [Member]</label>
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    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_HoustonKatyFwyMember" xlink:to="exr_HoustonKatyFwyMember_lbl"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_HoustonRyewaterDrMember_lbl" xml:lang="en-US" id="id_8875721_1872842_1_1">Houston Ryewater Dr [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_HoustonRyewaterDrMember_lbl" xml:lang="en-US" id="id_8875721_1872842_2_1">Houston / Ryewater Dr [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_HoustonRyewaterDrMember" xlink:to="exr_HoustonRyewaterDrMember_lbl"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_HoustonSenateAveMember_lbl" xml:lang="en-US" id="id_8875721_2015636_3_1">Houston Senate Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_HoustonSenateAveMember_lbl" xml:lang="en-US" id="id_8875721_2015636_1_1">Houston Senate Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_HoustonSenateAveMember_lbl" xml:lang="en-US" id="id_8875721_2015636_2_1">Houston Senate Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_HoustonSenateAveMember" xlink:to="exr_HoustonSenateAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_HoustonSouthMainMember" xlink:label="exr_HoustonSouthMainMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_HoustonSouthMainMember_lbl" xml:lang="en-US" id="id_8875721_1883170_3_1">Houston South Main [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_HoustonSouthMainMember_lbl" xml:lang="en-US" id="id_8875721_1883170_1_1">Houston South Main [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_HoustonSouthMainMember_lbl" xml:lang="en-US" id="id_8875721_1883170_2_1">Houston / South Main [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_HoustonSouthMainMember" xlink:to="exr_HoustonSouthMainMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_HoustonSouthwestFreewayMember" xlink:label="exr_HoustonSouthwestFreewayMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_HoustonSouthwestFreewayMember_lbl" xml:lang="en-US" id="id_8875721_1806510_3_1">Houston Southwest Freeway [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_HoustonSouthwestFreewayMember_lbl" xml:lang="en-US" id="id_8875721_1806510_1_1">Houston Southwest Freeway [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_HoustonSouthwestFreewayMember_lbl" xml:lang="en-US" id="id_8875721_1806510_2_1">Houston / Southwest Freeway [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_HoustonSouthwestFreewayMember" xlink:to="exr_HoustonSouthwestFreewayMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_HoustonSpaceCenterBlvdMember" xlink:label="exr_HoustonSpaceCenterBlvdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_HoustonSpaceCenterBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1913457_3_1">Houston Space Center Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_HoustonSpaceCenterBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1913457_1_1">Houston Space Center Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_HoustonSpaceCenterBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1913457_2_1">Houston / Space Center Blvd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_HoustonSpaceCenterBlvdMember" xlink:to="exr_HoustonSpaceCenterBlvdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_HoustonThreeFiveThreeFiveKatyFreewayMember" xlink:label="exr_HoustonThreeFiveThreeFiveKatyFreewayMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_HoustonThreeFiveThreeFiveKatyFreewayMember_lbl" xml:lang="en-US" id="id_8875721_2015637_3_1">Houston Three Five Three Five Katy Freeway [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_HoustonThreeFiveThreeFiveKatyFreewayMember_lbl" xml:lang="en-US" id="id_8875721_2015637_1_1">Houston Three Five Three Five Katy Freeway [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_HoustonThreeFiveThreeFiveKatyFreewayMember_lbl" xml:lang="en-US" id="id_8875721_2015637_2_1">Houston Three Five Three Five Katy Freeway [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_HoustonThreeFiveThreeFiveKatyFreewayMember" xlink:to="exr_HoustonThreeFiveThreeFiveKatyFreewayMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_HowellMember" xlink:label="exr_HowellMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_HowellMember_lbl" xml:lang="en-US" id="id_8875721_1898311_3_1">Howell [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_HowellMember_lbl" xml:lang="en-US" id="id_8875721_1898311_1_1">Howell [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_HowellMember_lbl" xml:lang="en-US" id="id_8875721_1898311_2_1">Howell [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_HowellMember" xlink:to="exr_HowellMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_HudsonMember" xlink:label="exr_HudsonMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_HudsonMember_lbl" xml:lang="en-US" id="id_8875721_1868117_3_1">Hudson (Member)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_HudsonMember_lbl" xml:lang="en-US" id="id_8875721_1868117_1_1">Hudson (Member)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_HudsonMember_lbl" xml:lang="en-US" id="id_8875721_1868117_2_1">Hudson [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_HudsonMember" xlink:to="exr_HudsonMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/stpr/2011/stpr-2011-01-31.xsd#stpr_IL" xlink:label="stpr_IL"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="stpr_IL_lbl" xml:lang="en-US" id="id_8875721_1631959_1_1">ILLINOIS</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="stpr_IL_lbl" xml:lang="en-US" id="id_8875721_1631959_2_1">ILLINOIS</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="stpr_IL" xlink:to="stpr_IL_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_IllinoisOnePropertyJuneEightTwoThousandAndFifteenMember" xlink:label="exr_IllinoisOnePropertyJuneEightTwoThousandAndFifteenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_IllinoisOnePropertyJuneEightTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_1977158_3_1">Illinois One Property June Eight Two Thousand And Fifteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_IllinoisOnePropertyJuneEightTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_1977158_1_1">Illinois One Property June Eight Two Thousand And Fifteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_IllinoisOnePropertyJuneEightTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_1977158_2_1">Illinois 1 Property Acquired 6/8/2015 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_IllinoisOnePropertyJuneEightTwoThousandAndFifteenMember" xlink:to="exr_IllinoisOnePropertyJuneEightTwoThousandAndFifteenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ImpactOfCashFlowClassificationErrorAbstract" xlink:label="exr_ImpactOfCashFlowClassificationErrorAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ImpactOfCashFlowClassificationErrorAbstract_lbl" xml:lang="en-US" id="id_8875721_1869154_3_1">Impact of Cash Flow Classification Error [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ImpactOfCashFlowClassificationErrorAbstract_lbl" xml:lang="en-US" id="id_8875721_1869154_1_1">Impact of Cash Flow Classification Error [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ImpactOfCashFlowClassificationErrorAbstract_lbl" xml:lang="en-US" id="id_8875721_1869154_2_1">Impact of Cash Flow Classification Error [Abstract]</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/stpr/2011/stpr-2011-01-31.xsd#stpr_IN" xlink:label="stpr_IN"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="stpr_IN_lbl" xml:lang="en-US" id="id_8875721_1638415_1_1">INDIANA</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="stpr_IN_lbl" xml:lang="en-US" id="id_8875721_1638415_2_1">Indiana [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="stpr_IN" xlink:to="stpr_IN_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_IncomeLossAttributableToNoncontrollingInterestFixedComponent" xlink:label="exr_IncomeLossAttributableToNoncontrollingInterestFixedComponent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_IncomeLossAttributableToNoncontrollingInterestFixedComponent_lbl" xml:lang="en-US" id="id_8875721_1730963_3_1">Represents the component of income or loss attributable to the noncontrolling interest as a result of fixed distributions paid to Preferred Operating unit holders.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_IncomeLossAttributableToNoncontrollingInterestFixedComponent_lbl" xml:lang="en-US" id="id_8875721_1730963_1_1">Income (Loss) Attributable to Noncontrolling Interest Fixed Component</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_lbl" xml:lang="en-US" id="id_8875721_1647942_1_1">Income (Loss) from Continuing Operations before Equity Method Investments, Income Taxes, Extraordinary Items, Noncontrolling Interest</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_lbl" xml:lang="en-US" id="id_8875721_1647942_6_1">Income before equity in earnings of unconsolidated real estate ventures and income tax expense</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncomeLossFromEquityMethodInvestments" xlink:label="us-gaap_IncomeLossFromEquityMethodInvestments"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeLossFromEquityMethodInvestments_lbl" xml:lang="en-US" id="id_8875721_1647940_1_1">Income (Loss) from Equity Method Investments</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IncomeLossFromEquityMethodInvestments_lbl" xml:lang="en-US" id="id_8875721_1647940_2_1">Equity in earnings</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions" xlink:label="us-gaap_IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeTaxPolicyTextBlock_lbl" xml:lang="en-US" id="id_8875721_1644088_1_1">Income Tax, Policy [Policy Text Block]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance_lbl" xml:lang="en-US" id="id_8875721_1648922_2_1">Change in valuation allowance</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate_lbl" xml:lang="en-US" id="id_8875721_1650697_2_1">Expected tax at statutory rate</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncomeTaxReconciliationOtherAdjustments" xlink:label="us-gaap_IncomeTaxReconciliationOtherAdjustments"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeTaxReconciliationOtherAdjustments_lbl" xml:lang="en-US" id="id_8875721_1648800_1_1">Effective Income Tax Rate Reconciliation, Other Adjustments, Amount</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IncomeTaxReconciliationOtherAdjustments_lbl" xml:lang="en-US" id="id_8875721_1648800_2_1">Miscellaneous</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_IncomeTaxReconciliationTaxCreditsAdjustments_lbl" xml:lang="en-US" id="id_8875721_2013531_3_1">Income Tax Reconciliation Tax Credits Adjustments</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_IncomeTaxReconciliationTaxCreditsAdjustments_lbl" xml:lang="en-US" id="id_8875721_2013531_1_1">Income Tax Reconciliation Tax Credits Adjustments</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncomeTaxReconciliationTaxExemptIncome" xlink:label="us-gaap_IncomeTaxReconciliationTaxExemptIncome"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncomeTaxReconciliationTaxExemptIncome_lbl" xml:lang="en-US" id="id_8875721_1646250_1_1">Effective Income Tax Rate Reconciliation, Tax Exempt Income, Amount</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_lbl" xml:lang="en-US" id="id_8875721_1649797_1_1">Increase (Decrease) in Other Operating Liabilities</label>
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    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_IncreaseInMinorityInterestOwnershipPercentageByParentInJointVenturePartnerInConsolidatedSelfStorageProperty" xlink:label="exr_IncreaseInMinorityInterestOwnershipPercentageByParentInJointVenturePartnerInConsolidatedSelfStorageProperty"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_IncreaseInMinorityInterestOwnershipPercentageByParentInJointVenturePartnerInConsolidatedSelfStorageProperty_lbl" xml:lang="en-US" id="id_8875721_1682764_3_1">Represents the percentage of ownership interest purchased by the entity in a joint venture partner of a consolidated property.</label>
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    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_IncreaseInOwnershipPercentageByParentInJointVenturePartnerInConsolidatedSelfStorageProperty" xlink:label="exr_IncreaseInOwnershipPercentageByParentInJointVenturePartnerInConsolidatedSelfStorageProperty"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_IncreaseInOwnershipPercentageByParentInJointVenturePartnerInConsolidatedSelfStorageProperty_lbl" xml:lang="en-US" id="id_8875721_2013156_3_1">Increase In Ownership Percentage By Parent In Joint Venture Partner In Consolidated Self Storage Property</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_IncreaseInOwnershipPercentageByParentInJointVenturePartnerInConsolidatedSelfStorageProperty_lbl" xml:lang="en-US" id="id_8875721_2013156_2_1">Purchase of capital interest by entity in a joint venture partner of a consolidated property</label>
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    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_IncreaseInProfitInterestPercentageByParentInJointVenturePartnerInConsolidatedSelfStorageProperty" xlink:label="exr_IncreaseInProfitInterestPercentageByParentInJointVenturePartnerInConsolidatedSelfStorageProperty"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_IncreaseInProfitInterestPercentageByParentInJointVenturePartnerInConsolidatedSelfStorageProperty_lbl" xml:lang="en-US" id="id_8875721_1693821_3_1">Represents the percentage of profit interest purchased by the entity in a joint venture partner of a consolidated property.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_IncreaseInProfitInterestPercentageByParentInJointVenturePartnerInConsolidatedSelfStorageProperty_lbl" xml:lang="en-US" id="id_8875721_1693821_1_1">Increase In Profit Interest Percentage By Parent In Joint Venture Partner In Consolidated Self Storage Property</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_IncreaseInProfitInterestPercentageByParentInJointVenturePartnerInConsolidatedSelfStorageProperty_lbl" xml:lang="en-US" id="id_8875721_1693821_2_1">Purchase of profit interest by the entity in a joint venture partner of a consolidated property</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_IncrementalCommonSharesAttributableToConversionOfDebtSecurities" xlink:label="us-gaap_IncrementalCommonSharesAttributableToConversionOfDebtSecurities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_IncrementalCommonSharesAttributableToConversionOfDebtSecurities_lbl" xml:lang="en-US" id="id_8875721_1632785_1_1">Incremental Common Shares Attributable to Dilutive Effect of Conversion of Debt Securities</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_IncrementalCommonSharesAttributableToConversionOfDebtSecurities_lbl" xml:lang="en-US" id="id_8875721_1632785_2_1">Shares related to the Notes included in the computation for diluted earnings per share</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_IncrementalCommonSharesAttributableToConversionOfDebtSecurities" xlink:to="us-gaap_IncrementalCommonSharesAttributableToConversionOfDebtSecurities_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_IncrementalCommonSharesAttributableToConversionOfOperatingPartnershipUnits" xlink:label="exr_IncrementalCommonSharesAttributableToConversionOfOperatingPartnershipUnits"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_IncrementalCommonSharesAttributableToConversionOfOperatingPartnershipUnits_lbl" xml:lang="en-US" id="id_8875721_1791809_3_1">Shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of convertible operating partnership units.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_IncrementalCommonSharesAttributableToConversionOfOperatingPartnershipUnits_lbl" xml:lang="en-US" id="id_8875721_1791809_1_1">Incremental Common Shares Attributable To Conversion Of Operating Partnership Units</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_IncrementalCommonSharesAttributableToConversionOfOperatingPartnershipUnits_lbl" xml:lang="en-US" id="id_8875721_1791809_2_1">OP Units</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_IncrementalCommonSharesAttributableToConversionOfOperatingPartnershipUnits" xlink:to="exr_IncrementalCommonSharesAttributableToConversionOfOperatingPartnershipUnits_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_IncrementalCommonSharesAttributableToExchangeablePreferredOperatingPartnershipUnits" xlink:label="exr_IncrementalCommonSharesAttributableToExchangeablePreferredOperatingPartnershipUnits"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_IncrementalCommonSharesAttributableToExchangeablePreferredOperatingPartnershipUnits_lbl" xml:lang="en-US" id="id_8875721_1685208_3_1">Shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of exchangeable preferred operating partnership units.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_IncrementalCommonSharesAttributableToExchangeablePreferredOperatingPartnershipUnits_lbl" xml:lang="en-US" id="id_8875721_1685208_1_1">Incremental Common Shares Attributable to Exchangeable Preferred Operating Partnership Units</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_IncrementalCommonSharesAttributableToExchangeablePreferredOperatingPartnershipUnits_lbl" xml:lang="en-US" id="id_8875721_1685208_2_1">Anti-dilutive securities excluded from computation of earnings per common share</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="exr_IncrementalCommonSharesAttributableToExchangeablePreferredOperatingPartnershipUnits_lbl" xml:lang="en-US" id="id_8875721_1685208_12_1">Series A Units</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_IncrementalCommonSharesAttributableToExchangeablePreferredOperatingPartnershipUnits" xlink:to="exr_IncrementalCommonSharesAttributableToExchangeablePreferredOperatingPartnershipUnits_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_IncrementalCommonSharesAttributableToShareBasedPaymentArrangementsRestrictedStockAwards" xlink:label="exr_IncrementalCommonSharesAttributableToShareBasedPaymentArrangementsRestrictedStockAwards"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_IncrementalCommonSharesAttributableToShareBasedPaymentArrangementsRestrictedStockAwards_lbl" xml:lang="en-US" id="id_8875721_1812567_3_1">Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of share based payment arrangements related to restricted stock awards.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_IncrementalCommonSharesAttributableToShareBasedPaymentArrangementsRestrictedStockAwards_lbl" xml:lang="en-US" id="id_8875721_1812567_1_1">Incremental Common Shares Attributable To Share Based Payment Arrangements Restricted Stock Awards</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_IncrementalCommonSharesAttributableToShareBasedPaymentArrangementsRestrictedStockAwards_lbl" xml:lang="en-US" id="id_8875721_1812567_2_1">Unvested restricted stock awards included for treasury stock method</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_IncrementalCommonSharesAttributableToShareBasedPaymentArrangementsRestrictedStockAwards" xlink:to="exr_IncrementalCommonSharesAttributableToShareBasedPaymentArrangementsRestrictedStockAwards_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_IncrementalCommonSharesAttributableToShareBasedPaymentArrangementsStockOptions" xlink:label="exr_IncrementalCommonSharesAttributableToShareBasedPaymentArrangementsStockOptions"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_IncrementalCommonSharesAttributableToShareBasedPaymentArrangementsStockOptions_lbl" xml:lang="en-US" id="id_8875721_1672794_3_1">Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of share based payment arrangements related to stock options.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_IncrementalCommonSharesAttributableToShareBasedPaymentArrangementsStockOptions_lbl" xml:lang="en-US" id="id_8875721_1672794_1_1">Incremental Common Shares Attributable To Share Based Payment Arrangements Stock Options</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_IncrementalCommonSharesAttributableToShareBasedPaymentArrangementsStockOptions_lbl" xml:lang="en-US" id="id_8875721_1672794_2_1">Shares related to exchangeable senior notes and dilutive stock options</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_IncrementalCommonSharesAttributableToShareBasedPaymentArrangementsStockOptions" xlink:to="exr_IncrementalCommonSharesAttributableToShareBasedPaymentArrangementsStockOptions_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_IndianapolisDandyTrailwindhamLakeDrMember" xlink:label="exr_IndianapolisDandyTrailwindhamLakeDrMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_IndianapolisDandyTrailwindhamLakeDrMember_lbl" xml:lang="en-US" id="id_8875721_1782626_3_1">Indianapolis Dandy Trail-Windham Lake Dr [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_IndianapolisDandyTrailwindhamLakeDrMember_lbl" xml:lang="en-US" id="id_8875721_1782626_1_1">Indianapolis Dandy Trail-Windham Lake Dr [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_IndianapolisDandyTrailwindhamLakeDrMember_lbl" xml:lang="en-US" id="id_8875721_1782626_2_1">Indianapolis / Dandy Trail-Windham Lake Dr [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_IndianapolisDandyTrailwindhamLakeDrMember" xlink:to="exr_IndianapolisDandyTrailwindhamLakeDrMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_IndianapolisEEightySixthStMember" xlink:label="exr_IndianapolisEEightySixthStMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_IndianapolisEEightySixthStMember_lbl" xml:lang="en-US" id="id_8875721_1820031_3_1">Indianapolis E- Eighty Sixth St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_IndianapolisEEightySixthStMember_lbl" xml:lang="en-US" id="id_8875721_1820031_1_1">Indianapolis E- Eighty Sixth St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_IndianapolisEEightySixthStMember_lbl" xml:lang="en-US" id="id_8875721_1820031_2_1">Indianapolis / E 86th St [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_IndianapolisEEightySixthStMember" xlink:to="exr_IndianapolisEEightySixthStMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_IndianapolisESixtyFifthStMember" xlink:label="exr_IndianapolisESixtyFifthStMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_IndianapolisESixtyFifthStMember_lbl" xml:lang="en-US" id="id_8875721_1792259_3_1">Indianapolis E- Sixty Fifth St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_IndianapolisESixtyFifthStMember_lbl" xml:lang="en-US" id="id_8875721_1792259_1_1">Indianapolis E- Sixty Fifth St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_IndianapolisESixtyFifthStMember_lbl" xml:lang="en-US" id="id_8875721_1792259_2_1">Indianapolis / E 65th St [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_IndianapolisESixtyFifthStMember" xlink:to="exr_IndianapolisESixtyFifthStMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_IndianapolisSouthportRdkildeerDrMember" xlink:label="exr_IndianapolisSouthportRdkildeerDrMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_IndianapolisSouthportRdkildeerDrMember_lbl" xml:lang="en-US" id="id_8875721_1851303_3_1">Indianapolis Southport Rd-Kildeer Dr [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_IndianapolisSouthportRdkildeerDrMember_lbl" xml:lang="en-US" id="id_8875721_1851303_1_1">Indianapolis Southport Rd-Kildeer Dr [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_IndianapolisSouthportRdkildeerDrMember_lbl" xml:lang="en-US" id="id_8875721_1851303_2_1">Indianapolis / Southport Rd-Kildeer Dr [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_IndianapolisSouthportRdkildeerDrMember" xlink:to="exr_IndianapolisSouthportRdkildeerDrMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_InglewoodMember" xlink:label="exr_InglewoodMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_InglewoodMember_lbl" xml:lang="en-US" id="id_8875721_1812635_3_1">Inglewood [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_InglewoodMember_lbl" xml:lang="en-US" id="id_8875721_1812635_1_1">Inglewood [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_InglewoodMember_lbl" xml:lang="en-US" id="id_8875721_1812635_2_1">Inglewood [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_InglewoodMember" xlink:to="exr_InglewoodMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_IntangibleTenantRelationshipsAndLeaseRightsMember" xlink:label="exr_IntangibleTenantRelationshipsAndLeaseRightsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_IntangibleTenantRelationshipsAndLeaseRightsMember_lbl" xml:lang="en-US" id="id_8875721_1726719_3_1">Intangible Tenant Relationships And Lease Rights [Member</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_IntangibleTenantRelationshipsAndLeaseRightsMember_lbl" xml:lang="en-US" id="id_8875721_1726719_1_1">Intangible Tenant Relationships And Lease Rights [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_IntangibleTenantRelationshipsAndLeaseRightsMember_lbl" xml:lang="en-US" id="id_8875721_1726719_2_1">Intangible Tenant Relationships and Lease Rights [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_IntangibleTenantRelationshipsAndLeaseRightsMember" xlink:to="exr_IntangibleTenantRelationshipsAndLeaseRightsMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InterestExpense" xlink:label="us-gaap_InterestExpense"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InterestExpense_lbl" xml:lang="en-US" id="id_8875721_1649043_1_1">Interest Expense</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_InterestExpense_lbl" xml:lang="en-US" id="id_8875721_1649043_14_1">Interest expense</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestExpense" xlink:to="us-gaap_InterestExpense_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InterestExpenseDebt" xlink:label="us-gaap_InterestExpenseDebt"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InterestExpenseDebt_lbl" xml:lang="en-US" id="id_8875721_1650316_1_1">Interest Expense, Debt</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_InterestExpenseDebt_lbl" xml:lang="en-US" id="id_8875721_1650316_6_1">Total interest expense recognized</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestExpenseDebt" xlink:to="us-gaap_InterestExpenseDebt_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InterestExpenseDebtExcludingAmortization" xlink:label="us-gaap_InterestExpenseDebtExcludingAmortization"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InterestExpenseDebtExcludingAmortization_lbl" xml:lang="en-US" id="id_8875721_1649560_1_1">Interest Expense, Debt, Excluding Amortization</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_InterestExpenseDebtExcludingAmortization_lbl" xml:lang="en-US" id="id_8875721_1649560_2_1">Contractual interest</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestExpenseDebtExcludingAmortization" xlink:to="us-gaap_InterestExpenseDebtExcludingAmortization_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_InterestIncomeOnNoteReceivableFromPreferredPartnershipUnitHolders" xlink:label="exr_InterestIncomeOnNoteReceivableFromPreferredPartnershipUnitHolders"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_InterestIncomeOnNoteReceivableFromPreferredPartnershipUnitHolders_lbl" xml:lang="en-US" id="id_8875721_1756408_3_1">Represents the interest income received by the entity related to a note receivable from the holders of preferred operating partnership units.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_InterestIncomeOnNoteReceivableFromPreferredPartnershipUnitHolders_lbl" xml:lang="en-US" id="id_8875721_1756408_1_1">Interest Income On Note Receivable From Preferred Partnership Unit Holders</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_InterestIncomeOnNoteReceivableFromPreferredPartnershipUnitHolders_lbl" xml:lang="en-US" id="id_8875721_1756408_2_1">Interest income on note receivable from Preferred Operating Partnership unit holder</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_InterestIncomeOnNoteReceivableFromPreferredPartnershipUnitHolders" xlink:to="exr_InterestIncomeOnNoteReceivableFromPreferredPartnershipUnitHolders_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InterestPaidNet" xlink:label="us-gaap_InterestPaidNet"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InterestPaidNet_lbl" xml:lang="en-US" id="id_8875721_1647683_1_1">Interest Paid, Net</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_InterestPaidNet_lbl" xml:lang="en-US" id="id_8875721_1647683_2_1">Interest paid</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestPaidNet" xlink:to="us-gaap_InterestPaidNet_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InterestRateCashFlowHedgeAssetAtFairValue" xlink:label="us-gaap_InterestRateCashFlowHedgeAssetAtFairValue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InterestRateCashFlowHedgeAssetAtFairValue_lbl" xml:lang="en-US" id="id_8875721_1649562_1_1">Interest Rate Cash Flow Hedge Asset at Fair Value</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_InterestRateCashFlowHedgeAssetAtFairValue_lbl" xml:lang="en-US" id="id_8875721_1649562_2_1">Other assets - Asset (Liability) Derivatives</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_InterestRateCashFlowHedgeAssetAtFairValue_lbl" xml:lang="en-US" id="id_8875721_1649562_12_1">Other assets - Cash Flow Hedge Swap Agreements</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestRateCashFlowHedgeAssetAtFairValue" xlink:to="us-gaap_InterestRateCashFlowHedgeAssetAtFairValue_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InterestRateCashFlowHedgeGainLossReclassifiedToEarningsNet" xlink:label="us-gaap_InterestRateCashFlowHedgeGainLossReclassifiedToEarningsNet"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InterestRateCashFlowHedgeGainLossReclassifiedToEarningsNet_lbl" xml:lang="en-US" id="id_8875721_1647019_1_1">Interest Rate Cash Flow Hedge Gain (Loss) Reclassified to Earnings, Net</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_InterestRateCashFlowHedgeGainLossReclassifiedToEarningsNet_lbl" xml:lang="en-US" id="id_8875721_1647019_2_1">Swap agreements gain (loss) reclassified from OCI - Interest expense</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestRateCashFlowHedgeGainLossReclassifiedToEarningsNet" xlink:to="us-gaap_InterestRateCashFlowHedgeGainLossReclassifiedToEarningsNet_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InterestRateCashFlowHedgeGainLossToBeReclassifiedDuringNext12MonthsNet" xlink:label="us-gaap_InterestRateCashFlowHedgeGainLossToBeReclassifiedDuringNext12MonthsNet"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InterestRateCashFlowHedgeGainLossToBeReclassifiedDuringNext12MonthsNet_lbl" xml:lang="en-US" id="id_8875721_1647456_1_1">Interest Rate Cash Flow Hedge Gain (Loss) to be Reclassified During Next 12 Months, Net</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_InterestRateCashFlowHedgeGainLossToBeReclassifiedDuringNext12MonthsNet_lbl" xml:lang="en-US" id="id_8875721_1647456_2_1">Estimated amount of unrealized gains or losses expected to be reclassified as interest expense in next fiscal year</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestRateCashFlowHedgeGainLossToBeReclassifiedDuringNext12MonthsNet" xlink:to="us-gaap_InterestRateCashFlowHedgeGainLossToBeReclassifiedDuringNext12MonthsNet_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_InterestRateCashFlowHedgeIncreaseDecreaseInInterestExpensesDueToInterestPayments" xlink:label="exr_InterestRateCashFlowHedgeIncreaseDecreaseInInterestExpensesDueToInterestPayments"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_InterestRateCashFlowHedgeIncreaseDecreaseInInterestExpensesDueToInterestPayments_lbl" xml:lang="en-US" id="id_8875721_1659874_3_1">Represents the increase (decrease) recognized in interest expenses due to interest payments under cash flow hedge swap agreements.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_InterestRateCashFlowHedgeIncreaseDecreaseInInterestExpensesDueToInterestPayments_lbl" xml:lang="en-US" id="id_8875721_1659874_1_1">Interest Rate Cash Flow Hedge Increase (Decrease) In Interest Expenses Due To Interest Payments</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_InterestRateCashFlowHedgeIncreaseDecreaseInInterestExpensesDueToInterestPayments_lbl" xml:lang="en-US" id="id_8875721_1659874_2_1">Swap agreements increase (decrease) in interest expenses due to interest payments</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_InterestRateCashFlowHedgeIncreaseDecreaseInInterestExpensesDueToInterestPayments" xlink:to="exr_InterestRateCashFlowHedgeIncreaseDecreaseInInterestExpensesDueToInterestPayments_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InterestRateCashFlowHedgeLiabilityAtFairValue" xlink:label="us-gaap_InterestRateCashFlowHedgeLiabilityAtFairValue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InterestRateCashFlowHedgeLiabilityAtFairValue_lbl" xml:lang="en-US" id="id_8875721_1647236_1_1">Interest Rate Cash Flow Hedge Liability at Fair Value</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_InterestRateCashFlowHedgeLiabilityAtFairValue_lbl" xml:lang="en-US" id="id_8875721_1647236_14_1">Other liabilities - Asset (Liability) Derivatives</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:label="us-gaap_InterestRateCashFlowHedgeLiabilityAtFairValue_lbl" xml:lang="en-US" id="id_8875721_1647236_18_1">Other liabilities - Cash Flow Hedge Swap Agreements</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestRateCashFlowHedgeLiabilityAtFairValue" xlink:to="us-gaap_InterestRateCashFlowHedgeLiabilityAtFairValue_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InterestRateDerivativeLiabilitiesAtFairValue" xlink:label="us-gaap_InterestRateDerivativeLiabilitiesAtFairValue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InterestRateDerivativeLiabilitiesAtFairValue_lbl" xml:lang="en-US" id="id_8875721_1646024_1_1">Interest Rate Derivative Liabilities, at Fair Value</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_InterestRateDerivativeLiabilitiesAtFairValue_lbl" xml:lang="en-US" id="id_8875721_1646024_2_1">Fair value of interest rate swaps</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestRateDerivativeLiabilitiesAtFairValue" xlink:to="us-gaap_InterestRateDerivativeLiabilitiesAtFairValue_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InterestRateSwapMember" xlink:label="us-gaap_InterestRateSwapMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InterestRateSwapMember_lbl" xml:lang="en-US" id="id_8875721_1643297_1_1">Interest Rate Swap [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_InterestRateSwapMember_lbl" xml:lang="en-US" id="id_8875721_1643297_2_1">Interest Rate Swap [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InterestRateSwapMember" xlink:to="us-gaap_InterestRateSwapMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_InvestmentIncomeInterest" xlink:label="us-gaap_InvestmentIncomeInterest"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_InvestmentIncomeInterest_lbl" xml:lang="en-US" id="id_8875721_1647342_1_1">Investment Income, Interest</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_InvestmentIncomeInterest_lbl" xml:lang="en-US" id="id_8875721_1647342_2_1">Interest income</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_InvestmentIncomeInterest" xlink:to="us-gaap_InvestmentIncomeInterest_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_InvestmentsInTrusts" xlink:label="exr_InvestmentsInTrusts"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_InvestmentsInTrusts_lbl" xml:lang="en-US" id="id_8875721_1946076_3_1">Represents the carrying value of investments made by the entity in trusts.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_InvestmentsInTrusts_lbl" xml:lang="en-US" id="id_8875721_1946076_1_1">Investments In Trusts</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_InvestmentsInTrusts_lbl" xml:lang="en-US" id="id_8875721_1946076_2_1">Investment Balance</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="exr_InvestmentsInTrusts_lbl" xml:lang="en-US" id="id_8875721_1946076_12_1">Investments in Trusts</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_InvestmentsInTrusts" xlink:to="exr_InvestmentsInTrusts_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_IrvineMember" xlink:label="exr_IrvineMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_IrvineMember_lbl" xml:lang="en-US" id="id_8875721_1757447_3_1">Irvine [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_IrvineMember_lbl" xml:lang="en-US" id="id_8875721_1757447_1_1">Irvine [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_IrvineMember_lbl" xml:lang="en-US" id="id_8875721_1757447_2_1">Irvine [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_IrvineMember" xlink:to="exr_IrvineMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_IrvingNStateHwyOneSixOneMember" xlink:label="exr_IrvingNStateHwyOneSixOneMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_IrvingNStateHwyOneSixOneMember_lbl" xml:lang="en-US" id="id_8875721_2015633_3_1">Irving N State Hwy One Six One [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_IrvingNStateHwyOneSixOneMember_lbl" xml:lang="en-US" id="id_8875721_2015633_1_1">Irving N State Hwy One Six One [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_IrvingNStateHwyOneSixOneMember_lbl" xml:lang="en-US" id="id_8875721_2015633_2_1">Irving N State Hwy 161 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_IrvingNStateHwyOneSixOneMember" xlink:to="exr_IrvingNStateHwyOneSixOneMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_IrvingStoryRdMember" xlink:label="exr_IrvingStoryRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_IrvingStoryRdMember_lbl" xml:lang="en-US" id="id_8875721_2015635_3_1">Irving Story Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_IrvingStoryRdMember_lbl" xml:lang="en-US" id="id_8875721_2015635_1_1">Irving Story Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_IrvingStoryRdMember_lbl" xml:lang="en-US" id="id_8875721_2015635_2_1">Irving Story Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_IrvingStoryRdMember" xlink:to="exr_IrvingStoryRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_IselinMember" xlink:label="exr_IselinMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_IselinMember_lbl" xml:lang="en-US" id="id_8875721_1892620_3_1">Iselin [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_IselinMember_lbl" xml:lang="en-US" id="id_8875721_1892620_1_1">Iselin [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_IselinMember_lbl" xml:lang="en-US" id="id_8875721_1892620_2_1">Iselin [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_IselinMember" xlink:to="exr_IselinMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_IssuanceOfNoteReceivableToUnitHolders" xlink:label="exr_IssuanceOfNoteReceivableToUnitHolders"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_IssuanceOfNoteReceivableToUnitHolders_lbl" xml:lang="en-US" id="id_8875721_1805528_3_1">Issuance of Note Receivable to Unit Holders</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_IssuanceOfNoteReceivableToUnitHolders_lbl" xml:lang="en-US" id="id_8875721_1805528_1_1">Issuance of Note Receivable to Unit Holders</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="exr_IssuanceOfNoteReceivableToUnitHolders_lbl" xml:lang="en-US" id="id_8875721_1805528_14_1">Issuance of note receivable to Series C unit holders</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_IssuanceOfNoteReceivableToUnitHolders" xlink:to="exr_IssuanceOfNoteReceivableToUnitHolders_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_IssuanceOfSecurities" xlink:label="exr_IssuanceOfSecurities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_IssuanceOfSecurities_lbl" xml:lang="en-US" id="id_8875721_1772901_3_1">Represents the value of the securities issued during the period.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_IssuanceOfSecurities_lbl" xml:lang="en-US" id="id_8875721_1772901_1_1">Issuance Of Securities</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_IssuanceOfSecurities_lbl" xml:lang="en-US" id="id_8875721_1772901_2_1">Issuance of securities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_IssuanceOfSecurities" xlink:to="exr_IssuanceOfSecurities_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_IssuanceOfSecuritiesNumber" xlink:label="exr_IssuanceOfSecuritiesNumber"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_IssuanceOfSecuritiesNumber_lbl" xml:lang="en-US" id="id_8875721_1806729_3_1">Represents the number of securities issued.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_IssuanceOfSecuritiesNumber_lbl" xml:lang="en-US" id="id_8875721_1806729_1_1">Issuance Of Securities Number</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_IssuanceOfSecuritiesNumber_lbl" xml:lang="en-US" id="id_8875721_1806729_2_1">Number of securities issued (in securities)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_IssuanceOfSecuritiesNumber" xlink:to="exr_IssuanceOfSecuritiesNumber_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_JacksonvilleMonumentRdMember" xlink:label="exr_JacksonvilleMonumentRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_JacksonvilleMonumentRdMember_lbl" xml:lang="en-US" id="id_8875721_2015751_3_1">Jacksonville / Monument Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_JacksonvilleMonumentRdMember_lbl" xml:lang="en-US" id="id_8875721_2015751_1_1">Jacksonville / Monument Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_JacksonvilleMonumentRdMember_lbl" xml:lang="en-US" id="id_8875721_2015751_2_1">Jacksonville / Monument Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_JacksonvilleMonumentRdMember" xlink:to="exr_JacksonvilleMonumentRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_JacksonvilleTimuquanaRdMember" xlink:label="exr_JacksonvilleTimuquanaRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_JacksonvilleTimuquanaRdMember_lbl" xml:lang="en-US" id="id_8875721_2015754_3_1">Jacksonville / Timuquana Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_JacksonvilleTimuquanaRdMember_lbl" xml:lang="en-US" id="id_8875721_2015754_1_1">Jacksonville / Timuquana Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_JacksonvilleTimuquanaRdMember_lbl" xml:lang="en-US" id="id_8875721_2015754_2_1">Jacksonville / Timuquana Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_JacksonvilleTimuquanaRdMember" xlink:to="exr_JacksonvilleTimuquanaRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_JamaicaPlainMember" xlink:label="exr_JamaicaPlainMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_JamaicaPlainMember_lbl" xml:lang="en-US" id="id_8875721_1903667_3_1">Jamaica Plain [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_JamaicaPlainMember_lbl" xml:lang="en-US" id="id_8875721_1903667_1_1">Jamaica Plain [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_JamaicaPlainMember_lbl" xml:lang="en-US" id="id_8875721_1903667_2_1">Jamaica Plain [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_JamaicaPlainMember" xlink:to="exr_JamaicaPlainMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_JerseyCityMember" xlink:label="exr_JerseyCityMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_JerseyCityMember_lbl" xml:lang="en-US" id="id_8875721_1797864_3_1">Jersey City [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_JerseyCityMember_lbl" xml:lang="en-US" id="id_8875721_1797864_1_1">Jersey City [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_JerseyCityMember_lbl" xml:lang="en-US" id="id_8875721_1797864_2_1">Jersey City [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_JerseyCityMember" xlink:to="exr_JerseyCityMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_JohnsCreekMember" xlink:label="exr_JohnsCreekMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_JohnsCreekMember_lbl" xml:lang="en-US" id="id_8875721_2015776_3_1">Johns Creek [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_JohnsCreekMember_lbl" xml:lang="en-US" id="id_8875721_2015776_1_1">Johns Creek [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_JohnsCreekMember_lbl" xml:lang="en-US" id="id_8875721_2015776_2_1">Johns Creek [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_JohnsCreekMember" xlink:to="exr_JohnsCreekMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_JohnstonHartfordAveMember" xlink:label="exr_JohnstonHartfordAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_JohnstonHartfordAveMember_lbl" xml:lang="en-US" id="id_8875721_1836160_3_1">Johnston Hartford Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_JohnstonHartfordAveMember_lbl" xml:lang="en-US" id="id_8875721_1836160_1_1">Johnston Hartford Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_JohnstonHartfordAveMember_lbl" xml:lang="en-US" id="id_8875721_1836160_2_1">Johnston / Hartford Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_JohnstonHartfordAveMember" xlink:to="exr_JohnstonHartfordAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_JohnstonPlainfieldMember" xlink:label="exr_JohnstonPlainfieldMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_JohnstonPlainfieldMember_lbl" xml:lang="en-US" id="id_8875721_1788305_3_1">Johnston Plainfield [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_JohnstonPlainfieldMember_lbl" xml:lang="en-US" id="id_8875721_1788305_1_1">Johnston Plainfield [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_JohnstonPlainfieldMember_lbl" xml:lang="en-US" id="id_8875721_1788305_2_1">Johnston / Plainfield [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_JohnstonPlainfieldMember" xlink:to="exr_JohnstonPlainfieldMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_JointVenturePartnerOwnershipInterestInFivePropertiesPriorToAcquisition" xlink:label="exr_JointVenturePartnerOwnershipInterestInFivePropertiesPriorToAcquisition"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_JointVenturePartnerOwnershipInterestInFivePropertiesPriorToAcquisition_lbl" xml:lang="en-US" id="id_8875721_1706767_3_1">Represents the ownership interest in five properties through joint ventures prior to the acquisition of the remaining ownership interests in the joint venture.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_JointVenturePartnerOwnershipInterestInFivePropertiesPriorToAcquisition_lbl" xml:lang="en-US" id="id_8875721_1706767_1_1">Joint Venture Partner Ownership Interest In Five Properties Prior To Acquisition</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_JointVenturePartnerOwnershipInterestInFivePropertiesPriorToAcquisition_lbl" xml:lang="en-US" id="id_8875721_1706767_2_1">Ownership interest in five stores through joint ventures prior to the acquisition</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_JointVenturePartnerOwnershipInterestInFivePropertiesPriorToAcquisition" xlink:to="exr_JointVenturePartnerOwnershipInterestInFivePropertiesPriorToAcquisition_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_JointVenturePartnerOwnershipInterestInOnePropertyPriorToAcquisition" xlink:label="exr_JointVenturePartnerOwnershipInterestInOnePropertyPriorToAcquisition"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_JointVenturePartnerOwnershipInterestInOnePropertyPriorToAcquisition_lbl" xml:lang="en-US" id="id_8875721_1716141_3_1">Represents the ownership interest in one property through a joint venture prior to the acquisition of the remaining ownership interests in the joint venture.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_JointVenturePartnerOwnershipInterestInOnePropertyPriorToAcquisition_lbl" xml:lang="en-US" id="id_8875721_1716141_1_1">Joint Venture Partner Ownership Interest In One Property Prior To Acquisition</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_JointVenturePartnerOwnershipInterestInOnePropertyPriorToAcquisition_lbl" xml:lang="en-US" id="id_8875721_1716141_2_1">Ownership interest in one store through joint ventures prior to the acquisition</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_JointVenturePartnerOwnershipInterestInOnePropertyPriorToAcquisition" xlink:to="exr_JointVenturePartnerOwnershipInterestInOnePropertyPriorToAcquisition_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_JonesboroMember" xlink:label="exr_JonesboroMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_JonesboroMember_lbl" xml:lang="en-US" id="id_8875721_2012713_3_1">Jonesboro [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_JonesboroMember_lbl" xml:lang="en-US" id="id_8875721_2012713_1_1">Jonesboro [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_JonesboroMember_lbl" xml:lang="en-US" id="id_8875721_2012713_2_1">Jonesboro [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_JonesboroMember" xlink:to="exr_JonesboroMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_KahuluiMember" xlink:label="exr_KahuluiMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_KahuluiMember_lbl" xml:lang="en-US" id="id_8875721_1785835_3_1">Kahului [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_KahuluiMember_lbl" xml:lang="en-US" id="id_8875721_1785835_1_1">Kahului [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_KahuluiMember_lbl" xml:lang="en-US" id="id_8875721_1785835_2_1">Kahului [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_KahuluiMember" xlink:to="exr_KahuluiMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_KapoleiFarringtonHwyOneMember" xlink:label="exr_KapoleiFarringtonHwyOneMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_KapoleiFarringtonHwyOneMember_lbl" xml:lang="en-US" id="id_8875721_1790404_3_1">Kapolei Farrington Hwy One [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_KapoleiFarringtonHwyOneMember_lbl" xml:lang="en-US" id="id_8875721_1790404_1_1">Kapolei Farrington Hwy One [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_KapoleiFarringtonHwyOneMember_lbl" xml:lang="en-US" id="id_8875721_1790404_2_1">Kapolei / Farrington Hwy 1 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_KapoleiFarringtonHwyOneMember" xlink:to="exr_KapoleiFarringtonHwyOneMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_KapoleiFarringtonHwyTwoMember" xlink:label="exr_KapoleiFarringtonHwyTwoMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_KapoleiFarringtonHwyTwoMember_lbl" xml:lang="en-US" id="id_8875721_1809760_3_1">Kapolei Farrington Hwy Two [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_KapoleiFarringtonHwyTwoMember_lbl" xml:lang="en-US" id="id_8875721_1809760_1_1">Kapolei Farrington Hwy Two [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_KapoleiFarringtonHwyTwoMember_lbl" xml:lang="en-US" id="id_8875721_1809760_2_1">Kapolei / Farrington Hwy 2 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_KapoleiFarringtonHwyTwoMember" xlink:to="exr_KapoleiFarringtonHwyTwoMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_KemahMember" xlink:label="exr_KemahMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_KemahMember_lbl" xml:lang="en-US" id="id_8875721_1740339_3_1">Kemah [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_KemahMember_lbl" xml:lang="en-US" id="id_8875721_1740339_1_1">Kemah [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_KemahMember_lbl" xml:lang="en-US" id="id_8875721_1740339_2_1">Kemah [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_KemahMember" xlink:to="exr_KemahMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_KennedyTownshipMember" xlink:label="exr_KennedyTownshipMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_KennedyTownshipMember_lbl" xml:lang="en-US" id="id_8875721_1839262_3_1">Kennedy Township [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_KennedyTownshipMember_lbl" xml:lang="en-US" id="id_8875721_1839262_1_1">Kennedy Township [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_KennedyTownshipMember_lbl" xml:lang="en-US" id="id_8875721_1839262_2_1">Kennedy Township [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_KennedyTownshipMember" xlink:to="exr_KennedyTownshipMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_KennesawCobbParkwayNwMember" xlink:label="exr_KennesawCobbParkwayNwMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_KennesawCobbParkwayNwMember_lbl" xml:lang="en-US" id="id_8875721_2015780_3_1">Kennesaw Cobb Parkway NW [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_KennesawCobbParkwayNwMember_lbl" xml:lang="en-US" id="id_8875721_2015780_1_1">Kennesaw Cobb Parkway NW [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_KennesawCobbParkwayNwMember_lbl" xml:lang="en-US" id="id_8875721_2015780_2_1">Kennesaw Cobb Parkway NW [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_KennesawCobbParkwayNwMember" xlink:to="exr_KennesawCobbParkwayNwMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_KennesawGeorgeBusbeePkwyMember" xlink:label="exr_KennesawGeorgeBusbeePkwyMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_KennesawGeorgeBusbeePkwyMember_lbl" xml:lang="en-US" id="id_8875721_2015783_3_1">Kennesaw George Busbee Pkwy [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_KennesawGeorgeBusbeePkwyMember_lbl" xml:lang="en-US" id="id_8875721_2015783_1_1">Kennesaw George Busbee Pkwy [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_KennesawGeorgeBusbeePkwyMember_lbl" xml:lang="en-US" id="id_8875721_2015783_2_1">Kennesaw George Busbee Pkwy [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_KennesawGeorgeBusbeePkwyMember" xlink:to="exr_KennesawGeorgeBusbeePkwyMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_KennethCityMember" xlink:label="exr_KennethCityMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_KennethCityMember_lbl" xml:lang="en-US" id="id_8875721_1764596_3_1">Kenneth City [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_KennethCityMember_lbl" xml:lang="en-US" id="id_8875721_1764596_1_1">Kenneth City [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_KennethCityMember_lbl" xml:lang="en-US" id="id_8875721_1764596_2_1">Kenneth City [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_KennethCityMember" xlink:to="exr_KennethCityMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_KentMember" xlink:label="exr_KentMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_KentMember_lbl" xml:lang="en-US" id="id_8875721_1692042_3_1">Kent [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_KentMember_lbl" xml:lang="en-US" id="id_8875721_1692042_1_1">Kent [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_KentMember_lbl" xml:lang="en-US" id="id_8875721_1692042_2_1">Kent [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_KentMember" xlink:to="exr_KentMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_KilleenMember" xlink:label="exr_KilleenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_KilleenMember_lbl" xml:lang="en-US" id="id_8875721_1787966_3_1">Killeen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_KilleenMember_lbl" xml:lang="en-US" id="id_8875721_1787966_1_1">Killeen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_KilleenMember_lbl" xml:lang="en-US" id="id_8875721_1787966_2_1">Killeen [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_KilleenMember" xlink:to="exr_KilleenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_KingCityMember" xlink:label="exr_KingCityMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_KingCityMember_lbl" xml:lang="en-US" id="id_8875721_1888142_3_1">King City [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_KingCityMember_lbl" xml:lang="en-US" id="id_8875721_1888142_1_1">King City [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_KingCityMember_lbl" xml:lang="en-US" id="id_8875721_1888142_2_1">King City [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_KingCityMember" xlink:to="exr_KingCityMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_KingstonMember" xlink:label="exr_KingstonMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_KingstonMember_lbl" xml:lang="en-US" id="id_8875721_1867898_3_1">Kingston [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_KingstonMember_lbl" xml:lang="en-US" id="id_8875721_1867898_1_1">Kingston [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_KingstonMember_lbl" xml:lang="en-US" id="id_8875721_1867898_2_1">Kingston [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_KingstonMember" xlink:to="exr_KingstonMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_KnoxvilleEbenezerRdMember" xlink:label="exr_KnoxvilleEbenezerRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_KnoxvilleEbenezerRdMember_lbl" xml:lang="en-US" id="id_8875721_2015791_3_1">Knoxville Ebenezer Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_KnoxvilleEbenezerRdMember_lbl" xml:lang="en-US" id="id_8875721_2015791_1_1">Knoxville Ebenezer Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_KnoxvilleEbenezerRdMember_lbl" xml:lang="en-US" id="id_8875721_2015791_2_1">Knoxville Ebenezer Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_KnoxvilleEbenezerRdMember" xlink:to="exr_KnoxvilleEbenezerRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_KnoxvilleLovellRdMember" xlink:label="exr_KnoxvilleLovellRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_KnoxvilleLovellRdMember_lbl" xml:lang="en-US" id="id_8875721_2015787_3_1">Knoxville Lovell Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_KnoxvilleLovellRdMember_lbl" xml:lang="en-US" id="id_8875721_2015787_1_1">Knoxville Lovell Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_KnoxvilleLovellRdMember_lbl" xml:lang="en-US" id="id_8875721_2015787_2_1">Knoxville Lovell Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_KnoxvilleLovellRdMember" xlink:to="exr_KnoxvilleLovellRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/stpr/2011/stpr-2011-01-31.xsd#stpr_KS" xlink:label="stpr_KS"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="stpr_KS_lbl" xml:lang="en-US" id="id_8875721_1638437_1_1">KANSAS</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="stpr_KS_lbl" xml:lang="en-US" id="id_8875721_1638437_2_1">KANSAS</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="stpr_KS" xlink:to="stpr_KS_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/stpr/2011/stpr-2011-01-31.xsd#stpr_KY" xlink:label="stpr_KY"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="stpr_KY_lbl" xml:lang="en-US" id="id_8875721_1631582_1_1">KENTUCKY</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="stpr_KY_lbl" xml:lang="en-US" id="id_8875721_1631582_2_1">KENTUCKY</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="stpr_KY" xlink:to="stpr_KY_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/stpr/2011/stpr-2011-01-31.xsd#stpr_LA" xlink:label="stpr_LA"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="stpr_LA_lbl" xml:lang="en-US" id="id_8875721_1638438_1_1">LOUISIANA</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="stpr_LA_lbl" xml:lang="en-US" id="id_8875721_1638438_2_1">LOUISIANA</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="stpr_LA" xlink:to="stpr_LA_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LaderaRanchMember" xlink:label="exr_LaderaRanchMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LaderaRanchMember_lbl" xml:lang="en-US" id="id_8875721_1737681_3_1">Ladera Ranch [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LaderaRanchMember_lbl" xml:lang="en-US" id="id_8875721_1737681_1_1">Ladera Ranch [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LaderaRanchMember_lbl" xml:lang="en-US" id="id_8875721_1737681_2_1">Ladera Ranch [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LaderaRanchMember" xlink:to="exr_LaderaRanchMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LakeElsinoreCentralAveMember" xlink:label="exr_LakeElsinoreCentralAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LakeElsinoreCentralAveMember_lbl" xml:lang="en-US" id="id_8875721_1792801_3_1">Lake Elsinore / Central Ave, [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LakeElsinoreCentralAveMember_lbl" xml:lang="en-US" id="id_8875721_1792801_1_1">Lake Elsinore / Central Ave, [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LakeElsinoreCentralAveMember_lbl" xml:lang="en-US" id="id_8875721_1792801_2_1">Lake Elsinore / Central Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LakeElsinoreCentralAveMember" xlink:to="exr_LakeElsinoreCentralAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LakeElsinoreCollierAveMember" xlink:label="exr_LakeElsinoreCollierAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LakeElsinoreCollierAveMember_lbl" xml:lang="en-US" id="id_8875721_1825324_3_1">Lake Elsinore / Collier Ave, [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LakeElsinoreCollierAveMember_lbl" xml:lang="en-US" id="id_8875721_1825324_1_1">Lake Elsinore / Collier Ave, [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LakeElsinoreCollierAveMember_lbl" xml:lang="en-US" id="id_8875721_1825324_2_1">Lake Elsinore / Collier Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LakeElsinoreCollierAveMember" xlink:to="exr_LakeElsinoreCollierAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LakeForestMember" xlink:label="exr_LakeForestMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LakeForestMember_lbl" xml:lang="en-US" id="id_8875721_1946960_3_1">Lake Forest [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LakeForestMember_lbl" xml:lang="en-US" id="id_8875721_1946960_1_1">Lake Forest [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LakeForestMember_lbl" xml:lang="en-US" id="id_8875721_1946960_2_1">Lake Forest [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LakeForestMember" xlink:to="exr_LakeForestMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LakelandHardenBlvdMember" xlink:label="exr_LakelandHardenBlvdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LakelandHardenBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1826352_3_1">Lakeland Harden Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LakelandHardenBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1826352_1_1">Lakeland Harden Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LakelandHardenBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1826352_2_1">Lakeland / Harden Blvd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LakelandHardenBlvdMember" xlink:to="exr_LakelandHardenBlvdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LakelandSouthFloridaAveMember" xlink:label="exr_LakelandSouthFloridaAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LakelandSouthFloridaAveMember_lbl" xml:lang="en-US" id="id_8875721_1815727_3_1">Lakeland South Florida Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LakelandSouthFloridaAveMember_lbl" xml:lang="en-US" id="id_8875721_1815727_1_1">Lakeland South Florida Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LakelandSouthFloridaAveMember_lbl" xml:lang="en-US" id="id_8875721_1815727_2_1">Lakeland / South Florida Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LakelandSouthFloridaAveMember" xlink:to="exr_LakelandSouthFloridaAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LakelandUsHwyNinetyEighthMember" xlink:label="exr_LakelandUsHwyNinetyEighthMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LakelandUsHwyNinetyEighthMember_lbl" xml:lang="en-US" id="id_8875721_1826770_3_1">Lakeland US Hwy Ninety Eighth [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LakelandUsHwyNinetyEighthMember_lbl" xml:lang="en-US" id="id_8875721_1826770_1_1">Lakeland US Hwy Ninety Eighth [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LakelandUsHwyNinetyEighthMember_lbl" xml:lang="en-US" id="id_8875721_1826770_2_1">Lakeland / US Hwy 98 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LakelandUsHwyNinetyEighthMember" xlink:to="exr_LakelandUsHwyNinetyEighthMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LakewoodEightiethStMember" xlink:label="exr_LakewoodEightiethStMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LakewoodEightiethStMember_lbl" xml:lang="en-US" id="id_8875721_1827448_3_1">Lakewood Eightieth St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LakewoodEightiethStMember_lbl" xml:lang="en-US" id="id_8875721_1827448_1_1">Lakewood Eightieth St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LakewoodEightiethStMember_lbl" xml:lang="en-US" id="id_8875721_1827448_2_1">Lakewood / 80th St [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LakewoodEightiethStMember" xlink:to="exr_LakewoodEightiethStMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LakewoodPacificHwyMember" xlink:label="exr_LakewoodPacificHwyMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LakewoodPacificHwyMember_lbl" xml:lang="en-US" id="id_8875721_1890387_3_1">Lakewood Pacific Hwy[Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LakewoodPacificHwyMember_lbl" xml:lang="en-US" id="id_8875721_1890387_1_1">Lakewood Pacific Hwy[Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LakewoodPacificHwyMember_lbl" xml:lang="en-US" id="id_8875721_1890387_2_1">Lakewood / Pacific Hwy [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LakewoodPacificHwyMember" xlink:to="exr_LakewoodPacificHwyMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_Lancaster23rdStWMember" xlink:label="exr_Lancaster23rdStWMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_Lancaster23rdStWMember_lbl" xml:lang="en-US" id="id_8875721_1957842_3_1">Lancaster / 23rd St W-, [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_Lancaster23rdStWMember_lbl" xml:lang="en-US" id="id_8875721_1957842_1_1">Lancaster / 23rd St W-, [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_Lancaster23rdStWMember_lbl" xml:lang="en-US" id="id_8875721_1957842_2_1">Lancaster / 23rd St W [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_Lancaster23rdStWMember" xlink:to="exr_Lancaster23rdStWMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LancasterWestAveJ8Member" xlink:label="exr_LancasterWestAveJ8Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LancasterWestAveJ8Member_lbl" xml:lang="en-US" id="id_8875721_1810751_3_1">Lancaster / West Ave J-8, [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LancasterWestAveJ8Member_lbl" xml:lang="en-US" id="id_8875721_1810751_1_1">Lancaster / West Ave J-8, [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LancasterWestAveJ8Member_lbl" xml:lang="en-US" id="id_8875721_1810751_2_1">Lancaster / West Ave J-8 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LancasterWestAveJ8Member" xlink:to="exr_LancasterWestAveJ8Member_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LandDevelopmentMember" xlink:label="exr_LandDevelopmentMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LandDevelopmentMember_lbl" xml:lang="en-US" id="id_8875721_1755112_3_1">Land Development [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LandDevelopmentMember_lbl" xml:lang="en-US" id="id_8875721_1755112_1_1">Land Development [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LandDevelopmentMember_lbl" xml:lang="en-US" id="id_8875721_1755112_2_1">Land - Development [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LandDevelopmentMember" xlink:to="exr_LandDevelopmentMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LandMember" xlink:label="us-gaap_LandMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LandMember_lbl" xml:lang="en-US" id="id_8875721_1642522_1_1">Land [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LandMember_lbl" xml:lang="en-US" id="id_8875721_1642522_2_1">Land - Operating [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LandMember" xlink:to="us-gaap_LandMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LandOLakesMember" xlink:label="exr_LandOLakesMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LandOLakesMember_lbl" xml:lang="en-US" id="id_8875721_1761849_3_1">Land O Lakes [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LandOLakesMember_lbl" xml:lang="en-US" id="id_8875721_1761849_1_1">Land O Lakes [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LandOLakesMember_lbl" xml:lang="en-US" id="id_8875721_1761849_2_1">Land O Lakes [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LandOLakesMember" xlink:to="exr_LandOLakesMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LanhamMember" xlink:label="exr_LanhamMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LanhamMember_lbl" xml:lang="en-US" id="id_8875721_1847872_3_1">Lanham [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LanhamMember_lbl" xml:lang="en-US" id="id_8875721_1847872_1_1">Lanham [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LanhamMember_lbl" xml:lang="en-US" id="id_8875721_1847872_2_1">Lanham [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LanhamMember" xlink:to="exr_LanhamMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LaPorteMember" xlink:label="exr_LaPorteMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LaPorteMember_lbl" xml:lang="en-US" id="id_8875721_1787504_3_1">La Porte [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LaPorteMember_lbl" xml:lang="en-US" id="id_8875721_1787504_1_1">La Porte [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LaPorteMember_lbl" xml:lang="en-US" id="id_8875721_1787504_2_1">La Porte [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LaPorteMember" xlink:to="exr_LaPorteMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LaQuintaMember" xlink:label="exr_LaQuintaMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LaQuintaMember_lbl" xml:lang="en-US" id="id_8875721_1716224_3_1">La Quinta [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LaQuintaMember_lbl" xml:lang="en-US" id="id_8875721_1716224_1_1">La Quinta [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LaQuintaMember_lbl" xml:lang="en-US" id="id_8875721_1716224_2_1">La Quinta [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LaQuintaMember" xlink:to="exr_LaQuintaMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LasVegasBonanzaRdMember" xlink:label="exr_LasVegasBonanzaRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LasVegasBonanzaRdMember_lbl" xml:lang="en-US" id="id_8875721_2015813_3_1">Las Vegas / Bonanza Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LasVegasBonanzaRdMember_lbl" xml:lang="en-US" id="id_8875721_2015813_1_1">Las Vegas / Bonanza Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LasVegasBonanzaRdMember_lbl" xml:lang="en-US" id="id_8875721_2015813_2_1">Las Vegas / Bonanza Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LasVegasBonanzaRdMember" xlink:to="exr_LasVegasBonanzaRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LasVegasDurangoDrMember" xlink:label="exr_LasVegasDurangoDrMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LasVegasDurangoDrMember_lbl" xml:lang="en-US" id="id_8875721_2015814_3_1">Las Vegas / Durango Dr [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LasVegasDurangoDrMember_lbl" xml:lang="en-US" id="id_8875721_2015814_1_1">Las Vegas / Durango Dr [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LasVegasDurangoDrMember_lbl" xml:lang="en-US" id="id_8875721_2015814_2_1">Las Vegas / Durango Dr [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LasVegasDurangoDrMember" xlink:to="exr_LasVegasDurangoDrMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LasVegasJonesBlvdMember" xlink:label="exr_LasVegasJonesBlvdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LasVegasJonesBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1930971_3_1">Las Vegas Jones Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LasVegasJonesBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1930971_1_1">Las Vegas Jones Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LasVegasJonesBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1930971_2_1">Las Vegas / Jones Blvd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LasVegasJonesBlvdMember" xlink:to="exr_LasVegasJonesBlvdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LasVegasLasVegasBlvdMember" xlink:label="exr_LasVegasLasVegasBlvdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LasVegasLasVegasBlvdMember_lbl" xml:lang="en-US" id="id_8875721_2015824_3_1">Las Vegas Las Vegas Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LasVegasLasVegasBlvdMember_lbl" xml:lang="en-US" id="id_8875721_2015824_1_1">Las Vegas Las Vegas Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LasVegasLasVegasBlvdMember_lbl" xml:lang="en-US" id="id_8875721_2015824_2_1">Las Vegas Las Vegas Blvd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LasVegasLasVegasBlvdMember" xlink:to="exr_LasVegasLasVegasBlvdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LasVegasNLamontStMember" xlink:label="exr_LasVegasNLamontStMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LasVegasNLamontStMember_lbl" xml:lang="en-US" id="id_8875721_1825343_3_1">Las Vegas N Lamont St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LasVegasNLamontStMember_lbl" xml:lang="en-US" id="id_8875721_1825343_1_1">Las Vegas N Lamont St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LasVegasNLamontStMember_lbl" xml:lang="en-US" id="id_8875721_1825343_2_1">Las Vegas / N Lamont St [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LasVegasNLamontStMember" xlink:to="exr_LasVegasNLamontStMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LasVegasNorthLambBlvdMember" xlink:label="exr_LasVegasNorthLambBlvdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LasVegasNorthLambBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1792802_3_1">Las Vegas North Lamb Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LasVegasNorthLambBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1792802_1_1">Las Vegas North Lamb Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LasVegasNorthLambBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1792802_2_1">Las Vegas / North Lamb Blvd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LasVegasNorthLambBlvdMember" xlink:to="exr_LasVegasNorthLambBlvdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LasVegasPecosRdMember" xlink:label="exr_LasVegasPecosRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LasVegasPecosRdMember_lbl" xml:lang="en-US" id="id_8875721_2015818_3_1">Las Vegas Pecos Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LasVegasPecosRdMember_lbl" xml:lang="en-US" id="id_8875721_2015818_1_1">Las Vegas Pecos Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LasVegasPecosRdMember_lbl" xml:lang="en-US" id="id_8875721_2015818_2_1">Las Vegas Pecos Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LasVegasPecosRdMember" xlink:to="exr_LasVegasPecosRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LasVegasRanchoDrMember" xlink:label="exr_LasVegasRanchoDrMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LasVegasRanchoDrMember_lbl" xml:lang="en-US" id="id_8875721_2015815_3_1">Las Vegas Rancho Dr [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LasVegasRanchoDrMember_lbl" xml:lang="en-US" id="id_8875721_2015815_1_1">Las Vegas Rancho Dr [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LasVegasRanchoDrMember_lbl" xml:lang="en-US" id="id_8875721_2015815_2_1">Las Vegas Rancho Dr [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LasVegasRanchoDrMember" xlink:to="exr_LasVegasRanchoDrMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LasVegasWCharlestonBlvdMember" xlink:label="exr_LasVegasWCharlestonBlvdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LasVegasWCharlestonBlvdMember_lbl" xml:lang="en-US" id="id_8875721_2015811_3_1">Las Vegas W Charleston Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LasVegasWCharlestonBlvdMember_lbl" xml:lang="en-US" id="id_8875721_2015811_1_1">Las Vegas W Charleston Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LasVegasWCharlestonBlvdMember_lbl" xml:lang="en-US" id="id_8875721_2015811_2_1">Las Vegas W Charleston Blvd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LasVegasWCharlestonBlvdMember" xlink:to="exr_LasVegasWCharlestonBlvdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LasVegasWSaharaAveMember" xlink:label="exr_LasVegasWSaharaAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LasVegasWSaharaAveMember_lbl" xml:lang="en-US" id="id_8875721_1825325_3_1">Las Vegas W Sahara Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LasVegasWSaharaAveMember_lbl" xml:lang="en-US" id="id_8875721_1825325_1_1">Las Vegas W Sahara Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LasVegasWSaharaAveMember_lbl" xml:lang="en-US" id="id_8875721_1825325_2_1">Las Vegas / W Sahara Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LasVegasWSaharaAveMember" xlink:to="exr_LasVegasWSaharaAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LasVegasWTropicanaAveMember" xlink:label="exr_LasVegasWTropicanaAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LasVegasWTropicanaAveMember_lbl" xml:lang="en-US" id="id_8875721_1767900_3_1">Las Vegas W Tropicana Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LasVegasWTropicanaAveMember_lbl" xml:lang="en-US" id="id_8875721_1767900_1_1">Las Vegas W Tropicana Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LasVegasWTropicanaAveMember_lbl" xml:lang="en-US" id="id_8875721_1767900_2_1">Las Vegas / W Tropicana Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LasVegasWTropicanaAveMember" xlink:to="exr_LasVegasWTropicanaAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LaurelMember" xlink:label="exr_LaurelMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LaurelMember_lbl" xml:lang="en-US" id="id_8875721_1883402_3_1">Laurel [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LaurelMember_lbl" xml:lang="en-US" id="id_8875721_1883402_1_1">Laurel [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LaurelMember_lbl" xml:lang="en-US" id="id_8875721_1883402_2_1">Laurel [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LaurelMember" xlink:to="exr_LaurelMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LawnsideMember" xlink:label="exr_LawnsideMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LawnsideMember_lbl" xml:lang="en-US" id="id_8875721_1782294_3_1">Lawnside [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LawnsideMember_lbl" xml:lang="en-US" id="id_8875721_1782294_1_1">Lawnside [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LawnsideMember_lbl" xml:lang="en-US" id="id_8875721_1782294_2_1">Lawnside [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LawnsideMember" xlink:to="exr_LawnsideMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LawrencevilleHurricaneShoalsRdMember" xlink:label="exr_LawrencevilleHurricaneShoalsRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LawrencevilleHurricaneShoalsRdMember_lbl" xml:lang="en-US" id="id_8875721_2015757_3_1">Lawrenceville / Hurricane Shoals Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LawrencevilleHurricaneShoalsRdMember_lbl" xml:lang="en-US" id="id_8875721_2015757_1_1">Lawrenceville / Hurricane Shoals Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LawrencevilleHurricaneShoalsRdMember_lbl" xml:lang="en-US" id="id_8875721_2015757_2_1">Lawrenceville / Hurricane Shoals Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LawrencevilleHurricaneShoalsRdMember" xlink:to="exr_LawrencevilleHurricaneShoalsRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LawrencevilleLawrencevilleHwyOneMember" xlink:label="exr_LawrencevilleLawrencevilleHwyOneMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LawrencevilleLawrencevilleHwyOneMember_lbl" xml:lang="en-US" id="id_8875721_2015758_3_1">Lawrenceville / Lawrenceville Hwy One [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LawrencevilleLawrencevilleHwyOneMember_lbl" xml:lang="en-US" id="id_8875721_2015758_1_1">Lawrenceville / Lawrenceville Hwy One [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LawrencevilleLawrencevilleHwyOneMember_lbl" xml:lang="en-US" id="id_8875721_2015758_2_1">Lawrenceville / Lawrenceville Hwy One [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LawrencevilleLawrencevilleHwyOneMember" xlink:to="exr_LawrencevilleLawrencevilleHwyOneMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LawrencevilleLawrencevilleHwyTwoMember" xlink:label="exr_LawrencevilleLawrencevilleHwyTwoMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LawrencevilleLawrencevilleHwyTwoMember_lbl" xml:lang="en-US" id="id_8875721_2015761_3_1">Lawrenceville / Lawrenceville Hwy Two [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LawrencevilleLawrencevilleHwyTwoMember_lbl" xml:lang="en-US" id="id_8875721_2015761_1_1">Lawrenceville / Lawrenceville Hwy Two [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LawrencevilleLawrencevilleHwyTwoMember_lbl" xml:lang="en-US" id="id_8875721_2015761_2_1">Lawrenceville / Lawrenceville Hwy Two [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LawrencevilleLawrencevilleHwyTwoMember" xlink:to="exr_LawrencevilleLawrencevilleHwyTwoMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LawrencevilleMember" xlink:label="exr_LawrencevilleMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LawrencevilleMember_lbl" xml:lang="en-US" id="id_8875721_1780748_3_1">Lawrenceville [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LawrencevilleMember_lbl" xml:lang="en-US" id="id_8875721_1780748_1_1">Lawrenceville [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LawrencevilleMember_lbl" xml:lang="en-US" id="id_8875721_1780748_2_1">Lawrenceville [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LawrencevilleMember" xlink:to="exr_LawrencevilleMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LawrencevilleOldNorcrossRdMember" xlink:label="exr_LawrencevilleOldNorcrossRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LawrencevilleOldNorcrossRdMember_lbl" xml:lang="en-US" id="id_8875721_2015766_3_1">Lawrenceville / Old Norcross Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LawrencevilleOldNorcrossRdMember_lbl" xml:lang="en-US" id="id_8875721_2015766_1_1">Lawrenceville / Old Norcross Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LawrencevilleOldNorcrossRdMember_lbl" xml:lang="en-US" id="id_8875721_2015766_2_1">Lawrenceville / Old Norcross Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LawrencevilleOldNorcrossRdMember" xlink:to="exr_LawrencevilleOldNorcrossRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LeaseObligationLiability" xlink:label="exr_LeaseObligationLiability"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LeaseObligationLiability_lbl" xml:lang="en-US" id="id_8875721_1707263_3_1">Represents the future minimum lease payments associated with a lease obligation acquired as part of a business acquisition.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LeaseObligationLiability_lbl" xml:lang="en-US" id="id_8875721_1707263_1_1">Lease Obligation Liability</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LeaseObligationLiability_lbl" xml:lang="en-US" id="id_8875721_1707263_2_1">Lease obligation liability</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LeaseObligationLiability" xlink:to="exr_LeaseObligationLiability_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LeaseRightsMember" xlink:label="exr_LeaseRightsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LeaseRightsMember_lbl" xml:lang="en-US" id="id_8875721_1779485_3_1">Lease Rights [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LeaseRightsMember_lbl" xml:lang="en-US" id="id_8875721_1779485_1_1">Lease Rights [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LeaseRightsMember_lbl" xml:lang="en-US" id="id_8875721_1779485_2_1">Intangible Lease Rights [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LeaseRightsMember" xlink:to="exr_LeaseRightsMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LebanonMember" xlink:label="exr_LebanonMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LebanonMember_lbl" xml:lang="en-US" id="id_8875721_1938658_3_1">Lebanon [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LebanonMember_lbl" xml:lang="en-US" id="id_8875721_1938658_1_1">Lebanon [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LebanonMember_lbl" xml:lang="en-US" id="id_8875721_1938658_2_1">Lebanon [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LebanonMember" xlink:to="exr_LebanonMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_LegalEntityAxis" xlink:label="dei_LegalEntityAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_LegalEntityAxis_lbl" xml:lang="en-US" id="id_8875721_1633579_1_1">Legal Entity [Axis]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="dei_LegalEntityAxis_lbl" xml:lang="en-US" id="id_8875721_1633579_2_1">Legal Entity [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_LegalEntityAxis" xlink:to="dei_LegalEntityAxis_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LenoirCityMember" xlink:label="exr_LenoirCityMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LenoirCityMember_lbl" xml:lang="en-US" id="id_8875721_2012752_3_1">Lenoir City [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LenoirCityMember_lbl" xml:lang="en-US" id="id_8875721_2012752_1_1">Lenoir City [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LenoirCityMember_lbl" xml:lang="en-US" id="id_8875721_2012752_2_1">Lenoir City [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LenoirCityMember" xlink:to="exr_LenoirCityMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LewisvilleMember" xlink:label="exr_LewisvilleMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LewisvilleMember_lbl" xml:lang="en-US" id="id_8875721_2016072_3_1">Lewisville [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LewisvilleMember_lbl" xml:lang="en-US" id="id_8875721_2016072_1_1">Lewisville [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LewisvilleMember_lbl" xml:lang="en-US" id="id_8875721_2016072_2_1">Lewisville [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LewisvilleMember" xlink:to="exr_LewisvilleMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LexingtonNorthpointDrMember" xlink:label="exr_LexingtonNorthpointDrMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LexingtonNorthpointDrMember_lbl" xml:lang="en-US" id="id_8875721_2015748_3_1">Lexington / Northpoint Dr [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LexingtonNorthpointDrMember_lbl" xml:lang="en-US" id="id_8875721_2015748_1_1">Lexington / Northpoint Dr [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LexingtonNorthpointDrMember_lbl" xml:lang="en-US" id="id_8875721_2015748_2_1">Lexington / Northpoint Dr [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LexingtonNorthpointDrMember" xlink:to="exr_LexingtonNorthpointDrMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LexingtonParkMember" xlink:label="exr_LexingtonParkMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LexingtonParkMember_lbl" xml:lang="en-US" id="id_8875721_1781282_3_1">Lexington Park [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LexingtonParkMember_lbl" xml:lang="en-US" id="id_8875721_1781282_1_1">Lexington Park [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LexingtonParkMember_lbl" xml:lang="en-US" id="id_8875721_1781282_2_1">Lexington Park [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LexingtonParkMember" xlink:to="exr_LexingtonParkMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LexingtonStPetersChurchRdMember" xlink:label="exr_LexingtonStPetersChurchRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LexingtonStPetersChurchRdMember_lbl" xml:lang="en-US" id="id_8875721_2015747_3_1">Lexington / St Peters Church Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LexingtonStPetersChurchRdMember_lbl" xml:lang="en-US" id="id_8875721_2015747_1_1">Lexington / St Peters Church Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LexingtonStPetersChurchRdMember_lbl" xml:lang="en-US" id="id_8875721_2015747_2_1">Lexington / St Peters Church Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LexingtonStPetersChurchRdMember" xlink:to="exr_LexingtonStPetersChurchRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_Liabilities" xlink:label="us-gaap_Liabilities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_Liabilities_lbl" xml:lang="en-US" id="id_8875721_1646694_1_1">Liabilities</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_Liabilities_lbl" xml:lang="en-US" id="id_8875721_1646694_6_1">Total liabilities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_Liabilities" xlink:to="us-gaap_Liabilities_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquity" xlink:label="us-gaap_LiabilitiesAndStockholdersEquity"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LiabilitiesAndStockholdersEquity_lbl" xml:lang="en-US" id="id_8875721_1646695_1_1">Liabilities and Equity</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_LiabilitiesAndStockholdersEquity_lbl" xml:lang="en-US" id="id_8875721_1646695_6_1">Total liabilities, noncontrolling interests and equity</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesAndStockholdersEquity" xlink:to="us-gaap_LiabilitiesAndStockholdersEquity_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquityAbstract" xlink:label="us-gaap_LiabilitiesAndStockholdersEquityAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LiabilitiesAndStockholdersEquityAbstract_lbl" xml:lang="en-US" id="id_8875721_1636826_1_1">Liabilities and Equity [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LiabilitiesAndStockholdersEquityAbstract_lbl" xml:lang="en-US" id="id_8875721_1636826_2_1">Liabilities, Noncontrolling Interests and Equity:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilitiesAndStockholdersEquityAbstract" xlink:to="us-gaap_LiabilitiesAndStockholdersEquityAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LiabilityForClaimsAndClaimsAdjustmentExpense" xlink:label="us-gaap_LiabilityForClaimsAndClaimsAdjustmentExpense"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LiabilityForClaimsAndClaimsAdjustmentExpense_lbl" xml:lang="en-US" id="id_8875721_1645308_1_1">Liability for Claims and Claims Adjustment Expense</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_LiabilityForClaimsAndClaimsAdjustmentExpense_lbl" xml:lang="en-US" id="id_8875721_1645308_4_1">Unpaid claims liability at the end of the year</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_LiabilityForClaimsAndClaimsAdjustmentExpense_lbl" xml:lang="en-US" id="id_8875721_1645308_5_1">Unpaid claims liability at beginning of year</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LiabilityForClaimsAndClaimsAdjustmentExpense_lbl" xml:lang="en-US" id="id_8875721_1645308_2_1">Unpaid claims liability</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilityForClaimsAndClaimsAdjustmentExpense" xlink:to="us-gaap_LiabilityForClaimsAndClaimsAdjustmentExpense_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LiabilityForClaimsAndClaimsAdjustmentExpenseLineItems" xlink:label="us-gaap_LiabilityForClaimsAndClaimsAdjustmentExpenseLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LiabilityForClaimsAndClaimsAdjustmentExpenseLineItems_lbl" xml:lang="en-US" id="id_8875721_1641268_1_1">Liability for Claims and Claims Adjustment Expense [Line Items]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LiabilityForClaimsAndClaimsAdjustmentExpenseLineItems_lbl" xml:lang="en-US" id="id_8875721_1641268_2_1">Liability for Claims and Claims Adjustment Expense [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilityForClaimsAndClaimsAdjustmentExpenseLineItems" xlink:to="us-gaap_LiabilityForClaimsAndClaimsAdjustmentExpenseLineItems_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LiabilityForClaimsAndClaimsAdjustmentExpenseTable" xlink:label="us-gaap_LiabilityForClaimsAndClaimsAdjustmentExpenseTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LiabilityForClaimsAndClaimsAdjustmentExpenseTable_lbl" xml:lang="en-US" id="id_8875721_1632376_1_1">Liability for Claims and Claims Adjustment Expense [Table]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LiabilityForClaimsAndClaimsAdjustmentExpenseTable_lbl" xml:lang="en-US" id="id_8875721_1632376_2_1">Liability for Claims and Claims Adjustment Expense [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilityForClaimsAndClaimsAdjustmentExpenseTable" xlink:to="us-gaap_LiabilityForClaimsAndClaimsAdjustmentExpenseTable_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidCurrentYear1" xlink:label="us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidCurrentYear1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidCurrentYear1_lbl" xml:lang="en-US" id="id_8875721_1646904_1_1">Liability for Unpaid Claims and Claims Adjustment Expense, Claims Paid, Current Year</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidCurrentYear1_lbl" xml:lang="en-US" id="id_8875721_1646904_14_1">Payments for current year claims</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidCurrentYear1" xlink:to="us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidCurrentYear1_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidPriorYears1" xlink:label="us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidPriorYears1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidPriorYears1_lbl" xml:lang="en-US" id="id_8875721_1645438_1_1">Liability for Unpaid Claims and Claims Adjustment Expense, Claims Paid, Prior Years</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidPriorYears1_lbl" xml:lang="en-US" id="id_8875721_1645438_14_1">Payments for prior year claims</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidPriorYears1" xlink:to="us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseClaimsPaidPriorYears1_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNetAbstract" xlink:label="us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNetAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNetAbstract_lbl" xml:lang="en-US" id="id_8875721_1635235_1_1">Liability for Unpaid Claims and Claims Adjustment Expense [Roll Forward]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNetAbstract_lbl" xml:lang="en-US" id="id_8875721_1635235_2_1">Liability for Unpaid Claims and Claims Adjustment Expense [Roll Forward]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNetAbstract" xlink:to="us-gaap_LiabilityForUnpaidClaimsAndClaimsAdjustmentExpenseNetAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LincolnshireMember" xlink:label="exr_LincolnshireMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LincolnshireMember_lbl" xml:lang="en-US" id="id_8875721_1892619_3_1">Lincolnshire [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LincolnshireMember_lbl" xml:lang="en-US" id="id_8875721_1892619_1_1">Lincolnshire [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LincolnshireMember_lbl" xml:lang="en-US" id="id_8875721_1892619_2_1">Lincolnshire [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LincolnshireMember" xlink:to="exr_LincolnshireMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LindenMember" xlink:label="exr_LindenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LindenMember_lbl" xml:lang="en-US" id="id_8875721_1804638_3_1">Linden [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LindenMember_lbl" xml:lang="en-US" id="id_8875721_1804638_1_1">Linden [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LindenMember_lbl" xml:lang="en-US" id="id_8875721_1804638_2_1">Linden [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LindenMember" xlink:to="exr_LindenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LineOfCredit" xlink:label="us-gaap_LineOfCredit"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LineOfCredit_lbl" xml:lang="en-US" id="id_8875721_1647932_1_1">Long-term Line of Credit</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LineOfCredit_lbl" xml:lang="en-US" id="id_8875721_1647932_2_1">Amount drawn</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_LineOfCredit_lbl" xml:lang="en-US" id="id_8875721_1647932_12_1">Lines of credit</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LineOfCredit" xlink:to="us-gaap_LineOfCredit_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LineOfCreditFacilityAbstract" xlink:label="us-gaap_LineOfCreditFacilityAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LineOfCreditFacilityAbstract_lbl" xml:lang="en-US" id="id_8875721_1636032_1_1">Line of Credit Facility [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LineOfCreditFacilityAbstract_lbl" xml:lang="en-US" id="id_8875721_1636032_2_1">Line of Credit Facility [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LineOfCreditFacilityAbstract" xlink:to="us-gaap_LineOfCreditFacilityAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LineOfCreditFacilityAxis" xlink:label="us-gaap_LineOfCreditFacilityAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LineOfCreditFacilityAxis_lbl" xml:lang="en-US" id="id_8875721_1632814_1_1">Lender Name [Axis]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LineOfCreditFacilityAxis_lbl" xml:lang="en-US" id="id_8875721_1632814_2_1">Lender Name [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LineOfCreditFacilityAxis" xlink:to="us-gaap_LineOfCreditFacilityAxis_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LineOfCreditFacilityExpirationDate1" xlink:label="us-gaap_LineOfCreditFacilityExpirationDate1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LineOfCreditFacilityExpirationDate1_lbl" xml:lang="en-US" id="id_8875721_1638843_1_1">Line of Credit Facility, Expiration Date</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LineOfCreditFacilityExpirationDate1_lbl" xml:lang="en-US" id="id_8875721_1638843_2_1">Maturity</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LineOfCreditFacilityExpirationDate1" xlink:to="us-gaap_LineOfCreditFacilityExpirationDate1_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LineOfCreditFacilityInitiationDate1" xlink:label="us-gaap_LineOfCreditFacilityInitiationDate1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LineOfCreditFacilityInitiationDate1_lbl" xml:lang="en-US" id="id_8875721_1637618_1_1">Line of Credit Facility, Initiation Date</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LineOfCreditFacilityInitiationDate1_lbl" xml:lang="en-US" id="id_8875721_1637618_2_1">Origination date</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LineOfCreditFacilityInitiationDate1" xlink:to="us-gaap_LineOfCreditFacilityInitiationDate1_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LineOfCreditFacilityInterestRateAtPeriodEnd" xlink:label="us-gaap_LineOfCreditFacilityInterestRateAtPeriodEnd"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LineOfCreditFacilityInterestRateAtPeriodEnd_lbl" xml:lang="en-US" id="id_8875721_1637211_1_1">Line of Credit Facility, Interest Rate at Period End</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LineOfCreditFacilityInterestRateAtPeriodEnd_lbl" xml:lang="en-US" id="id_8875721_1637211_2_1">Interest rate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LineOfCreditFacilityInterestRateAtPeriodEnd" xlink:to="us-gaap_LineOfCreditFacilityInterestRateAtPeriodEnd_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LineOfCreditFacilityLenderDomain" xlink:label="us-gaap_LineOfCreditFacilityLenderDomain"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LineOfCreditFacilityLenderDomain_lbl" xml:lang="en-US" id="id_8875721_1639608_1_1">Line of Credit Facility, Lender [Domain]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LineOfCreditFacilityLenderDomain_lbl" xml:lang="en-US" id="id_8875721_1639608_2_1">Line of Credit Facility, Lender [Domain]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LineOfCreditFacilityLenderDomain" xlink:to="us-gaap_LineOfCreditFacilityLenderDomain_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LineOfCreditFacilityLineItems" xlink:label="us-gaap_LineOfCreditFacilityLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LineOfCreditFacilityLineItems_lbl" xml:lang="en-US" id="id_8875721_1641677_1_1">Line of Credit Facility [Line Items]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LineOfCreditFacilityLineItems_lbl" xml:lang="en-US" id="id_8875721_1641677_2_1">Line of Credit Facility [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LineOfCreditFacilityLineItems" xlink:to="us-gaap_LineOfCreditFacilityLineItems_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LineOfCreditFacilityMaturityDateLengthOfExtensionPeriod" xlink:label="exr_LineOfCreditFacilityMaturityDateLengthOfExtensionPeriod"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LineOfCreditFacilityMaturityDateLengthOfExtensionPeriod_lbl" xml:lang="en-US" id="id_8875721_1874102_3_1">Length of the extension period for the date when the line of credit facility is scheduled to be fully repaid, which may be presented in a variety of ways (years, months, etc.).</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LineOfCreditFacilityMaturityDateLengthOfExtensionPeriod_lbl" xml:lang="en-US" id="id_8875721_1874102_1_1">Line Of Credit Facility Maturity Date Length Of Extension Period</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LineOfCreditFacilityMaturityDateLengthOfExtensionPeriod_lbl" xml:lang="en-US" id="id_8875721_1874102_2_1">Extension of maturity date</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LineOfCreditFacilityMaturityDateLengthOfExtensionPeriod" xlink:to="exr_LineOfCreditFacilityMaturityDateLengthOfExtensionPeriod_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity" xlink:label="us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_lbl" xml:lang="en-US" id="id_8875721_1645437_1_1">Line of Credit Facility, Maximum Borrowing Capacity</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_lbl" xml:lang="en-US" id="id_8875721_1645437_2_1">Capacity</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity" xlink:to="us-gaap_LineOfCreditFacilityMaximumBorrowingCapacity_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LineOfCreditFacilityNumberOfExtensions" xlink:label="exr_LineOfCreditFacilityNumberOfExtensions"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LineOfCreditFacilityNumberOfExtensions_lbl" xml:lang="en-US" id="id_8875721_1728503_3_1">The number of times in which the maturity date of the line of credit facility may be extended.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LineOfCreditFacilityNumberOfExtensions_lbl" xml:lang="en-US" id="id_8875721_1728503_1_1">Line Of Credit Facility Number Of Extensions</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LineOfCreditFacilityNumberOfExtensions_lbl" xml:lang="en-US" id="id_8875721_1728503_2_1">Number of extensions to maturity date</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LineOfCreditFacilityNumberOfExtensions" xlink:to="exr_LineOfCreditFacilityNumberOfExtensions_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LineOfCreditFacilityTable" xlink:label="us-gaap_LineOfCreditFacilityTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LineOfCreditFacilityTable_lbl" xml:lang="en-US" id="id_8875721_1632384_1_1">Line of Credit Facility [Table]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LineOfCreditFacilityTable_lbl" xml:lang="en-US" id="id_8875721_1632384_2_1">Line of Credit Facility [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LineOfCreditFacilityTable" xlink:to="us-gaap_LineOfCreditFacilityTable_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LinesOfCreditDisclosureTextBlock" xlink:label="exr_LinesOfCreditDisclosureTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LinesOfCreditDisclosureTextBlock_lbl" xml:lang="en-US" id="id_8875721_1870524_3_1">Represents lines of credit, the proceeds of which are used to repay debt and for general corporate purposes.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LinesOfCreditDisclosureTextBlock_lbl" xml:lang="en-US" id="id_8875721_1870524_1_1">Lines Of Credit Disclosure [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LinesOfCreditDisclosureTextBlock_lbl" xml:lang="en-US" id="id_8875721_1870524_2_1">Lines of Credit</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LinesOfCreditDisclosureTextBlock" xlink:to="exr_LinesOfCreditDisclosureTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LithoniaMember" xlink:label="exr_LithoniaMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LithoniaMember_lbl" xml:lang="en-US" id="id_8875721_1800211_3_1">Lithonia [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LithoniaMember_lbl" xml:lang="en-US" id="id_8875721_1800211_1_1">Lithonia [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LithoniaMember_lbl" xml:lang="en-US" id="id_8875721_1800211_2_1">Lithonia [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LithoniaMember" xlink:to="exr_LithoniaMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LitigationReserve" xlink:label="us-gaap_LitigationReserve"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LitigationReserve_lbl" xml:lang="en-US" id="id_8875721_1647579_1_1">Estimated Litigation Liability</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LitigationReserve_lbl" xml:lang="en-US" id="id_8875721_1647579_2_1">Litigation liabilities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LitigationReserve" xlink:to="us-gaap_LitigationReserve_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LivermoreMember" xlink:label="exr_LivermoreMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LivermoreMember_lbl" xml:lang="en-US" id="id_8875721_1838921_3_1">Livermore [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LivermoreMember_lbl" xml:lang="en-US" id="id_8875721_1838921_1_1">Livermore [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LivermoreMember_lbl" xml:lang="en-US" id="id_8875721_1838921_2_1">Livermore [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LivermoreMember" xlink:to="exr_LivermoreMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LondonInterbankOfferedRateLIBORMember" xlink:label="us-gaap_LondonInterbankOfferedRateLIBORMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LondonInterbankOfferedRateLIBORMember_lbl" xml:lang="en-US" id="id_8875721_1638851_1_1">London Interbank Offered Rate (LIBOR) [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LondonInterbankOfferedRateLIBORMember_lbl" xml:lang="en-US" id="id_8875721_1638851_2_1">London Interbank Offered Rate (LIBOR) [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LondonInterbankOfferedRateLIBORMember" xlink:to="us-gaap_LondonInterbankOfferedRateLIBORMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LongBeachEArtesiaBlvdMember" xlink:label="exr_LongBeachEArtesiaBlvdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LongBeachEArtesiaBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1770786_3_1">Long Beach / E- Artesia Blvd, [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LongBeachEArtesiaBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1770786_1_1">Long Beach / E- Artesia Blvd, [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LongBeachEArtesiaBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1770786_2_1">Long Beach / E Artesia Blvd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LongBeachEArtesiaBlvdMember" xlink:to="exr_LongBeachEArtesiaBlvdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LongBeachEWardlowRdMember" xlink:label="exr_LongBeachEWardlowRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LongBeachEWardlowRdMember_lbl" xml:lang="en-US" id="id_8875721_2015759_3_1">Long Beach / E Wardlow Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LongBeachEWardlowRdMember_lbl" xml:lang="en-US" id="id_8875721_2015759_1_1">Long Beach / E Wardlow Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LongBeachEWardlowRdMember_lbl" xml:lang="en-US" id="id_8875721_2015759_2_1">Long Beach / E Wardlow Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LongBeachEWardlowRdMember" xlink:to="exr_LongBeachEWardlowRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LongBeachWWardlowRdMember" xlink:label="exr_LongBeachWWardlowRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LongBeachWWardlowRdMember_lbl" xml:lang="en-US" id="id_8875721_1871322_3_1">Long Beach / W Wardlow Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LongBeachWWardlowRdMember_lbl" xml:lang="en-US" id="id_8875721_1871322_1_1">Long Beach / W- Wardlow Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LongBeachWWardlowRdMember_lbl" xml:lang="en-US" id="id_8875721_1871322_2_1">Long Beach / W Wardlow Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LongBeachWWardlowRdMember" xlink:to="exr_LongBeachWWardlowRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LongTermDebt" xlink:label="us-gaap_LongTermDebt"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LongTermDebt_lbl" xml:lang="en-US" id="id_8875721_1645693_1_1">Long-term Debt</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LongTermDebt_lbl" xml:lang="en-US" id="id_8875721_1645693_2_1">Loan Amount</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_LongTermDebt_lbl" xml:lang="en-US" id="id_8875721_1645693_6_1">Net carrying amount of liability components</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongTermDebt" xlink:to="us-gaap_LongTermDebt_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LongTermDebtByMaturityAbstract" xlink:label="us-gaap_LongTermDebtByMaturityAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LongTermDebtByMaturityAbstract_lbl" xml:lang="en-US" id="id_8875721_1635640_1_1">Long-term Debt, Fiscal Year Maturity [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LongTermDebtByMaturityAbstract_lbl" xml:lang="en-US" id="id_8875721_1635640_2_1">Long-term Debt, Fiscal Year Maturity [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongTermDebtByMaturityAbstract" xlink:to="us-gaap_LongTermDebtByMaturityAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive_lbl" xml:lang="en-US" id="id_8875721_1645798_1_1">Long-term Debt, Maturities, Repayments of Principal after Year Five</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive_lbl" xml:lang="en-US" id="id_8875721_1645798_2_1">Thereafter</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive" xlink:to="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_lbl" xml:lang="en-US" id="id_8875721_1644415_1_1">Long-term Debt, Maturities, Repayments of Principal in Next Twelve Months</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_lbl" xml:lang="en-US" id="id_8875721_1644415_2_1">2016</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths" xlink:to="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive_lbl" xml:lang="en-US" id="id_8875721_1647131_1_1">Long-term Debt, Maturities, Repayments of Principal in Year Five</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive_lbl" xml:lang="en-US" id="id_8875721_1647131_2_1">2020</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive" xlink:to="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_lbl" xml:lang="en-US" id="id_8875721_1645691_1_1">Long-term Debt, Maturities, Repayments of Principal in Year Four</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_lbl" xml:lang="en-US" id="id_8875721_1645691_2_1">2019</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour" xlink:to="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_lbl" xml:lang="en-US" id="id_8875721_1645194_1_1">Long-term Debt, Maturities, Repayments of Principal in Year Three</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_lbl" xml:lang="en-US" id="id_8875721_1645194_2_1">2018</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree" xlink:to="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_lbl" xml:lang="en-US" id="id_8875721_1644642_1_1">Long-term Debt, Maturities, Repayments of Principal in Year Two</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_lbl" xml:lang="en-US" id="id_8875721_1644642_2_1">2017</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo" xlink:to="us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LongTermDebtMaturitiesRepaymentTerms" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentTerms"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentTerms_lbl" xml:lang="en-US" id="id_8875721_1635252_1_1">Long-term Debt, Maturities, Repayment Terms</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LongTermDebtMaturitiesRepaymentTerms_lbl" xml:lang="en-US" id="id_8875721_1635252_2_1">Debt Maturity</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongTermDebtMaturitiesRepaymentTerms" xlink:to="us-gaap_LongTermDebtMaturitiesRepaymentTerms_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LongtermDebtPercentageBearingFixedInterestAmount" xlink:label="us-gaap_LongtermDebtPercentageBearingFixedInterestAmount"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LongtermDebtPercentageBearingFixedInterestAmount_lbl" xml:lang="en-US" id="id_8875721_1647010_1_1">Long-term Debt, Percentage Bearing Fixed Interest, Amount</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LongtermDebtPercentageBearingFixedInterestAmount_lbl" xml:lang="en-US" id="id_8875721_1647010_2_1">Loan Amount</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_LongtermDebtPercentageBearingFixedInterestAmount_lbl" xml:lang="en-US" id="id_8875721_1647010_12_1">Notes payable at fixed rate of interest</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongtermDebtPercentageBearingFixedInterestAmount" xlink:to="us-gaap_LongtermDebtPercentageBearingFixedInterestAmount_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LongtermDebtPercentageBearingVariableInterestAmount" xlink:label="us-gaap_LongtermDebtPercentageBearingVariableInterestAmount"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LongtermDebtPercentageBearingVariableInterestAmount_lbl" xml:lang="en-US" id="id_8875721_1647787_1_1">Long-term Debt, Percentage Bearing Variable Interest, Amount</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LongtermDebtPercentageBearingVariableInterestAmount_lbl" xml:lang="en-US" id="id_8875721_1647787_2_1">Loan Amount</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_LongtermDebtPercentageBearingVariableInterestAmount_lbl" xml:lang="en-US" id="id_8875721_1647787_12_1">Notes payable at variable rate of interest</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongtermDebtPercentageBearingVariableInterestAmount" xlink:to="us-gaap_LongtermDebtPercentageBearingVariableInterestAmount_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LongtermDebtTypeAxis" xlink:label="us-gaap_LongtermDebtTypeAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LongtermDebtTypeAxis_lbl" xml:lang="en-US" id="id_8875721_1643325_1_1">Long-term Debt, Type [Axis]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LongtermDebtTypeAxis_lbl" xml:lang="en-US" id="id_8875721_1643325_2_1">Long-term Debt, Type [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongtermDebtTypeAxis" xlink:to="us-gaap_LongtermDebtTypeAxis_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="us-gaap_LongtermDebtTypeDomain"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_LongtermDebtTypeDomain_lbl" xml:lang="en-US" id="id_8875721_1640415_1_1">Long-term Debt, Type [Domain]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_LongtermDebtTypeDomain_lbl" xml:lang="en-US" id="id_8875721_1640415_2_1">Long-term Debt, Type [Domain]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_LongtermDebtTypeDomain" xlink:to="us-gaap_LongtermDebtTypeDomain_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LongtermFixedRateDebtMaturityMonthYear" xlink:label="exr_LongtermFixedRateDebtMaturityMonthYear"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LongtermFixedRateDebtMaturityMonthYear_lbl" xml:lang="en-US" id="id_8875721_2012637_3_1">Longterm Fixed Rate Debt Maturity Month Year</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LongtermFixedRateDebtMaturityMonthYear_lbl" xml:lang="en-US" id="id_8875721_2012637_1_1">Longterm Fixed Rate Debt Maturity Month Year</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LongtermFixedRateDebtMaturityMonthYear_lbl" xml:lang="en-US" id="id_8875721_2012637_2_1">Fixed rate debt due date</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LongtermFixedRateDebtMaturityMonthYear" xlink:to="exr_LongtermFixedRateDebtMaturityMonthYear_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LongtermFixedRateDebtMaturityMonthYearRangeEnd" xlink:label="exr_LongtermFixedRateDebtMaturityMonthYearRangeEnd"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LongtermFixedRateDebtMaturityMonthYearRangeEnd_lbl" xml:lang="en-US" id="id_8875721_1950393_3_1">Longterm Fixed Rate Debt Maturity Month Year Range End</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LongtermFixedRateDebtMaturityMonthYearRangeEnd_lbl" xml:lang="en-US" id="id_8875721_1950393_1_1">Longterm Fixed Rate Debt Maturity Month Year Range End</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LongtermFixedRateDebtMaturityMonthYearRangeEnd_lbl" xml:lang="en-US" id="id_8875721_1950393_2_1">Fixed rate debt due date, end</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LongtermFixedRateDebtMaturityMonthYearRangeEnd" xlink:to="exr_LongtermFixedRateDebtMaturityMonthYearRangeEnd_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LongtermFixedRateDebtMaturityMonthYearRangeStart" xlink:label="exr_LongtermFixedRateDebtMaturityMonthYearRangeStart"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LongtermFixedRateDebtMaturityMonthYearRangeStart_lbl" xml:lang="en-US" id="id_8875721_1814362_3_1">Longterm Fixed Rate Debt Maturity Month Year Range Start</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LongtermFixedRateDebtMaturityMonthYearRangeStart_lbl" xml:lang="en-US" id="id_8875721_1814362_1_1">Longterm Fixed Rate Debt Maturity Month Year Range Start</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LongtermFixedRateDebtMaturityMonthYearRangeStart_lbl" xml:lang="en-US" id="id_8875721_1814362_2_1">Fixed rate debt due date, start</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LongtermFixedRateDebtMaturityMonthYearRangeStart" xlink:to="exr_LongtermFixedRateDebtMaturityMonthYearRangeStart_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LongtermVariableRateDebtMaturityMonthYearRangeEnd" xlink:label="exr_LongtermVariableRateDebtMaturityMonthYearRangeEnd"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LongtermVariableRateDebtMaturityMonthYearRangeEnd_lbl" xml:lang="en-US" id="id_8875721_1750363_3_1">Longterm Variable Rate Debt Maturity Month Year Range End</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LongtermVariableRateDebtMaturityMonthYearRangeEnd_lbl" xml:lang="en-US" id="id_8875721_1750363_1_1">Longterm Variable Rate Debt Maturity Month Year Range End</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LongtermVariableRateDebtMaturityMonthYearRangeEnd_lbl" xml:lang="en-US" id="id_8875721_1750363_2_1">Variable rate debt due date, end</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LongtermVariableRateDebtMaturityMonthYearRangeEnd" xlink:to="exr_LongtermVariableRateDebtMaturityMonthYearRangeEnd_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LongtermVariableRateDebtMaturityMonthYearRangeStart" xlink:label="exr_LongtermVariableRateDebtMaturityMonthYearRangeStart"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LongtermVariableRateDebtMaturityMonthYearRangeStart_lbl" xml:lang="en-US" id="id_8875721_1791805_3_1">Longterm Variable Rate Debt Maturity Month Year Range Start</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LongtermVariableRateDebtMaturityMonthYearRangeStart_lbl" xml:lang="en-US" id="id_8875721_1791805_1_1">Longterm Variable Rate Debt Maturity Month Year Range Start</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LongtermVariableRateDebtMaturityMonthYearRangeStart_lbl" xml:lang="en-US" id="id_8875721_1791805_2_1">Variable rate debt due date, start</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LongtermVariableRateDebtMaturityMonthYearRangeStart" xlink:to="exr_LongtermVariableRateDebtMaturityMonthYearRangeStart_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LosAngelesCasitasAveMember" xlink:label="exr_LosAngelesCasitasAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LosAngelesCasitasAveMember_lbl" xml:lang="en-US" id="id_8875721_1815964_3_1">Los Angeles / Casitas Ave, [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LosAngelesCasitasAveMember_lbl" xml:lang="en-US" id="id_8875721_1815964_1_1">Los Angeles / Casitas Ave, [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LosAngelesCasitasAveMember_lbl" xml:lang="en-US" id="id_8875721_1815964_2_1">Los Angeles / Casitas Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LosAngelesCasitasAveMember" xlink:to="exr_LosAngelesCasitasAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LosAngelesFountainAveMember" xlink:label="exr_LosAngelesFountainAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LosAngelesFountainAveMember_lbl" xml:lang="en-US" id="id_8875721_1866449_3_1">Los Angeles / Fountain Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LosAngelesFountainAveMember_lbl" xml:lang="en-US" id="id_8875721_1866449_1_1">Los Angeles / Fountain Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LosAngelesFountainAveMember_lbl" xml:lang="en-US" id="id_8875721_1866449_2_1">Los Angeles / Fountain Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LosAngelesFountainAveMember" xlink:to="exr_LosAngelesFountainAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LosAngelesLaCienegaMember" xlink:label="exr_LosAngelesLaCienegaMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LosAngelesLaCienegaMember_lbl" xml:lang="en-US" id="id_8875721_1834092_3_1">Los Angeles / La Cienega , [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LosAngelesLaCienegaMember_lbl" xml:lang="en-US" id="id_8875721_1834092_1_1">Los Angeles / La Cienega , [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LosAngelesLaCienegaMember_lbl" xml:lang="en-US" id="id_8875721_1834092_2_1">Los Angeles / La Cienega [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LosAngelesLaCienegaMember" xlink:to="exr_LosAngelesLaCienegaMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LosAngelesSCentralAveMember" xlink:label="exr_LosAngelesSCentralAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LosAngelesSCentralAveMember_lbl" xml:lang="en-US" id="id_8875721_1798579_3_1">Los Angeles / S- Central Ave, [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LosAngelesSCentralAveMember_lbl" xml:lang="en-US" id="id_8875721_1798579_1_1">Los Angeles / S- Central Ave, [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LosAngelesSCentralAveMember_lbl" xml:lang="en-US" id="id_8875721_1798579_2_1">Los Angeles / S Central Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LosAngelesSCentralAveMember" xlink:to="exr_LosAngelesSCentralAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LosAngelesSlausonAveMember" xlink:label="exr_LosAngelesSlausonAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LosAngelesSlausonAveMember_lbl" xml:lang="en-US" id="id_8875721_1834644_3_1">Los Angeles / Slauson Ave,[Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LosAngelesSlausonAveMember_lbl" xml:lang="en-US" id="id_8875721_1834644_1_1">Los Angeles / Slauson Ave,[Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LosAngelesSlausonAveMember_lbl" xml:lang="en-US" id="id_8875721_1834644_2_1">Los Angeles / Slauson Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LosAngelesSlausonAveMember" xlink:to="exr_LosAngelesSlausonAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LosAngelesSWesternAveMember" xlink:label="exr_LosAngelesSWesternAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LosAngelesSWesternAveMember_lbl" xml:lang="en-US" id="id_8875721_1868773_3_1">Los Angeles / S- Western Ave,[Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LosAngelesSWesternAveMember_lbl" xml:lang="en-US" id="id_8875721_1868773_1_1">Los Angeles / S- Western Ave,[Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LosAngelesSWesternAveMember_lbl" xml:lang="en-US" id="id_8875721_1868773_2_1">Los Angeles / S Western Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LosAngelesSWesternAveMember" xlink:to="exr_LosAngelesSWesternAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LosGatosMember" xlink:label="exr_LosGatosMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LosGatosMember_lbl" xml:lang="en-US" id="id_8875721_1800792_3_1">Los Gatos,[Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LosGatosMember_lbl" xml:lang="en-US" id="id_8875721_1800792_1_1">Los Gatos,[Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LosGatosMember_lbl" xml:lang="en-US" id="id_8875721_1800792_2_1">Los Gatos [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LosGatosMember" xlink:to="exr_LosGatosMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LouisvilleBardstownRdMember" xlink:label="exr_LouisvilleBardstownRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LouisvilleBardstownRdMember_lbl" xml:lang="en-US" id="id_8875721_1913456_3_1">Louisville Bardstown Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LouisvilleBardstownRdMember_lbl" xml:lang="en-US" id="id_8875721_1913456_1_1">Louisville Bardstown Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LouisvilleBardstownRdMember_lbl" xml:lang="en-US" id="id_8875721_1913456_2_1">Louisville / Bardstown Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LouisvilleBardstownRdMember" xlink:to="exr_LouisvilleBardstownRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LouisvilleWarwickAveMember" xlink:label="exr_LouisvilleWarwickAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LouisvilleWarwickAveMember_lbl" xml:lang="en-US" id="id_8875721_1887329_3_1">Louisville Warwick Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LouisvilleWarwickAveMember_lbl" xml:lang="en-US" id="id_8875721_1887329_1_1">Louisville Warwick Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LouisvilleWarwickAveMember_lbl" xml:lang="en-US" id="id_8875721_1887329_2_1">Louisville / Warwick Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LouisvilleWarwickAveMember" xlink:to="exr_LouisvilleWarwickAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LouisvilleWattbourneLnMember" xlink:label="exr_LouisvilleWattbourneLnMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LouisvilleWattbourneLnMember_lbl" xml:lang="en-US" id="id_8875721_1678240_3_1">Louisville Wattbourne Ln [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LouisvilleWattbourneLnMember_lbl" xml:lang="en-US" id="id_8875721_1678240_1_1">Louisville Wattbourne Ln [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LouisvilleWattbourneLnMember_lbl" xml:lang="en-US" id="id_8875721_1678240_2_1">Louisville / Wattbourne Ln [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LouisvilleWattbourneLnMember" xlink:to="exr_LouisvilleWattbourneLnMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LumbertonMember" xlink:label="exr_LumbertonMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LumbertonMember_lbl" xml:lang="en-US" id="id_8875721_1695050_3_1">Lumberton [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LumbertonMember_lbl" xml:lang="en-US" id="id_8875721_1695050_1_1">Lumberton [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LumbertonMember_lbl" xml:lang="en-US" id="id_8875721_1695050_2_1">Lumberton [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LumbertonMember" xlink:to="exr_LumbertonMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LyndhurstMember" xlink:label="exr_LyndhurstMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LyndhurstMember_lbl" xml:lang="en-US" id="id_8875721_1827447_3_1">Lyndhurst [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LyndhurstMember_lbl" xml:lang="en-US" id="id_8875721_1827447_1_1">Lyndhurst [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LyndhurstMember_lbl" xml:lang="en-US" id="id_8875721_1827447_2_1">Lyndhurst [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LyndhurstMember" xlink:to="exr_LyndhurstMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_LynnMember" xlink:label="exr_LynnMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_LynnMember_lbl" xml:lang="en-US" id="id_8875721_1764170_3_1">Lynn [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_LynnMember_lbl" xml:lang="en-US" id="id_8875721_1764170_1_1">Lynn [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_LynnMember_lbl" xml:lang="en-US" id="id_8875721_1764170_2_1">Lynn [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_LynnMember" xlink:to="exr_LynnMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/stpr/2011/stpr-2011-01-31.xsd#stpr_MA" xlink:label="stpr_MA"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="stpr_MA_lbl" xml:lang="en-US" id="id_8875721_1634839_1_1">MASSACHUSETTS</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="stpr_MA_lbl" xml:lang="en-US" id="id_8875721_1634839_2_1">MASSACHUSETTS</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="stpr_MA" xlink:to="stpr_MA_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MadeiraBeachMember" xlink:label="exr_MadeiraBeachMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MadeiraBeachMember_lbl" xml:lang="en-US" id="id_8875721_1816692_3_1">Madeira Beach [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MadeiraBeachMember_lbl" xml:lang="en-US" id="id_8875721_1816692_1_1">Madeira Beach [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MadeiraBeachMember_lbl" xml:lang="en-US" id="id_8875721_1816692_2_1">Madeira Beach [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MadeiraBeachMember" xlink:to="exr_MadeiraBeachMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MahwahMember" xlink:label="exr_MahwahMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MahwahMember_lbl" xml:lang="en-US" id="id_8875721_1764597_3_1">Mahwah [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MahwahMember_lbl" xml:lang="en-US" id="id_8875721_1764597_1_1">Mahwah [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MahwahMember_lbl" xml:lang="en-US" id="id_8875721_1764597_2_1">Mahwah [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MahwahMember" xlink:to="exr_MahwahMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ManagementFeesRevenue" xlink:label="us-gaap_ManagementFeesRevenue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ManagementFeesRevenue_lbl" xml:lang="en-US" id="id_8875721_1644965_1_1">Management Fees Revenue</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ManagementFeesRevenue_lbl" xml:lang="en-US" id="id_8875721_1644965_2_1">Management fee revenues and other income</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ManagementFeesRevenue" xlink:to="us-gaap_ManagementFeesRevenue_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ManagementFeesRevenueAndOtherIncome" xlink:label="exr_ManagementFeesRevenueAndOtherIncome"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ManagementFeesRevenueAndOtherIncome_lbl" xml:lang="en-US" id="id_8875721_1976688_3_1">Revenue derived from management of joint ventures, managing third-party properties, or another entity's operations, and other income.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ManagementFeesRevenueAndOtherIncome_lbl" xml:lang="en-US" id="id_8875721_1976688_1_1">Management Fees Revenue And Other Income</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ManagementFeesRevenueAndOtherIncome_lbl" xml:lang="en-US" id="id_8875721_1976688_2_1">Management fees and other income</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ManagementFeesRevenueAndOtherIncome" xlink:to="exr_ManagementFeesRevenueAndOtherIncome_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ManassasMember" xlink:label="exr_ManassasMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ManassasMember_lbl" xml:lang="en-US" id="id_8875721_2012773_3_1">Manassas [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ManassasMember_lbl" xml:lang="en-US" id="id_8875721_2012773_1_1">Manassas [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ManassasMember_lbl" xml:lang="en-US" id="id_8875721_2012773_2_1">Manassas [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ManassasMember" xlink:to="exr_ManassasMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MansfieldMember" xlink:label="exr_MansfieldMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MansfieldMember_lbl" xml:lang="en-US" id="id_8875721_1712310_3_1">Mansfield [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MansfieldMember_lbl" xml:lang="en-US" id="id_8875721_1712310_1_1">Mansfield [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MansfieldMember_lbl" xml:lang="en-US" id="id_8875721_1712310_2_1">Mansfield [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MansfieldMember" xlink:to="exr_MansfieldMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MantecaMember" xlink:label="exr_MantecaMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MantecaMember_lbl" xml:lang="en-US" id="id_8875721_1939204_3_1">Manteca ,[Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MantecaMember_lbl" xml:lang="en-US" id="id_8875721_1939204_1_1">Manteca ,[Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MantecaMember_lbl" xml:lang="en-US" id="id_8875721_1939204_2_1">Manteca [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MantecaMember" xlink:to="exr_MantecaMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MapleShadeMember" xlink:label="exr_MapleShadeMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MapleShadeMember_lbl" xml:lang="en-US" id="id_8875721_1820457_3_1">Maple Shade [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MapleShadeMember_lbl" xml:lang="en-US" id="id_8875721_1820457_1_1">Maple Shade [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MapleShadeMember_lbl" xml:lang="en-US" id="id_8875721_1820457_2_1">Maple Shade [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MapleShadeMember" xlink:to="exr_MapleShadeMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MargateMember" xlink:label="exr_MargateMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MargateMember_lbl" xml:lang="en-US" id="id_8875721_1786600_3_1">Margate [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MargateMember_lbl" xml:lang="en-US" id="id_8875721_1786600_1_1">Margate [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MargateMember_lbl" xml:lang="en-US" id="id_8875721_1786600_2_1">Margate [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MargateMember" xlink:to="exr_MargateMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MariettaAustellRdSwMember" xlink:label="exr_MariettaAustellRdSwMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MariettaAustellRdSwMember_lbl" xml:lang="en-US" id="id_8875721_2015784_3_1">Marietta / Austell Rd SW [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MariettaAustellRdSwMember_lbl" xml:lang="en-US" id="id_8875721_2015784_1_1">Marietta / Austell Rd SW [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MariettaAustellRdSwMember_lbl" xml:lang="en-US" id="id_8875721_2015784_2_1">Marietta / Austell Rd SW [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MariettaAustellRdSwMember" xlink:to="exr_MariettaAustellRdSwMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MariettaCobbParkwayNMember" xlink:label="exr_MariettaCobbParkwayNMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MariettaCobbParkwayNMember_lbl" xml:lang="en-US" id="id_8875721_2015785_3_1">Marietta / Cobb Parkway N [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MariettaCobbParkwayNMember_lbl" xml:lang="en-US" id="id_8875721_2015785_1_1">Marietta / Cobb Parkway N [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MariettaCobbParkwayNMember_lbl" xml:lang="en-US" id="id_8875721_2015785_2_1">Marietta / Cobb Parkway N [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MariettaCobbParkwayNMember" xlink:to="exr_MariettaCobbParkwayNMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MariettaPowersFerryRdMember" xlink:label="exr_MariettaPowersFerryRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MariettaPowersFerryRdMember_lbl" xml:lang="en-US" id="id_8875721_2015796_3_1">Marietta / Powers Ferry Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MariettaPowersFerryRdMember_lbl" xml:lang="en-US" id="id_8875721_2015796_1_1">Marietta / Powers Ferry Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MariettaPowersFerryRdMember_lbl" xml:lang="en-US" id="id_8875721_2015796_2_1">Marietta / Powers Ferry Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MariettaPowersFerryRdMember" xlink:to="exr_MariettaPowersFerryRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MariettaWestOakPkwyMember" xlink:label="exr_MariettaWestOakPkwyMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MariettaWestOakPkwyMember_lbl" xml:lang="en-US" id="id_8875721_2015798_3_1">Marietta / West Oak Pkwy [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MariettaWestOakPkwyMember_lbl" xml:lang="en-US" id="id_8875721_2015798_1_1">Marietta / West Oak Pkwy [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MariettaWestOakPkwyMember_lbl" xml:lang="en-US" id="id_8875721_2015798_2_1">Marietta / West Oak Pkwy [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MariettaWestOakPkwyMember" xlink:to="exr_MariettaWestOakPkwyMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MarinaDelReyMember" xlink:label="exr_MarinaDelReyMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MarinaDelReyMember_lbl" xml:lang="en-US" id="id_8875721_1826871_3_1">Marina Del Rey, [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MarinaDelReyMember_lbl" xml:lang="en-US" id="id_8875721_1826871_1_1">Marina Del Rey, [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MarinaDelReyMember_lbl" xml:lang="en-US" id="id_8875721_1826871_2_1">Marina Del Rey [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MarinaDelReyMember" xlink:to="exr_MarinaDelReyMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MarshfieldMember" xlink:label="exr_MarshfieldMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MarshfieldMember_lbl" xml:lang="en-US" id="id_8875721_1853524_3_1">Marshfield [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MarshfieldMember_lbl" xml:lang="en-US" id="id_8875721_1853524_1_1">Marshfield [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MarshfieldMember_lbl" xml:lang="en-US" id="id_8875721_1853524_2_1">Marshfield [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MarshfieldMember" xlink:to="exr_MarshfieldMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MarylandOnePropertySeptemberTenTwoThousandAndFifteenMember" xlink:label="exr_MarylandOnePropertySeptemberTenTwoThousandAndFifteenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MarylandOnePropertySeptemberTenTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_2009468_3_1">Maryland One Property September Ten Two Thousand And Fifteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MarylandOnePropertySeptemberTenTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_2009468_1_1">Maryland One Property September Ten Two Thousand And Fifteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MarylandOnePropertySeptemberTenTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_2009468_2_1">Maryland 1 Property Acquired 9/10/2015 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MarylandOnePropertySeptemberTenTwoThousandAndFifteenMember" xlink:to="exr_MarylandOnePropertySeptemberTenTwoThousandAndFifteenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MassachusettsOnePropertyMayThirteenTwoThousandAndFifteenMember" xlink:label="exr_MassachusettsOnePropertyMayThirteenTwoThousandAndFifteenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MassachusettsOnePropertyMayThirteenTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_1977159_3_1">Massachusetts One Property May Thirteen Two Thousand And Fifteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MassachusettsOnePropertyMayThirteenTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_1977159_1_1">Massachusetts One Property May Thirteen Two Thousand And Fifteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MassachusettsOnePropertyMayThirteenTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_1977159_2_1">Massachusetts 1 Property Acquired 5/13/2015 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MassachusettsOnePropertyMayThirteenTwoThousandAndFifteenMember" xlink:to="exr_MassachusettsOnePropertyMayThirteenTwoThousandAndFifteenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_MaximumMember" xlink:label="us-gaap_MaximumMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_MaximumMember_lbl" xml:lang="en-US" id="id_8875721_1633605_1_1">Maximum [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_MaximumMember_lbl" xml:lang="en-US" id="id_8875721_1633605_2_1">Maximum [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MaximumMember" xlink:to="us-gaap_MaximumMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MaximumPercentageOfAnnualSalaryWhichPlanParticipantsMayContributeToThePlan" xlink:label="exr_MaximumPercentageOfAnnualSalaryWhichPlanParticipantsMayContributeToThePlan"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MaximumPercentageOfAnnualSalaryWhichPlanParticipantsMayContributeToThePlan_lbl" xml:lang="en-US" id="id_8875721_1749913_3_1">The maximum percentage of annual salary contributions made by plan participants in retirement saving plan.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MaximumPercentageOfAnnualSalaryWhichPlanParticipantsMayContributeToThePlan_lbl" xml:lang="en-US" id="id_8875721_1749913_1_1">Maximum Percentage of Annual Salary Which Plan Participants May Contribute to the Plan</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MaximumPercentageOfAnnualSalaryWhichPlanParticipantsMayContributeToThePlan_lbl" xml:lang="en-US" id="id_8875721_1749913_2_1">Employee contribution to retirement saving plan as a percentage of annual salary, maximum</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MaximumPercentageOfAnnualSalaryWhichPlanParticipantsMayContributeToThePlan" xlink:to="exr_MaximumPercentageOfAnnualSalaryWhichPlanParticipantsMayContributeToThePlan_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MaximumPercentageOfCompensationByPlanParticipantsSubjectToFiftyPercentMatchingOfCompany" xlink:label="exr_MaximumPercentageOfCompensationByPlanParticipantsSubjectToFiftyPercentMatchingOfCompany"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MaximumPercentageOfCompensationByPlanParticipantsSubjectToFiftyPercentMatchingOfCompany_lbl" xml:lang="en-US" id="id_8875721_1725717_3_1">Represents the percentage of employee's compensation that qualifies for 50 percent matching contribution by company.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MaximumPercentageOfCompensationByPlanParticipantsSubjectToFiftyPercentMatchingOfCompany_lbl" xml:lang="en-US" id="id_8875721_1725717_1_1">Maximum Percentage of Compensation By Plan Participants Subject to Fifty Percent Matching of Company</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MaximumPercentageOfCompensationByPlanParticipantsSubjectToFiftyPercentMatchingOfCompany_lbl" xml:lang="en-US" id="id_8875721_1725717_2_1">Percentage of employee's compensation that qualifies for 50 percent matching contribution by the company</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MaximumPercentageOfCompensationByPlanParticipantsSubjectToFiftyPercentMatchingOfCompany" xlink:to="exr_MaximumPercentageOfCompensationByPlanParticipantsSubjectToFiftyPercentMatchingOfCompany_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MaximumPercentageOfCompensationByPlanParticipantsSubjectToHundredPercentMatchingOfCompany" xlink:label="exr_MaximumPercentageOfCompensationByPlanParticipantsSubjectToHundredPercentMatchingOfCompany"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MaximumPercentageOfCompensationByPlanParticipantsSubjectToHundredPercentMatchingOfCompany_lbl" xml:lang="en-US" id="id_8875721_1761739_3_1">Represents the percentage of employee's compensation that qualifies for 100 percent matching contribution by the company.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MaximumPercentageOfCompensationByPlanParticipantsSubjectToHundredPercentMatchingOfCompany_lbl" xml:lang="en-US" id="id_8875721_1761739_1_1">Maximum Percentage of Compensation By Plan Participants Subject to Hundred Percent Matching of Company</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MaximumPercentageOfCompensationByPlanParticipantsSubjectToHundredPercentMatchingOfCompany_lbl" xml:lang="en-US" id="id_8875721_1761739_2_1">Percentage of employee's compensation that qualifies for 100 percent matching contribution by the company</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MaximumPercentageOfCompensationByPlanParticipantsSubjectToHundredPercentMatchingOfCompany" xlink:to="exr_MaximumPercentageOfCompensationByPlanParticipantsSubjectToHundredPercentMatchingOfCompany_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MaximumPercentageOfMatchingContributionMadeByCompanyForNextTwoPercentOfParticipantsCompensation" xlink:label="exr_MaximumPercentageOfMatchingContributionMadeByCompanyForNextTwoPercentOfParticipantsCompensation"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MaximumPercentageOfMatchingContributionMadeByCompanyForNextTwoPercentOfParticipantsCompensation_lbl" xml:lang="en-US" id="id_8875721_1886627_3_1">Represents the percentage of the company's matching contributions of next 2 percent of employee's compensation.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MaximumPercentageOfMatchingContributionMadeByCompanyForNextTwoPercentOfParticipantsCompensation_lbl" xml:lang="en-US" id="id_8875721_1886627_1_1">Maximum Percentage of Matching Contribution Made By Company For Next Two Percent of Participants Compensation</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MaximumPercentageOfMatchingContributionMadeByCompanyForNextTwoPercentOfParticipantsCompensation_lbl" xml:lang="en-US" id="id_8875721_1886627_2_1">Maximum percentage of the company's matching contributions of next 2 percent of employee's compensation</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MaximumPercentageOfMatchingContributionMadeByCompanyForNextTwoPercentOfParticipantsCompensation" xlink:to="exr_MaximumPercentageOfMatchingContributionMadeByCompanyForNextTwoPercentOfParticipantsCompensation_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/stpr/2011/stpr-2011-01-31.xsd#stpr_MD" xlink:label="stpr_MD"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="stpr_MD_lbl" xml:lang="en-US" id="id_8875721_1640009_1_1">MARYLAND</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="stpr_MD_lbl" xml:lang="en-US" id="id_8875721_1640009_2_1">MARYLAND</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="stpr_MD" xlink:to="stpr_MD_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MemphisCovingtonWayMember" xlink:label="exr_MemphisCovingtonWayMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MemphisCovingtonWayMember_lbl" xml:lang="en-US" id="id_8875721_1856622_3_1">Memphis Covington Way [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MemphisCovingtonWayMember_lbl" xml:lang="en-US" id="id_8875721_1856622_1_1">Memphis Covington Way [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MemphisCovingtonWayMember_lbl" xml:lang="en-US" id="id_8875721_1856622_2_1">Memphis / Covington Way [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MemphisCovingtonWayMember" xlink:to="exr_MemphisCovingtonWayMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MemphisMember" xlink:label="exr_MemphisMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MemphisMember_lbl" xml:lang="en-US" id="id_8875721_1828465_3_1">Memphis [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MemphisMember_lbl" xml:lang="en-US" id="id_8875721_1828465_1_1">Memphis [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MemphisMember_lbl" xml:lang="en-US" id="id_8875721_1828465_2_1">Memphis [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MemphisMember" xlink:to="exr_MemphisMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MemphisMtMoriahMember" xlink:label="exr_MemphisMtMoriahMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MemphisMtMoriahMember_lbl" xml:lang="en-US" id="id_8875721_1758694_3_1">Memphis Mt Moriah [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MemphisMtMoriahMember_lbl" xml:lang="en-US" id="id_8875721_1758694_1_1">Memphis Mt Moriah [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MemphisMtMoriahMember_lbl" xml:lang="en-US" id="id_8875721_1758694_2_1">Memphis / Mt Moriah [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MemphisMtMoriahMember" xlink:to="exr_MemphisMtMoriahMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MemphisMtMoriahTerraceMember" xlink:label="exr_MemphisMtMoriahTerraceMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MemphisMtMoriahTerraceMember_lbl" xml:lang="en-US" id="id_8875721_1798580_3_1">Memphis Mt Moriah Terrace [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MemphisMtMoriahTerraceMember_lbl" xml:lang="en-US" id="id_8875721_1798580_1_1">Memphis Mt Moriah Terrace [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MemphisMtMoriahTerraceMember_lbl" xml:lang="en-US" id="id_8875721_1798580_2_1">Memphis / Mt Moriah Terrace [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MemphisMtMoriahTerraceMember" xlink:to="exr_MemphisMtMoriahTerraceMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MemphisRaleighLagrangeMember" xlink:label="exr_MemphisRaleighLagrangeMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MemphisRaleighLagrangeMember_lbl" xml:lang="en-US" id="id_8875721_1869858_3_1">Memphis Raleigh LaGrange [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MemphisRaleighLagrangeMember_lbl" xml:lang="en-US" id="id_8875721_1869858_1_1">Memphis Raleigh LaGrange [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MemphisRaleighLagrangeMember_lbl" xml:lang="en-US" id="id_8875721_1869858_2_1">Memphis / Raleigh-LaGrange [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MemphisRaleighLagrangeMember" xlink:to="exr_MemphisRaleighLagrangeMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MemphisRiverdaleBendMember" xlink:label="exr_MemphisRiverdaleBendMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MemphisRiverdaleBendMember_lbl" xml:lang="en-US" id="id_8875721_1802818_3_1">Memphis Riverdale Bend [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MemphisRiverdaleBendMember_lbl" xml:lang="en-US" id="id_8875721_1802818_1_1">Memphis Riverdale Bend [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MemphisRiverdaleBendMember_lbl" xml:lang="en-US" id="id_8875721_1802818_2_1">Memphis / Riverdale Bend [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MemphisRiverdaleBendMember" xlink:to="exr_MemphisRiverdaleBendMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MemphisSummerAveMember" xlink:label="exr_MemphisSummerAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MemphisSummerAveMember_lbl" xml:lang="en-US" id="id_8875721_1841150_3_1">Memphis Summer Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MemphisSummerAveMember_lbl" xml:lang="en-US" id="id_8875721_1841150_1_1">Memphis Summer Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MemphisSummerAveMember_lbl" xml:lang="en-US" id="id_8875721_1841150_2_1">Memphis / Summer Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MemphisSummerAveMember" xlink:to="exr_MemphisSummerAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MenloParkCAMember" xlink:label="exr_MenloParkCAMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MenloParkCAMember_lbl" xml:lang="en-US" id="id_8875721_1798779_3_1">Menlo Park, CA [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MenloParkCAMember_lbl" xml:lang="en-US" id="id_8875721_1798779_1_1">Menlo Park, CA [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MenloParkCAMember_lbl" xml:lang="en-US" id="id_8875721_1798779_2_1">Menlo Park [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MenloParkCAMember" xlink:to="exr_MenloParkCAMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MentorHeisleyRdMember" xlink:label="exr_MentorHeisleyRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MentorHeisleyRdMember_lbl" xml:lang="en-US" id="id_8875721_1890388_3_1">Mentor Heisley Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MentorHeisleyRdMember_lbl" xml:lang="en-US" id="id_8875721_1890388_1_1">Mentor Heisley Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MentorHeisleyRdMember_lbl" xml:lang="en-US" id="id_8875721_1890388_2_1">Mentor / Heisley Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MentorHeisleyRdMember" xlink:to="exr_MentorHeisleyRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MentorMentorAveMember" xlink:label="exr_MentorMentorAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MentorMentorAveMember_lbl" xml:lang="en-US" id="id_8875721_1868370_3_1">Mentor Mentor Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MentorMentorAveMember_lbl" xml:lang="en-US" id="id_8875721_1868370_1_1">Mentor Mentor Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MentorMentorAveMember_lbl" xml:lang="en-US" id="id_8875721_1868370_2_1">Mentor / Mentor Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MentorMentorAveMember" xlink:to="exr_MentorMentorAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_MergersAcquisitionsAndDispositionsDisclosuresTextBlock" xlink:label="us-gaap_MergersAcquisitionsAndDispositionsDisclosuresTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_MergersAcquisitionsAndDispositionsDisclosuresTextBlock_lbl" xml:lang="en-US" id="id_8875721_1644139_1_1">Mergers, Acquisitions and Dispositions Disclosures [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_MergersAcquisitionsAndDispositionsDisclosuresTextBlock_lbl" xml:lang="en-US" id="id_8875721_1644139_2_1">Property Acquisitions and Dispositions</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MergersAcquisitionsAndDispositionsDisclosuresTextBlock" xlink:to="us-gaap_MergersAcquisitionsAndDispositionsDisclosuresTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MerrimackMember" xlink:label="exr_MerrimackMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MerrimackMember_lbl" xml:lang="en-US" id="id_8875721_1812064_3_1">Merrimack [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MerrimackMember_lbl" xml:lang="en-US" id="id_8875721_1812064_1_1">Merrimack [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MerrimackMember_lbl" xml:lang="en-US" id="id_8875721_1812064_2_1">Merrimack [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MerrimackMember" xlink:to="exr_MerrimackMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MesaESouthernAveMember" xlink:label="exr_MesaESouthernAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MesaESouthernAveMember_lbl" xml:lang="en-US" id="id_8875721_2016093_3_1">Mesa / E Southern Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MesaESouthernAveMember_lbl" xml:lang="en-US" id="id_8875721_2016093_1_1">Mesa / E Southern Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MesaESouthernAveMember_lbl" xml:lang="en-US" id="id_8875721_2016093_2_1">Mesa / E Southern Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MesaESouthernAveMember" xlink:to="exr_MesaESouthernAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MesaGuadalupeRdMember" xlink:label="exr_MesaGuadalupeRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MesaGuadalupeRdMember_lbl" xml:lang="en-US" id="id_8875721_2015777_3_1">Mesa / E Guadalupe Rd AZ [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MesaGuadalupeRdMember_lbl" xml:lang="en-US" id="id_8875721_2015777_1_1">Mesa / E Guadalupe Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MesaGuadalupeRdMember_lbl" xml:lang="en-US" id="id_8875721_2015777_2_1">Mesa / E Guadalupe Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MesaGuadalupeRdMember" xlink:to="exr_MesaGuadalupeRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MesaMaderoAveMember" xlink:label="exr_MesaMaderoAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MesaMaderoAveMember_lbl" xml:lang="en-US" id="id_8875721_1888635_3_1">Mesa / Madero Ave, AZ [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MesaMaderoAveMember_lbl" xml:lang="en-US" id="id_8875721_1888635_1_1">Mesa / Madero Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MesaMaderoAveMember_lbl" xml:lang="en-US" id="id_8875721_1888635_2_1">Mesa / Madero Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MesaMaderoAveMember" xlink:to="exr_MesaMaderoAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MesaNAlmaSchoolRdMember" xlink:label="exr_MesaNAlmaSchoolRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MesaNAlmaSchoolRdMember_lbl" xml:lang="en-US" id="id_8875721_1897984_3_1">Mesa / N. Alma School Rd, AZ [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MesaNAlmaSchoolRdMember_lbl" xml:lang="en-US" id="id_8875721_1897984_1_1">Mesa / N-. Alma School Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MesaNAlmaSchoolRdMember_lbl" xml:lang="en-US" id="id_8875721_1897984_2_1">Mesa / N-. Alma School Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MesaNAlmaSchoolRdMember" xlink:to="exr_MesaNAlmaSchoolRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MesaSouthernAveMember" xlink:label="exr_MesaSouthernAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MesaSouthernAveMember_lbl" xml:lang="en-US" id="id_8875721_1777103_3_1">Mesa Southern Ave AZ [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MesaSouthernAveMember_lbl" xml:lang="en-US" id="id_8875721_1777103_1_1">Mesa Southern Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MesaSouthernAveMember_lbl" xml:lang="en-US" id="id_8875721_1777103_2_1">Mesa / Southern Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MesaSouthernAveMember" xlink:to="exr_MesaSouthernAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MesquiteMember" xlink:label="exr_MesquiteMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MesquiteMember_lbl" xml:lang="en-US" id="id_8875721_1667764_3_1">Mesquite [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MesquiteMember_lbl" xml:lang="en-US" id="id_8875721_1667764_1_1">Mesquite [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MesquiteMember_lbl" xml:lang="en-US" id="id_8875721_1667764_2_1">Mesquite [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MesquiteMember" xlink:to="exr_MesquiteMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MetairieMember" xlink:label="exr_MetairieMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MetairieMember_lbl" xml:lang="en-US" id="id_8875721_1907978_3_1">Metairie [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MetairieMember_lbl" xml:lang="en-US" id="id_8875721_1907978_1_1">Metairie [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MetairieMember_lbl" xml:lang="en-US" id="id_8875721_1907978_2_1">Metairie [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MetairieMember" xlink:to="exr_MetairieMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MetuchenMember" xlink:label="exr_MetuchenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MetuchenMember_lbl" xml:lang="en-US" id="id_8875721_1876731_3_1">Metuchen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MetuchenMember_lbl" xml:lang="en-US" id="id_8875721_1876731_1_1">Metuchen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MetuchenMember_lbl" xml:lang="en-US" id="id_8875721_1876731_2_1">Metuchen [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MetuchenMember" xlink:to="exr_MetuchenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/stpr/2011/stpr-2011-01-31.xsd#stpr_MI" xlink:label="stpr_MI"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="stpr_MI_lbl" xml:lang="en-US" id="id_8875721_1642931_1_1">MICHIGAN</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="stpr_MI_lbl" xml:lang="en-US" id="id_8875721_1642931_2_1">MICHIGAN</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="stpr_MI" xlink:to="stpr_MI_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MiamiCoralWayMember" xlink:label="exr_MiamiCoralWayMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MiamiCoralWayMember_lbl" xml:lang="en-US" id="id_8875721_1865158_3_1">Miami Coral Way [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MiamiCoralWayMember_lbl" xml:lang="en-US" id="id_8875721_1865158_1_1">Miami Coral Way [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MiamiCoralWayMember_lbl" xml:lang="en-US" id="id_8875721_1865158_2_1">Miami / Coral Way [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MiamiCoralWayMember" xlink:to="exr_MiamiCoralWayMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MiamiGardensMember" xlink:label="exr_MiamiGardensMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MiamiGardensMember_lbl" xml:lang="en-US" id="id_8875721_1855508_3_1">Miami Gardens [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MiamiGardensMember_lbl" xml:lang="en-US" id="id_8875721_1855508_1_1">Miami Gardens [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MiamiGardensMember_lbl" xml:lang="en-US" id="id_8875721_1855508_2_1">Miami Gardens [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MiamiGardensMember" xlink:to="exr_MiamiGardensMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MiamiHammocksBlvdMember" xlink:label="exr_MiamiHammocksBlvdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MiamiHammocksBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1813831_3_1">Miami Hammocks Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MiamiHammocksBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1813831_1_1">Miami Hammocks Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MiamiHammocksBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1813831_2_1">Miami / Hammocks Blvd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MiamiHammocksBlvdMember" xlink:to="exr_MiamiHammocksBlvdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MiamiNw12thStMember" xlink:label="exr_MiamiNw12thStMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MiamiNw12thStMember_lbl" xml:lang="en-US" id="id_8875721_1749042_3_1">Miami NW 12th St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MiamiNw12thStMember_lbl" xml:lang="en-US" id="id_8875721_1749042_1_1">Miami NW 12th St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MiamiNw12thStMember_lbl" xml:lang="en-US" id="id_8875721_1749042_2_1">Miami / NW 12th St [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MiamiNw12thStMember" xlink:to="exr_MiamiNw12thStMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MiamiNwSecondAveMember" xlink:label="exr_MiamiNwSecondAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MiamiNwSecondAveMember_lbl" xml:lang="en-US" id="id_8875721_1915150_3_1">Miami NW Second Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MiamiNwSecondAveMember_lbl" xml:lang="en-US" id="id_8875721_1915150_1_1">Miami NW Second Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MiamiNwSecondAveMember_lbl" xml:lang="en-US" id="id_8875721_1915150_2_1">Miami / NW 2nd Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MiamiNwSecondAveMember" xlink:to="exr_MiamiNwSecondAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MiamiSwOneHundredEightySixthStMember" xlink:label="exr_MiamiSwOneHundredEightySixthStMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MiamiSwOneHundredEightySixthStMember_lbl" xml:lang="en-US" id="id_8875721_2016071_3_1">Miami / Sw One Hundred Eighty Sixth St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MiamiSwOneHundredEightySixthStMember_lbl" xml:lang="en-US" id="id_8875721_2016071_1_1">Miami / Sw One Hundred Eighty Sixth St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MiamiSwOneHundredEightySixthStMember_lbl" xml:lang="en-US" id="id_8875721_2016071_2_1">Miami / SW 186th St [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MiamiSwOneHundredEightySixthStMember" xlink:to="exr_MiamiSwOneHundredEightySixthStMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MiamiSwOneHundredFortySeventhAveMember" xlink:label="exr_MiamiSwOneHundredFortySeventhAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MiamiSwOneHundredFortySeventhAveMember_lbl" xml:lang="en-US" id="id_8875721_1894005_3_1">Miami SW One Hundred Forty Seventh Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MiamiSwOneHundredFortySeventhAveMember_lbl" xml:lang="en-US" id="id_8875721_1894005_1_1">Miami SW One Hundred Forty Seventh Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MiamiSwOneHundredFortySeventhAveMember_lbl" xml:lang="en-US" id="id_8875721_1894005_2_1">Miami / SW 147th Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MiamiSwOneHundredFortySeventhAveMember" xlink:to="exr_MiamiSwOneHundredFortySeventhAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MiamiSwSeventySecondStreetMember" xlink:label="exr_MiamiSwSeventySecondStreetMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MiamiSwSeventySecondStreetMember_lbl" xml:lang="en-US" id="id_8875721_1772999_3_1">Miami SW Seventy Second Street [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MiamiSwSeventySecondStreetMember_lbl" xml:lang="en-US" id="id_8875721_1772999_1_1">Miami SW Seventy Second Street [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MiamiSwSeventySecondStreetMember_lbl" xml:lang="en-US" id="id_8875721_1772999_2_1">Miami / SW 72nd Street [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MiamiSwSeventySecondStreetMember" xlink:to="exr_MiamiSwSeventySecondStreetMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MiamiSwSixtyEighthAveMember" xlink:label="exr_MiamiSwSixtyEighthAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MiamiSwSixtyEighthAveMember_lbl" xml:lang="en-US" id="id_8875721_1915918_3_1">Miami SW Sixty Eighth Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MiamiSwSixtyEighthAveMember_lbl" xml:lang="en-US" id="id_8875721_1915918_1_1">Miami SW Sixty Eighth Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MiamiSwSixtyEighthAveMember_lbl" xml:lang="en-US" id="id_8875721_1915918_2_1">Miami / SW 68th Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MiamiSwSixtyEighthAveMember" xlink:to="exr_MiamiSwSixtyEighthAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MiddletownMember" xlink:label="exr_MiddletownMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MiddletownMember_lbl" xml:lang="en-US" id="id_8875721_1947052_3_1">Middletown [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MiddletownMember_lbl" xml:lang="en-US" id="id_8875721_1947052_1_1">Middletown [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MiddletownMember_lbl" xml:lang="en-US" id="id_8875721_1947052_2_1">Middletown [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MiddletownMember" xlink:to="exr_MiddletownMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MidlandAndrewsHwyMember" xlink:label="exr_MidlandAndrewsHwyMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MidlandAndrewsHwyMember_lbl" xml:lang="en-US" id="id_8875721_2015630_3_1">Midland Andrews Hwy [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MidlandAndrewsHwyMember_lbl" xml:lang="en-US" id="id_8875721_2015630_1_1">Midland Andrews Hwy [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MidlandAndrewsHwyMember_lbl" xml:lang="en-US" id="id_8875721_2015630_2_1">Midland Andrews Hwy [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MidlandAndrewsHwyMember" xlink:to="exr_MidlandAndrewsHwyMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MidlandLoopTwoFiftyNMember" xlink:label="exr_MidlandLoopTwoFiftyNMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MidlandLoopTwoFiftyNMember_lbl" xml:lang="en-US" id="id_8875721_2015629_3_1">Midland Loop Two Fifty N [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MidlandLoopTwoFiftyNMember_lbl" xml:lang="en-US" id="id_8875721_2015629_1_1">Midland Loop Two Fifty N [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MidlandLoopTwoFiftyNMember_lbl" xml:lang="en-US" id="id_8875721_2015629_2_1">Midland Loop Two Fifty N [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MidlandLoopTwoFiftyNMember" xlink:to="exr_MidlandLoopTwoFiftyNMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MiltonMember" xlink:label="exr_MiltonMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MiltonMember_lbl" xml:lang="en-US" id="id_8875721_1928306_3_1">Milton [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MiltonMember_lbl" xml:lang="en-US" id="id_8875721_1928306_1_1">Milton [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MiltonMember_lbl" xml:lang="en-US" id="id_8875721_1928306_2_1">Milton [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MiltonMember" xlink:to="exr_MiltonMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_MinimumMember" xlink:label="us-gaap_MinimumMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_MinimumMember_lbl" xml:lang="en-US" id="id_8875721_1643741_1_1">Minimum [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_MinimumMember_lbl" xml:lang="en-US" id="id_8875721_1643741_2_1">Minimum [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MinimumMember" xlink:to="us-gaap_MinimumMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_MinorityInterest" xlink:label="us-gaap_MinorityInterest"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_MinorityInterest_lbl" xml:lang="en-US" id="id_8875721_1647455_1_1">Stockholders' Equity Attributable to Noncontrolling Interest</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_MinorityInterest_lbl" xml:lang="en-US" id="id_8875721_1647455_2_1">Carrying amount of noncontrolling interest</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MinorityInterest" xlink:to="us-gaap_MinorityInterest_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MinorityInterestDecreaseFromCashRedemptions" xlink:label="exr_MinorityInterestDecreaseFromCashRedemptions"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MinorityInterestDecreaseFromCashRedemptions_lbl" xml:lang="en-US" id="id_8875721_1753220_3_1">Decrease in noncontrolling interest balance from payment of cash by the non-wholly owned subsidiary or partially owned entity, included in the consolidation of the parent entity, to the noncontrolling interest holders.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MinorityInterestDecreaseFromCashRedemptions_lbl" xml:lang="en-US" id="id_8875721_1753220_1_1">Minority Interest Decrease From Cash Redemptions</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="exr_MinorityInterestDecreaseFromCashRedemptions_lbl" xml:lang="en-US" id="id_8875721_1753220_14_1">Redemption of Operating Partnership units for cash</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MinorityInterestDecreaseFromCashRedemptions" xlink:to="exr_MinorityInterestDecreaseFromCashRedemptions_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders" xlink:label="us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders_lbl" xml:lang="en-US" id="id_8875721_1650837_1_1">Noncontrolling Interest, Decrease from Distributions to Noncontrolling Interest Holders</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders_lbl" xml:lang="en-US" id="id_8875721_1650837_14_1">Distributions to Operating Partnership units held by noncontrolling interests</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders" xlink:to="us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MinorityInterestDecreaseFromDistributionsToOtherNoncontrollingInterestHolders" xlink:label="exr_MinorityInterestDecreaseFromDistributionsToOtherNoncontrollingInterestHolders"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MinorityInterestDecreaseFromDistributionsToOtherNoncontrollingInterestHolders_lbl" xml:lang="en-US" id="id_8875721_1672944_3_1">Decrease in noncontrolling interest balance from payment of dividends or other distributions to other noncontrolling interest holders.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MinorityInterestDecreaseFromDistributionsToOtherNoncontrollingInterestHolders_lbl" xml:lang="en-US" id="id_8875721_1672944_1_1">Minority Interest Decrease From Distributions To Other Noncontrolling Interest Holders</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="exr_MinorityInterestDecreaseFromDistributionsToOtherNoncontrollingInterestHolders_lbl" xml:lang="en-US" id="id_8875721_1672944_14_1">Distributions to other noncontrolling interests</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MinorityInterestDecreaseFromDistributionsToOtherNoncontrollingInterestHolders" xlink:to="exr_MinorityInterestDecreaseFromDistributionsToOtherNoncontrollingInterestHolders_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MinorityInterestDecreaseFromPurchaseOfJointVentureInterest" xlink:label="exr_MinorityInterestDecreaseFromPurchaseOfJointVentureInterest"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MinorityInterestDecreaseFromPurchaseOfJointVentureInterest_lbl" xml:lang="en-US" id="id_8875721_1978317_3_1">Decrease in noncontrolling interest as a result of the purchase of equity interest of noncontrolling partners.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MinorityInterestDecreaseFromPurchaseOfJointVentureInterest_lbl" xml:lang="en-US" id="id_8875721_1978317_1_1">Minority Interest Decrease From Purchase Of Joint Venture Interest</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="exr_MinorityInterestDecreaseFromPurchaseOfJointVentureInterest_lbl" xml:lang="en-US" id="id_8875721_1978317_14_1">Purchase of remaining equity interest in existing consolidated joint venture</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MinorityInterestDecreaseFromPurchaseOfJointVentureInterest" xlink:to="exr_MinorityInterestDecreaseFromPurchaseOfJointVentureInterest_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_MinorityInterestDecreaseFromRedemptions" xlink:label="us-gaap_MinorityInterestDecreaseFromRedemptions"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_MinorityInterestDecreaseFromRedemptions_lbl" xml:lang="en-US" id="id_8875721_1650566_1_1">Noncontrolling Interest, Decrease from Redemptions or Purchase of Interests</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_MinorityInterestDecreaseFromRedemptions_lbl" xml:lang="en-US" id="id_8875721_1650566_2_1">Redemption of Operating Partnership units for common stock</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MinorityInterestDecreaseFromRedemptions" xlink:to="us-gaap_MinorityInterestDecreaseFromRedemptions_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MinorityInterestDecreaseFromRedemptionsShares" xlink:label="exr_MinorityInterestDecreaseFromRedemptionsShares"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MinorityInterestDecreaseFromRedemptionsShares_lbl" xml:lang="en-US" id="id_8875721_1902276_3_1">Decrease in noncontrolling interests as a result of the redemption of Operating Partnership units in exchange for common shares.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MinorityInterestDecreaseFromRedemptionsShares_lbl" xml:lang="en-US" id="id_8875721_1902276_1_1">Minority Interest Decrease From Redemptions Shares</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MinorityInterestDecreaseFromRedemptionsShares_lbl" xml:lang="en-US" id="id_8875721_1902276_2_1">Redemption of Operating Partnership units for common stock (in shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MinorityInterestDecreaseFromRedemptionsShares" xlink:to="exr_MinorityInterestDecreaseFromRedemptionsShares_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_MinorityInterestDisclosureTextBlock" xlink:label="us-gaap_MinorityInterestDisclosureTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_MinorityInterestDisclosureTextBlock_lbl" xml:lang="en-US" id="id_8875721_1637644_1_1">Noncontrolling Interest Disclosure [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_MinorityInterestDisclosureTextBlock_lbl" xml:lang="en-US" id="id_8875721_1637644_2_1">Noncontrolling Interests</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MinorityInterestDisclosureTextBlock" xlink:to="us-gaap_MinorityInterestDisclosureTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MinorityInterestInNetIncomeLossOperatingPartnershipsAndOther" xlink:label="exr_MinorityInterestInNetIncomeLossOperatingPartnershipsAndOther"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MinorityInterestInNetIncomeLossOperatingPartnershipsAndOther_lbl" xml:lang="en-US" id="id_8875721_1686969_3_1">Amount of net income (loss) for the period allocated to noncontrolling partners of an operating partnership and others included in the entity's consolidated financial statements.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MinorityInterestInNetIncomeLossOperatingPartnershipsAndOther_lbl" xml:lang="en-US" id="id_8875721_1686969_1_1">Minority Interest In Net Income Loss Operating Partnerships And Other</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="exr_MinorityInterestInNetIncomeLossOperatingPartnershipsAndOther_lbl" xml:lang="en-US" id="id_8875721_1686969_14_1">Net income allocated to Operating Partnership and other noncontrolling interests</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MinorityInterestInNetIncomeLossOperatingPartnershipsAndOther" xlink:to="exr_MinorityInterestInNetIncomeLossOperatingPartnershipsAndOther_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_MinorityInterestInOperatingPartnerships" xlink:label="us-gaap_MinorityInterestInOperatingPartnerships"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_MinorityInterestInOperatingPartnerships_lbl" xml:lang="en-US" id="id_8875721_1647785_1_1">Noncontrolling Interest in Operating Partnerships</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_MinorityInterestInOperatingPartnerships_lbl" xml:lang="en-US" id="id_8875721_1647785_2_1">Noncontrolling interests in Operating Partnership</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MinorityInterestInOperatingPartnerships" xlink:to="us-gaap_MinorityInterestInOperatingPartnerships_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_MinorityInterestInPreferredUnitHolders" xlink:label="us-gaap_MinorityInterestInPreferredUnitHolders"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_MinorityInterestInPreferredUnitHolders_lbl" xml:lang="en-US" id="id_8875721_1644409_1_1">Noncontrolling Interest in Preferred Unit Holders</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_MinorityInterestInPreferredUnitHolders_lbl" xml:lang="en-US" id="id_8875721_1644409_2_1">Noncontrolling interest represented by Preferred Operating Partnership units, net of $120,230 notes receivable</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MinorityInterestInPreferredUnitHolders" xlink:to="us-gaap_MinorityInterestInPreferredUnitHolders_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_MinorityInterestLineItems" xlink:label="us-gaap_MinorityInterestLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_MinorityInterestLineItems_lbl" xml:lang="en-US" id="id_8875721_1634028_1_1">Noncontrolling Interest [Line Items]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_MinorityInterestLineItems_lbl" xml:lang="en-US" id="id_8875721_1634028_2_1">Noncontrolling Interest in Operating Partnership [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MinorityInterestLineItems" xlink:to="us-gaap_MinorityInterestLineItems_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MinorityInterestOwnershipByNoncontrollingOwnersValue" xlink:label="exr_MinorityInterestOwnershipByNoncontrollingOwnersValue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MinorityInterestOwnershipByNoncontrollingOwnersValue_lbl" xml:lang="en-US" id="id_8875721_1818138_3_1">The value of the equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MinorityInterestOwnershipByNoncontrollingOwnersValue_lbl" xml:lang="en-US" id="id_8875721_1818138_1_1">Minority Interest Ownership By Noncontrolling Owners Value</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MinorityInterestOwnershipByNoncontrollingOwnersValue_lbl" xml:lang="en-US" id="id_8875721_1818138_2_1">Value of ownership interest of third party owners</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MinorityInterestOwnershipByNoncontrollingOwnersValue" xlink:to="exr_MinorityInterestOwnershipByNoncontrollingOwnersValue_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners" xlink:label="us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners_lbl" xml:lang="en-US" id="id_8875721_1637645_1_1">Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners_lbl" xml:lang="en-US" id="id_8875721_1637645_2_1">Noncontrolling interest in operating partnership (as a percent)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners_lbl" xml:lang="en-US" id="id_8875721_1637645_12_1">Voting interests of third-party owners</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners" xlink:to="us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_MinorityInterestOwnershipPercentageByParent" xlink:label="us-gaap_MinorityInterestOwnershipPercentageByParent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_MinorityInterestOwnershipPercentageByParent_lbl" xml:lang="en-US" id="id_8875721_1643339_1_1">Noncontrolling Interest, Ownership Percentage by Parent</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_MinorityInterestOwnershipPercentageByParent_lbl" xml:lang="en-US" id="id_8875721_1643339_2_1">Ownership interest held by entity (as a percent)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MinorityInterestOwnershipPercentageByParent" xlink:to="us-gaap_MinorityInterestOwnershipPercentageByParent_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MinorityInterestOwnershipPercentageByParentInJointVenturePartnerInConsolidatedSelfStorageProperty" xlink:label="exr_MinorityInterestOwnershipPercentageByParentInJointVenturePartnerInConsolidatedSelfStorageProperty"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MinorityInterestOwnershipPercentageByParentInJointVenturePartnerInConsolidatedSelfStorageProperty_lbl" xml:lang="en-US" id="id_8875721_1729081_3_1">Represents the parent entity's interest in net assets of the joint venture partner of a consolidated property, expressed as a percentage.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MinorityInterestOwnershipPercentageByParentInJointVenturePartnerInConsolidatedSelfStorageProperty_lbl" xml:lang="en-US" id="id_8875721_1729081_1_1">Minority Interest Ownership Percentage By Parent In Joint Venture Partner In Consolidated Self Storage Property</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MinorityInterestOwnershipPercentageByParentInJointVenturePartnerInConsolidatedSelfStorageProperty_lbl" xml:lang="en-US" id="id_8875721_1729081_2_1">Ownership interest held by entity in joint venture partner of a consolidated stores</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MinorityInterestOwnershipPercentageByParentInJointVenturePartnerInConsolidatedSelfStorageProperty" xlink:to="exr_MinorityInterestOwnershipPercentageByParentInJointVenturePartnerInConsolidatedSelfStorageProperty_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MinorityInterestOwnershipPercentageByParentInJointVenturePartnerInConsolidatedSelfStoragePropertyPriorToAcquisition" xlink:label="exr_MinorityInterestOwnershipPercentageByParentInJointVenturePartnerInConsolidatedSelfStoragePropertyPriorToAcquisition"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MinorityInterestOwnershipPercentageByParentInJointVenturePartnerInConsolidatedSelfStoragePropertyPriorToAcquisition_lbl" xml:lang="en-US" id="id_8875721_1681227_3_1">Represents the parent entity's interest in net assets of the joint venture partner of a consolidated property, expressed as a percentage prior to acquisition.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MinorityInterestOwnershipPercentageByParentInJointVenturePartnerInConsolidatedSelfStoragePropertyPriorToAcquisition_lbl" xml:lang="en-US" id="id_8875721_1681227_1_1">Minority Interest Ownership Percentage By Parent In Joint Venture Partner In Consolidated Self Storage Property Prior To Acquisition</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MinorityInterestOwnershipPercentageByParentInJointVenturePartnerInConsolidatedSelfStoragePropertyPriorToAcquisition_lbl" xml:lang="en-US" id="id_8875721_1681227_2_1">Ownership interest held by entity in joint venture partner of a consolidated stores prior to acquisition</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MinorityInterestOwnershipPercentageByParentInJointVenturePartnerInConsolidatedSelfStoragePropertyPriorToAcquisition" xlink:to="exr_MinorityInterestOwnershipPercentageByParentInJointVenturePartnerInConsolidatedSelfStoragePropertyPriorToAcquisition_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_MinorityInterestTable" xlink:label="us-gaap_MinorityInterestTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_MinorityInterestTable_lbl" xml:lang="en-US" id="id_8875721_1632019_1_1">Noncontrolling Interest [Table]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_MinorityInterestTable_lbl" xml:lang="en-US" id="id_8875721_1632019_2_1">Noncontrolling Interest [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MinorityInterestTable" xlink:to="us-gaap_MinorityInterestTable_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MishawakaMember" xlink:label="exr_MishawakaMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MishawakaMember_lbl" xml:lang="en-US" id="id_8875721_1781283_3_1">Mishawaka [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MishawakaMember_lbl" xml:lang="en-US" id="id_8875721_1781283_1_1">Mishawaka [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MishawakaMember_lbl" xml:lang="en-US" id="id_8875721_1781283_2_1">Mishawaka [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MishawakaMember" xlink:to="exr_MishawakaMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/stpr/2011/stpr-2011-01-31.xsd#stpr_MO" xlink:label="stpr_MO"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="stpr_MO_lbl" xml:lang="en-US" id="id_8875721_1632829_1_1">MISSOURI</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="stpr_MO_lbl" xml:lang="en-US" id="id_8875721_1632829_2_1">MISSOURI</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="stpr_MO" xlink:to="stpr_MO_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ModestoCrowsLandingMember" xlink:label="exr_ModestoCrowsLandingMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ModestoCrowsLandingMember_lbl" xml:lang="en-US" id="id_8875721_1924311_3_1">Modesto / Crows Landing,[Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ModestoCrowsLandingMember_lbl" xml:lang="en-US" id="id_8875721_1924311_1_1">Modesto / Crows Landing,[Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ModestoCrowsLandingMember_lbl" xml:lang="en-US" id="id_8875721_1924311_2_1">Modesto / Crows Landing [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ModestoCrowsLandingMember" xlink:to="exr_ModestoCrowsLandingMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ModestoSylvanAveMember" xlink:label="exr_ModestoSylvanAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ModestoSylvanAveMember_lbl" xml:lang="en-US" id="id_8875721_1932491_3_1">Modesto / Sylvan Ave,[Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ModestoSylvanAveMember_lbl" xml:lang="en-US" id="id_8875721_1932491_1_1">Modesto / Sylvan Ave,[Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ModestoSylvanAveMember_lbl" xml:lang="en-US" id="id_8875721_1932491_2_1">Modesto / Sylvan Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ModestoSylvanAveMember" xlink:to="exr_ModestoSylvanAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MontgomeryCarmichaelRdMember" xlink:label="exr_MontgomeryCarmichaelRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MontgomeryCarmichaelRdMember_lbl" xml:lang="en-US" id="id_8875721_1924769_3_1">Montgomery Carmichael Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MontgomeryCarmichaelRdMember_lbl" xml:lang="en-US" id="id_8875721_1924769_1_1">Montgomery Carmichael Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MontgomeryCarmichaelRdMember_lbl" xml:lang="en-US" id="id_8875721_1924769_2_1">Montgomery Carmichael Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MontgomeryCarmichaelRdMember" xlink:to="exr_MontgomeryCarmichaelRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MontgomeryMonticelloDrMember" xlink:label="exr_MontgomeryMonticelloDrMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MontgomeryMonticelloDrMember_lbl" xml:lang="en-US" id="id_8875721_2015768_3_1">Montgomery / Monticello Dr AL [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MontgomeryMonticelloDrMember_lbl" xml:lang="en-US" id="id_8875721_2015768_1_1">Montgomery / Monticello Dr [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MontgomeryMonticelloDrMember_lbl" xml:lang="en-US" id="id_8875721_2015768_2_1">Montgomery / Monticello Dr [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MontgomeryMonticelloDrMember" xlink:to="exr_MontgomeryMonticelloDrMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MontvilleMember" xlink:label="exr_MontvilleMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MontvilleMember_lbl" xml:lang="en-US" id="id_8875721_1822241_3_1">Montville [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MontvilleMember_lbl" xml:lang="en-US" id="id_8875721_1822241_1_1">Montville [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MontvilleMember_lbl" xml:lang="en-US" id="id_8875721_1822241_2_1">Montville [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MontvilleMember" xlink:to="exr_MontvilleMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MorenoValleyMember" xlink:label="exr_MorenoValleyMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MorenoValleyMember_lbl" xml:lang="en-US" id="id_8875721_1914183_3_1">Moreno Valley [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MorenoValleyMember_lbl" xml:lang="en-US" id="id_8875721_1914183_1_1">Moreno Valley [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MorenoValleyMember_lbl" xml:lang="en-US" id="id_8875721_1914183_2_1">Moreno Valley [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MorenoValleyMember" xlink:to="exr_MorenoValleyMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MorganHillCAMember" xlink:label="exr_MorganHillCAMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MorganHillCAMember_lbl" xml:lang="en-US" id="id_8875721_2012700_3_1">Morgan Hill CA [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MorganHillCAMember_lbl" xml:lang="en-US" id="id_8875721_2012700_1_1">Morgan Hill CA [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MorganHillCAMember_lbl" xml:lang="en-US" id="id_8875721_2012700_2_1">Morgan Hill [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MorganHillCAMember" xlink:to="exr_MorganHillCAMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MorgantonMember" xlink:label="exr_MorgantonMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MorgantonMember_lbl" xml:lang="en-US" id="id_8875721_2012732_3_1">Morganton [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MorgantonMember_lbl" xml:lang="en-US" id="id_8875721_2012732_1_1">Morganton [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MorgantonMember_lbl" xml:lang="en-US" id="id_8875721_2012732_2_1">Morganton [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MorgantonMember" xlink:to="exr_MorgantonMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MorrisvilleMember" xlink:label="exr_MorrisvilleMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MorrisvilleMember_lbl" xml:lang="en-US" id="id_8875721_1854448_3_1">Morrisville [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MorrisvilleMember_lbl" xml:lang="en-US" id="id_8875721_1854448_1_1">Morrisville [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MorrisvilleMember_lbl" xml:lang="en-US" id="id_8875721_1854448_2_1">Morrisville [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MorrisvilleMember" xlink:to="exr_MorrisvilleMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_MortgageNotesPayableDisclosureTextBlock" xlink:label="us-gaap_MortgageNotesPayableDisclosureTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_MortgageNotesPayableDisclosureTextBlock_lbl" xml:lang="en-US" id="id_8875721_1636859_1_1">Mortgage Notes Payable Disclosure [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_MortgageNotesPayableDisclosureTextBlock_lbl" xml:lang="en-US" id="id_8875721_1636859_2_1">Notes Payable</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MortgageNotesPayableDisclosureTextBlock" xlink:to="us-gaap_MortgageNotesPayableDisclosureTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_MortgageReceivablesMember" xlink:label="us-gaap_MortgageReceivablesMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_MortgageReceivablesMember_lbl" xml:lang="en-US" id="id_8875721_1634450_1_1">Mortgage Receivable [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_MortgageReceivablesMember_lbl" xml:lang="en-US" id="id_8875721_1634450_2_1">Mortgage Notes Receivable [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_MortgageReceivablesMember" xlink:to="us-gaap_MortgageReceivablesMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/stpr/2011/stpr-2011-01-31.xsd#stpr_MS" xlink:label="stpr_MS"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="stpr_MS_lbl" xml:lang="en-US" id="id_8875721_1640018_1_1">MISSISSIPPI</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="stpr_MS_lbl" xml:lang="en-US" id="id_8875721_1640018_2_1">MISSISSIPPI</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="stpr_MS" xlink:to="stpr_MS_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MtClemensMember" xlink:label="exr_MtClemensMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MtClemensMember_lbl" xml:lang="en-US" id="id_8875721_1821799_3_1">Mt Clemens [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MtClemensMember_lbl" xml:lang="en-US" id="id_8875721_1821799_1_1">Mt Clemens [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MtClemensMember_lbl" xml:lang="en-US" id="id_8875721_1821799_2_1">Mt Clemens [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MtClemensMember" xlink:to="exr_MtClemensMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MtLaurelMember" xlink:label="exr_MtLaurelMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MtLaurelMember_lbl" xml:lang="en-US" id="id_8875721_1761850_3_1">Mt Laurel [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MtLaurelMember_lbl" xml:lang="en-US" id="id_8875721_1761850_1_1">Mt Laurel [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MtLaurelMember_lbl" xml:lang="en-US" id="id_8875721_1761850_2_1">Mt Laurel [Member]]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MtLaurelMember" xlink:to="exr_MtLaurelMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MtPleasantBowmanRdMember" xlink:label="exr_MtPleasantBowmanRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MtPleasantBowmanRdMember_lbl" xml:lang="en-US" id="id_8875721_2015741_3_1">Mt Pleasant / Bowman Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MtPleasantBowmanRdMember_lbl" xml:lang="en-US" id="id_8875721_2015741_1_1">Mt Pleasant / Bowman Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MtPleasantBowmanRdMember_lbl" xml:lang="en-US" id="id_8875721_2015741_2_1">Mt Pleasant / Bowman Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MtPleasantBowmanRdMember" xlink:to="exr_MtPleasantBowmanRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MtPleasantHwySeventeenthNMember" xlink:label="exr_MtPleasantHwySeventeenthNMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MtPleasantHwySeventeenthNMember_lbl" xml:lang="en-US" id="id_8875721_2015740_3_1">Mt Pleasant / Hwy Seventeenth N SC [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MtPleasantHwySeventeenthNMember_lbl" xml:lang="en-US" id="id_8875721_2015740_1_1">Mt Pleasant Hwy Seventeenth N [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MtPleasantHwySeventeenthNMember_lbl" xml:lang="en-US" id="id_8875721_2015740_2_1">Mt Pleasant Hwy Seventeenth N [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MtPleasantHwySeventeenthNMember" xlink:to="exr_MtPleasantHwySeventeenthNMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MtPleasantStockadeLnMember" xlink:label="exr_MtPleasantStockadeLnMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MtPleasantStockadeLnMember_lbl" xml:lang="en-US" id="id_8875721_2015739_3_1">Mt Pleasant / Stockade Ln [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MtPleasantStockadeLnMember_lbl" xml:lang="en-US" id="id_8875721_2015739_1_1">Mt Pleasant / Stockade Ln [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MtPleasantStockadeLnMember_lbl" xml:lang="en-US" id="id_8875721_2015739_2_1">Mt Pleasant / Stockade Ln [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MtPleasantStockadeLnMember" xlink:to="exr_MtPleasantStockadeLnMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MtVernonNMacQuestenPkwyMember" xlink:label="exr_MtVernonNMacQuestenPkwyMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MtVernonNMacQuestenPkwyMember_lbl" xml:lang="en-US" id="id_8875721_1826353_3_1">Mt Vernon N Mac Questen Pkwy [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MtVernonNMacQuestenPkwyMember_lbl" xml:lang="en-US" id="id_8875721_1826353_1_1">Mt Vernon N Mac Questen Pkwy [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MtVernonNMacQuestenPkwyMember_lbl" xml:lang="en-US" id="id_8875721_1826353_2_1">Mt Vernon / N Mac Questen Pkwy [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MtVernonNMacQuestenPkwyMember" xlink:to="exr_MtVernonNMacQuestenPkwyMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MtVernonNorthwestStMember" xlink:label="exr_MtVernonNorthwestStMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MtVernonNorthwestStMember_lbl" xml:lang="en-US" id="id_8875721_1757772_3_1">Mt Vernon Northwest St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MtVernonNorthwestStMember_lbl" xml:lang="en-US" id="id_8875721_1757772_1_1">Mt Vernon Northwest St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MtVernonNorthwestStMember_lbl" xml:lang="en-US" id="id_8875721_1757772_2_1">Mt Vernon / Northwest St [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MtVernonNorthwestStMember" xlink:to="exr_MtVernonNorthwestStMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MurrayMember" xlink:label="exr_MurrayMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MurrayMember_lbl" xml:lang="en-US" id="id_8875721_1810387_3_1">Murray [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MurrayMember_lbl" xml:lang="en-US" id="id_8875721_1810387_1_1">Murray [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MurrayMember_lbl" xml:lang="en-US" id="id_8875721_1810387_2_1">Murray [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MurrayMember" xlink:to="exr_MurrayMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_MyrtleBeachMember" xlink:label="exr_MyrtleBeachMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_MyrtleBeachMember_lbl" xml:lang="en-US" id="id_8875721_1856986_3_1">Myrtle Beach [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_MyrtleBeachMember_lbl" xml:lang="en-US" id="id_8875721_1856986_1_1">Myrtle Beach [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_MyrtleBeachMember_lbl" xml:lang="en-US" id="id_8875721_1856986_2_1">Myrtle Beach [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_MyrtleBeachMember" xlink:to="exr_MyrtleBeachMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NanuetMember" xlink:label="exr_NanuetMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NanuetMember_lbl" xml:lang="en-US" id="id_8875721_1798947_3_1">Nanuet [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NanuetMember_lbl" xml:lang="en-US" id="id_8875721_1798947_1_1">Nanuet [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NanuetMember_lbl" xml:lang="en-US" id="id_8875721_1798947_2_1">Nanuet [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NanuetMember" xlink:to="exr_NanuetMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NapervilleOgdenAvenueMember" xlink:label="exr_NapervilleOgdenAvenueMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NapervilleOgdenAvenueMember_lbl" xml:lang="en-US" id="id_8875721_1890620_3_1">Naperville Ogden Avenue [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NapervilleOgdenAvenueMember_lbl" xml:lang="en-US" id="id_8875721_1890620_1_1">Naperville Ogden Avenue [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NapervilleOgdenAvenueMember_lbl" xml:lang="en-US" id="id_8875721_1890620_2_1">Naperville / Ogden Avenue [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NapervilleOgdenAvenueMember" xlink:to="exr_NapervilleOgdenAvenueMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NapervilleStateRouteFiftyNineMember" xlink:label="exr_NapervilleStateRouteFiftyNineMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NapervilleStateRouteFiftyNineMember_lbl" xml:lang="en-US" id="id_8875721_1850765_3_1">Naperville State Route Fifty Nine [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NapervilleStateRouteFiftyNineMember_lbl" xml:lang="en-US" id="id_8875721_1850765_1_1">Naperville State Route Fifty Nine [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NapervilleStateRouteFiftyNineMember_lbl" xml:lang="en-US" id="id_8875721_1850765_2_1">Naperville / State Route 59 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NapervilleStateRouteFiftyNineMember" xlink:to="exr_NapervilleStateRouteFiftyNineMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NaplesGoodletteRoadMember" xlink:label="exr_NaplesGoodletteRoadMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NaplesGoodletteRoadMember_lbl" xml:lang="en-US" id="id_8875721_2015703_3_1">Naples Goodlette Road [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NaplesGoodletteRoadMember_lbl" xml:lang="en-US" id="id_8875721_2015703_1_1">Naples Goodlette Road [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NaplesGoodletteRoadMember_lbl" xml:lang="en-US" id="id_8875721_2015703_2_1">Naples Goodlette Road [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NaplesGoodletteRoadMember" xlink:to="exr_NaplesGoodletteRoadMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NaplesOldUsFortyOneMember" xlink:label="exr_NaplesOldUsFortyOneMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NaplesOldUsFortyOneMember_lbl" xml:lang="en-US" id="id_8875721_2015708_3_1">Naples Old US Forty One [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NaplesOldUsFortyOneMember_lbl" xml:lang="en-US" id="id_8875721_2015708_1_1">Naples Old US Forty One [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NaplesOldUsFortyOneMember_lbl" xml:lang="en-US" id="id_8875721_2015708_2_1">Naples Old US Forty One [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NaplesOldUsFortyOneMember" xlink:to="exr_NaplesOldUsFortyOneMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NaranjaMember" xlink:label="exr_NaranjaMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NaranjaMember_lbl" xml:lang="en-US" id="id_8875721_1847588_3_1">Naranja [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NaranjaMember_lbl" xml:lang="en-US" id="id_8875721_1847588_1_1">Naranja [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NaranjaMember_lbl" xml:lang="en-US" id="id_8875721_1847588_2_1">Naranja [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NaranjaMember" xlink:to="exr_NaranjaMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NashuaMember" xlink:label="exr_NashuaMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NashuaMember_lbl" xml:lang="en-US" id="id_8875721_1721109_3_1">Nashua [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NashuaMember_lbl" xml:lang="en-US" id="id_8875721_1721109_1_1">Nashua [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NashuaMember_lbl" xml:lang="en-US" id="id_8875721_1721109_2_1">Nashua [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NashuaMember" xlink:to="exr_NashuaMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NashvilleMember" xlink:label="exr_NashvilleMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NashvilleMember_lbl" xml:lang="en-US" id="id_8875721_1760310_3_1">Nashville [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NashvilleMember_lbl" xml:lang="en-US" id="id_8875721_1760310_1_1">Nashville [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NashvilleMember_lbl" xml:lang="en-US" id="id_8875721_1760310_2_1">Nashville [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NashvilleMember" xlink:to="exr_NashvilleMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NatureOfOperations" xlink:label="us-gaap_NatureOfOperations"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NatureOfOperations_lbl" xml:lang="en-US" id="id_8875721_1631613_1_1">Nature of Operations [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NatureOfOperations_lbl" xml:lang="en-US" id="id_8875721_1631613_2_1">Description of Business</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NatureOfOperations" xlink:to="us-gaap_NatureOfOperations_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/stpr/2011/stpr-2011-01-31.xsd#stpr_NC" xlink:label="stpr_NC"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="stpr_NC_lbl" xml:lang="en-US" id="id_8875721_1638081_1_1">NORTH CAROLINA</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="stpr_NC_lbl" xml:lang="en-US" id="id_8875721_1638081_2_1">NORTH CAROLINA</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="stpr_NC" xlink:to="stpr_NC_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NeptuneMember" xlink:label="exr_NeptuneMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NeptuneMember_lbl" xml:lang="en-US" id="id_8875721_1922498_3_1">Neptune [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NeptuneMember_lbl" xml:lang="en-US" id="id_8875721_1922498_1_1">Neptune [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NeptuneMember_lbl" xml:lang="en-US" id="id_8875721_1922498_2_1">Neptune [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NeptuneMember" xlink:to="exr_NeptuneMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NetCashProvidedByUsedInContinuingOperations" xlink:label="us-gaap_NetCashProvidedByUsedInContinuingOperations"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetCashProvidedByUsedInContinuingOperations_lbl" xml:lang="en-US" id="id_8875721_1634462_1_1">Net Cash Provided by (Used in) Continuing Operations</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_NetCashProvidedByUsedInContinuingOperations_lbl" xml:lang="en-US" id="id_8875721_1634462_6_1">Net increase (decrease) in cash and cash equivalents</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInContinuingOperations" xlink:to="us-gaap_NetCashProvidedByUsedInContinuingOperations_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_lbl" xml:lang="en-US" id="id_8875721_1649336_1_1">Net Cash Provided by (Used in) Financing Activities, Continuing Operations</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_lbl" xml:lang="en-US" id="id_8875721_1649336_6_1">Net cash provided by financing activities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations" xlink:to="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperations_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract_lbl" xml:lang="en-US" id="id_8875721_1633620_1_1">Net Cash Provided by (Used in) Financing Activities, Continuing Operations [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract_lbl" xml:lang="en-US" id="id_8875721_1633620_2_1">Cash flows from financing activities:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract" xlink:to="us-gaap_NetCashProvidedByUsedInFinancingActivitiesContinuingOperationsAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_lbl" xml:lang="en-US" id="id_8875721_1649062_1_1">Net Cash Provided by (Used in) Investing Activities, Continuing Operations</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_lbl" xml:lang="en-US" id="id_8875721_1649062_6_1">Net cash used in investing activities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations" xlink:to="us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperations_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract_lbl" xml:lang="en-US" id="id_8875721_1638471_1_1">Net Cash Provided by (Used in) Investing Activities, Continuing Operations [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract_lbl" xml:lang="en-US" id="id_8875721_1638471_2_1">Cash flows from investing activities:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract" xlink:to="us-gaap_NetCashProvidedByUsedInInvestingActivitiesContinuingOperationsAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations" xlink:label="us-gaap_NetCashProvidedByUsedInOperatingActivitiesContinuingOperations"/>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted" xlink:label="us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted_lbl" xml:lang="en-US" id="id_8875721_1647451_1_1">Net Income (Loss) Available to Common Stockholders, Diluted</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted_lbl" xml:lang="en-US" id="id_8875721_1647451_6_1">Net income for diluted computations</label>
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    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NetOperatingRealEstateAssets" xlink:label="exr_NetOperatingRealEstateAssets"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NetOperatingRealEstateAssets_lbl" xml:lang="en-US" id="id_8875721_1795791_3_1">The carrying amount of real estate assets including land, buildings, improvements, intangible assets and intangible lease rights, net of accumulated depreciation and amortization.</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="exr_NetOperatingRealEstateAssets_lbl" xml:lang="en-US" id="id_8875721_1795791_6_1">Net operating real estate assets</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock" xlink:label="us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_lbl" xml:lang="en-US" id="id_8875721_1642952_1_1">New Accounting Pronouncements, Policy [Policy Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_lbl" xml:lang="en-US" id="id_8875721_1642952_2_1">Recently Issued Accounting Standards</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock" xlink:to="us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NewarkMember" xlink:label="exr_NewarkMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NewarkMember_lbl" xml:lang="en-US" id="id_8875721_1798254_3_1">Newark [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NewarkMember_lbl" xml:lang="en-US" id="id_8875721_1798254_1_1">Newark [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NewarkMember_lbl" xml:lang="en-US" id="id_8875721_1798254_2_1">Newark [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NewarkMember" xlink:to="exr_NewarkMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NewingtonMember" xlink:label="exr_NewingtonMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NewingtonMember_lbl" xml:lang="en-US" id="id_8875721_1736619_3_1">Newington [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NewingtonMember_lbl" xml:lang="en-US" id="id_8875721_1736619_1_1">Newington [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NewingtonMember_lbl" xml:lang="en-US" id="id_8875721_1736619_2_1">Newington [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NewingtonMember" xlink:to="exr_NewingtonMember_lbl"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NewJerseyOnePropertyOctoberSevenTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_2009467_3_1">New Jersey One Property October Seven Two Thousand And Fifteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NewJerseyOnePropertyOctoberSevenTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_2009467_1_1">New Jersey One Property October Seven Two Thousand And Fifteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NewJerseyOnePropertyOctoberSevenTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_2009467_2_1">New Jersey 1 Property Acquired 10/7/2015 [Member]</label>
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    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NewJerseyVirginiaFivePropertyDecemberEighteenTwoThousandAndFourteenMember" xlink:label="exr_NewJerseyVirginiaFivePropertyDecemberEighteenTwoThousandAndFourteenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NewJerseyVirginiaFivePropertyDecemberEighteenTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1784046_3_1">New Jersey Virginia Five Property December Eighteen Two Thousand And Fourteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NewJerseyVirginiaFivePropertyDecemberEighteenTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1784046_1_1">New Jersey Virginia Five Property December Eighteen Two Thousand And Fourteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NewJerseyVirginiaFivePropertyDecemberEighteenTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1784046_2_1">New Jersey Virginia 5 Property Acquired 12/18/2014 [Member]</label>
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    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NewOrleansMember" xlink:label="exr_NewOrleansMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NewOrleansMember_lbl" xml:lang="en-US" id="id_8875721_1924755_3_1">New Orleans [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NewOrleansMember_lbl" xml:lang="en-US" id="id_8875721_1924755_1_1">New Orleans [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NewOrleansMember_lbl" xml:lang="en-US" id="id_8875721_1924755_2_1">New Orleans [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NewOrleansMember" xlink:to="exr_NewOrleansMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NewPaltzMember" xlink:label="exr_NewPaltzMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NewPaltzMember_lbl" xml:lang="en-US" id="id_8875721_1659494_3_1">New Paltz [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NewPaltzMember_lbl" xml:lang="en-US" id="id_8875721_1659494_1_1">New Paltz [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NewPaltzMember_lbl" xml:lang="en-US" id="id_8875721_1659494_2_1">New Paltz [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NewPaltzMember" xlink:to="exr_NewPaltzMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NewportNewsDenbighBlvdMember" xlink:label="exr_NewportNewsDenbighBlvdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NewportNewsDenbighBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1796016_3_1">Newport News Denbigh Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NewportNewsDenbighBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1796016_1_1">Newport News Denbigh Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NewportNewsDenbighBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1796016_2_1">Newport News / Denbigh Blvd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NewportNewsDenbighBlvdMember" xlink:to="exr_NewportNewsDenbighBlvdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NewportNewsJClydeMorrisBlvdMember" xlink:label="exr_NewportNewsJClydeMorrisBlvdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NewportNewsJClydeMorrisBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1799142_3_1">Newport News J Clyde Morris Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NewportNewsJClydeMorrisBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1799142_1_1">Newport News J Clyde Morris Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NewportNewsJClydeMorrisBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1799142_2_1">Newport News / J Clyde Morris Blvd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NewportNewsJClydeMorrisBlvdMember" xlink:to="exr_NewportNewsJClydeMorrisBlvdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NewportNewsTylerAveMember" xlink:label="exr_NewportNewsTylerAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NewportNewsTylerAveMember_lbl" xml:lang="en-US" id="id_8875721_1791496_3_1">Newport News Tyler Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NewportNewsTylerAveMember_lbl" xml:lang="en-US" id="id_8875721_1791496_1_1">Newport News Tyler Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NewportNewsTylerAveMember_lbl" xml:lang="en-US" id="id_8875721_1791496_2_1">Newport News / Tyler Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NewportNewsTylerAveMember" xlink:to="exr_NewportNewsTylerAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NewYorkAndNewJerseyTenStoresAcquiredInTwoThousandAndTwelveMember" xlink:label="exr_NewYorkAndNewJerseyTenStoresAcquiredInTwoThousandAndTwelveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NewYorkAndNewJerseyTenStoresAcquiredInTwoThousandAndTwelveMember_lbl" xml:lang="en-US" id="id_8875721_1850685_3_1">New York And New Jersey Ten Stores Acquired In Two thousand And Twelve [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NewYorkAndNewJerseyTenStoresAcquiredInTwoThousandAndTwelveMember_lbl" xml:lang="en-US" id="id_8875721_1850685_1_1">New York And New Jersey Ten Stores Acquired In Two thousand And Twelve [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NewYorkAndNewJerseyTenStoresAcquiredInTwoThousandAndTwelveMember_lbl" xml:lang="en-US" id="id_8875721_1850685_2_1">New York and New Jersey, 10 Stores Acquired in 2012 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NewYorkAndNewJerseyTenStoresAcquiredInTwoThousandAndTwelveMember" xlink:to="exr_NewYorkAndNewJerseyTenStoresAcquiredInTwoThousandAndTwelveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NewYorkMember" xlink:label="exr_NewYorkMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NewYorkMember_lbl" xml:lang="en-US" id="id_8875721_1941460_3_1">New York [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NewYorkMember_lbl" xml:lang="en-US" id="id_8875721_1941460_1_1">New York [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NewYorkMember_lbl" xml:lang="en-US" id="id_8875721_1941460_2_1">New York [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NewYorkMember" xlink:to="exr_NewYorkMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NewYorkOnePropertyDecemberElevenTwoThousandAndFourteenMember" xlink:label="exr_NewYorkOnePropertyDecemberElevenTwoThousandAndFourteenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NewYorkOnePropertyDecemberElevenTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1913324_3_1">New York One Property December Eleven Two Thousand And Fourteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NewYorkOnePropertyDecemberElevenTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1913324_1_1">New York One Property December Eleven Two Thousand And Fourteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NewYorkOnePropertyDecemberElevenTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1913324_2_1">New York 1 Property 12/11/2014 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NewYorkOnePropertyDecemberElevenTwoThousandAndFourteenMember" xlink:to="exr_NewYorkOnePropertyDecemberElevenTwoThousandAndFourteenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/stpr/2011/stpr-2011-01-31.xsd#stpr_NH" xlink:label="stpr_NH"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="stpr_NH_lbl" xml:lang="en-US" id="id_8875721_1638874_1_1">NEW HAMPSHIRE</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="stpr_NH_lbl" xml:lang="en-US" id="id_8875721_1638874_2_1">NEW HAMPSHIRE</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="stpr_NH" xlink:to="stpr_NH_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/stpr/2011/stpr-2011-01-31.xsd#stpr_NJ" xlink:label="stpr_NJ"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="stpr_NJ_lbl" xml:lang="en-US" id="id_8875721_1636454_1_1">NEW JERSEY</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="stpr_NJ_lbl" xml:lang="en-US" id="id_8875721_1636454_2_1">NEW JERSEY</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="stpr_NJ" xlink:to="stpr_NJ_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/stpr/2011/stpr-2011-01-31.xsd#stpr_NM" xlink:label="stpr_NM"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="stpr_NM_lbl" xml:lang="en-US" id="id_8875721_1632408_1_1">NEW MEXICO</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="stpr_NM_lbl" xml:lang="en-US" id="id_8875721_1632408_2_1">NEW MEXICO</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="stpr_NM" xlink:to="stpr_NM_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NoncashOrPartNoncashAcquisitionDebtAssumed1" xlink:label="us-gaap_NoncashOrPartNoncashAcquisitionDebtAssumed1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NoncashOrPartNoncashAcquisitionDebtAssumed1_lbl" xml:lang="en-US" id="id_8875721_1645683_1_1">Noncash or Part Noncash Acquisition, Debt Assumed</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/positiveLabel" xlink:label="us-gaap_NoncashOrPartNoncashAcquisitionDebtAssumed1_lbl" xml:lang="en-US" id="id_8875721_1645683_32_1">Notes payable assumed</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NoncashOrPartNoncashAcquisitionDebtAssumed1_lbl" xml:lang="en-US" id="id_8875721_1645683_2_1">Debt assumed</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_NoncashOrPartNoncashAcquisitionDebtAssumed1_lbl" xml:lang="en-US" id="id_8875721_1645683_12_1">Loan Assumed</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_NoncashOrPartNoncashAcquisitionDebtAssumed1_lbl" xml:lang="en-US" id="id_8875721_1645683_14_1">Notes payable assumed</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NoncashOrPartNoncashAcquisitionDebtAssumed1" xlink:to="us-gaap_NoncashOrPartNoncashAcquisitionDebtAssumed1_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NoncashOrPartNoncashAcquisitionNetRealEstateAssetsAcquired" xlink:label="exr_NoncashOrPartNoncashAcquisitionNetRealEstateAssetsAcquired"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NoncashOrPartNoncashAcquisitionNetRealEstateAssetsAcquired_lbl" xml:lang="en-US" id="id_8875721_1665739_3_1">Represents the amount of real estate assets that an Entity acquires in a noncash (or part noncash) acquisition. Real estate assets refer to the lands, buildings and intangible assets (including those that are part of operations and those under development) of a real estate entity, net of accumulated depreciation and amortization. Noncash is defined as information about all investing and financing activities of an enterprise during a period that affect recognized assets or liabilities but that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of the transaction not resulting in cash receipts or cash payments in the period.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NoncashOrPartNoncashAcquisitionNetRealEstateAssetsAcquired_lbl" xml:lang="en-US" id="id_8875721_1665739_1_1">Noncash Or Part Noncash Acquisition Net Real Estate Assets Acquired</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NoncashOrPartNoncashAcquisitionNetRealEstateAssetsAcquired_lbl" xml:lang="en-US" id="id_8875721_1665739_2_1">Real estate assets, net</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NoncashOrPartNoncashAcquisitionNetRealEstateAssetsAcquired" xlink:to="exr_NoncashOrPartNoncashAcquisitionNetRealEstateAssetsAcquired_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NoncashOrPartNoncashAcquisitionNetRealEstateAssetsAcquiredAbstract" xlink:label="exr_NoncashOrPartNoncashAcquisitionNetRealEstateAssetsAcquiredAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NoncashOrPartNoncashAcquisitionNetRealEstateAssetsAcquiredAbstract_lbl" xml:lang="en-US" id="id_8875721_1668925_3_1">Noncash Or Part Noncash Acquisition Net Real Estate Assets Acquired [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NoncashOrPartNoncashAcquisitionNetRealEstateAssetsAcquiredAbstract_lbl" xml:lang="en-US" id="id_8875721_1668925_1_1">Noncash Or Part Noncash Acquisition Net Real Estate Assets Acquired [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NoncashOrPartNoncashAcquisitionNetRealEstateAssetsAcquiredAbstract_lbl" xml:lang="en-US" id="id_8875721_1668925_2_1">Acquisitions of real estate assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NoncashOrPartNoncashAcquisitionNetRealEstateAssetsAcquiredAbstract" xlink:to="exr_NoncashOrPartNoncashAcquisitionNetRealEstateAssetsAcquiredAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NoncashOrPartNoncashAcquisitionNotesPayableAssumedAndImmediatelyDefeased" xlink:label="exr_NoncashOrPartNoncashAcquisitionNotesPayableAssumedAndImmediatelyDefeased"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NoncashOrPartNoncashAcquisitionNotesPayableAssumedAndImmediatelyDefeased_lbl" xml:lang="en-US" id="id_8875721_1703597_3_1">The fair value of notes payable assumed and immediately defeased in noncash or part noncash investing or financing activities.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NoncashOrPartNoncashAcquisitionNotesPayableAssumedAndImmediatelyDefeased_lbl" xml:lang="en-US" id="id_8875721_1703597_1_1">Noncash Or Part Noncash Acquisition Notes Payable Assumed And Immediately Defeased</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="exr_NoncashOrPartNoncashAcquisitionNotesPayableAssumedAndImmediatelyDefeased_lbl" xml:lang="en-US" id="id_8875721_1703597_14_1">Notes payable assumed and immediately defeased</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NoncashOrPartNoncashAcquisitionNotesPayableAssumedAndImmediatelyDefeased" xlink:to="exr_NoncashOrPartNoncashAcquisitionNotesPayableAssumedAndImmediatelyDefeased_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NoncontrollingInterestAbstract" xlink:label="us-gaap_NoncontrollingInterestAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NoncontrollingInterestAbstract_lbl" xml:lang="en-US" id="id_8875721_1637249_1_1">Noncontrolling Interest [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NoncontrollingInterestAbstract_lbl" xml:lang="en-US" id="id_8875721_1637249_2_1">Noncontrolling Interests [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NoncontrollingInterestAbstract" xlink:to="us-gaap_NoncontrollingInterestAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NoncontrollingInterestCarryingAmount" xlink:label="exr_NoncontrollingInterestCarryingAmount"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NoncontrollingInterestCarryingAmount_lbl" xml:lang="en-US" id="id_8875721_2013188_3_1">Noncontrolling interest carrying amount.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NoncontrollingInterestCarryingAmount_lbl" xml:lang="en-US" id="id_8875721_2013188_1_1">Noncontrolling Interest Carrying Amount</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NoncontrollingInterestCarryingAmount_lbl" xml:lang="en-US" id="id_8875721_2013188_2_1">Carrying amount of noncontrolling interest</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NoncontrollingInterestCarryingAmount" xlink:to="exr_NoncontrollingInterestCarryingAmount_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NoncontrollingInterestConversionOfPreferredOperatingPartnershipUnitsBeforeMaturityOfLoanMaximum" xlink:label="exr_NoncontrollingInterestConversionOfPreferredOperatingPartnershipUnitsBeforeMaturityOfLoanMaximum"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NoncontrollingInterestConversionOfPreferredOperatingPartnershipUnitsBeforeMaturityOfLoanMaximum_lbl" xml:lang="en-US" id="id_8875721_1679888_3_1">Represents the maximum number of preferred operating partnership units that can be converted by noncontrolling holders of preferred units before maturity date of the loan.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NoncontrollingInterestConversionOfPreferredOperatingPartnershipUnitsBeforeMaturityOfLoanMaximum_lbl" xml:lang="en-US" id="id_8875721_1679888_1_1">Noncontrolling Interest Conversion Of Preferred Operating Partnership Units Before Maturity Of Loan Maximum</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NoncontrollingInterestConversionOfPreferredOperatingPartnershipUnitsBeforeMaturityOfLoanMaximum_lbl" xml:lang="en-US" id="id_8875721_1679888_2_1">Maximum number of preferred OP units converted prior to the maturity date of the loan (in shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NoncontrollingInterestConversionOfPreferredOperatingPartnershipUnitsBeforeMaturityOfLoanMaximum" xlink:to="exr_NoncontrollingInterestConversionOfPreferredOperatingPartnershipUnitsBeforeMaturityOfLoanMaximum_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NoncontrollingInterestIncreaseRelatedToConsolidatedJointVenture" xlink:label="exr_NoncontrollingInterestIncreaseRelatedToConsolidatedJointVenture"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NoncontrollingInterestIncreaseRelatedToConsolidatedJointVenture_lbl" xml:lang="en-US" id="id_8875721_1700918_3_1">Represents the increase in noncontrolling interest as a result of the purchase of additional equity interest in joint venture resulting in control and consolidation of the joint venture.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NoncontrollingInterestIncreaseRelatedToConsolidatedJointVenture_lbl" xml:lang="en-US" id="id_8875721_1700918_1_1">Noncontrolling Interest Increase Related To Consolidated Joint Venture</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NoncontrollingInterestIncreaseRelatedToConsolidatedJointVenture_lbl" xml:lang="en-US" id="id_8875721_1700918_2_1">Noncontrolling interest related to consolidated joint venture</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NoncontrollingInterestIncreaseRelatedToConsolidatedJointVenture" xlink:to="exr_NoncontrollingInterestIncreaseRelatedToConsolidatedJointVenture_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NoncontrollingInterestInNetIncomeLossPreferredUnitHoldersRedeemable" xlink:label="us-gaap_NoncontrollingInterestInNetIncomeLossPreferredUnitHoldersRedeemable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NoncontrollingInterestInNetIncomeLossPreferredUnitHoldersRedeemable_lbl" xml:lang="en-US" id="id_8875721_1651732_1_1">Noncontrolling Interest in Net Income (Loss) Preferred Unit Holders, Redeemable</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_NoncontrollingInterestInNetIncomeLossPreferredUnitHoldersRedeemable_lbl" xml:lang="en-US" id="id_8875721_1651732_14_1">Net income allocated to Preferred Operating Partnership noncontrolling interests</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NoncontrollingInterestInNetIncomeLossPreferredUnitHoldersRedeemable" xlink:to="us-gaap_NoncontrollingInterestInNetIncomeLossPreferredUnitHoldersRedeemable_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsAnnualRateOfReturn" xlink:label="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsAnnualRateOfReturn"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsAnnualRateOfReturn_lbl" xml:lang="en-US" id="id_8875721_1670037_3_1">Represents the annual rate of return of preferred operating partnership units.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsAnnualRateOfReturn_lbl" xml:lang="en-US" id="id_8875721_1670037_1_1">Noncontrolling Interest In Preferred Operating Partnership Units Annual Rate Of Return</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsAnnualRateOfReturn_lbl" xml:lang="en-US" id="id_8875721_1670037_2_1">Annual rate of return (as a percent)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsAnnualRateOfReturn" xlink:to="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsAnnualRateOfReturn_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsConversionRatio" xlink:label="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsConversionRatio"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsConversionRatio_lbl" xml:lang="en-US" id="id_8875721_1658902_3_1">Represents the ratio for conversion of preferred operating partnership units into common OP units.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsConversionRatio_lbl" xml:lang="en-US" id="id_8875721_1658902_1_1">Noncontrolling Interest In Preferred Operating Partnership Units Conversion Ratio</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsConversionRatio_lbl" xml:lang="en-US" id="id_8875721_1658902_2_1">Preferred OP units conversion ratio</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsConversionRatio" xlink:to="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsConversionRatio_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsFixedLiquidationValue" xlink:label="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsFixedLiquidationValue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsFixedLiquidationValue_lbl" xml:lang="en-US" id="id_8875721_1656442_3_1">Represents the fixed liquidation value of preferred operating partnership units.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsFixedLiquidationValue_lbl" xml:lang="en-US" id="id_8875721_1656442_1_1">Noncontrolling Interest In Preferred Operating Partnership Units Fixed Liquidation Value</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsFixedLiquidationValue_lbl" xml:lang="en-US" id="id_8875721_1656442_2_1">Fixed liquidation value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsFixedLiquidationValue" xlink:to="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsFixedLiquidationValue_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsFixedPriorityReturnAmount" xlink:label="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsFixedPriorityReturnAmount"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsFixedPriorityReturnAmount_lbl" xml:lang="en-US" id="id_8875721_1670378_3_1">Represents the carrying amount of preferred operating partnership units attributable to noncontrolling preferred unit holders on which the fixed priority return is granted.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsFixedPriorityReturnAmount_lbl" xml:lang="en-US" id="id_8875721_1670378_1_1">Noncontrolling Interest In Preferred Operating Partnership Units Fixed Priority Return Amount</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsFixedPriorityReturnAmount_lbl" xml:lang="en-US" id="id_8875721_1670378_2_1">Fixed priority return on preferred OP units, amount</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsFixedPriorityReturnAmount" xlink:to="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsFixedPriorityReturnAmount_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsFixedPriorityReturnRedemptionValue" xlink:label="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsFixedPriorityReturnRedemptionValue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsFixedPriorityReturnRedemptionValue_lbl" xml:lang="en-US" id="id_8875721_1760958_3_1">Represents the liquidation value of preferred operating partnership units attributable to noncontrolling preferred unit holders on which the fixed priority return is granted.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsFixedPriorityReturnRedemptionValue_lbl" xml:lang="en-US" id="id_8875721_1760958_1_1">Noncontrolling Interest In Preferred Operating Partnership Units Fixed Priority Return Redemption Value</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsFixedPriorityReturnRedemptionValue_lbl" xml:lang="en-US" id="id_8875721_1760958_2_1">Fixed priority return on preferred OP units, liquidation value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsFixedPriorityReturnRedemptionValue" xlink:to="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsFixedPriorityReturnRedemptionValue_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsFixedPriorityReturnStatedRateOfReturn" xlink:label="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsFixedPriorityReturnStatedRateOfReturn"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsFixedPriorityReturnStatedRateOfReturn_lbl" xml:lang="en-US" id="id_8875721_1717365_3_1">Represents the fixed priority return, as a percent, of preferred operating partnership units attributable to noncontrolling preferred unit holders on which the fixed priority return is granted.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsFixedPriorityReturnStatedRateOfReturn_lbl" xml:lang="en-US" id="id_8875721_1717365_1_1">Noncontrolling Interest In Preferred Operating Partnership Units Fixed Priority Return Stated Rate Of Return</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsFixedPriorityReturnStatedRateOfReturn_lbl" xml:lang="en-US" id="id_8875721_1717365_2_1">Fixed priority return on preferred OP units, stated return rate (as a percent)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsFixedPriorityReturnStatedRateOfReturn" xlink:to="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsFixedPriorityReturnStatedRateOfReturn_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsLiquidationValuePerUnit" xlink:label="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsLiquidationValuePerUnit"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsLiquidationValuePerUnit_lbl" xml:lang="en-US" id="id_8875721_1716384_3_1">Represents the liquidation value per unit of preferred operating partnership units.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsLiquidationValuePerUnit_lbl" xml:lang="en-US" id="id_8875721_1716384_1_1">Noncontrolling Interest In Preferred Operating Partnership Units Liquidation Value Per Unit</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsLiquidationValuePerUnit_lbl" xml:lang="en-US" id="id_8875721_1716384_2_1">Liquidation value (in dollars per share)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsLiquidationValuePerUnit" xlink:to="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsLiquidationValuePerUnit_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsNumberOfPeriodsImmediatelyPrecedingFifthAnniversaryOfIssuanceAveragedForFutureDistributions" xlink:label="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsNumberOfPeriodsImmediatelyPrecedingFifthAnniversaryOfIssuanceAveragedForFutureDistributions"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsNumberOfPeriodsImmediatelyPrecedingFifthAnniversaryOfIssuanceAveragedForFutureDistributions_lbl" xml:lang="en-US" id="id_8875721_1697250_3_1">The number of periods immediately preceding the fifth anniversary of issuance of the preferred units which are averaged to determine the amount of quarterly distributions to be paid after the fifth anniversary of issuance.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsNumberOfPeriodsImmediatelyPrecedingFifthAnniversaryOfIssuanceAveragedForFutureDistributions_lbl" xml:lang="en-US" id="id_8875721_1697250_1_1">Noncontrolling Interest In Preferred Operating Partnership Units Number Of Periods Immediately Preceding Fifth Anniversary Of Issuance Averaged For Future Distributions</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsNumberOfPeriodsImmediatelyPrecedingFifthAnniversaryOfIssuanceAveragedForFutureDistributions_lbl" xml:lang="en-US" id="id_8875721_1697250_2_1">Number of quarters immediately preceding the fifth anniversary of issuance for which distribution is payable</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsNumberOfPeriodsImmediatelyPrecedingFifthAnniversaryOfIssuanceAveragedForFutureDistributions" xlink:to="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsNumberOfPeriodsImmediatelyPrecedingFifthAnniversaryOfIssuanceAveragedForFutureDistributions_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsOutstandingValue" xlink:label="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsOutstandingValue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsOutstandingValue_lbl" xml:lang="en-US" id="id_8875721_1726005_3_1">Represents the value of preferred operating partnership units outstanding.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsOutstandingValue_lbl" xml:lang="en-US" id="id_8875721_1726005_1_1">Noncontrolling Interest in Preferred Operating Partnership Units Outstanding Value</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsOutstandingValue_lbl" xml:lang="en-US" id="id_8875721_1726005_2_1">Units outstanding</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsOutstandingValue" xlink:to="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsOutstandingValue_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsPeriodFromDateOfIssuanceAfterWhichUnitsBecomeConvertible" xlink:label="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsPeriodFromDateOfIssuanceAfterWhichUnitsBecomeConvertible"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsPeriodFromDateOfIssuanceAfterWhichUnitsBecomeConvertible_lbl" xml:lang="en-US" id="id_8875721_1665627_3_1">Represents the period from the date of issuance after which preferred units will become convertible into common OP units at the option of the holder.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsPeriodFromDateOfIssuanceAfterWhichUnitsBecomeConvertible_lbl" xml:lang="en-US" id="id_8875721_1665627_1_1">Noncontrolling Interest In Preferred Operating Partnership Units Period From Date Of Issuance After Which Units Become Convertible</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsPeriodFromDateOfIssuanceAfterWhichUnitsBecomeConvertible_lbl" xml:lang="en-US" id="id_8875721_1665627_2_1">Period from date of issuance after which preferred OP units will become convertible into common OP units at the option of the holder</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsPeriodFromDateOfIssuanceAfterWhichUnitsBecomeConvertible" xlink:to="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsPeriodFromDateOfIssuanceAfterWhichUnitsBecomeConvertible_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsPeriodFromDateOfIssuanceAfterWhichUnitsBecomeRedeemable" xlink:label="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsPeriodFromDateOfIssuanceAfterWhichUnitsBecomeRedeemable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsPeriodFromDateOfIssuanceAfterWhichUnitsBecomeRedeemable_lbl" xml:lang="en-US" id="id_8875721_1716812_3_1">Represents the period from the date of issuance after which preferred units will become redeemable at the option of the holder.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsPeriodFromDateOfIssuanceAfterWhichUnitsBecomeRedeemable_lbl" xml:lang="en-US" id="id_8875721_1716812_1_1">Noncontrolling Interest In Preferred Operating Partnership Units Period From Date Of Issuance After Which Units Become Redeemable</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsPeriodFromDateOfIssuanceAfterWhichUnitsBecomeRedeemable_lbl" xml:lang="en-US" id="id_8875721_1716812_2_1">Period from date of issuance after which preferred OP units will become redeemable at the option of the holder</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsPeriodFromDateOfIssuanceAfterWhichUnitsBecomeRedeemable" xlink:to="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsPeriodFromDateOfIssuanceAfterWhichUnitsBecomeRedeemable_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsQuarterlyDistributionPerUnitPayableAboveQuarterlyDistributionForCommonOperatingPartnershipUnit" xlink:label="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsQuarterlyDistributionPerUnitPayableAboveQuarterlyDistributionForCommonOperatingPartnershipUnit"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsQuarterlyDistributionPerUnitPayableAboveQuarterlyDistributionForCommonOperatingPartnershipUnit_lbl" xml:lang="en-US" id="id_8875721_1747225_3_1">Represents the quarterly distribution per preferred OP unit payable above quarterly distribution for common OP Unit.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsQuarterlyDistributionPerUnitPayableAboveQuarterlyDistributionForCommonOperatingPartnershipUnit_lbl" xml:lang="en-US" id="id_8875721_1747225_1_1">Noncontrolling Interest In Preferred Operating Partnership Units Quarterly Distribution Per Unit Payable Above Quarterly Distribution For Common Operating Partnership Unit</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsQuarterlyDistributionPerUnitPayableAboveQuarterlyDistributionForCommonOperatingPartnershipUnit_lbl" xml:lang="en-US" id="id_8875721_1747225_2_1">Quarterly distribution per preferred OP unit payable above quarterly distribution for common OP Unit</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsQuarterlyDistributionPerUnitPayableAboveQuarterlyDistributionForCommonOperatingPartnershipUnit" xlink:to="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsQuarterlyDistributionPerUnitPayableAboveQuarterlyDistributionForCommonOperatingPartnershipUnit_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NonControllingInterestOtherMember" xlink:label="exr_NonControllingInterestOtherMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NonControllingInterestOtherMember_lbl" xml:lang="en-US" id="id_8875721_1709309_3_1">Non Controlling Interest Other [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NonControllingInterestOtherMember_lbl" xml:lang="en-US" id="id_8875721_1709309_1_1">Non Controlling Interest Other [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NonControllingInterestOtherMember_lbl" xml:lang="en-US" id="id_8875721_1709309_2_1">Other [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NonControllingInterestOtherMember" xlink:to="exr_NonControllingInterestOtherMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NoncontrollingInterestPolicyTextBlock" xlink:label="exr_NoncontrollingInterestPolicyTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NoncontrollingInterestPolicyTextBlock_lbl" xml:lang="en-US" id="id_8875721_1736897_3_1">Noncontrolling Interest Policy [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NoncontrollingInterestPolicyTextBlock_lbl" xml:lang="en-US" id="id_8875721_1736897_1_1">Noncontrolling Interest Policy [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NoncontrollingInterestPolicyTextBlock_lbl" xml:lang="en-US" id="id_8875721_1736897_2_1">Exchange of Common Operating Partnership Units</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NoncontrollingInterestPolicyTextBlock" xlink:to="exr_NoncontrollingInterestPolicyTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NoncontrollingInterestsIncreaseFromPurchaseOfInterests" xlink:label="exr_NoncontrollingInterestsIncreaseFromPurchaseOfInterests"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NoncontrollingInterestsIncreaseFromPurchaseOfInterests_lbl" xml:lang="en-US" id="id_8875721_1768059_3_1">This element represents the increase in noncontrolling interest due to the purchase of noncontrolling interests whose accounts were in a negative position due to allocation of losses.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NoncontrollingInterestsIncreaseFromPurchaseOfInterests_lbl" xml:lang="en-US" id="id_8875721_1768059_1_1">Noncontrolling Interests Increase From Purchase Of Interests</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="exr_NoncontrollingInterestsIncreaseFromPurchaseOfInterests_lbl" xml:lang="en-US" id="id_8875721_1768059_14_1">Purchase of additional equity interests in existing consolidated joint ventures</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NoncontrollingInterestsIncreaseFromPurchaseOfInterests" xlink:to="exr_NoncontrollingInterestsIncreaseFromPurchaseOfInterests_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NorfolkGranbyStMember" xlink:label="exr_NorfolkGranbyStMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NorfolkGranbyStMember_lbl" xml:lang="en-US" id="id_8875721_1776548_3_1">Norfolk Granby St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NorfolkGranbyStMember_lbl" xml:lang="en-US" id="id_8875721_1776548_1_1">Norfolk Granby St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NorfolkGranbyStMember_lbl" xml:lang="en-US" id="id_8875721_1776548_2_1">Norfolk / Granby St [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NorfolkGranbyStMember" xlink:to="exr_NorfolkGranbyStMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NorfolkNavalBaseRdMember" xlink:label="exr_NorfolkNavalBaseRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NorfolkNavalBaseRdMember_lbl" xml:lang="en-US" id="id_8875721_1801536_3_1">Norfolk Naval Base Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NorfolkNavalBaseRdMember_lbl" xml:lang="en-US" id="id_8875721_1801536_1_1">Norfolk Naval Base Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NorfolkNavalBaseRdMember_lbl" xml:lang="en-US" id="id_8875721_1801536_2_1">Norfolk / Naval Base Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NorfolkNavalBaseRdMember" xlink:to="exr_NorfolkNavalBaseRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NorthAndoverMember" xlink:label="exr_NorthAndoverMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NorthAndoverMember_lbl" xml:lang="en-US" id="id_8875721_1801232_3_1">North Andover [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NorthAndoverMember_lbl" xml:lang="en-US" id="id_8875721_1801232_1_1">North Andover [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NorthAndoverMember_lbl" xml:lang="en-US" id="id_8875721_1801232_2_1">North Andover [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NorthAndoverMember" xlink:to="exr_NorthAndoverMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NorthAuroraMember" xlink:label="exr_NorthAuroraMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NorthAuroraMember_lbl" xml:lang="en-US" id="id_8875721_1830787_3_1">North Aurora [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NorthAuroraMember_lbl" xml:lang="en-US" id="id_8875721_1830787_1_1">North Aurora [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NorthAuroraMember_lbl" xml:lang="en-US" id="id_8875721_1830787_2_1">North Aurora [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NorthAuroraMember" xlink:to="exr_NorthAuroraMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NorthBergenEightyThirdStMember" xlink:label="exr_NorthBergenEightyThirdStMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NorthBergenEightyThirdStMember_lbl" xml:lang="en-US" id="id_8875721_1804871_3_1">North Bergen Eighty Third St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NorthBergenEightyThirdStMember_lbl" xml:lang="en-US" id="id_8875721_1804871_1_1">North Bergen Eighty Third St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NorthBergenEightyThirdStMember_lbl" xml:lang="en-US" id="id_8875721_1804871_2_1">North Bergen / 83rd St [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NorthBergenEightyThirdStMember" xlink:to="exr_NorthBergenEightyThirdStMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NorthBergenKennedyBlvdMember" xlink:label="exr_NorthBergenKennedyBlvdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NorthBergenKennedyBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1773000_3_1">North Bergen Kennedy Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NorthBergenKennedyBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1773000_1_1">North Bergen Kennedy Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NorthBergenKennedyBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1773000_2_1">North Bergen / Kennedy Blvd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NorthBergenKennedyBlvdMember" xlink:to="exr_NorthBergenKennedyBlvdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NorthBergenRiverRdMember" xlink:label="exr_NorthBergenRiverRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NorthBergenRiverRdMember_lbl" xml:lang="en-US" id="id_8875721_1883721_3_1">North Bergen River Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NorthBergenRiverRdMember_lbl" xml:lang="en-US" id="id_8875721_1883721_1_1">North Bergen River Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NorthBergenRiverRdMember_lbl" xml:lang="en-US" id="id_8875721_1883721_2_1">North Bergen / River Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NorthBergenRiverRdMember" xlink:to="exr_NorthBergenRiverRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NorthboroughMember" xlink:label="exr_NorthboroughMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NorthboroughMember_lbl" xml:lang="en-US" id="id_8875721_1685238_3_1">Northborough [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NorthboroughMember_lbl" xml:lang="en-US" id="id_8875721_1685238_1_1">Northborough [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NorthboroughMember_lbl" xml:lang="en-US" id="id_8875721_1685238_2_1">Northborough [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NorthboroughMember" xlink:to="exr_NorthboroughMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NorthBrunswickMember" xlink:label="exr_NorthBrunswickMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NorthBrunswickMember_lbl" xml:lang="en-US" id="id_8875721_1803038_3_1">North Brunswick [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NorthBrunswickMember_lbl" xml:lang="en-US" id="id_8875721_1803038_1_1">North Brunswick [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NorthBrunswickMember_lbl" xml:lang="en-US" id="id_8875721_1803038_2_1">North Brunswick [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NorthBrunswickMember" xlink:to="exr_NorthBrunswickMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NorthCarolinaOnePropertyDecemberEightTwoThousandAndFifteenMember" xlink:label="exr_NorthCarolinaOnePropertyDecemberEightTwoThousandAndFifteenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NorthCarolinaOnePropertyDecemberEightTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_2009474_3_1">North Carolina One Property December Eight Two Thousand And Fifteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NorthCarolinaOnePropertyDecemberEightTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_2009474_1_1">North Carolina One Property December Eight Two Thousand And Fifteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NorthCarolinaOnePropertyDecemberEightTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_2009474_2_1">North Carolina 1 Property Acquired 12/8/2015 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NorthCarolinaOnePropertyDecemberEightTwoThousandAndFifteenMember" xlink:to="exr_NorthCarolinaOnePropertyDecemberEightTwoThousandAndFifteenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NorthCarolinaOnePropertyJuneEighteenTwoThousandAndFourteenMember" xlink:label="exr_NorthCarolinaOnePropertyJuneEighteenTwoThousandAndFourteenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NorthCarolinaOnePropertyJuneEighteenTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1677455_3_1">North Carolina One Property June Eighteen Two Thousand And Fourteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NorthCarolinaOnePropertyJuneEighteenTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1677455_1_1">North Carolina One Property June Eighteen Two Thousand And Fourteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NorthCarolinaOnePropertyJuneEighteenTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1677455_2_1">North Carolina, 1 Property Acquired 6/18/2014 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NorthCarolinaOnePropertyJuneEighteenTwoThousandAndFourteenMember" xlink:to="exr_NorthCarolinaOnePropertyJuneEighteenTwoThousandAndFourteenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NorthCarolinaOnePropertyJuneNineteenTwoThousandAndFifteenMember" xlink:label="exr_NorthCarolinaOnePropertyJuneNineteenTwoThousandAndFifteenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NorthCarolinaOnePropertyJuneNineteenTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_1977156_3_1">North Carolina One Property June Nineteen Two Thousand And Fifteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NorthCarolinaOnePropertyJuneNineteenTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_1977156_1_1">North Carolina One Property June Nineteen Two Thousand And Fifteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NorthCarolinaOnePropertyJuneNineteenTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_1977156_2_1">North Carolina 1 Property Acquired 6/19/2015 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NorthCarolinaOnePropertyJuneNineteenTwoThousandAndFifteenMember" xlink:to="exr_NorthCarolinaOnePropertyJuneNineteenTwoThousandAndFifteenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NorthCarolinaOnePropertyMayFiveTwoThousandAndFifteenMember" xlink:label="exr_NorthCarolinaOnePropertyMayFiveTwoThousandAndFifteenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NorthCarolinaOnePropertyMayFiveTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_1977162_3_1">North Carolina One Property May Five Two Thousand And Fifteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NorthCarolinaOnePropertyMayFiveTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_1977162_1_1">North Carolina One Property May Five Two Thousand And Fifteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NorthCarolinaOnePropertyMayFiveTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_1977162_2_1">North Carolina 1 Property Acquired 5/5/2015 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NorthCarolinaOnePropertyMayFiveTwoThousandAndFifteenMember" xlink:to="exr_NorthCarolinaOnePropertyMayFiveTwoThousandAndFifteenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NorthCarolinaSouthCarolinaTexasSevenPropertyDecemberElevenTwoThousandAndFourteenMember" xlink:label="exr_NorthCarolinaSouthCarolinaTexasSevenPropertyDecemberElevenTwoThousandAndFourteenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NorthCarolinaSouthCarolinaTexasSevenPropertyDecemberElevenTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1751614_3_1">North Carolina South Carolina Texas Seven Property December Eleven Two Thousand And Fourteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NorthCarolinaSouthCarolinaTexasSevenPropertyDecemberElevenTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1751614_1_1">North Carolina South Carolina Texas Seven Property December Eleven Two Thousand And Fourteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NorthCarolinaSouthCarolinaTexasSevenPropertyDecemberElevenTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1751614_2_1">North Carolina South Carolina Texas 7 Property Acquired 12/11/2014 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NorthCarolinaSouthCarolinaTexasSevenPropertyDecemberElevenTwoThousandAndFourteenMember" xlink:to="exr_NorthCarolinaSouthCarolinaTexasSevenPropertyDecemberElevenTwoThousandAndFourteenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NorthCharlestonDorchesterRoadMember" xlink:label="exr_NorthCharlestonDorchesterRoadMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NorthCharlestonDorchesterRoadMember_lbl" xml:lang="en-US" id="id_8875721_2015734_3_1">North Charleston / Dorchester Road [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NorthCharlestonDorchesterRoadMember_lbl" xml:lang="en-US" id="id_8875721_2015734_1_1">North Charleston / Dorchester Road [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NorthCharlestonDorchesterRoadMember_lbl" xml:lang="en-US" id="id_8875721_2015734_2_1">North Charleston / Dorchester Road [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NorthCharlestonDorchesterRoadMember" xlink:to="exr_NorthCharlestonDorchesterRoadMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NorthCharlestonMember" xlink:label="exr_NorthCharlestonMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NorthCharlestonMember_lbl" xml:lang="en-US" id="id_8875721_2012750_3_1">North Charleston [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NorthCharlestonMember_lbl" xml:lang="en-US" id="id_8875721_2012750_1_1">North Charleston [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NorthCharlestonMember_lbl" xml:lang="en-US" id="id_8875721_2012750_2_1">North Charleston [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NorthCharlestonMember" xlink:to="exr_NorthCharlestonMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NorthHighlandsMember" xlink:label="exr_NorthHighlandsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NorthHighlandsMember_lbl" xml:lang="en-US" id="id_8875721_1930477_3_1">North Highlands,[Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NorthHighlandsMember_lbl" xml:lang="en-US" id="id_8875721_1930477_1_1">North Highlands,[Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NorthHighlandsMember_lbl" xml:lang="en-US" id="id_8875721_1930477_2_1">North Highlands [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NorthHighlandsMember" xlink:to="exr_NorthHighlandsMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NorthHollywoodColdwaterCanyonMember" xlink:label="exr_NorthHollywoodColdwaterCanyonMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NorthHollywoodColdwaterCanyonMember_lbl" xml:lang="en-US" id="id_8875721_1863310_3_1">North Hollywood / Coldwater Canyon,[Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NorthHollywoodColdwaterCanyonMember_lbl" xml:lang="en-US" id="id_8875721_1863310_1_1">North Hollywood / Coldwater Canyon,[Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NorthHollywoodColdwaterCanyonMember_lbl" xml:lang="en-US" id="id_8875721_1863310_2_1">North Hollywood / Coldwater Canyon [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NorthHollywoodColdwaterCanyonMember" xlink:to="exr_NorthHollywoodColdwaterCanyonMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NorthHollywoodVanOwenMember" xlink:label="exr_NorthHollywoodVanOwenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NorthHollywoodVanOwenMember_lbl" xml:lang="en-US" id="id_8875721_2016057_3_1">North Hollywood / Van Owen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NorthHollywoodVanOwenMember_lbl" xml:lang="en-US" id="id_8875721_2016057_1_1">North Hollywood / Van Owen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NorthHollywoodVanOwenMember_lbl" xml:lang="en-US" id="id_8875721_2016057_2_1">North Hollywood / Van Owen [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NorthHollywoodVanOwenMember" xlink:to="exr_NorthHollywoodVanOwenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NorthLasVegasMember" xlink:label="exr_NorthLasVegasMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NorthLasVegasMember_lbl" xml:lang="en-US" id="id_8875721_2012740_3_1">North Las Vegas [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NorthLasVegasMember_lbl" xml:lang="en-US" id="id_8875721_2012740_1_1">North Las Vegas [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NorthLasVegasMember_lbl" xml:lang="en-US" id="id_8875721_2012740_2_1">North Las Vegas [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NorthLasVegasMember" xlink:to="exr_NorthLasVegasMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NorthLauderdaleMember" xlink:label="exr_NorthLauderdaleMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NorthLauderdaleMember_lbl" xml:lang="en-US" id="id_8875721_1892618_3_1">North Lauderdale [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NorthLauderdaleMember_lbl" xml:lang="en-US" id="id_8875721_1892618_1_1">North Lauderdale [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NorthLauderdaleMember_lbl" xml:lang="en-US" id="id_8875721_1892618_2_1">North Lauderdale [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NorthLauderdaleMember" xlink:to="exr_NorthLauderdaleMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NorthMiamiMember" xlink:label="exr_NorthMiamiMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NorthMiamiMember_lbl" xml:lang="en-US" id="id_8875721_1821370_3_1">North Miami [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NorthMiamiMember_lbl" xml:lang="en-US" id="id_8875721_1821370_1_1">North Miami [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NorthMiamiMember_lbl" xml:lang="en-US" id="id_8875721_1821370_2_1">North Miami [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NorthMiamiMember" xlink:to="exr_NorthMiamiMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NorthOxfordMember" xlink:label="exr_NorthOxfordMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NorthOxfordMember_lbl" xml:lang="en-US" id="id_8875721_1868221_3_1">North Oxford [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NorthOxfordMember_lbl" xml:lang="en-US" id="id_8875721_1868221_1_1">North Oxford [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NorthOxfordMember_lbl" xml:lang="en-US" id="id_8875721_1868221_2_1">North Oxford [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NorthOxfordMember" xlink:to="exr_NorthOxfordMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NorthridgeMember" xlink:label="exr_NorthridgeMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NorthridgeMember_lbl" xml:lang="en-US" id="id_8875721_1894764_3_1">Northridge [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NorthridgeMember_lbl" xml:lang="en-US" id="id_8875721_1894764_1_1">Northridge [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NorthridgeMember_lbl" xml:lang="en-US" id="id_8875721_1894764_2_1">Northridge [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NorthridgeMember" xlink:to="exr_NorthridgeMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NorwoodMember" xlink:label="exr_NorwoodMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NorwoodMember_lbl" xml:lang="en-US" id="id_8875721_1665543_3_1">Norwood [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NorwoodMember_lbl" xml:lang="en-US" id="id_8875721_1665543_1_1">Norwood [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NorwoodMember_lbl" xml:lang="en-US" id="id_8875721_1665543_2_1">Norwood [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NorwoodMember" xlink:to="exr_NorwoodMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NoteReceivableInterestRateStatedPercentage" xlink:label="exr_NoteReceivableInterestRateStatedPercentage"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NoteReceivableInterestRateStatedPercentage_lbl" xml:lang="en-US" id="id_8875721_1748226_3_1">Note receivable interest rate stated percentage.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NoteReceivableInterestRateStatedPercentage_lbl" xml:lang="en-US" id="id_8875721_1748226_1_1">Note Receivable Interest Rate Stated Percentage</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NoteReceivableInterestRateStatedPercentage_lbl" xml:lang="en-US" id="id_8875721_1748226_2_1">Notes receivable, Interest rate</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NoteReceivableInterestRateStatedPercentage" xlink:to="exr_NoteReceivableInterestRateStatedPercentage_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NotesPayable" xlink:label="us-gaap_NotesPayable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NotesPayable_lbl" xml:lang="en-US" id="id_8875721_1647328_1_1">Notes Payable</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NotesPayable_lbl" xml:lang="en-US" id="id_8875721_1647328_2_1">Fixed rate notes payable and notes payable to trusts</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_NotesPayable_lbl" xml:lang="en-US" id="id_8875721_1647328_6_1">Total notes payable</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_NotesPayable_lbl" xml:lang="en-US" id="id_8875721_1647328_12_1">Notes payable, net</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NotesPayable" xlink:to="us-gaap_NotesPayable_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NotesPayableAbstract" xlink:label="us-gaap_NotesPayableAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NotesPayableAbstract_lbl" xml:lang="en-US" id="id_8875721_1641720_1_1">Notes Payable [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NotesPayableAbstract_lbl" xml:lang="en-US" id="id_8875721_1641720_2_1">Notes Payable [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NotesPayableAbstract" xlink:to="us-gaap_NotesPayableAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NotesPayableFairValueDisclosure" xlink:label="us-gaap_NotesPayableFairValueDisclosure"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NotesPayableFairValueDisclosure_lbl" xml:lang="en-US" id="id_8875721_1647453_1_1">Notes Payable, Fair Value Disclosure</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NotesPayableFairValueDisclosure_lbl" xml:lang="en-US" id="id_8875721_1647453_2_1">Fixed rate notes payable and notes payable to trusts</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NotesPayableFairValueDisclosure" xlink:to="us-gaap_NotesPayableFairValueDisclosure_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NotesPayableFixedRateInterestAbstract" xlink:label="exr_NotesPayableFixedRateInterestAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NotesPayableFixedRateInterestAbstract_lbl" xml:lang="en-US" id="id_8875721_1711370_3_1">Notes Payable Fixed Rate Interest [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NotesPayableFixedRateInterestAbstract_lbl" xml:lang="en-US" id="id_8875721_1711370_1_1">Notes Payable Fixed Rate Interest [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NotesPayableFixedRateInterestAbstract_lbl" xml:lang="en-US" id="id_8875721_1711370_2_1">Fixed Rate Interest</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NotesPayableFixedRateInterestAbstract" xlink:to="exr_NotesPayableFixedRateInterestAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NotesPayableToBanksMember" xlink:label="us-gaap_NotesPayableToBanksMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NotesPayableToBanksMember_lbl" xml:lang="en-US" id="id_8875721_1635269_1_1">Notes Payable to Banks [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NotesPayableToBanksMember_lbl" xml:lang="en-US" id="id_8875721_1635269_2_1">Notes Payable [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NotesPayableToBanksMember" xlink:to="us-gaap_NotesPayableToBanksMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NotesPayableToTrusts" xlink:label="exr_NotesPayableToTrusts"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NotesPayableToTrusts_lbl" xml:lang="en-US" id="id_8875721_1976687_3_1">Aggregate carrying amount of all notes payable to trusts as of the balance sheet date, with initial maturities beyond one year or beyond the normal operating cycle, if longer.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NotesPayableToTrusts_lbl" xml:lang="en-US" id="id_8875721_1976687_1_1">Notes Payable To Trusts</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NotesPayableToTrusts_lbl" xml:lang="en-US" id="id_8875721_1976687_2_1">Notes payable to trusts</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="exr_NotesPayableToTrusts_lbl" xml:lang="en-US" id="id_8875721_1976687_12_1">Notes payable to trusts, net</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NotesPayableToTrusts" xlink:to="exr_NotesPayableToTrusts_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NotesPayableToTrustsDisclosureTextBlock" xlink:label="exr_NotesPayableToTrustsDisclosureTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NotesPayableToTrustsDisclosureTextBlock_lbl" xml:lang="en-US" id="id_8875721_1702622_3_1">Notes Payable To Trusts Disclosure [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NotesPayableToTrustsDisclosureTextBlock_lbl" xml:lang="en-US" id="id_8875721_1702622_1_1">Notes Payable To Trusts Disclosure [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NotesPayableToTrustsDisclosureTextBlock_lbl" xml:lang="en-US" id="id_8875721_1702622_2_1">Notes Payable to Trusts</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NotesPayableToTrustsDisclosureTextBlock" xlink:to="exr_NotesPayableToTrustsDisclosureTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NotesPayableVariableRateInterestAbstract" xlink:label="exr_NotesPayableVariableRateInterestAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NotesPayableVariableRateInterestAbstract_lbl" xml:lang="en-US" id="id_8875721_1772324_3_1">Notes Payable Variable Rate Interest [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NotesPayableVariableRateInterestAbstract_lbl" xml:lang="en-US" id="id_8875721_1772324_1_1">Notes Payable Variable Rate Interest [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NotesPayableVariableRateInterestAbstract_lbl" xml:lang="en-US" id="id_8875721_1772324_2_1">Variable Rate Interest</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NotesPayableVariableRateInterestAbstract" xlink:to="exr_NotesPayableVariableRateInterestAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NotesReceivableFairValueDisclosure" xlink:label="us-gaap_NotesReceivableFairValueDisclosure"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NotesReceivableFairValueDisclosure_lbl" xml:lang="en-US" id="id_8875721_1648699_1_1">Notes Receivable, Fair Value Disclosure</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NotesReceivableFairValueDisclosure_lbl" xml:lang="en-US" id="id_8875721_1648699_2_1">Fixed rate notes receivable</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NotesReceivableFairValueDisclosure" xlink:to="us-gaap_NotesReceivableFairValueDisclosure_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NotesReceivableMaturityDate" xlink:label="exr_NotesReceivableMaturityDate"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NotesReceivableMaturityDate_lbl" xml:lang="en-US" id="id_8875721_1813326_3_1">Represents the date on which the note receivable is scheduled to be fully repaid.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NotesReceivableMaturityDate_lbl" xml:lang="en-US" id="id_8875721_1813326_1_1">Notes Receivable Maturity Date</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NotesReceivableMaturityDate_lbl" xml:lang="en-US" id="id_8875721_1813326_2_1">Note receivable maturity date</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="exr_NotesReceivableMaturityDate_lbl" xml:lang="en-US" id="id_8875721_1813326_12_1">Notes receivable, due date</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NotesReceivableMaturityDate" xlink:to="exr_NotesReceivableMaturityDate_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NotesReceivableNet" xlink:label="us-gaap_NotesReceivableNet"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NotesReceivableNet_lbl" xml:lang="en-US" id="id_8875721_1648202_1_1">Financing Receivable, Net</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NotesReceivableNet_lbl" xml:lang="en-US" id="id_8875721_1648202_2_1">Fixed rate notes receivable</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_NotesReceivableNet_lbl" xml:lang="en-US" id="id_8875721_1648202_12_1">Notes receivable</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NotesReceivableNet" xlink:to="us-gaap_NotesReceivableNet_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NotesReceivableStatedInterestRate" xlink:label="exr_NotesReceivableStatedInterestRate"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NotesReceivableStatedInterestRate_lbl" xml:lang="en-US" id="id_8875721_1709743_3_1">Represents the stated interest rate of notes receivable.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NotesReceivableStatedInterestRate_lbl" xml:lang="en-US" id="id_8875721_1709743_1_1">Notes Receivable Stated Interest Rate</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NotesReceivableStatedInterestRate_lbl" xml:lang="en-US" id="id_8875721_1709743_2_1">Note receivable interest rate (as a percent)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NotesReceivableStatedInterestRate" xlink:to="exr_NotesReceivableStatedInterestRate_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NumberOfAcquiredPropertyExcludedFromProFormaFinancialInformation" xlink:label="exr_NumberOfAcquiredPropertyExcludedFromProFormaFinancialInformation"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NumberOfAcquiredPropertyExcludedFromProFormaFinancialInformation_lbl" xml:lang="en-US" id="id_8875721_1823230_3_1">Represents the number properties excluded from pro forma financial information due to unavailability of historical information from the previous owners.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NumberOfAcquiredPropertyExcludedFromProFormaFinancialInformation_lbl" xml:lang="en-US" id="id_8875721_1823230_1_1">Number Of Acquired Property Excluded From Pro Forma Financial Information</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NumberOfAcquiredPropertyExcludedFromProFormaFinancialInformation_lbl" xml:lang="en-US" id="id_8875721_1823230_2_1">Number of stores excluded from pro forma financial information</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NumberOfAcquiredPropertyExcludedFromProFormaFinancialInformation" xlink:to="exr_NumberOfAcquiredPropertyExcludedFromProFormaFinancialInformation_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NumberOfAcquiredPropertyIncludedInProFormaFinancialInformationOutOfTotalProperties" xlink:label="exr_NumberOfAcquiredPropertyIncludedInProFormaFinancialInformationOutOfTotalProperties"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NumberOfAcquiredPropertyIncludedInProFormaFinancialInformationOutOfTotalProperties_lbl" xml:lang="en-US" id="id_8875721_1783357_3_1">Represents the number of acquired properties included in pro forma financial information out of total properties acquired.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NumberOfAcquiredPropertyIncludedInProFormaFinancialInformationOutOfTotalProperties_lbl" xml:lang="en-US" id="id_8875721_1783357_1_1">Number Of Acquired Property Included In Pro Forma Financial Information Out Of Total Properties</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NumberOfAcquiredPropertyIncludedInProFormaFinancialInformationOutOfTotalProperties_lbl" xml:lang="en-US" id="id_8875721_1783357_2_1">Number of acquired operating stores included in pro forma financial information out of total stores acquired</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NumberOfAcquiredPropertyIncludedInProFormaFinancialInformationOutOfTotalProperties" xlink:to="exr_NumberOfAcquiredPropertyIncludedInProFormaFinancialInformationOutOfTotalProperties_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NumberOfClaimsMadeUnderTenantReinsuranceProgram" xlink:label="exr_NumberOfClaimsMadeUnderTenantReinsuranceProgram"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NumberOfClaimsMadeUnderTenantReinsuranceProgram_lbl" xml:lang="en-US" id="id_8875721_1774378_3_1">Represents the number of claims made under tenant reinsurance program during the period.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NumberOfClaimsMadeUnderTenantReinsuranceProgram_lbl" xml:lang="en-US" id="id_8875721_1774378_1_1">Number Of Claims Made Under Tenant Reinsurance Program</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NumberOfClaimsMadeUnderTenantReinsuranceProgram_lbl" xml:lang="en-US" id="id_8875721_1774378_2_1">Number of claims made</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NumberOfClaimsMadeUnderTenantReinsuranceProgram" xlink:to="exr_NumberOfClaimsMadeUnderTenantReinsuranceProgram_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NumberOfCommonSharesIssuedInPreferredOperatingPartnershipUnitRedemption" xlink:label="exr_NumberOfCommonSharesIssuedInPreferredOperatingPartnershipUnitRedemption"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NumberOfCommonSharesIssuedInPreferredOperatingPartnershipUnitRedemption_lbl" xml:lang="en-US" id="id_8875721_1978108_3_1">Represents the number of common shares issued as a result of Preferred Operating Partnership Units redeemed during the period.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NumberOfCommonSharesIssuedInPreferredOperatingPartnershipUnitRedemption_lbl" xml:lang="en-US" id="id_8875721_1978108_1_1">Number Of Common Shares Issued In Preferred Operating Partnership Unit Redemption</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NumberOfCommonSharesIssuedInPreferredOperatingPartnershipUnitRedemption_lbl" xml:lang="en-US" id="id_8875721_1978108_2_1">Common shares issued in Preferred Unit redemption</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NumberOfCommonSharesIssuedInPreferredOperatingPartnershipUnitRedemption" xlink:to="exr_NumberOfCommonSharesIssuedInPreferredOperatingPartnershipUnitRedemption_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NumberOfCommonUnitsIssuedAsPartOfAcquisition" xlink:label="exr_NumberOfCommonUnitsIssuedAsPartOfAcquisition"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NumberOfCommonUnitsIssuedAsPartOfAcquisition_lbl" xml:lang="en-US" id="id_8875721_1716274_3_1">Represents the number of common Operating Partnership units issued by the entity as part of an acquisition.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NumberOfCommonUnitsIssuedAsPartOfAcquisition_lbl" xml:lang="en-US" id="id_8875721_1716274_1_1">Number Of Common Units Issued As Part Of Acquisition</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NumberOfCommonUnitsIssuedAsPartOfAcquisition_lbl" xml:lang="en-US" id="id_8875721_1716274_2_1">Number of common units issued as part of acquisition</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NumberOfCommonUnitsIssuedAsPartOfAcquisition" xlink:to="exr_NumberOfCommonUnitsIssuedAsPartOfAcquisition_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NumberOfJointVenturePartners" xlink:label="exr_NumberOfJointVenturePartners"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NumberOfJointVenturePartners_lbl" xml:lang="en-US" id="id_8875721_1884858_3_1">Number Of Joint Venture Partners</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NumberOfJointVenturePartners_lbl" xml:lang="en-US" id="id_8875721_1884858_1_1">Number Of Joint Venture Partners</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NumberOfJointVenturePartners_lbl" xml:lang="en-US" id="id_8875721_1884858_2_1">Number of joint ventures</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NumberOfJointVenturePartners" xlink:to="exr_NumberOfJointVenturePartners_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NumberOfJointVenturePartnersInConsolidatedSelfStoragePropertyOwnershipInterestAcquired" xlink:label="exr_NumberOfJointVenturePartnersInConsolidatedSelfStoragePropertyOwnershipInterestAcquired"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NumberOfJointVenturePartnersInConsolidatedSelfStoragePropertyOwnershipInterestAcquired_lbl" xml:lang="en-US" id="id_8875721_1694484_3_1">Represents the number of joint venture partners in a consolidated self-storage property in which ownership interest was acquired.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NumberOfJointVenturePartnersInConsolidatedSelfStoragePropertyOwnershipInterestAcquired_lbl" xml:lang="en-US" id="id_8875721_1694484_1_1">Number Of Joint Venture Partners In Consolidated Self Storage Property Ownership Interest Acquired</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NumberOfJointVenturePartnersInConsolidatedSelfStoragePropertyOwnershipInterestAcquired_lbl" xml:lang="en-US" id="id_8875721_1694484_2_1">Number of joint venture partners in a consolidated store in which ownership interest was acquired</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NumberOfJointVenturePartnersInConsolidatedSelfStoragePropertyOwnershipInterestAcquired" xlink:to="exr_NumberOfJointVenturePartnersInConsolidatedSelfStoragePropertyOwnershipInterestAcquired_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NumberOfJointVenturesPriorToAcquisition" xlink:label="exr_NumberOfJointVenturesPriorToAcquisition"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NumberOfJointVenturesPriorToAcquisition_lbl" xml:lang="en-US" id="id_8875721_1978151_3_1">Number of separate joint ventures which held acquired properties in which the Company was an equity interest holder prior to the acquisition.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NumberOfJointVenturesPriorToAcquisition_lbl" xml:lang="en-US" id="id_8875721_1978151_1_1">Number Of Joint Ventures Prior To Acquisition</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NumberOfJointVenturesPriorToAcquisition_lbl" xml:lang="en-US" id="id_8875721_1978151_2_1">Number of stores acquired</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NumberOfJointVenturesPriorToAcquisition" xlink:to="exr_NumberOfJointVenturesPriorToAcquisition_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NumberOfLeasedPropertiesThatCannotBeClassifiedAsGroundOrBuildingLeases" xlink:label="exr_NumberOfLeasedPropertiesThatCannotBeClassifiedAsGroundOrBuildingLeases"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NumberOfLeasedPropertiesThatCannotBeClassifiedAsGroundOrBuildingLeases_lbl" xml:lang="en-US" id="id_8875721_1854655_3_1">Represents the number of properties to which purchase price amounts are allocated, which cannot be classified as ground or building leases and represented as Intangible lease rights.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NumberOfLeasedPropertiesThatCannotBeClassifiedAsGroundOrBuildingLeases_lbl" xml:lang="en-US" id="id_8875721_1854655_1_1">Number Of Leased Properties That Cannot Be Classified As Ground Or Building Leases</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NumberOfLeasedPropertiesThatCannotBeClassifiedAsGroundOrBuildingLeases_lbl" xml:lang="en-US" id="id_8875721_1854655_2_1">Number of properties whereby leases cannot be classified as ground or building leases</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NumberOfLeasedPropertiesThatCannotBeClassifiedAsGroundOrBuildingLeases" xlink:to="exr_NumberOfLeasedPropertiesThatCannotBeClassifiedAsGroundOrBuildingLeases_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NumberOfOperatingStoresBusinessAcquired" xlink:label="exr_NumberOfOperatingStoresBusinessAcquired"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NumberOfOperatingStoresBusinessAcquired_lbl" xml:lang="en-US" id="id_8875721_1854815_3_1">Number of operating stores business acquired.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NumberOfOperatingStoresBusinessAcquired_lbl" xml:lang="en-US" id="id_8875721_1854815_1_1">Number Of Operating Stores Business Acquired</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NumberOfOperatingStoresBusinessAcquired_lbl" xml:lang="en-US" id="id_8875721_1854815_2_1">Number of operating stores acquired</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="exr_NumberOfOperatingStoresBusinessAcquired_lbl" xml:lang="en-US" id="id_8875721_1854815_12_1">Number of stores acquired</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NumberOfOperatingStoresBusinessAcquired" xlink:to="exr_NumberOfOperatingStoresBusinessAcquired_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NumberOfParcelOfLandExcludedFromAcquisition" xlink:label="exr_NumberOfParcelOfLandExcludedFromAcquisition"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NumberOfParcelOfLandExcludedFromAcquisition_lbl" xml:lang="en-US" id="id_8875721_2009526_3_1">Number of parcel of land excluded from acquisition.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NumberOfParcelOfLandExcludedFromAcquisition_lbl" xml:lang="en-US" id="id_8875721_2009526_1_1">Number Of Parcel Of Land Excluded From Acquisition</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NumberOfParcelOfLandExcludedFromAcquisition_lbl" xml:lang="en-US" id="id_8875721_2009526_2_1">Number of parcel of land excluded from the Company's acquisition</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NumberOfParcelOfLandExcludedFromAcquisition" xlink:to="exr_NumberOfParcelOfLandExcludedFromAcquisition_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NumberOfPreferredOperatingPartnershipUnits" xlink:label="exr_NumberOfPreferredOperatingPartnershipUnits"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NumberOfPreferredOperatingPartnershipUnits_lbl" xml:lang="en-US" id="id_8875721_1976690_3_1">Represents the number of Preferred Operating Partnership units outstanding at the balance sheet date that are excluded from the earnings per share computation as their effect would have been anti-dilutive.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NumberOfPreferredOperatingPartnershipUnits_lbl" xml:lang="en-US" id="id_8875721_1976690_1_1">Number Of Preferred Operating Partnership Units</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NumberOfPreferredOperatingPartnershipUnits_lbl" xml:lang="en-US" id="id_8875721_1976690_2_1">Number of Units</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NumberOfPreferredOperatingPartnershipUnits" xlink:to="exr_NumberOfPreferredOperatingPartnershipUnits_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NumberOfPropertiesOwnedByJointVenture" xlink:label="exr_NumberOfPropertiesOwnedByJointVenture"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NumberOfPropertiesOwnedByJointVenture_lbl" xml:lang="en-US" id="id_8875721_1678992_3_1">Represents the number of properties owned by the joint venture.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NumberOfPropertiesOwnedByJointVenture_lbl" xml:lang="en-US" id="id_8875721_1678992_1_1">Number Of Properties Owned By Joint Venture</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NumberOfPropertiesOwnedByJointVenture_lbl" xml:lang="en-US" id="id_8875721_1678992_2_1">Number of operating stores owned by consolidated joint venture</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="exr_NumberOfPropertiesOwnedByJointVenture_lbl" xml:lang="en-US" id="id_8875721_1678992_12_1">Number of stores owned by joint venture</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NumberOfPropertiesOwnedByJointVenture" xlink:to="exr_NumberOfPropertiesOwnedByJointVenture_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NumberOfPropertiesRelatedToGroundLeasesAssumedByTheEntityAtRatesLowerThanCurrentMarketRates" xlink:label="exr_NumberOfPropertiesRelatedToGroundLeasesAssumedByTheEntityAtRatesLowerThanCurrentMarketRates"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NumberOfPropertiesRelatedToGroundLeasesAssumedByTheEntityAtRatesLowerThanCurrentMarketRates_lbl" xml:lang="en-US" id="id_8875721_1802454_3_1">Represents the number of properties related to ground leases, where the leases were assumed by the entity at rates that were lower than the current market rates for similar leases.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NumberOfPropertiesRelatedToGroundLeasesAssumedByTheEntityAtRatesLowerThanCurrentMarketRates_lbl" xml:lang="en-US" id="id_8875721_1802454_1_1">Number Of Properties Related To Ground Leases Assumed By The Entity At Rates Lower Than Current Market Rates</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NumberOfPropertiesRelatedToGroundLeasesAssumedByTheEntityAtRatesLowerThanCurrentMarketRates_lbl" xml:lang="en-US" id="id_8875721_1802454_2_1">Number of properties whereby leases have been assumed at rates lower than the current market rates</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NumberOfPropertiesRelatedToGroundLeasesAssumedByTheEntityAtRatesLowerThanCurrentMarketRates" xlink:to="exr_NumberOfPropertiesRelatedToGroundLeasesAssumedByTheEntityAtRatesLowerThanCurrentMarketRates_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NumberOfRealEstateProperties" xlink:label="us-gaap_NumberOfRealEstateProperties"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NumberOfRealEstateProperties_lbl" xml:lang="en-US" id="id_8875721_1644159_1_1">Number of Real Estate Properties</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NumberOfRealEstateProperties_lbl" xml:lang="en-US" id="id_8875721_1644159_2_1">Number of operating storage facilities in which the entity has equity interests (in stores)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NumberOfRealEstateProperties" xlink:to="us-gaap_NumberOfRealEstateProperties_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NumberOfRealEstatePropertiesAcquired" xlink:label="exr_NumberOfRealEstatePropertiesAcquired"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NumberOfRealEstatePropertiesAcquired_lbl" xml:lang="en-US" id="id_8875721_1890305_3_1">Represents the number of real estate properties acquired.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NumberOfRealEstatePropertiesAcquired_lbl" xml:lang="en-US" id="id_8875721_1890305_1_1">Number Of Real Estate Properties Acquired</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NumberOfRealEstatePropertiesAcquired_lbl" xml:lang="en-US" id="id_8875721_1890305_2_1">Number of Stores</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NumberOfRealEstatePropertiesAcquired" xlink:to="exr_NumberOfRealEstatePropertiesAcquired_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NumberOfRealEstatePropertiesFranchiseesAndOthers" xlink:label="exr_NumberOfRealEstatePropertiesFranchiseesAndOthers"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NumberOfRealEstatePropertiesFranchiseesAndOthers_lbl" xml:lang="en-US" id="id_8875721_1685084_3_1">The number of real estate properties owned by franchisees and other third parties as of the balance sheet date.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NumberOfRealEstatePropertiesFranchiseesAndOthers_lbl" xml:lang="en-US" id="id_8875721_1685084_1_1">Number Of Real Estate Properties Franchisees And Others</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NumberOfRealEstatePropertiesFranchiseesAndOthers_lbl" xml:lang="en-US" id="id_8875721_1685084_2_1">Number of stores owned by franchisees and third parties</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NumberOfRealEstatePropertiesFranchiseesAndOthers" xlink:to="exr_NumberOfRealEstatePropertiesFranchiseesAndOthers_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NumberOfRealEstatePropertiesInWhichInterestsWereAcquired" xlink:label="exr_NumberOfRealEstatePropertiesInWhichInterestsWereAcquired"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NumberOfRealEstatePropertiesInWhichInterestsWereAcquired_lbl" xml:lang="en-US" id="id_8875721_1751218_3_1">Represents the number of real estate properties in which interests were acquired.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NumberOfRealEstatePropertiesInWhichInterestsWereAcquired_lbl" xml:lang="en-US" id="id_8875721_1751218_1_1">Number of Real Estate Properties in which Interests were Acquired</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NumberOfRealEstatePropertiesInWhichInterestsWereAcquired_lbl" xml:lang="en-US" id="id_8875721_1751218_2_1">Number of properties in which interests were acquired</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NumberOfRealEstatePropertiesInWhichInterestsWereAcquired" xlink:to="exr_NumberOfRealEstatePropertiesInWhichInterestsWereAcquired_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NumberOfRealEstatePropertiesOwnedAndOrManaged" xlink:label="exr_NumberOfRealEstatePropertiesOwnedAndOrManaged"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NumberOfRealEstatePropertiesOwnedAndOrManaged_lbl" xml:lang="en-US" id="id_8875721_1715149_3_1">The number of real estate properties owned and/or managed as of the balance sheet date.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NumberOfRealEstatePropertiesOwnedAndOrManaged_lbl" xml:lang="en-US" id="id_8875721_1715149_1_1">Number Of Real Estate Properties Owned And Or Managed</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NumberOfRealEstatePropertiesOwnedAndOrManaged_lbl" xml:lang="en-US" id="id_8875721_1715149_2_1">Number of operating stores owned and/or managed</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NumberOfRealEstatePropertiesOwnedAndOrManaged" xlink:to="exr_NumberOfRealEstatePropertiesOwnedAndOrManaged_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NumberOfReportableSegments" xlink:label="us-gaap_NumberOfReportableSegments"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NumberOfReportableSegments_lbl" xml:lang="en-US" id="id_8875721_1644161_1_1">Number of Reportable Segments</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NumberOfReportableSegments_lbl" xml:lang="en-US" id="id_8875721_1644161_2_1">Number of reportable segments</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NumberOfReportableSegments" xlink:to="us-gaap_NumberOfReportableSegments_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NumberOfSalesAgents" xlink:label="exr_NumberOfSalesAgents"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NumberOfSalesAgents_lbl" xml:lang="en-US" id="id_8875721_1959995_3_1">Number Of Sales Agents</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NumberOfSalesAgents_lbl" xml:lang="en-US" id="id_8875721_1959995_1_1">Number Of Sales Agents</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NumberOfSalesAgents_lbl" xml:lang="en-US" id="id_8875721_1959995_2_1">Number of sales agents</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NumberOfSalesAgents" xlink:to="exr_NumberOfSalesAgents_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NumberOfSelfStorageFacilitiesAcquired" xlink:label="exr_NumberOfSelfStorageFacilitiesAcquired"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NumberOfSelfStorageFacilitiesAcquired_lbl" xml:lang="en-US" id="id_8875721_1855526_3_1">Represents the number of self-storage facilities acquired.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NumberOfSelfStorageFacilitiesAcquired_lbl" xml:lang="en-US" id="id_8875721_1855526_1_1">Number Of Self Storage Facilities Acquired</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NumberOfSelfStorageFacilitiesAcquired_lbl" xml:lang="en-US" id="id_8875721_1855526_2_1">Number of self-storage facilities (Stores) acquired</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="exr_NumberOfSelfStorageFacilitiesAcquired_lbl" xml:lang="en-US" id="id_8875721_1855526_12_1">Number of stores acquired</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NumberOfSelfStorageFacilitiesAcquired" xlink:to="exr_NumberOfSelfStorageFacilitiesAcquired_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NumberOfSelfStoragePropertiesAcquiredInPortfolio" xlink:label="exr_NumberOfSelfStoragePropertiesAcquiredInPortfolio"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NumberOfSelfStoragePropertiesAcquiredInPortfolio_lbl" xml:lang="en-US" id="id_8875721_1697588_3_1">Represents the number of self-storage properties acquired by the entity as part of a portfolio acquisition.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NumberOfSelfStoragePropertiesAcquiredInPortfolio_lbl" xml:lang="en-US" id="id_8875721_1697588_1_1">Number Of Self Storage Properties Acquired In Portfolio</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NumberOfSelfStoragePropertiesAcquiredInPortfolio_lbl" xml:lang="en-US" id="id_8875721_1697588_2_1">Number of self-storage facilities (stores) acquired</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="exr_NumberOfSelfStoragePropertiesAcquiredInPortfolio_lbl" xml:lang="en-US" id="id_8875721_1697588_12_1">Number of stores acquired as part of portfolio acquisition</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NumberOfSelfStoragePropertiesAcquiredInPortfolio" xlink:to="exr_NumberOfSelfStoragePropertiesAcquiredInPortfolio_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NumberOfSelfStoragePropertiesInWhichOwnershipInterestWasHeldPriorToAcquisition" xlink:label="exr_NumberOfSelfStoragePropertiesInWhichOwnershipInterestWasHeldPriorToAcquisition"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NumberOfSelfStoragePropertiesInWhichOwnershipInterestWasHeldPriorToAcquisition_lbl" xml:lang="en-US" id="id_8875721_1694935_3_1">Represents the number of self-storage properties in which ownership interest was held prior to the acquisition.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NumberOfSelfStoragePropertiesInWhichOwnershipInterestWasHeldPriorToAcquisition_lbl" xml:lang="en-US" id="id_8875721_1694935_1_1">Number Of Self Storage Properties In Which Ownership Interest Was Held Prior To Acquisition</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NumberOfSelfStoragePropertiesInWhichOwnershipInterestWasHeldPriorToAcquisition_lbl" xml:lang="en-US" id="id_8875721_1694935_2_1">Number of stores in which ownership interest was held prior to acquisition</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NumberOfSelfStoragePropertiesInWhichOwnershipInterestWasHeldPriorToAcquisition" xlink:to="exr_NumberOfSelfStoragePropertiesInWhichOwnershipInterestWasHeldPriorToAcquisition_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NumberOfSelfStoragePropertiesInWhichOwnershipInterestWasHeldPriorToAcquisitionOfRemainingProperties" xlink:label="exr_NumberOfSelfStoragePropertiesInWhichOwnershipInterestWasHeldPriorToAcquisitionOfRemainingProperties"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NumberOfSelfStoragePropertiesInWhichOwnershipInterestWasHeldPriorToAcquisitionOfRemainingProperties_lbl" xml:lang="en-US" id="id_8875721_1725005_3_1">Represents the number of self-storage properties in which ownership interest was held through joint ventures prior to the acquisition of the remaining properties.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NumberOfSelfStoragePropertiesInWhichOwnershipInterestWasHeldPriorToAcquisitionOfRemainingProperties_lbl" xml:lang="en-US" id="id_8875721_1725005_1_1">Number Of Self Storage Properties In Which Ownership Interest Was Held Prior To Acquisition Of Remaining Properties</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NumberOfSelfStoragePropertiesInWhichOwnershipInterestWasHeldPriorToAcquisitionOfRemainingProperties_lbl" xml:lang="en-US" id="id_8875721_1725005_2_1">Number of stores in which ownership interest was held prior to acquisition of remaining properties</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NumberOfSelfStoragePropertiesInWhichOwnershipInterestWasHeldPriorToAcquisitionOfRemainingProperties" xlink:to="exr_NumberOfSelfStoragePropertiesInWhichOwnershipInterestWasHeldPriorToAcquisitionOfRemainingProperties_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NumberOfStatesInWhichEntityOperates" xlink:label="us-gaap_NumberOfStatesInWhichEntityOperates"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NumberOfStatesInWhichEntityOperates_lbl" xml:lang="en-US" id="id_8875721_1638480_1_1">Number of States in which Entity Operates</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NumberOfStatesInWhichEntityOperates_lbl" xml:lang="en-US" id="id_8875721_1638480_2_1">Number of states in which operating storage facilities are located</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NumberOfStatesInWhichEntityOperates" xlink:to="us-gaap_NumberOfStatesInWhichEntityOperates_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_NumberOfStores" xlink:label="us-gaap_NumberOfStores"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_NumberOfStores_lbl" xml:lang="en-US" id="id_8875721_1632025_1_1">Number of Stores</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_NumberOfStores_lbl" xml:lang="en-US" id="id_8875721_1632025_2_1">Number of stores</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_NumberOfStores" xlink:to="us-gaap_NumberOfStores_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NumberOfStoresExcludedFromAcquisition" xlink:label="exr_NumberOfStoresExcludedFromAcquisition"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NumberOfStoresExcludedFromAcquisition_lbl" xml:lang="en-US" id="id_8875721_2009525_3_1">Number of stores excluded from acquisition.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NumberOfStoresExcludedFromAcquisition_lbl" xml:lang="en-US" id="id_8875721_2009525_1_1">Number of Stores Excluded From Acquisition</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NumberOfStoresExcludedFromAcquisition_lbl" xml:lang="en-US" id="id_8875721_2009525_2_1">Number of stores excluded from the Company's acquisition</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NumberOfStoresExcludedFromAcquisition" xlink:to="exr_NumberOfStoresExcludedFromAcquisition_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NumberOfStoresHeldForSale" xlink:label="exr_NumberOfStoresHeldForSale"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NumberOfStoresHeldForSale_lbl" xml:lang="en-US" id="id_8875721_2015966_3_1">Number Of Stores Held For Sale</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NumberOfStoresHeldForSale_lbl" xml:lang="en-US" id="id_8875721_2015966_1_1">Number Of Stores Held For Sale</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NumberOfStoresHeldForSale_lbl" xml:lang="en-US" id="id_8875721_2015966_2_1">Number of stores classified as held for sale</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NumberOfStoresHeldForSale" xlink:to="exr_NumberOfStoresHeldForSale_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_NumberOfStoresWhichPortionOfLandCondemned" xlink:label="exr_NumberOfStoresWhichPortionOfLandCondemned"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_NumberOfStoresWhichPortionOfLandCondemned_lbl" xml:lang="en-US" id="id_8875721_1841666_3_1">Number of stores which portion of land condemned.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_NumberOfStoresWhichPortionOfLandCondemned_lbl" xml:lang="en-US" id="id_8875721_1841666_1_1">Number of Stores Which Portion of Land Condemned</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_NumberOfStoresWhichPortionOfLandCondemned_lbl" xml:lang="en-US" id="id_8875721_1841666_2_1">Number of store which portion of land condemned</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_NumberOfStoresWhichPortionOfLandCondemned" xlink:to="exr_NumberOfStoresWhichPortionOfLandCondemned_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/stpr/2011/stpr-2011-01-31.xsd#stpr_NV" xlink:label="stpr_NV"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="stpr_NV_lbl" xml:lang="en-US" id="id_8875721_1643352_1_1">NEVADA</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="stpr_NV_lbl" xml:lang="en-US" id="id_8875721_1643352_2_1">NEVADA</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="stpr_NV" xlink:to="stpr_NV_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/stpr/2011/stpr-2011-01-31.xsd#stpr_NY" xlink:label="stpr_NY"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="stpr_NY_lbl" xml:lang="en-US" id="id_8875721_1637247_1_1">NEW YORK</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="stpr_NY_lbl" xml:lang="en-US" id="id_8875721_1637247_2_1">New York [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="stpr_NY" xlink:to="stpr_NY_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_Oakland29thAveMember" xlink:label="exr_Oakland29thAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_Oakland29thAveMember_lbl" xml:lang="en-US" id="id_8875721_1821803_3_1">Oakland / 29th Ave,[Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_Oakland29thAveMember_lbl" xml:lang="en-US" id="id_8875721_1821803_1_1">Oakland / 29th Ave,[Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_Oakland29thAveMember_lbl" xml:lang="en-US" id="id_8875721_1821803_2_1">Oakland / 29th Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_Oakland29thAveMember" xlink:to="exr_Oakland29thAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_OaklandFallonStMember" xlink:label="exr_OaklandFallonStMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_OaklandFallonStMember_lbl" xml:lang="en-US" id="id_8875721_1863746_3_1">Oakland / Fallon St,[Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_OaklandFallonStMember_lbl" xml:lang="en-US" id="id_8875721_1863746_1_1">Oakland / Fallon St,[Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_OaklandFallonStMember_lbl" xml:lang="en-US" id="id_8875721_1863746_2_1">Oakland / Fallon St [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_OaklandFallonStMember" xlink:to="exr_OaklandFallonStMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_OaklandParkMember" xlink:label="exr_OaklandParkMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_OaklandParkMember_lbl" xml:lang="en-US" id="id_8875721_2012707_3_1">Oakland Park [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_OaklandParkMember_lbl" xml:lang="en-US" id="id_8875721_2012707_1_1">Oakland Park [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_OaklandParkMember_lbl" xml:lang="en-US" id="id_8875721_2012707_2_1">Oakland Park [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_OaklandParkMember" xlink:to="exr_OaklandParkMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_OaklandSanLeandroStMember" xlink:label="exr_OaklandSanLeandroStMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_OaklandSanLeandroStMember_lbl" xml:lang="en-US" id="id_8875721_1842166_3_1">Oakland / San Leandro St,[Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_OaklandSanLeandroStMember_lbl" xml:lang="en-US" id="id_8875721_1842166_1_1">Oakland / San Leandro St,[Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_OaklandSanLeandroStMember_lbl" xml:lang="en-US" id="id_8875721_1842166_2_1">Oakland / San Leandro St [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_OaklandSanLeandroStMember" xlink:to="exr_OaklandSanLeandroStMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_OceansideOceansideBlvdOneMember" xlink:label="exr_OceansideOceansideBlvdOneMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_OceansideOceansideBlvdOneMember_lbl" xml:lang="en-US" id="id_8875721_1898313_3_1">Oceanside Oceanside Blvd One [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_OceansideOceansideBlvdOneMember_lbl" xml:lang="en-US" id="id_8875721_1898313_1_1">Oceanside Oceanside Blvd One [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_OceansideOceansideBlvdOneMember_lbl" xml:lang="en-US" id="id_8875721_1898313_2_1">Oceanside / Oceanside Blvd 1 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_OceansideOceansideBlvdOneMember" xlink:to="exr_OceansideOceansideBlvdOneMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_OceansideOceansideBlvdTwoMember" xlink:label="exr_OceansideOceansideBlvdTwoMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_OceansideOceansideBlvdTwoMember_lbl" xml:lang="en-US" id="id_8875721_1776545_3_1">Oceanside Oceanside Blvd Two [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_OceansideOceansideBlvdTwoMember_lbl" xml:lang="en-US" id="id_8875721_1776545_1_1">Oceanside Oceanside Blvd Two [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_OceansideOceansideBlvdTwoMember_lbl" xml:lang="en-US" id="id_8875721_1776545_2_1">Oceanside / Oceanside Blvd 2 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_OceansideOceansideBlvdTwoMember" xlink:to="exr_OceansideOceansideBlvdTwoMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_OcoeeMember" xlink:label="exr_OcoeeMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_OcoeeMember_lbl" xml:lang="en-US" id="id_8875721_1841269_3_1">Ocoee [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_OcoeeMember_lbl" xml:lang="en-US" id="id_8875721_1841269_1_1">Ocoee [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_OcoeeMember_lbl" xml:lang="en-US" id="id_8875721_1841269_2_1">Ocoee [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_OcoeeMember" xlink:to="exr_OcoeeMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/stpr/2011/stpr-2011-01-31.xsd#stpr_OH" xlink:label="stpr_OH"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="stpr_OH_lbl" xml:lang="en-US" id="id_8875721_1633631_1_1">OHIO</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="stpr_OH_lbl" xml:lang="en-US" id="id_8875721_1633631_2_1">OHIO</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="stpr_OH" xlink:to="stpr_OH_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_OldBridgeMember" xlink:label="exr_OldBridgeMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_OldBridgeMember_lbl" xml:lang="en-US" id="id_8875721_1822845_3_1">Old Bridge [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_OldBridgeMember_lbl" xml:lang="en-US" id="id_8875721_1822845_1_1">Old Bridge [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_OldBridgeMember_lbl" xml:lang="en-US" id="id_8875721_1822845_2_1">Old Bridge [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_OldBridgeMember" xlink:to="exr_OldBridgeMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_OperatingFacilitiesMember" xlink:label="exr_OperatingFacilitiesMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_OperatingFacilitiesMember_lbl" xml:lang="en-US" id="id_8875721_1768747_3_1">Operating Facilities [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_OperatingFacilitiesMember_lbl" xml:lang="en-US" id="id_8875721_1768747_1_1">Operating Facilities [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_OperatingFacilitiesMember_lbl" xml:lang="en-US" id="id_8875721_1768747_2_1">Operating Facilities [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_OperatingFacilitiesMember" xlink:to="exr_OperatingFacilitiesMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OperatingIncomeLoss" xlink:label="us-gaap_OperatingIncomeLoss"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingIncomeLoss_lbl" xml:lang="en-US" id="id_8875721_1645424_1_1">Operating Income (Loss)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OperatingIncomeLoss_lbl" xml:lang="en-US" id="id_8875721_1645424_2_1">Income (loss) from operations</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_OperatingIncomeLoss_lbl" xml:lang="en-US" id="id_8875721_1645424_6_1">Income from operations</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_OperatingIncomeLoss_lbl" xml:lang="en-US" id="id_8875721_1645424_12_1">Revenues less cost of operations</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingIncomeLoss" xlink:to="us-gaap_OperatingIncomeLoss_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDue" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDue_lbl" xml:lang="en-US" id="id_8875721_1644876_1_1">Operating Leases, Future Minimum Payments Due</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDue_lbl" xml:lang="en-US" id="id_8875721_1644876_6_1">Total</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeasesFutureMinimumPaymentsDue" xlink:to="us-gaap_OperatingLeasesFutureMinimumPaymentsDue_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent_lbl" xml:lang="en-US" id="id_8875721_1644520_1_1">Operating Leases, Future Minimum Payments Due, Next Twelve Months</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent_lbl" xml:lang="en-US" id="id_8875721_1644520_2_1">Less than 1 year</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent" xlink:to="us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears_lbl" xml:lang="en-US" id="id_8875721_1644960_1_1">Operating Leases, Future Minimum Payments, Due in Five Years</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears_lbl" xml:lang="en-US" id="id_8875721_1644960_2_1">Year 5</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears" xlink:to="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFiveYears_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears_lbl" xml:lang="en-US" id="id_8875721_1647220_1_1">Operating Leases, Future Minimum Payments, Due in Four Years</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears_lbl" xml:lang="en-US" id="id_8875721_1647220_2_1">Year 4</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears" xlink:to="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears_lbl" xml:lang="en-US" id="id_8875721_1647781_1_1">Operating Leases, Future Minimum Payments, Due in Three Years</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears_lbl" xml:lang="en-US" id="id_8875721_1647781_2_1">Year 3</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears" xlink:to="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears_lbl" xml:lang="en-US" id="id_8875721_1644405_1_1">Operating Leases, Future Minimum Payments, Due in Two Years</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears_lbl" xml:lang="en-US" id="id_8875721_1644405_2_1">Year 2</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears" xlink:to="us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter_lbl" xml:lang="en-US" id="id_8875721_1647452_1_1">Operating Leases, Future Minimum Payments, Due Thereafter</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter_lbl" xml:lang="en-US" id="id_8875721_1647452_2_1">Thereafter</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter" xlink:to="us-gaap_OperatingLeasesFutureMinimumPaymentsDueThereafter_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OperatingLeasesIncomeStatementMinimumLeaseRevenue" xlink:label="us-gaap_OperatingLeasesIncomeStatementMinimumLeaseRevenue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingLeasesIncomeStatementMinimumLeaseRevenue_lbl" xml:lang="en-US" id="id_8875721_1644633_1_1">Operating Leases, Income Statement, Minimum Lease Revenue</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OperatingLeasesIncomeStatementMinimumLeaseRevenue_lbl" xml:lang="en-US" id="id_8875721_1644633_2_1">Property rental</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeasesIncomeStatementMinimumLeaseRevenue" xlink:to="us-gaap_OperatingLeasesIncomeStatementMinimumLeaseRevenue_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OperatingLeasesRentExpenseNet" xlink:label="us-gaap_OperatingLeasesRentExpenseNet"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OperatingLeasesRentExpenseNet_lbl" xml:lang="en-US" id="id_8875721_1648832_1_1">Operating Leases, Rent Expense, Net</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OperatingLeasesRentExpenseNet_lbl" xml:lang="en-US" id="id_8875721_1648832_2_1">Expense related to ground leases</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OperatingLeasesRentExpenseNet" xlink:to="us-gaap_OperatingLeasesRentExpenseNet_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_OperatingPartnershipUnitsRedemptionAmount" xlink:label="exr_OperatingPartnershipUnitsRedemptionAmount"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_OperatingPartnershipUnitsRedemptionAmount_lbl" xml:lang="en-US" id="id_8875721_1718479_3_1">Represents the amount the entity would have paid in cash to redeem the operating partnership units.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_OperatingPartnershipUnitsRedemptionAmount_lbl" xml:lang="en-US" id="id_8875721_1718479_1_1">Operating Partnership Units Redemption Amount</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_OperatingPartnershipUnitsRedemptionAmount_lbl" xml:lang="en-US" id="id_8875721_1718479_2_1">Consideration to be paid on redemption of common OP units</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_OperatingPartnershipUnitsRedemptionAmount" xlink:to="exr_OperatingPartnershipUnitsRedemptionAmount_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_OperatingPartnershipUnitsRedemptionAmountPaid" xlink:label="exr_OperatingPartnershipUnitsRedemptionAmountPaid"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_OperatingPartnershipUnitsRedemptionAmountPaid_lbl" xml:lang="en-US" id="id_8875721_1749716_3_1">Represents the amount the entity has paid in cash to redeem the operating partnership units.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_OperatingPartnershipUnitsRedemptionAmountPaid_lbl" xml:lang="en-US" id="id_8875721_1749716_1_1">Operating Partnership Units Redemption Amount Paid</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_OperatingPartnershipUnitsRedemptionAmountPaid_lbl" xml:lang="en-US" id="id_8875721_1749716_2_1">Cash consideration paid on redemption of common OP units</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_OperatingPartnershipUnitsRedemptionAmountPaid" xlink:to="exr_OperatingPartnershipUnitsRedemptionAmountPaid_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_OperatingPartnershipUnitsRedemptionForCashNumber" xlink:label="exr_OperatingPartnershipUnitsRedemptionForCashNumber"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_OperatingPartnershipUnitsRedemptionForCashNumber_lbl" xml:lang="en-US" id="id_8875721_1912925_3_1">Represents the number of operating partnership units redeemed for cash during the period.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_OperatingPartnershipUnitsRedemptionForCashNumber_lbl" xml:lang="en-US" id="id_8875721_1912925_1_1">Operating Partnership Units Redemption For Cash Number</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_OperatingPartnershipUnitsRedemptionForCashNumber_lbl" xml:lang="en-US" id="id_8875721_1912925_2_1">Number of units redeemed for cash during the period</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_OperatingPartnershipUnitsRedemptionForCashNumber" xlink:to="exr_OperatingPartnershipUnitsRedemptionForCashNumber_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_OperatingPartnershipUnitsRedemptionNumber" xlink:label="exr_OperatingPartnershipUnitsRedemptionNumber"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_OperatingPartnershipUnitsRedemptionNumber_lbl" xml:lang="en-US" id="id_8875721_1740442_3_1">Represents the number of operating partnership units redeemed during the period.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_OperatingPartnershipUnitsRedemptionNumber_lbl" xml:lang="en-US" id="id_8875721_1740442_1_1">Operating Partnership Units Redemption Number</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_OperatingPartnershipUnitsRedemptionNumber_lbl" xml:lang="en-US" id="id_8875721_1740442_2_1">Number of units redeemed during the period</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_OperatingPartnershipUnitsRedemptionNumber" xlink:to="exr_OperatingPartnershipUnitsRedemptionNumber_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/stpr/2011/stpr-2011-01-31.xsd#stpr_OR" xlink:label="stpr_OR"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="stpr_OR_lbl" xml:lang="en-US" id="id_8875721_1631631_1_1">OREGON</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="stpr_OR_lbl" xml:lang="en-US" id="id_8875721_1631631_2_1">OREGON</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="stpr_OR" xlink:to="stpr_OR_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_OrangeMember" xlink:label="exr_OrangeMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_OrangeMember_lbl" xml:lang="en-US" id="id_8875721_1826400_3_1">Orange [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_OrangeMember_lbl" xml:lang="en-US" id="id_8875721_1826400_1_1">Orange [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_OrangeMember_lbl" xml:lang="en-US" id="id_8875721_1826400_2_1">Orange [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_OrangeMember" xlink:to="exr_OrangeMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_OregonOnePropertyNovemberTwentyFourTwoThousandAndFifteenMember" xlink:label="exr_OregonOnePropertyNovemberTwentyFourTwoThousandAndFifteenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_OregonOnePropertyNovemberTwentyFourTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_2009473_3_1">Oregon One Property November Twenty Four Two Thousand And Fifteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_OregonOnePropertyNovemberTwentyFourTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_2009473_1_1">Oregon One Property November Twenty Four Two Thousand And Fifteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_OregonOnePropertyNovemberTwentyFourTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_2009473_2_1">Oregon 1 Property Acquired 11/24/2015 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_OregonOnePropertyNovemberTwentyFourTwoThousandAndFifteenMember" xlink:to="exr_OregonOnePropertyNovemberTwentyFourTwoThousandAndFifteenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_OremMember" xlink:label="exr_OremMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_OremMember_lbl" xml:lang="en-US" id="id_8875721_1855117_3_1">Orem [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_OremMember_lbl" xml:lang="en-US" id="id_8875721_1855117_1_1">Orem [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_OremMember_lbl" xml:lang="en-US" id="id_8875721_1855117_2_1">Orem [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_OremMember" xlink:to="exr_OremMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:label="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_lbl" xml:lang="en-US" id="id_8875721_1641734_1_1">Organization, Consolidation and Presentation of Financial Statements [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_lbl" xml:lang="en-US" id="id_8875721_1641734_2_1">Organization, Consolidation and Presentation of Financial Statements [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:to="us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_OrganizationConsolidationAndPresentationOfFinancialStatementsLineItems" xlink:label="exr_OrganizationConsolidationAndPresentationOfFinancialStatementsLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_OrganizationConsolidationAndPresentationOfFinancialStatementsLineItems_lbl" xml:lang="en-US" id="id_8875721_1772301_3_1">Organization Consolidation And Presentation Of Financial Statements [Line Items]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_OrganizationConsolidationAndPresentationOfFinancialStatementsLineItems_lbl" xml:lang="en-US" id="id_8875721_1772301_1_1">Organization Consolidation And Presentation Of Financial Statements [Line Items]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_OrganizationConsolidationAndPresentationOfFinancialStatementsLineItems_lbl" xml:lang="en-US" id="id_8875721_1772301_2_1">Organization Consolidation And Presentation Of Financial Statements [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_OrganizationConsolidationAndPresentationOfFinancialStatementsLineItems" xlink:to="exr_OrganizationConsolidationAndPresentationOfFinancialStatementsLineItems_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_OrganizationConsolidationAndPresentationOfFinancialStatementsTable" xlink:label="exr_OrganizationConsolidationAndPresentationOfFinancialStatementsTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_OrganizationConsolidationAndPresentationOfFinancialStatementsTable_lbl" xml:lang="en-US" id="id_8875721_1673330_3_1">Organization Consolidation And Presentation Of Financial Statements [Table]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_OrganizationConsolidationAndPresentationOfFinancialStatementsTable_lbl" xml:lang="en-US" id="id_8875721_1673330_1_1">Organization Consolidation And Presentation Of Financial Statements [Table]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_OrganizationConsolidationAndPresentationOfFinancialStatementsTable_lbl" xml:lang="en-US" id="id_8875721_1673330_2_1">Organization Consolidation And Presentation Of Financial Statements [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_OrganizationConsolidationAndPresentationOfFinancialStatementsTable" xlink:to="exr_OrganizationConsolidationAndPresentationOfFinancialStatementsTable_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_OrlandoHoffnerAveMember" xlink:label="exr_OrlandoHoffnerAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_OrlandoHoffnerAveMember_lbl" xml:lang="en-US" id="id_8875721_2016073_3_1">Orlando / Hoffner Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_OrlandoHoffnerAveMember_lbl" xml:lang="en-US" id="id_8875721_2016073_1_1">Orlando / Hoffner Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_OrlandoHoffnerAveMember_lbl" xml:lang="en-US" id="id_8875721_2016073_2_1">Orlando / Hoffner Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_OrlandoHoffnerAveMember" xlink:to="exr_OrlandoHoffnerAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_OrlandoHuntersCreekMember" xlink:label="exr_OrlandoHuntersCreekMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_OrlandoHuntersCreekMember_lbl" xml:lang="en-US" id="id_8875721_1826872_3_1">Orlando Hunters Creek [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_OrlandoHuntersCreekMember_lbl" xml:lang="en-US" id="id_8875721_1826872_1_1">Orlando Hunters Creek [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_OrlandoHuntersCreekMember_lbl" xml:lang="en-US" id="id_8875721_1826872_2_1">Orlando / Hunters Creek [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_OrlandoHuntersCreekMember" xlink:to="exr_OrlandoHuntersCreekMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_OrlandoLbMcleodRdMember" xlink:label="exr_OrlandoLbMcleodRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_OrlandoLbMcleodRdMember_lbl" xml:lang="en-US" id="id_8875721_1958189_3_1">Orlando LB McLeod Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_OrlandoLbMcleodRdMember_lbl" xml:lang="en-US" id="id_8875721_1958189_1_1">Orlando LB McLeod Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_OrlandoLbMcleodRdMember_lbl" xml:lang="en-US" id="id_8875721_1958189_2_1">Orlando / LB McLeod Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_OrlandoLbMcleodRdMember" xlink:to="exr_OrlandoLbMcleodRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_OrlandoLeeRdMember" xlink:label="exr_OrlandoLeeRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_OrlandoLeeRdMember_lbl" xml:lang="en-US" id="id_8875721_2015715_3_1">Orlando Lee Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_OrlandoLeeRdMember_lbl" xml:lang="en-US" id="id_8875721_2015715_1_1">Orlando Lee Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_OrlandoLeeRdMember_lbl" xml:lang="en-US" id="id_8875721_2015715_2_1">Orlando Lee Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_OrlandoLeeRdMember" xlink:to="exr_OrlandoLeeRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_OrlandoMetrowestMember" xlink:label="exr_OrlandoMetrowestMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_OrlandoMetrowestMember_lbl" xml:lang="en-US" id="id_8875721_1797788_3_1">Orlando Metrowest [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_OrlandoMetrowestMember_lbl" xml:lang="en-US" id="id_8875721_1797788_1_1">Orlando Metrowest [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_OrlandoMetrowestMember_lbl" xml:lang="en-US" id="id_8875721_1797788_2_1">Orlando / Metrowest [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_OrlandoMetrowestMember" xlink:to="exr_OrlandoMetrowestMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_OrlandoOrangeBlossomTrailMember" xlink:label="exr_OrlandoOrangeBlossomTrailMember"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_OtherAssetsDisclosureDetailsAbstract_lbl" xml:lang="en-US" id="id_8875721_1761412_3_1">Other Assets Disclosure Details [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_OtherAssetsDisclosureDetailsAbstract_lbl" xml:lang="en-US" id="id_8875721_1761412_1_1">Other Assets Disclosure Details [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_OtherAssetsDisclosureDetailsAbstract_lbl" xml:lang="en-US" id="id_8875721_1761412_2_1">Other Assets Disclosure Details [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_OtherAssetsDisclosureDetailsAbstract" xlink:to="exr_OtherAssetsDisclosureDetailsAbstract_lbl"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OtherAssetsDisclosureTextBlock_lbl" xml:lang="en-US" id="id_8875721_1638882_2_1">Other Assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherAssetsDisclosureTextBlock" xlink:to="us-gaap_OtherAssetsDisclosureTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherAssetsMember" xlink:label="us-gaap_OtherAssetsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherAssetsMember_lbl" xml:lang="en-US" id="id_8875721_1641300_1_1">Other Assets [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OtherAssetsMember_lbl" xml:lang="en-US" id="id_8875721_1641300_2_1">Other Assets [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherAssetsMember" xlink:to="us-gaap_OtherAssetsMember_lbl"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OtherComprehensiveIncomeLossDerivativesQualifyingAsHedgesNetOfTax_lbl" xml:lang="en-US" id="id_8875721_1645293_2_1">Change in fair value of interest rate swaps</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax" xlink:label="us-gaap_OtherComprehensiveIncomeLossNetOfTax"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherComprehensiveIncomeLossNetOfTax_lbl" xml:lang="en-US" id="id_8875721_1644741_1_1">Other Comprehensive Income (Loss), Net of Tax</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OtherComprehensiveIncomeLossNetOfTax_lbl" xml:lang="en-US" id="id_8875721_1644741_2_1">Other comprehensive income (loss)</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_lbl" xml:lang="en-US" id="id_8875721_1642577_1_1">Other Comprehensive Income (Loss), Net of Tax [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_lbl" xml:lang="en-US" id="id_8875721_1642577_2_1">Other comprehensive income (loss):</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_OtherCorporateAssetsMember_lbl" xml:lang="en-US" id="id_8875721_1726937_3_1">Other Corporate Assets [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_OtherCorporateAssetsMember_lbl" xml:lang="en-US" id="id_8875721_1726937_1_1">Other Corporate Assets [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_OtherCorporateAssetsMember_lbl" xml:lang="en-US" id="id_8875721_1726937_2_1">Other Corporate Assets [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_OtherCorporateAssetsMember" xlink:to="exr_OtherCorporateAssetsMember_lbl"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherLiabilities_lbl" xml:lang="en-US" id="id_8875721_1645675_1_1">Other Liabilities</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OtherLiabilities_lbl" xml:lang="en-US" id="id_8875721_1645675_2_1">Other liabilities</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_OtherLiabilities_lbl" xml:lang="en-US" id="id_8875721_1645675_6_1">Other liabilities, Total</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherLiabilities" xlink:to="us-gaap_OtherLiabilities_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherLiabilitiesAbstract" xlink:label="us-gaap_OtherLiabilitiesAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherLiabilitiesAbstract_lbl" xml:lang="en-US" id="id_8875721_1640877_1_1">Other Liabilities [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OtherLiabilitiesAbstract_lbl" xml:lang="en-US" id="id_8875721_1640877_2_1">Other Liabilities [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherLiabilitiesAbstract" xlink:to="us-gaap_OtherLiabilitiesAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherLiabilitiesDisclosureAbstract" xlink:label="us-gaap_OtherLiabilitiesDisclosureAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherLiabilitiesDisclosureAbstract_lbl" xml:lang="en-US" id="id_8875721_1638486_1_1">Other Liabilities Disclosure [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OtherLiabilitiesDisclosureAbstract_lbl" xml:lang="en-US" id="id_8875721_1638486_2_1">Other Liabilities Disclosure [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherLiabilitiesDisclosureAbstract" xlink:to="us-gaap_OtherLiabilitiesDisclosureAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherLiabilitiesDisclosureTextBlock" xlink:label="us-gaap_OtherLiabilitiesDisclosureTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherLiabilitiesDisclosureTextBlock_lbl" xml:lang="en-US" id="id_8875721_1638106_1_1">Other Liabilities Disclosure [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OtherLiabilitiesDisclosureTextBlock_lbl" xml:lang="en-US" id="id_8875721_1638106_2_1">Other Liabilities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherLiabilitiesDisclosureTextBlock" xlink:to="us-gaap_OtherLiabilitiesDisclosureTextBlock_lbl"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherLiabilitiesMember_lbl" xml:lang="en-US" id="id_8875721_1640445_1_1">Other Liabilities [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OtherLiabilitiesMember_lbl" xml:lang="en-US" id="id_8875721_1640445_2_1">Other Liabilities [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherLiabilitiesMember" xlink:to="us-gaap_OtherLiabilitiesMember_lbl"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OtherMinorityInterests_lbl" xml:lang="en-US" id="id_8875721_1645176_2_1">Other noncontrolling interests</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_OtherMinorityOwnedPropertiesMember_lbl" xml:lang="en-US" id="id_8875721_1727081_3_1">Other Minority Owned Properties [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_OtherMinorityOwnedPropertiesMember_lbl" xml:lang="en-US" id="id_8875721_1727081_1_1">Other Minority Owned Properties [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_OtherMinorityOwnedPropertiesMember_lbl" xml:lang="en-US" id="id_8875721_1727081_2_1">Other Minority Owned Properties [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_OtherMinorityOwnedPropertiesMember" xlink:to="exr_OtherMinorityOwnedPropertiesMember_lbl"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_OtherReceivableMember_lbl" xml:lang="en-US" id="id_8875721_1669045_3_1">Other Receivable [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_OtherReceivableMember_lbl" xml:lang="en-US" id="id_8875721_1669045_1_1">Other Receivable [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_OtherReceivableMember_lbl" xml:lang="en-US" id="id_8875721_1669045_2_1">Other [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_OtherReceivableMember" xlink:to="exr_OtherReceivableMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_OtherReceivablesMember" xlink:label="exr_OtherReceivablesMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_OtherReceivablesMember_lbl" xml:lang="en-US" id="id_8875721_1656550_3_1">Other Receivables [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_OtherReceivablesMember_lbl" xml:lang="en-US" id="id_8875721_1656550_1_1">Other Receivables [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_OtherReceivablesMember_lbl" xml:lang="en-US" id="id_8875721_1656550_2_1">Other Receivables from Stores [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_OtherReceivablesMember" xlink:to="exr_OtherReceivablesMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_OtherRelatedPartiesMember" xlink:label="exr_OtherRelatedPartiesMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_OtherRelatedPartiesMember_lbl" xml:lang="en-US" id="id_8875721_1956617_3_1">Other Related Parties [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_OtherRelatedPartiesMember_lbl" xml:lang="en-US" id="id_8875721_1956617_1_1">Other Related Parties [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_OtherRelatedPartiesMember_lbl" xml:lang="en-US" id="id_8875721_1956617_2_1">Other [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_OtherRelatedPartiesMember" xlink:to="exr_OtherRelatedPartiesMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_OtherSundryLiabilities" xlink:label="us-gaap_OtherSundryLiabilities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_OtherSundryLiabilities_lbl" xml:lang="en-US" id="id_8875721_1646337_1_1">Other Sundry Liabilities</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_OtherSundryLiabilities_lbl" xml:lang="en-US" id="id_8875721_1646337_2_1">Other miscellaneous liabilities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_OtherSundryLiabilities" xlink:to="us-gaap_OtherSundryLiabilities_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_OxnardMember" xlink:label="exr_OxnardMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_OxnardMember_lbl" xml:lang="en-US" id="id_8875721_1685229_3_1">Oxnard [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_OxnardMember_lbl" xml:lang="en-US" id="id_8875721_1685229_1_1">Oxnard [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_OxnardMember_lbl" xml:lang="en-US" id="id_8875721_1685229_2_1">Oxnard [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_OxnardMember" xlink:to="exr_OxnardMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/stpr/2011/stpr-2011-01-31.xsd#stpr_PA" xlink:label="stpr_PA"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="stpr_PA_lbl" xml:lang="en-US" id="id_8875721_1632433_1_1">PENNSYLVANIA</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="stpr_PA_lbl" xml:lang="en-US" id="id_8875721_1632433_2_1">PENNSYLVANIA</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="stpr_PA" xlink:to="stpr_PA_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PacoimaMember" xlink:label="exr_PacoimaMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PacoimaMember_lbl" xml:lang="en-US" id="id_8875721_2015842_3_1">Pacoima [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PacoimaMember_lbl" xml:lang="en-US" id="id_8875721_2015842_1_1">Pacoima [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PacoimaMember_lbl" xml:lang="en-US" id="id_8875721_2015842_2_1">Pacoima [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PacoimaMember" xlink:to="exr_PacoimaMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PalmdaleMember" xlink:label="exr_PalmdaleMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PalmdaleMember_lbl" xml:lang="en-US" id="id_8875721_2016066_3_1">Palmdale [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PalmdaleMember_lbl" xml:lang="en-US" id="id_8875721_2016066_1_1">Palmdale [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PalmdaleMember_lbl" xml:lang="en-US" id="id_8875721_2016066_2_1">Palmdale [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PalmdaleMember" xlink:to="exr_PalmdaleMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PalmSpringsMember" xlink:label="exr_PalmSpringsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PalmSpringsMember_lbl" xml:lang="en-US" id="id_8875721_1928305_3_1">Palm Springs [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PalmSpringsMember_lbl" xml:lang="en-US" id="id_8875721_1928305_1_1">Palm Springs [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PalmSpringsMember_lbl" xml:lang="en-US" id="id_8875721_1928305_2_1">Palm Springs [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PalmSpringsMember" xlink:to="exr_PalmSpringsMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ParamountMember" xlink:label="exr_ParamountMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ParamountMember_lbl" xml:lang="en-US" id="id_8875721_1786724_3_1">Paramount [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ParamountMember_lbl" xml:lang="en-US" id="id_8875721_1786724_1_1">Paramount [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ParamountMember_lbl" xml:lang="en-US" id="id_8875721_1786724_2_1">Paramount [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ParamountMember" xlink:to="exr_ParamountMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ParkerMember" xlink:label="exr_ParkerMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ParkerMember_lbl" xml:lang="en-US" id="id_8875721_1745265_3_1">Parker [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ParkerMember_lbl" xml:lang="en-US" id="id_8875721_1745265_1_1">Parker [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ParkerMember_lbl" xml:lang="en-US" id="id_8875721_1745265_2_1">Parker [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ParkerMember" xlink:to="exr_ParkerMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ParlinCheesequakeRdMember" xlink:label="exr_ParlinCheesequakeRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ParlinCheesequakeRdMember_lbl" xml:lang="en-US" id="id_8875721_1830343_3_1">Parlin Cheesequake Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ParlinCheesequakeRdMember_lbl" xml:lang="en-US" id="id_8875721_1830343_1_1">Parlin Cheesequake Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ParlinCheesequakeRdMember_lbl" xml:lang="en-US" id="id_8875721_1830343_2_1">Parlin / Cheesequake Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ParlinCheesequakeRdMember" xlink:to="exr_ParlinCheesequakeRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ParlinRouteNineNorthMember" xlink:label="exr_ParlinRouteNineNorthMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ParlinRouteNineNorthMember_lbl" xml:lang="en-US" id="id_8875721_1894925_3_1">Parlin Route Nine North [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ParlinRouteNineNorthMember_lbl" xml:lang="en-US" id="id_8875721_1894925_1_1">Parlin Route Nine North [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ParlinRouteNineNorthMember_lbl" xml:lang="en-US" id="id_8875721_1894925_2_1">Parlin / Route 9 North [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ParlinRouteNineNorthMember" xlink:to="exr_ParlinRouteNineNorthMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ParsippanyMember" xlink:label="exr_ParsippanyMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ParsippanyMember_lbl" xml:lang="en-US" id="id_8875721_1754814_3_1">Parsippany [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ParsippanyMember_lbl" xml:lang="en-US" id="id_8875721_1754814_1_1">Parsippany [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ParsippanyMember_lbl" xml:lang="en-US" id="id_8875721_1754814_2_1">Parsippany [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ParsippanyMember" xlink:to="exr_ParsippanyMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PartnersCapitalAccountAcquisitions" xlink:label="us-gaap_PartnersCapitalAccountAcquisitions"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PartnersCapitalAccountAcquisitions_lbl" xml:lang="en-US" id="id_8875721_1645665_1_1">Partners' Capital Account, Acquisitions</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PartnersCapitalAccountAcquisitions_lbl" xml:lang="en-US" id="id_8875721_1645665_2_1">Issuance of Operating Partnership units in conjunction with acquisitions</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PartnersCapitalAccountAcquisitions" xlink:to="us-gaap_PartnersCapitalAccountAcquisitions_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PartnersCapitalAccountAdditionalUnitsRedeemed" xlink:label="exr_PartnersCapitalAccountAdditionalUnitsRedeemed"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PartnersCapitalAccountAdditionalUnitsRedeemed_lbl" xml:lang="en-US" id="id_8875721_1756462_3_1">The number of additional Preferred Operating Partnership units that can be redeemed without a required repayment of the note payable secured by such Preferred Operating Partnership Units.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PartnersCapitalAccountAdditionalUnitsRedeemed_lbl" xml:lang="en-US" id="id_8875721_1756462_1_1">Partners Capital Account Additional Units Redeemed</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PartnersCapitalAccountAdditionalUnitsRedeemed_lbl" xml:lang="en-US" id="id_8875721_1756462_2_1">Additional units redeemed</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PartnersCapitalAccountAdditionalUnitsRedeemed" xlink:to="exr_PartnersCapitalAccountAdditionalUnitsRedeemed_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PartnersCapitalAccountUnitsRedeemed" xlink:label="us-gaap_PartnersCapitalAccountUnitsRedeemed"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PartnersCapitalAccountUnitsRedeemed_lbl" xml:lang="en-US" id="id_8875721_1640881_1_1">Partners' Capital Account, Units, Redeemed</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PartnersCapitalAccountUnitsRedeemed_lbl" xml:lang="en-US" id="id_8875721_1640881_2_1">A units redeemed</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PartnersCapitalAccountUnitsRedeemed" xlink:to="us-gaap_PartnersCapitalAccountUnitsRedeemed_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PartnershipInterestMember" xlink:label="us-gaap_PartnershipInterestMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PartnershipInterestMember_lbl" xml:lang="en-US" id="id_8875721_1634058_1_1">Partnership Interest [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PartnershipInterestMember_lbl" xml:lang="en-US" id="id_8875721_1634058_2_1">OP Units [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PartnershipInterestMember" xlink:to="us-gaap_PartnershipInterestMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PasadenaFortSmallwoodRdMember" xlink:label="exr_PasadenaFortSmallwoodRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PasadenaFortSmallwoodRdMember_lbl" xml:lang="en-US" id="id_8875721_1790716_3_1">Pasadena Fort Smallwood Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PasadenaFortSmallwoodRdMember_lbl" xml:lang="en-US" id="id_8875721_1790716_1_1">Pasadena Fort Smallwood Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PasadenaFortSmallwoodRdMember_lbl" xml:lang="en-US" id="id_8875721_1790716_2_1">Pasadena / Fort Smallwood Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PasadenaFortSmallwoodRdMember" xlink:to="exr_PasadenaFortSmallwoodRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PasadenaMountainRdMember" xlink:label="exr_PasadenaMountainRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PasadenaMountainRdMember_lbl" xml:lang="en-US" id="id_8875721_1957963_3_1">Pasadena Mountain Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PasadenaMountainRdMember_lbl" xml:lang="en-US" id="id_8875721_1957963_1_1">Pasadena Mountain Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PasadenaMountainRdMember_lbl" xml:lang="en-US" id="id_8875721_1957963_2_1">Pasadena / Mountain Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PasadenaMountainRdMember" xlink:to="exr_PasadenaMountainRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PaymentsForDerivativeInstrumentFinancingActivities" xlink:label="us-gaap_PaymentsForDerivativeInstrumentFinancingActivities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PaymentsForDerivativeInstrumentFinancingActivities_lbl" xml:lang="en-US" id="id_8875721_1646332_1_1">Payments for Derivative Instrument, Financing Activities</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_PaymentsForDerivativeInstrumentFinancingActivities_lbl" xml:lang="en-US" id="id_8875721_1646332_14_1">Purchase of interest rate cap</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsForDerivativeInstrumentFinancingActivities" xlink:to="us-gaap_PaymentsForDerivativeInstrumentFinancingActivities_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PaymentsForPreviousAcquisition" xlink:label="us-gaap_PaymentsForPreviousAcquisition"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PaymentsForPreviousAcquisition_lbl" xml:lang="en-US" id="id_8875721_1645667_1_1">Payments for Previous Acquisition</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PaymentsForPreviousAcquisition_lbl" xml:lang="en-US" id="id_8875721_1645667_2_1">Payment to sellers resulting from higher rental income of properties</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsForPreviousAcquisition" xlink:to="us-gaap_PaymentsForPreviousAcquisition_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PaymentsForProceedsFromNotesReceivable" xlink:label="exr_PaymentsForProceedsFromNotesReceivable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PaymentsForProceedsFromNotesReceivable_lbl" xml:lang="en-US" id="id_8875721_1737650_3_1">Payments for proceeds from notes receivable.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PaymentsForProceedsFromNotesReceivable_lbl" xml:lang="en-US" id="id_8875721_1737650_1_1">Payments For Proceeds From Notes Receivable</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="exr_PaymentsForProceedsFromNotesReceivable_lbl" xml:lang="en-US" id="id_8875721_1737650_14_1">Purchase/issuance of notes receivable</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PaymentsForProceedsFromNotesReceivable" xlink:to="exr_PaymentsForProceedsFromNotesReceivable_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PaymentsOfDividendsCommonStock" xlink:label="us-gaap_PaymentsOfDividendsCommonStock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PaymentsOfDividendsCommonStock_lbl" xml:lang="en-US" id="id_8875721_1645054_1_1">Payments of Ordinary Dividends, Common Stock</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_PaymentsOfDividendsCommonStock_lbl" xml:lang="en-US" id="id_8875721_1645054_14_1">Dividends paid on common stock</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsOfDividendsCommonStock" xlink:to="us-gaap_PaymentsOfDividendsCommonStock_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PaymentsOfDividendsMinorityInterest" xlink:label="us-gaap_PaymentsOfDividendsMinorityInterest"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PaymentsOfDividendsMinorityInterest_lbl" xml:lang="en-US" id="id_8875721_1644387_1_1">Payments of Ordinary Dividends, Noncontrolling Interest</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_PaymentsOfDividendsMinorityInterest_lbl" xml:lang="en-US" id="id_8875721_1644387_14_1">Distributions to noncontrolling interests</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsOfDividendsMinorityInterest" xlink:to="us-gaap_PaymentsOfDividendsMinorityInterest_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PaymentsOfFinancingCosts" xlink:label="us-gaap_PaymentsOfFinancingCosts"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PaymentsOfFinancingCosts_lbl" xml:lang="en-US" id="id_8875721_1646992_1_1">Payments of Financing Costs</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_PaymentsOfFinancingCosts_lbl" xml:lang="en-US" id="id_8875721_1646992_14_1">Deferred financing costs</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsOfFinancingCosts" xlink:to="us-gaap_PaymentsOfFinancingCosts_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PaymentsOfStockIssuanceCosts" xlink:label="us-gaap_PaymentsOfStockIssuanceCosts"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PaymentsOfStockIssuanceCosts_lbl" xml:lang="en-US" id="id_8875721_1645412_1_1">Payments of Stock Issuance Costs</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PaymentsOfStockIssuanceCosts_lbl" xml:lang="en-US" id="id_8875721_1645412_2_1">Transaction costs of stock issuance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsOfStockIssuanceCosts" xlink:to="us-gaap_PaymentsOfStockIssuanceCosts_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PaymentsToAcquireBusinessesGross" xlink:label="us-gaap_PaymentsToAcquireBusinessesGross"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PaymentsToAcquireBusinessesGross_lbl" xml:lang="en-US" id="id_8875721_1645892_1_1">Payments to Acquire Businesses, Gross</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PaymentsToAcquireBusinessesGross_lbl" xml:lang="en-US" id="id_8875721_1645892_2_1">Cash Consideration Paid</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_PaymentsToAcquireBusinessesGross_lbl" xml:lang="en-US" id="id_8875721_1645892_12_1">Total cash paid by the Company</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsToAcquireBusinessesGross" xlink:to="us-gaap_PaymentsToAcquireBusinessesGross_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PaymentsToAcquireEquityMethodInvestments" xlink:label="us-gaap_PaymentsToAcquireEquityMethodInvestments"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PaymentsToAcquireEquityMethodInvestments_lbl" xml:lang="en-US" id="id_8875721_1646113_1_1">Payments to Acquire Equity Method Investments</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_PaymentsToAcquireEquityMethodInvestments_lbl" xml:lang="en-US" id="id_8875721_1646113_14_1">Investment in unconsolidated real estate ventures</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsToAcquireEquityMethodInvestments" xlink:to="us-gaap_PaymentsToAcquireEquityMethodInvestments_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PaymentsToAcquireFurnitureAndFixtures" xlink:label="us-gaap_PaymentsToAcquireFurnitureAndFixtures"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PaymentsToAcquireFurnitureAndFixtures_lbl" xml:lang="en-US" id="id_8875721_1645413_1_1">Payments to Acquire Furniture and Fixtures</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_PaymentsToAcquireFurnitureAndFixtures_lbl" xml:lang="en-US" id="id_8875721_1645413_14_1">Purchase of equipment and fixtures</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsToAcquireFurnitureAndFixtures" xlink:to="us-gaap_PaymentsToAcquireFurnitureAndFixtures_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PaymentsToAcquireInterestInJointVenturePartnerInConsolidatedSelfStorageProperty" xlink:label="exr_PaymentsToAcquireInterestInJointVenturePartnerInConsolidatedSelfStorageProperty"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PaymentsToAcquireInterestInJointVenturePartnerInConsolidatedSelfStorageProperty_lbl" xml:lang="en-US" id="id_8875721_1836588_3_1">The cash outflow associated with the purchase of interest in a joint venture partner of a consolidated property.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PaymentsToAcquireInterestInJointVenturePartnerInConsolidatedSelfStorageProperty_lbl" xml:lang="en-US" id="id_8875721_1836588_1_1">Payments To Acquire Interest In Joint Venture Partner In Consolidated Self Storage Property</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PaymentsToAcquireInterestInJointVenturePartnerInConsolidatedSelfStorageProperty_lbl" xml:lang="en-US" id="id_8875721_1836588_2_1">Cash paid for acquiring interest in a joint venture partner of a consolidated property</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PaymentsToAcquireInterestInJointVenturePartnerInConsolidatedSelfStorageProperty" xlink:to="exr_PaymentsToAcquireInterestInJointVenturePartnerInConsolidatedSelfStorageProperty_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PaymentsToAcquireRealEstate" xlink:label="us-gaap_PaymentsToAcquireRealEstate"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PaymentsToAcquireRealEstate_lbl" xml:lang="en-US" id="id_8875721_1647438_1_1">Payments to Acquire Real Estate</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_PaymentsToAcquireRealEstate_lbl" xml:lang="en-US" id="id_8875721_1647438_14_1">Acquisition of real estate assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsToAcquireRealEstate" xlink:to="us-gaap_PaymentsToAcquireRealEstate_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PaymentsToAcquireRealEstateAndRealEstateJointVentures" xlink:label="us-gaap_PaymentsToAcquireRealEstateAndRealEstateJointVentures"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PaymentsToAcquireRealEstateAndRealEstateJointVentures_lbl" xml:lang="en-US" id="id_8875721_1645056_1_1">Payments to Acquire Real Estate and Real Estate Joint Ventures</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PaymentsToAcquireRealEstateAndRealEstateJointVentures_lbl" xml:lang="en-US" id="id_8875721_1645056_2_1">Cash paid for acquiring equity interest in the joint venture</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsToAcquireRealEstateAndRealEstateJointVentures" xlink:to="us-gaap_PaymentsToAcquireRealEstateAndRealEstateJointVentures_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PaymentsToAcquireRealEstateNetOfCashAcquired" xlink:label="exr_PaymentsToAcquireRealEstateNetOfCashAcquired"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PaymentsToAcquireRealEstateNetOfCashAcquired_lbl" xml:lang="en-US" id="id_8875721_2015524_3_1">The cash outflow from the acquisition of SmartStop Self Storage Inc, net of cash acquired in the acquisition" or something similar.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PaymentsToAcquireRealEstateNetOfCashAcquired_lbl" xml:lang="en-US" id="id_8875721_2015524_1_1">Payments To Acquire Real Estate Net Of Cash Acquired</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="exr_PaymentsToAcquireRealEstateNetOfCashAcquired_lbl" xml:lang="en-US" id="id_8875721_2015524_14_1">Acquisition of SmartStop, net of cash acquired</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PaymentsToAcquireRealEstateNetOfCashAcquired" xlink:to="exr_PaymentsToAcquireRealEstateNetOfCashAcquired_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PaymentsToDevelopRealEstateAssets" xlink:label="us-gaap_PaymentsToDevelopRealEstateAssets"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PaymentsToDevelopRealEstateAssets_lbl" xml:lang="en-US" id="id_8875721_1647762_1_1">Payments to Develop Real Estate Assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_PaymentsToDevelopRealEstateAssets_lbl" xml:lang="en-US" id="id_8875721_1647762_14_1">Development and redevelopment of real estate assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsToDevelopRealEstateAssets" xlink:to="us-gaap_PaymentsToDevelopRealEstateAssets_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PaymentsToMinorityShareholders" xlink:label="us-gaap_PaymentsToMinorityShareholders"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PaymentsToMinorityShareholders_lbl" xml:lang="en-US" id="id_8875721_1647656_1_1">Payments to Noncontrolling Interests</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_PaymentsToMinorityShareholders_lbl" xml:lang="en-US" id="id_8875721_1647656_14_1">Redemption of Operating Partnership units held by noncontrolling interests</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PaymentsToMinorityShareholders" xlink:to="us-gaap_PaymentsToMinorityShareholders_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PeachtreeCityMember" xlink:label="exr_PeachtreeCityMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PeachtreeCityMember_lbl" xml:lang="en-US" id="id_8875721_2012714_3_1">Peachtree City [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PeachtreeCityMember_lbl" xml:lang="en-US" id="id_8875721_2012714_1_1">Peachtree City [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PeachtreeCityMember_lbl" xml:lang="en-US" id="id_8875721_2012714_2_1">Peachtree City [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PeachtreeCityMember" xlink:to="exr_PeachtreeCityMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PearlandMember" xlink:label="exr_PearlandMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PearlandMember_lbl" xml:lang="en-US" id="id_8875721_1877889_3_1">Pearland [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PearlandMember_lbl" xml:lang="en-US" id="id_8875721_1877889_1_1">Pearland [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PearlandMember_lbl" xml:lang="en-US" id="id_8875721_1877889_2_1">Pearland [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PearlandMember" xlink:to="exr_PearlandMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PennsaukenMember" xlink:label="exr_PennsaukenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PennsaukenMember_lbl" xml:lang="en-US" id="id_8875721_1794603_3_1">Pennsauken [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PennsaukenMember_lbl" xml:lang="en-US" id="id_8875721_1794603_1_1">Pennsauken [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PennsaukenMember_lbl" xml:lang="en-US" id="id_8875721_1794603_2_1">Pennsauken [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PennsaukenMember" xlink:to="exr_PennsaukenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock" xlink:label="us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock_lbl" xml:lang="en-US" id="id_8875721_1632439_1_1">Pension and Other Postretirement Benefits Disclosure [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock_lbl" xml:lang="en-US" id="id_8875721_1632439_2_1">Employee Benefit Plan</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock" xlink:to="us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PeoriaBeardsleyRdMember" xlink:label="exr_PeoriaBeardsleyRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PeoriaBeardsleyRdMember_lbl" xml:lang="en-US" id="id_8875721_1903665_3_1">Peoria / W Beardsley Rd, AZ [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PeoriaBeardsleyRdMember_lbl" xml:lang="en-US" id="id_8875721_1903665_1_1">Peoria / W Beardsley Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PeoriaBeardsleyRdMember_lbl" xml:lang="en-US" id="id_8875721_1903665_2_1">Peoria / W Beardsley Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PeoriaBeardsleyRdMember" xlink:to="exr_PeoriaBeardsleyRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PeoriaSeventyFifthAveMember" xlink:label="exr_PeoriaSeventyFifthAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PeoriaSeventyFifthAveMember_lbl" xml:lang="en-US" id="id_8875721_1831198_3_1">Peoria Seventy Fifth Ave AZ Member</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PeoriaSeventyFifthAveMember_lbl" xml:lang="en-US" id="id_8875721_1831198_1_1">Peoria Seventy Fifth Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PeoriaSeventyFifthAveMember_lbl" xml:lang="en-US" id="id_8875721_1831198_2_1">Peoria Seventy Fifth Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PeoriaSeventyFifthAveMember" xlink:to="exr_PeoriaSeventyFifthAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PercentageOfAllDistributionsToStockholdersWhichClassifiesAsReturnOfCapital" xlink:label="exr_PercentageOfAllDistributionsToStockholdersWhichClassifiesAsReturnOfCapital"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PercentageOfAllDistributionsToStockholdersWhichClassifiesAsReturnOfCapital_lbl" xml:lang="en-US" id="id_8875721_1774915_3_1">Represents the percentage of all distributions to stockholders which qualifies as a return of capital.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PercentageOfAllDistributionsToStockholdersWhichClassifiesAsReturnOfCapital_lbl" xml:lang="en-US" id="id_8875721_1774915_1_1">Percentage Of All Distributions To Stockholders Which Classifies As Return Of Capital</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PercentageOfAllDistributionsToStockholdersWhichClassifiesAsReturnOfCapital_lbl" xml:lang="en-US" id="id_8875721_1774915_2_1">Percentage of all distributions to stockholders which qualifies as a return of capital</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PercentageOfAllDistributionsToStockholdersWhichClassifiesAsReturnOfCapital" xlink:to="exr_PercentageOfAllDistributionsToStockholdersWhichClassifiesAsReturnOfCapital_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PercentageOfAnnualREITTaxableIncomeDistributableToStockholdersMinimum" xlink:label="exr_PercentageOfAnnualREITTaxableIncomeDistributableToStockholdersMinimum"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PercentageOfAnnualREITTaxableIncomeDistributableToStockholdersMinimum_lbl" xml:lang="en-US" id="id_8875721_1780504_3_1">Represents the minimum percentage of annual taxable income which must be distributed to stockholders in order to maintain its qualification as a REIT.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PercentageOfAnnualREITTaxableIncomeDistributableToStockholdersMinimum_lbl" xml:lang="en-US" id="id_8875721_1780504_1_1">Percentage Of Annual REIT Taxable Income Distributable To Stockholders Minimum</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PercentageOfAnnualREITTaxableIncomeDistributableToStockholdersMinimum_lbl" xml:lang="en-US" id="id_8875721_1780504_2_1">Minimum REIT taxable income that the company is required to distribute to its stockholders(as a percent)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PercentageOfAnnualREITTaxableIncomeDistributableToStockholdersMinimum" xlink:to="exr_PercentageOfAnnualREITTaxableIncomeDistributableToStockholdersMinimum_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PercentageOfInterestInRealEstateHeldByBuyerAsTenantInCommon" xlink:label="exr_PercentageOfInterestInRealEstateHeldByBuyerAsTenantInCommon"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PercentageOfInterestInRealEstateHeldByBuyerAsTenantInCommon_lbl" xml:lang="en-US" id="id_8875721_1756658_3_1">Represents the percentage of interest in parcel of land held by buyer as a tenant in common.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PercentageOfInterestInRealEstateHeldByBuyerAsTenantInCommon_lbl" xml:lang="en-US" id="id_8875721_1756658_1_1">Percentage Of Interest In Real Estate Held By Buyer As Tenant In Common</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PercentageOfInterestInRealEstateHeldByBuyerAsTenantInCommon_lbl" xml:lang="en-US" id="id_8875721_1756658_2_1">Percentage of interest in parcel of undeveloped land held by buyer as a tenant in common</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PercentageOfInterestInRealEstateHeldByBuyerAsTenantInCommon" xlink:to="exr_PercentageOfInterestInRealEstateHeldByBuyerAsTenantInCommon_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PercentageOfMatchingContributionMadeByCompanyForFirstThreePercentOfParticipantsCompensation" xlink:label="exr_PercentageOfMatchingContributionMadeByCompanyForFirstThreePercentOfParticipantsCompensation"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PercentageOfMatchingContributionMadeByCompanyForFirstThreePercentOfParticipantsCompensation_lbl" xml:lang="en-US" id="id_8875721_1752916_3_1">Represents the percentage of the company's matching contributions of first 3 percent of employee's compensation.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PercentageOfMatchingContributionMadeByCompanyForFirstThreePercentOfParticipantsCompensation_lbl" xml:lang="en-US" id="id_8875721_1752916_1_1">Percentage of Matching Contribution Made By Company For First Three Percent of Participants Compensation</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PercentageOfMatchingContributionMadeByCompanyForFirstThreePercentOfParticipantsCompensation_lbl" xml:lang="en-US" id="id_8875721_1752916_2_1">Percentage of company's matching contributions of first 3 percent of employee's compensation</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PercentageOfMatchingContributionMadeByCompanyForFirstThreePercentOfParticipantsCompensation" xlink:to="exr_PercentageOfMatchingContributionMadeByCompanyForFirstThreePercentOfParticipantsCompensation_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PercentageOfUnderwritingFee" xlink:label="exr_PercentageOfUnderwritingFee"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PercentageOfUnderwritingFee_lbl" xml:lang="en-US" id="id_8875721_1997031_3_1">Percentage of Underwriting Fee</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PercentageOfUnderwritingFee_lbl" xml:lang="en-US" id="id_8875721_1997031_1_1">Percentage of Underwriting Fee</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PercentageOfUnderwritingFee_lbl" xml:lang="en-US" id="id_8875721_1997031_2_1">Underwriting fee percentage</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PercentageOfUnderwritingFee" xlink:to="exr_PercentageOfUnderwritingFee_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PhiladelphiaRooseveltBlMember" xlink:label="exr_PhiladelphiaRooseveltBlMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PhiladelphiaRooseveltBlMember_lbl" xml:lang="en-US" id="id_8875721_1786601_3_1">Philadelphia Roosevelt Bl [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PhiladelphiaRooseveltBlMember_lbl" xml:lang="en-US" id="id_8875721_1786601_1_1">Philadelphia Roosevelt Bl [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PhiladelphiaRooseveltBlMember_lbl" xml:lang="en-US" id="id_8875721_1786601_2_1">Philadelphia / Roosevelt BI [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PhiladelphiaRooseveltBlMember" xlink:to="exr_PhiladelphiaRooseveltBlMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PhiladelphiaWayneAveMember" xlink:label="exr_PhiladelphiaWayneAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PhiladelphiaWayneAveMember_lbl" xml:lang="en-US" id="id_8875721_1804094_3_1">Philadelphia Wayne Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PhiladelphiaWayneAveMember_lbl" xml:lang="en-US" id="id_8875721_1804094_1_1">Philadelphia Wayne Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PhiladelphiaWayneAveMember_lbl" xml:lang="en-US" id="id_8875721_1804094_2_1">Philadelphia / Wayne Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PhiladelphiaWayneAveMember" xlink:to="exr_PhiladelphiaWayneAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PhoenixEastBellRdMember" xlink:label="exr_PhoenixEastBellRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PhoenixEastBellRdMember_lbl" xml:lang="en-US" id="id_8875721_1850103_3_1">Phoenix / East Bell Rd, AZ [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PhoenixEastBellRdMember_lbl" xml:lang="en-US" id="id_8875721_1850103_1_1">Phoenix / East Bell Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PhoenixEastBellRdMember_lbl" xml:lang="en-US" id="id_8875721_1850103_2_1">Phoenix / East Bell Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PhoenixEastBellRdMember" xlink:to="exr_PhoenixEastBellRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PhoenixGreenwayPkwyMember" xlink:label="exr_PhoenixGreenwayPkwyMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PhoenixGreenwayPkwyMember_lbl" xml:lang="en-US" id="id_8875721_1868220_3_1">Phoenix / E Greenway Pkwy, AZ [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PhoenixGreenwayPkwyMember_lbl" xml:lang="en-US" id="id_8875721_1868220_1_1">Phoenix / E Greenway Pkwy [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PhoenixGreenwayPkwyMember_lbl" xml:lang="en-US" id="id_8875721_1868220_2_1">Phoenix / E Greenway Pkwy [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PhoenixGreenwayPkwyMember" xlink:to="exr_PhoenixGreenwayPkwyMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PhoenixMissouriAveMember" xlink:label="exr_PhoenixMissouriAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PhoenixMissouriAveMember_lbl" xml:lang="en-US" id="id_8875721_2015782_3_1">Phoenix / Missouri Ave AZ [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PhoenixMissouriAveMember_lbl" xml:lang="en-US" id="id_8875721_2015782_1_1">Phoenix / Missouri Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PhoenixMissouriAveMember_lbl" xml:lang="en-US" id="id_8875721_2015782_2_1">Phoenix / Missouri Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PhoenixMissouriAveMember" xlink:to="exr_PhoenixMissouriAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PhoenixN32ndStMember" xlink:label="exr_PhoenixN32ndStMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PhoenixN32ndStMember_lbl" xml:lang="en-US" id="id_8875721_1813530_3_1">Phoenix / N 32nd St, AZ [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PhoenixN32ndStMember_lbl" xml:lang="en-US" id="id_8875721_1813530_1_1">Phoenix / N- 32nd St, [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PhoenixN32ndStMember_lbl" xml:lang="en-US" id="id_8875721_1813530_2_1">Phoenix / N- 32nd St [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PhoenixN32ndStMember" xlink:to="exr_PhoenixN32ndStMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PhoenixNCaveCreekRdMember" xlink:label="exr_PhoenixNCaveCreekRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PhoenixNCaveCreekRdMember_lbl" xml:lang="en-US" id="id_8875721_1795457_3_1">Phoenix N- Cave Creek Rd, AZ [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PhoenixNCaveCreekRdMember_lbl" xml:lang="en-US" id="id_8875721_1795457_1_1">Phoenix N- Cave Creek Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PhoenixNCaveCreekRdMember_lbl" xml:lang="en-US" id="id_8875721_1795457_2_1">Phoenix N- Cave Creek Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PhoenixNCaveCreekRdMember" xlink:to="exr_PhoenixNCaveCreekRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PhoenixWashingtonMember" xlink:label="exr_PhoenixWashingtonMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PhoenixWashingtonMember_lbl" xml:lang="en-US" id="id_8875721_2015786_3_1">Phoenix / Washington AZ [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PhoenixWashingtonMember_lbl" xml:lang="en-US" id="id_8875721_2015786_1_1">Phoenix / Washington [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PhoenixWashingtonMember_lbl" xml:lang="en-US" id="id_8875721_2015786_2_1">Phoenix / Washington [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PhoenixWashingtonMember" xlink:to="exr_PhoenixWashingtonMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PicoRiveraBeverlyBlvdMember" xlink:label="exr_PicoRiveraBeverlyBlvdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PicoRiveraBeverlyBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1841149_3_1">Pico Rivera Beverly Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PicoRiveraBeverlyBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1841149_1_1">Pico Rivera Beverly Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PicoRiveraBeverlyBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1841149_2_1">Pico Rivera / Beverly Blvd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PicoRiveraBeverlyBlvdMember" xlink:to="exr_PicoRiveraBeverlyBlvdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PicoRiveraSanGabrielRiverPkwyMember" xlink:label="exr_PicoRiveraSanGabrielRiverPkwyMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PicoRiveraSanGabrielRiverPkwyMember_lbl" xml:lang="en-US" id="id_8875721_1883508_3_1">Pico Rivera San Gabriel River Pkwy [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PicoRiveraSanGabrielRiverPkwyMember_lbl" xml:lang="en-US" id="id_8875721_1883508_1_1">Pico Rivera San Gabriel River Pkwy [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PicoRiveraSanGabrielRiverPkwyMember_lbl" xml:lang="en-US" id="id_8875721_1883508_2_1">Pico Rivera / San Gabriel River Pkwy [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PicoRiveraSanGabrielRiverPkwyMember" xlink:to="exr_PicoRiveraSanGabrielRiverPkwyMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PittsburghEEntryDrMember" xlink:label="exr_PittsburghEEntryDrMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PittsburghEEntryDrMember_lbl" xml:lang="en-US" id="id_8875721_1912106_3_1">Pittsburgh E Entry Dr [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PittsburghEEntryDrMember_lbl" xml:lang="en-US" id="id_8875721_1912106_1_1">Pittsburgh E Entry Dr [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PittsburghEEntryDrMember_lbl" xml:lang="en-US" id="id_8875721_1912106_2_1">Pittsburgh / E Entry Dr [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PittsburghEEntryDrMember" xlink:to="exr_PittsburghEEntryDrMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PittsburghLandingsDrMember" xlink:label="exr_PittsburghLandingsDrMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PittsburghLandingsDrMember_lbl" xml:lang="en-US" id="id_8875721_2015809_3_1">Pittsburgh Landings Dr [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PittsburghLandingsDrMember_lbl" xml:lang="en-US" id="id_8875721_2015809_1_1">Pittsburgh Landings Dr [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PittsburghLandingsDrMember_lbl" xml:lang="en-US" id="id_8875721_2015809_2_1">Pittsburgh Landings Dr [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PittsburghLandingsDrMember" xlink:to="exr_PittsburghLandingsDrMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PittsburghPennAveMember" xlink:label="exr_PittsburghPennAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PittsburghPennAveMember_lbl" xml:lang="en-US" id="id_8875721_2016014_3_1">Pittsburgh Penn Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PittsburghPennAveMember_lbl" xml:lang="en-US" id="id_8875721_2016014_1_1">Pittsburgh Penn Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PittsburghPennAveMember_lbl" xml:lang="en-US" id="id_8875721_2016014_2_1">Pittsburgh / Penn Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PittsburghPennAveMember" xlink:to="exr_PittsburghPennAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PlacentiaMember" xlink:label="exr_PlacentiaMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PlacentiaMember_lbl" xml:lang="en-US" id="id_8875721_1796014_3_1">Placentia [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PlacentiaMember_lbl" xml:lang="en-US" id="id_8875721_1796014_1_1">Placentia [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PlacentiaMember_lbl" xml:lang="en-US" id="id_8875721_1796014_2_1">Placentia [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PlacentiaMember" xlink:to="exr_PlacentiaMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PlainviewMember" xlink:label="exr_PlainviewMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PlainviewMember_lbl" xml:lang="en-US" id="id_8875721_1827558_3_1">Plainview [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PlainviewMember_lbl" xml:lang="en-US" id="id_8875721_1827558_1_1">Plainview [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PlainviewMember_lbl" xml:lang="en-US" id="id_8875721_1827558_2_1">Plainview, NY [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PlainviewMember" xlink:to="exr_PlainviewMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PlainvilleMember" xlink:label="exr_PlainvilleMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PlainvilleMember_lbl" xml:lang="en-US" id="id_8875721_1946793_3_1">Plainville [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PlainvilleMember_lbl" xml:lang="en-US" id="id_8875721_1946793_1_1">Plainville [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PlainvilleMember_lbl" xml:lang="en-US" id="id_8875721_1946793_2_1">Plainville [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PlainvilleMember" xlink:to="exr_PlainvilleMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PlanoFourteenthStreetMember" xlink:label="exr_PlanoFourteenthStreetMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PlanoFourteenthStreetMember_lbl" xml:lang="en-US" id="id_8875721_2015628_3_1">Plano Fourteenth Street [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PlanoFourteenthStreetMember_lbl" xml:lang="en-US" id="id_8875721_2015628_1_1">Plano Fourteenth Street [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PlanoFourteenthStreetMember_lbl" xml:lang="en-US" id="id_8875721_2015628_2_1">Plano Fourteenth Street [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PlanoFourteenthStreetMember" xlink:to="exr_PlanoFourteenthStreetMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PlanoKAveOneMember" xlink:label="exr_PlanoKAveOneMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PlanoKAveOneMember_lbl" xml:lang="en-US" id="id_8875721_2015626_3_1">Plano K Ave One [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PlanoKAveOneMember_lbl" xml:lang="en-US" id="id_8875721_2015626_1_1">Plano K Ave One [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PlanoKAveOneMember_lbl" xml:lang="en-US" id="id_8875721_2015626_2_1">Plano / K Ave 1 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PlanoKAveOneMember" xlink:to="exr_PlanoKAveOneMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PlanoKAveTwoMember" xlink:label="exr_PlanoKAveTwoMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PlanoKAveTwoMember_lbl" xml:lang="en-US" id="id_8875721_2016092_3_1">Plano K Ave Two [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PlanoKAveTwoMember_lbl" xml:lang="en-US" id="id_8875721_2016092_1_1">Plano K Ave Two [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PlanoKAveTwoMember_lbl" xml:lang="en-US" id="id_8875721_2016092_2_1">Plano / K Ave 2 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PlanoKAveTwoMember" xlink:to="exr_PlanoKAveTwoMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PlanoPlanoParkwayMember" xlink:label="exr_PlanoPlanoParkwayMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PlanoPlanoParkwayMember_lbl" xml:lang="en-US" id="id_8875721_1815966_3_1">Plano Plano Parkway [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PlanoPlanoParkwayMember_lbl" xml:lang="en-US" id="id_8875721_1815966_1_1">Plano Plano Parkway [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PlanoPlanoParkwayMember_lbl" xml:lang="en-US" id="id_8875721_1815966_2_1">Plano / Plano Parkway [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PlanoPlanoParkwayMember" xlink:to="exr_PlanoPlanoParkwayMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PlanoSpringCreekMember" xlink:label="exr_PlanoSpringCreekMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PlanoSpringCreekMember_lbl" xml:lang="en-US" id="id_8875721_1864928_3_1">Plano Spring Creek [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PlanoSpringCreekMember_lbl" xml:lang="en-US" id="id_8875721_1864928_1_1">Plano Spring Creek [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PlanoSpringCreekMember_lbl" xml:lang="en-US" id="id_8875721_1864928_2_1">Plano / Spring Creek [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PlanoSpringCreekMember" xlink:to="exr_PlanoSpringCreekMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PlanoWagnerWayMember" xlink:label="exr_PlanoWagnerWayMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PlanoWagnerWayMember_lbl" xml:lang="en-US" id="id_8875721_2016048_3_1">Plano Wagner Way [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PlanoWagnerWayMember_lbl" xml:lang="en-US" id="id_8875721_2016048_1_1">Plano Wagner Way [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PlanoWagnerWayMember_lbl" xml:lang="en-US" id="id_8875721_2016048_2_1">Plano / Wagner Way [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PlanoWagnerWayMember" xlink:to="exr_PlanoWagnerWayMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PlantationMember" xlink:label="exr_PlantationMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PlantationMember_lbl" xml:lang="en-US" id="id_8875721_1659287_3_1">Plantation [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PlantationMember_lbl" xml:lang="en-US" id="id_8875721_1659287_1_1">Plantation [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PlantationMember_lbl" xml:lang="en-US" id="id_8875721_1659287_2_1">Plantation [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PlantationMember" xlink:to="exr_PlantationMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PleasantonMember" xlink:label="exr_PleasantonMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PleasantonMember_lbl" xml:lang="en-US" id="id_8875721_1910211_3_1">Pleasanton [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PleasantonMember_lbl" xml:lang="en-US" id="id_8875721_1910211_1_1">Pleasanton [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PleasantonMember_lbl" xml:lang="en-US" id="id_8875721_1910211_2_1">Pleasanton [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PleasantonMember" xlink:to="exr_PleasantonMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PortCharlotteMember" xlink:label="exr_PortCharlotteMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PortCharlotteMember_lbl" xml:lang="en-US" id="id_8875721_1883401_3_1">Port Charlotte [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PortCharlotteMember_lbl" xml:lang="en-US" id="id_8875721_1883401_1_1">Port Charlotte [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PortCharlotteMember_lbl" xml:lang="en-US" id="id_8875721_1883401_2_1">Port Charlotte [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PortCharlotteMember" xlink:to="exr_PortCharlotteMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PortsmouthMember" xlink:label="exr_PortsmouthMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PortsmouthMember_lbl" xml:lang="en-US" id="id_8875721_1720396_3_1">Portsmouth [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PortsmouthMember_lbl" xml:lang="en-US" id="id_8875721_1720396_1_1">Portsmouth [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PortsmouthMember_lbl" xml:lang="en-US" id="id_8875721_1720396_2_1">Portsmouth [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PortsmouthMember" xlink:to="exr_PortsmouthMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PoughkeepsieMember" xlink:label="exr_PoughkeepsieMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PoughkeepsieMember_lbl" xml:lang="en-US" id="id_8875721_1808333_3_1">Poughkeepsie [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PoughkeepsieMember_lbl" xml:lang="en-US" id="id_8875721_1808333_1_1">Poughkeepsie [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PoughkeepsieMember_lbl" xml:lang="en-US" id="id_8875721_1808333_2_1">Poughkeepsie [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PoughkeepsieMember" xlink:to="exr_PoughkeepsieMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PowderSpringsMember" xlink:label="exr_PowderSpringsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PowderSpringsMember_lbl" xml:lang="en-US" id="id_8875721_1909612_3_1">Powder Springs [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PowderSpringsMember_lbl" xml:lang="en-US" id="id_8875721_1909612_1_1">Powder Springs [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PowderSpringsMember_lbl" xml:lang="en-US" id="id_8875721_1909612_2_1">Powder Springs [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PowderSpringsMember" xlink:to="exr_PowderSpringsMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PreferredOperatingPartnershipUnitsAmountToBeSettledInCashMinimum" xlink:label="exr_PreferredOperatingPartnershipUnitsAmountToBeSettledInCashMinimum"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PreferredOperatingPartnershipUnitsAmountToBeSettledInCashMinimum_lbl" xml:lang="en-US" id="id_8875721_1653150_3_1">Represents the minimum amount of convertible preferred operating partnership units which will be settled in cash upon conversion.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PreferredOperatingPartnershipUnitsAmountToBeSettledInCashMinimum_lbl" xml:lang="en-US" id="id_8875721_1653150_1_1">Preferred Operating Partnership Units Amount to be Settled in Cash Minimum</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PreferredOperatingPartnershipUnitsAmountToBeSettledInCashMinimum_lbl" xml:lang="en-US" id="id_8875721_1653150_2_1">Exchangeable preferred operating partnership units settled in cash, minimum</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PreferredOperatingPartnershipUnitsAmountToBeSettledInCashMinimum" xlink:to="exr_PreferredOperatingPartnershipUnitsAmountToBeSettledInCashMinimum_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PreferredOperatingPartnershipUnitsMember" xlink:label="exr_PreferredOperatingPartnershipUnitsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PreferredOperatingPartnershipUnitsMember_lbl" xml:lang="en-US" id="id_8875721_1766037_3_1">Preferred Operating Partnership Units [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PreferredOperatingPartnershipUnitsMember_lbl" xml:lang="en-US" id="id_8875721_1766037_1_1">Preferred Operating Partnership Units [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PreferredOperatingPartnershipUnitsMember_lbl" xml:lang="en-US" id="id_8875721_1766037_2_1">Preferred Operating Partnership Units [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PreferredOperatingPartnershipUnitsMember" xlink:to="exr_PreferredOperatingPartnershipUnitsMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PreferredSecuritiesMember" xlink:label="exr_PreferredSecuritiesMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PreferredSecuritiesMember_lbl" xml:lang="en-US" id="id_8875721_1756836_3_1">Preferred Securities [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PreferredSecuritiesMember_lbl" xml:lang="en-US" id="id_8875721_1756836_1_1">Preferred Securities [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PreferredSecuritiesMember_lbl" xml:lang="en-US" id="id_8875721_1756836_2_1">Preferred Securities [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PreferredSecuritiesMember" xlink:to="exr_PreferredSecuritiesMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PreferredStockParOrStatedValuePerShare" xlink:label="us-gaap_PreferredStockParOrStatedValuePerShare"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PreferredStockParOrStatedValuePerShare_lbl" xml:lang="en-US" id="id_8875721_1642594_1_1">Preferred Stock, Par or Stated Value Per Share</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PreferredStockParOrStatedValuePerShare_lbl" xml:lang="en-US" id="id_8875721_1642594_2_1">Preferred stock, par value</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockParOrStatedValuePerShare" xlink:to="us-gaap_PreferredStockParOrStatedValuePerShare_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PreferredStockSharesAuthorized" xlink:label="us-gaap_PreferredStockSharesAuthorized"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PreferredStockSharesAuthorized_lbl" xml:lang="en-US" id="id_8875721_1639289_1_1">Preferred Stock, Shares Authorized</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PreferredStockSharesAuthorized_lbl" xml:lang="en-US" id="id_8875721_1639289_2_1">Preferred stock, shares authorized</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockSharesAuthorized" xlink:to="us-gaap_PreferredStockSharesAuthorized_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PreferredStockSharesIssued" xlink:label="us-gaap_PreferredStockSharesIssued"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PreferredStockSharesIssued_lbl" xml:lang="en-US" id="id_8875721_1640465_1_1">Preferred Stock, Shares Issued</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PreferredStockSharesIssued_lbl" xml:lang="en-US" id="id_8875721_1640465_2_1">Preferred stock, shares issued</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockSharesIssued" xlink:to="us-gaap_PreferredStockSharesIssued_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PreferredStockSharesOutstanding" xlink:label="us-gaap_PreferredStockSharesOutstanding"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PreferredStockSharesOutstanding_lbl" xml:lang="en-US" id="id_8875721_1634872_1_1">Preferred Stock, Shares Outstanding</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PreferredStockSharesOutstanding_lbl" xml:lang="en-US" id="id_8875721_1634872_2_1">Preferred stock, shares outstanding</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockSharesOutstanding" xlink:to="us-gaap_PreferredStockSharesOutstanding_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PreferredStockValue" xlink:label="us-gaap_PreferredStockValue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PreferredStockValue_lbl" xml:lang="en-US" id="id_8875721_1647540_1_1">Preferred Stock, Value, Issued</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PreferredStockValue_lbl" xml:lang="en-US" id="id_8875721_1647540_2_1">Preferred stock, $0.01 par value, 50,000,000 shares authorized, no shares issued or outstanding</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredStockValue" xlink:to="us-gaap_PreferredStockValue_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PreferredUnitsByNameAxis" xlink:label="us-gaap_PreferredUnitsByNameAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PreferredUnitsByNameAxis_lbl" xml:lang="en-US" id="id_8875721_1634873_1_1">Preferred Units by Name [Axis]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PreferredUnitsByNameAxis_lbl" xml:lang="en-US" id="id_8875721_1634873_2_1">Preferred Units by Name [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredUnitsByNameAxis" xlink:to="us-gaap_PreferredUnitsByNameAxis_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PreferredUnitsClassDomain" xlink:label="us-gaap_PreferredUnitsClassDomain"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PreferredUnitsClassDomain_lbl" xml:lang="en-US" id="id_8875721_1639290_1_1">Preferred Units, Class [Domain]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PreferredUnitsClassDomain_lbl" xml:lang="en-US" id="id_8875721_1639290_2_1">Preferred Units, Class [Domain]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PreferredUnitsClassDomain" xlink:to="us-gaap_PreferredUnitsClassDomain_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PreferredUnitsIssuedAsPartOfAcquisition" xlink:label="exr_PreferredUnitsIssuedAsPartOfAcquisition"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PreferredUnitsIssuedAsPartOfAcquisition_lbl" xml:lang="en-US" id="id_8875721_1654801_3_1">The number of preferred units issued as part of an acquisition.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PreferredUnitsIssuedAsPartOfAcquisition_lbl" xml:lang="en-US" id="id_8875721_1654801_1_1">Preferred Units Issued as Part of Acquisition</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PreferredUnitsIssuedAsPartOfAcquisition_lbl" xml:lang="en-US" id="id_8875721_1654801_2_1">Preferred OP units issued as part of the acquisition (in shares)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="exr_PreferredUnitsIssuedAsPartOfAcquisition_lbl" xml:lang="en-US" id="id_8875721_1654801_12_1">Preferred units issued as part of acquisition (in units)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PreferredUnitsIssuedAsPartOfAcquisition" xlink:to="exr_PreferredUnitsIssuedAsPartOfAcquisition_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PreferredUnitsIssuedAsPartOfAcquisitionAmount" xlink:label="exr_PreferredUnitsIssuedAsPartOfAcquisitionAmount"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PreferredUnitsIssuedAsPartOfAcquisitionAmount_lbl" xml:lang="en-US" id="id_8875721_1673244_3_1">Represents the value of preferred units issued as part of an acquisition.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PreferredUnitsIssuedAsPartOfAcquisitionAmount_lbl" xml:lang="en-US" id="id_8875721_1673244_1_1">Preferred Units Issued as Part of Acquisition Amount</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PreferredUnitsIssuedAsPartOfAcquisitionAmount_lbl" xml:lang="en-US" id="id_8875721_1673244_2_1">Preferred units issued as part of acquisition</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PreferredUnitsIssuedAsPartOfAcquisitionAmount" xlink:to="exr_PreferredUnitsIssuedAsPartOfAcquisitionAmount_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PrepaidExpenseAndOtherAssets" xlink:label="us-gaap_PrepaidExpenseAndOtherAssets"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PrepaidExpenseAndOtherAssets_lbl" xml:lang="en-US" id="id_8875721_1650865_1_1">Prepaid Expense and Other Assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PrepaidExpenseAndOtherAssets_lbl" xml:lang="en-US" id="id_8875721_1650865_2_1">Prepaid expenses and deposits</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PrepaidExpenseAndOtherAssets" xlink:to="us-gaap_PrepaidExpenseAndOtherAssets_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PRISASelfStorageLLCMember" xlink:label="exr_PRISASelfStorageLLCMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PRISASelfStorageLLCMember_lbl" xml:lang="en-US" id="id_8875721_1766067_3_1">Prisa Self Storage LLC [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PRISASelfStorageLLCMember_lbl" xml:lang="en-US" id="id_8875721_1766067_1_1">Prisa Self Storage LLC [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PRISASelfStorageLLCMember_lbl" xml:lang="en-US" id="id_8875721_1766067_2_1">PRISA [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PRISASelfStorageLLCMember" xlink:to="exr_PRISASelfStorageLLCMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PrisaTwoSelfStorageLLCMember" xlink:label="exr_PrisaTwoSelfStorageLLCMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PrisaTwoSelfStorageLLCMember_lbl" xml:lang="en-US" id="id_8875721_1768773_3_1">Prisa Two Self Storage LLC [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PrisaTwoSelfStorageLLCMember_lbl" xml:lang="en-US" id="id_8875721_1768773_1_1">Prisa Two Self Storage LLC [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PrisaTwoSelfStorageLLCMember_lbl" xml:lang="en-US" id="id_8875721_1768773_2_1">PRISA II [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PrisaTwoSelfStorageLLCMember" xlink:to="exr_PrisaTwoSelfStorageLLCMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ProceedsAndExcessTaxBenefitFromSharebasedCompensation" xlink:label="us-gaap_ProceedsAndExcessTaxBenefitFromSharebasedCompensation"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProceedsAndExcessTaxBenefitFromSharebasedCompensation_lbl" xml:lang="en-US" id="id_8875721_1651506_1_1">Proceeds and Excess Tax Benefit from Share-based Compensation</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ProceedsAndExcessTaxBenefitFromSharebasedCompensation_lbl" xml:lang="en-US" id="id_8875721_1651506_2_1">Other assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsAndExcessTaxBenefitFromSharebasedCompensation" xlink:to="us-gaap_ProceedsAndExcessTaxBenefitFromSharebasedCompensation_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ProceedsFromIssuanceOfCommonStock" xlink:label="us-gaap_ProceedsFromIssuanceOfCommonStock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProceedsFromIssuanceOfCommonStock_lbl" xml:lang="en-US" id="id_8875721_1649597_1_1">Proceeds from Issuance of Common Stock</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/positiveLabel" xlink:label="us-gaap_ProceedsFromIssuanceOfCommonStock_lbl" xml:lang="en-US" id="id_8875721_1649597_32_1">Proceeds from the sale of common stock, net of offering costs</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ProceedsFromIssuanceOfCommonStock_lbl" xml:lang="en-US" id="id_8875721_1649597_2_1">Net proceeds from issuance of common stock</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ProceedsFromIssuanceOfCommonStock_lbl" xml:lang="en-US" id="id_8875721_1649597_12_1">Proceed from sale of share</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromIssuanceOfCommonStock" xlink:to="us-gaap_ProceedsFromIssuanceOfCommonStock_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ProceedsFromIssuanceOfSecurities" xlink:label="exr_ProceedsFromIssuanceOfSecurities"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ProceedsFromIssuanceOfSecurities_lbl" xml:lang="en-US" id="id_8875721_1747065_3_1">Represents the cash inflow from the issuance of securities.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ProceedsFromIssuanceOfSecurities_lbl" xml:lang="en-US" id="id_8875721_1747065_1_1">Proceeds From Issuance Of Securities</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ProceedsFromIssuanceOfSecurities_lbl" xml:lang="en-US" id="id_8875721_1747065_2_1">Proceeds from issuance of securities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ProceedsFromIssuanceOfSecurities" xlink:to="exr_ProceedsFromIssuanceOfSecurities_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ProceedsFromIssuanceOfUnsecuredDebt" xlink:label="us-gaap_ProceedsFromIssuanceOfUnsecuredDebt"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProceedsFromIssuanceOfUnsecuredDebt_lbl" xml:lang="en-US" id="id_8875721_1648093_1_1">Proceeds from Issuance of Unsecured Debt</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ProceedsFromIssuanceOfUnsecuredDebt_lbl" xml:lang="en-US" id="id_8875721_1648093_2_1">Net proceeds from the issuance of exchangeable senior notes</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromIssuanceOfUnsecuredDebt" xlink:to="us-gaap_ProceedsFromIssuanceOfUnsecuredDebt_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ProceedsFromNotesPayableAndLinesOfCredit" xlink:label="exr_ProceedsFromNotesPayableAndLinesOfCredit"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ProceedsFromNotesPayableAndLinesOfCredit_lbl" xml:lang="en-US" id="id_8875721_1683329_3_1">The cash inflow from a borrowing supported by a written promise and contractual arrangement with the lender, including letter of credit, standby letter of credit and revolving credit arrangements, under which borrowings can be made up to a specific amount at any point in time with either short term or long term maturity that is collateralized (backed by pledge, mortgage or other lien in the entity's assets).</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ProceedsFromNotesPayableAndLinesOfCredit_lbl" xml:lang="en-US" id="id_8875721_1683329_1_1">Proceeds From Notes Payable And Lines Of Credit</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ProceedsFromNotesPayableAndLinesOfCredit_lbl" xml:lang="en-US" id="id_8875721_1683329_2_1">Proceeds from notes payable and lines of credit</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ProceedsFromNotesPayableAndLinesOfCredit" xlink:to="exr_ProceedsFromNotesPayableAndLinesOfCredit_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ProceedsFromSaleOfRealEstate" xlink:label="us-gaap_ProceedsFromSaleOfRealEstate"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProceedsFromSaleOfRealEstate_lbl" xml:lang="en-US" id="id_8875721_1649831_1_1">Proceeds from Sale of Real Estate</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ProceedsFromSaleOfRealEstate_lbl" xml:lang="en-US" id="id_8875721_1649831_2_1">Proceeds from sale of real estate assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromSaleOfRealEstate" xlink:to="us-gaap_ProceedsFromSaleOfRealEstate_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ProceedsFromSaleOfRealEstateHeldforinvestment" xlink:label="us-gaap_ProceedsFromSaleOfRealEstateHeldforinvestment"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProceedsFromSaleOfRealEstateHeldforinvestment_lbl" xml:lang="en-US" id="id_8875721_1649973_1_1">Proceeds from Sale of Real Estate Held-for-investment</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ProceedsFromSaleOfRealEstateHeldforinvestment_lbl" xml:lang="en-US" id="id_8875721_1649973_2_1">Property sold</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromSaleOfRealEstateHeldforinvestment" xlink:to="us-gaap_ProceedsFromSaleOfRealEstateHeldforinvestment_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ProceedsFromStockOptionsExercised" xlink:label="us-gaap_ProceedsFromStockOptionsExercised"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProceedsFromStockOptionsExercised_lbl" xml:lang="en-US" id="id_8875721_1649976_1_1">Proceeds from Stock Options Exercised</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ProceedsFromStockOptionsExercised_lbl" xml:lang="en-US" id="id_8875721_1649976_2_1">Net proceeds from exercise of stock options</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProceedsFromStockOptionsExercised" xlink:to="us-gaap_ProceedsFromStockOptionsExercised_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ProfitLoss" xlink:label="us-gaap_ProfitLoss"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ProfitLoss_lbl" xml:lang="en-US" id="id_8875721_1645044_1_1">Net Income (Loss), Including Portion Attributable to Noncontrolling Interest</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ProfitLoss_lbl" xml:lang="en-US" id="id_8875721_1645044_2_1">Net income</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_ProfitLoss_lbl" xml:lang="en-US" id="id_8875721_1645044_6_1">Net income</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ProfitLoss_lbl" xml:lang="en-US" id="id_8875721_1645044_12_1">Net income (loss)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ProfitLoss" xlink:to="us-gaap_ProfitLoss_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PropertyAcquisitionAndDispositionsLineItems" xlink:label="exr_PropertyAcquisitionAndDispositionsLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PropertyAcquisitionAndDispositionsLineItems_lbl" xml:lang="en-US" id="id_8875721_1885362_3_1">Property Acquisition And Dispositions [Line Items]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PropertyAcquisitionAndDispositionsLineItems_lbl" xml:lang="en-US" id="id_8875721_1885362_1_1">Property Acquisition And Dispositions [Line Items]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PropertyAcquisitionAndDispositionsLineItems_lbl" xml:lang="en-US" id="id_8875721_1885362_2_1">Property Acquisition And Dispositions [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PropertyAcquisitionAndDispositionsLineItems" xlink:to="exr_PropertyAcquisitionAndDispositionsLineItems_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PropertyAcquisitionAndDispositionsTable" xlink:label="exr_PropertyAcquisitionAndDispositionsTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PropertyAcquisitionAndDispositionsTable_lbl" xml:lang="en-US" id="id_8875721_1905950_3_1">Property Acquisition And Dispositions [Table]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PropertyAcquisitionAndDispositionsTable_lbl" xml:lang="en-US" id="id_8875721_1905950_1_1">Property Acquisition And Dispositions [Table]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PropertyAcquisitionAndDispositionsTable_lbl" xml:lang="en-US" id="id_8875721_1905950_2_1">Property Acquisition And Dispositions [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PropertyAcquisitionAndDispositionsTable" xlink:to="exr_PropertyAcquisitionAndDispositionsTable_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PropertyCasualtyNetLoss" xlink:label="exr_PropertyCasualtyNetLoss"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PropertyCasualtyNetLoss_lbl" xml:lang="en-US" id="id_8875721_1791128_3_1">Loss from natural disasters and major man-made disasters, often insured by property and casualty insurers and reinsurers subject to deductibles and policy exclusions.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PropertyCasualtyNetLoss_lbl" xml:lang="en-US" id="id_8875721_1791128_1_1">Property Casualty Net Loss</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PropertyCasualtyNetLoss_lbl" xml:lang="en-US" id="id_8875721_1791128_2_1">Property casualty loss</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="exr_PropertyCasualtyNetLoss_lbl" xml:lang="en-US" id="id_8875721_1791128_14_1">Property casualty loss, net</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PropertyCasualtyNetLoss" xlink:to="exr_PropertyCasualtyNetLoss_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PropertyManagementAcquisitionAndDevelopmentMember" xlink:label="exr_PropertyManagementAcquisitionAndDevelopmentMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PropertyManagementAcquisitionAndDevelopmentMember_lbl" xml:lang="en-US" id="id_8875721_1762373_3_1">Property Management Acquisition And Development [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PropertyManagementAcquisitionAndDevelopmentMember_lbl" xml:lang="en-US" id="id_8875721_1762373_1_1">Property Management Acquisition And Development [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PropertyManagementAcquisitionAndDevelopmentMember_lbl" xml:lang="en-US" id="id_8875721_1762373_2_1">Property Management Acquisition and Development [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PropertyManagementAcquisitionAndDevelopmentMember" xlink:to="exr_PropertyManagementAcquisitionAndDevelopmentMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PropertyManagementFeePercentFee" xlink:label="us-gaap_PropertyManagementFeePercentFee"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PropertyManagementFeePercentFee_lbl" xml:lang="en-US" id="id_8875721_1643396_1_1">Property Management Fee, Percent Fee</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PropertyManagementFeePercentFee_lbl" xml:lang="en-US" id="id_8875721_1643396_2_1">Management fees as a percentage of cash collected from total revenues</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyManagementFeePercentFee" xlink:to="us-gaap_PropertyManagementFeePercentFee_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis" xlink:label="us-gaap_PropertyPlantAndEquipmentByTypeAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PropertyPlantAndEquipmentByTypeAxis_lbl" xml:lang="en-US" id="id_8875721_1634505_1_1">Property, Plant and Equipment, Type [Axis]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PropertyPlantAndEquipmentByTypeAxis_lbl" xml:lang="en-US" id="id_8875721_1634505_2_1">Property, Plant and Equipment, Type [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentByTypeAxis" xlink:to="us-gaap_PropertyPlantAndEquipmentByTypeAxis_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PropertyPlantAndEquipmentCapitalizedInterestCostsAbstract" xlink:label="exr_PropertyPlantAndEquipmentCapitalizedInterestCostsAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PropertyPlantAndEquipmentCapitalizedInterestCostsAbstract_lbl" xml:lang="en-US" id="id_8875721_1742800_3_1">Property Plant And Equipment Capitalized Interest Costs [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PropertyPlantAndEquipmentCapitalizedInterestCostsAbstract_lbl" xml:lang="en-US" id="id_8875721_1742800_1_1">Property Plant And Equipment Capitalized Interest Costs [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PropertyPlantAndEquipmentCapitalizedInterestCostsAbstract_lbl" xml:lang="en-US" id="id_8875721_1742800_2_1">Property Plant And Equipment Capitalized Interest Costs [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PropertyPlantAndEquipmentCapitalizedInterestCostsAbstract" xlink:to="exr_PropertyPlantAndEquipmentCapitalizedInterestCostsAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PropertyPlantAndEquipmentPolicyTextBlock" xlink:label="us-gaap_PropertyPlantAndEquipmentPolicyTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_lbl" xml:lang="en-US" id="id_8875721_1634506_1_1">Property, Plant and Equipment, Policy [Policy Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_lbl" xml:lang="en-US" id="id_8875721_1634506_2_1">Real Estate Assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentPolicyTextBlock" xlink:to="us-gaap_PropertyPlantAndEquipmentPolicyTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain" xlink:label="us-gaap_PropertyPlantAndEquipmentTypeDomain"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PropertyPlantAndEquipmentTypeDomain_lbl" xml:lang="en-US" id="id_8875721_1637279_1_1">Property, Plant and Equipment, Type [Domain]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PropertyPlantAndEquipmentTypeDomain_lbl" xml:lang="en-US" id="id_8875721_1637279_2_1">Property, Plant and Equipment, Type [Domain]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentTypeDomain" xlink:to="us-gaap_PropertyPlantAndEquipmentTypeDomain_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_PropertyPlantAndEquipmentUsefulLife" xlink:label="us-gaap_PropertyPlantAndEquipmentUsefulLife"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_PropertyPlantAndEquipmentUsefulLife_lbl" xml:lang="en-US" id="id_8875721_1634075_1_1">Property, Plant and Equipment, Useful Life</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_PropertyPlantAndEquipmentUsefulLife_lbl" xml:lang="en-US" id="id_8875721_1634075_2_1">Estimated useful life</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_PropertyPlantAndEquipmentUsefulLife" xlink:to="us-gaap_PropertyPlantAndEquipmentUsefulLife_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PropertyPlantAndEquipmentUsefulLifeAndValuesAbstract" xlink:label="exr_PropertyPlantAndEquipmentUsefulLifeAndValuesAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PropertyPlantAndEquipmentUsefulLifeAndValuesAbstract_lbl" xml:lang="en-US" id="id_8875721_1747820_3_1">Property Plant and Equipment Useful Life and Values [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PropertyPlantAndEquipmentUsefulLifeAndValuesAbstract_lbl" xml:lang="en-US" id="id_8875721_1747820_1_1">Property Plant and Equipment Useful Life and Values [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PropertyPlantAndEquipmentUsefulLifeAndValuesAbstract_lbl" xml:lang="en-US" id="id_8875721_1747820_2_1">Property Plant and Equipment Useful Life and Values [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PropertyPlantAndEquipmentUsefulLifeAndValuesAbstract" xlink:to="exr_PropertyPlantAndEquipmentUsefulLifeAndValuesAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PublicOfferingMember" xlink:label="exr_PublicOfferingMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PublicOfferingMember_lbl" xml:lang="en-US" id="id_8875721_1844143_3_1">Public Offering [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PublicOfferingMember_lbl" xml:lang="en-US" id="id_8875721_1844143_1_1">Public Offering [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PublicOfferingMember_lbl" xml:lang="en-US" id="id_8875721_1844143_2_1">Public Offering [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PublicOfferingMember" xlink:to="exr_PublicOfferingMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PurchaseOfLandPortionOfProperty" xlink:label="exr_PurchaseOfLandPortionOfProperty"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PurchaseOfLandPortionOfProperty_lbl" xml:lang="en-US" id="id_8875721_1750758_3_1">Represents the amount paid for the land portion of the property purchased.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PurchaseOfLandPortionOfProperty_lbl" xml:lang="en-US" id="id_8875721_1750758_1_1">Purchase of Land Portion of Property</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PurchaseOfLandPortionOfProperty_lbl" xml:lang="en-US" id="id_8875721_1750758_2_1">Amount paid for land portion of property acquired</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PurchaseOfLandPortionOfProperty" xlink:to="exr_PurchaseOfLandPortionOfProperty_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_PuyallupMember" xlink:label="exr_PuyallupMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_PuyallupMember_lbl" xml:lang="en-US" id="id_8875721_1852698_3_1">Puyallup [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_PuyallupMember_lbl" xml:lang="en-US" id="id_8875721_1852698_1_1">Puyallup [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_PuyallupMember_lbl" xml:lang="en-US" id="id_8875721_1852698_2_1">Puyallup [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_PuyallupMember" xlink:to="exr_PuyallupMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_QuarterlyFinancialDataAbstract" xlink:label="us-gaap_QuarterlyFinancialDataAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_QuarterlyFinancialDataAbstract_lbl" xml:lang="en-US" id="id_8875721_1640483_1_1">Quarterly Financial Data [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_QuarterlyFinancialDataAbstract_lbl" xml:lang="en-US" id="id_8875721_1640483_2_1">Quarterly Financial Data [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_QuarterlyFinancialDataAbstract" xlink:to="us-gaap_QuarterlyFinancialDataAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_QuarterlyFinancialInformationDisclosureAbstract" xlink:label="us-gaap_QuarterlyFinancialInformationDisclosureAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_QuarterlyFinancialInformationDisclosureAbstract_lbl" xml:lang="en-US" id="id_8875721_1642602_1_1">Quarterly Financial Information Disclosure [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_QuarterlyFinancialInformationDisclosureAbstract_lbl" xml:lang="en-US" id="id_8875721_1642602_2_1">Quarterly Financial Information Disclosure [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_QuarterlyFinancialInformationDisclosureAbstract" xlink:to="us-gaap_QuarterlyFinancialInformationDisclosureAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_QuarterlyFinancialInformationTextBlock" xlink:label="us-gaap_QuarterlyFinancialInformationTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_QuarterlyFinancialInformationTextBlock_lbl" xml:lang="en-US" id="id_8875721_1637710_1_1">Quarterly Financial Information [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_QuarterlyFinancialInformationTextBlock_lbl" xml:lang="en-US" id="id_8875721_1637710_2_1">Supplementary Quarterly Financial Data (Unaudited)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_QuarterlyFinancialInformationTextBlock" xlink:to="us-gaap_QuarterlyFinancialInformationTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_QuincyMember" xlink:label="exr_QuincyMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_QuincyMember_lbl" xml:lang="en-US" id="id_8875721_1738062_3_1">Quincy [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_QuincyMember_lbl" xml:lang="en-US" id="id_8875721_1738062_1_1">Quincy [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_QuincyMember_lbl" xml:lang="en-US" id="id_8875721_1738062_2_1">Quincy [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_QuincyMember" xlink:to="exr_QuincyMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_RaleighMember" xlink:label="exr_RaleighMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_RaleighMember_lbl" xml:lang="en-US" id="id_8875721_1915266_3_1">Raleigh [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_RaleighMember_lbl" xml:lang="en-US" id="id_8875721_1915266_1_1">Raleigh [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_RaleighMember_lbl" xml:lang="en-US" id="id_8875721_1915266_2_1">Raleigh [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_RaleighMember" xlink:to="exr_RaleighMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_RandallstownMember" xlink:label="exr_RandallstownMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_RandallstownMember_lbl" xml:lang="en-US" id="id_8875721_1797882_3_1">Randallstown [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_RandallstownMember_lbl" xml:lang="en-US" id="id_8875721_1797882_1_1">Randallstown [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_RandallstownMember_lbl" xml:lang="en-US" id="id_8875721_1797882_2_1">Randallstown [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_RandallstownMember" xlink:to="exr_RandallstownMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RangeAxis" xlink:label="us-gaap_RangeAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RangeAxis_lbl" xml:lang="en-US" id="id_8875721_1639304_1_1">Range [Axis]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RangeAxis_lbl" xml:lang="en-US" id="id_8875721_1639304_2_1">Range [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RangeAxis" xlink:to="us-gaap_RangeAxis_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RangeMember" xlink:label="us-gaap_RangeMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RangeMember_lbl" xml:lang="en-US" id="id_8875721_1634888_1_1">Range [Domain]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RangeMember_lbl" xml:lang="en-US" id="id_8875721_1634888_2_1">Range [Domain]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RangeMember" xlink:to="us-gaap_RangeMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_RaynhamMember" xlink:label="exr_RaynhamMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_RaynhamMember_lbl" xml:lang="en-US" id="id_8875721_1931753_3_1">Raynham [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_RaynhamMember_lbl" xml:lang="en-US" id="id_8875721_1931753_1_1">Raynham [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_RaynhamMember_lbl" xml:lang="en-US" id="id_8875721_1931753_2_1">Raynham [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_RaynhamMember" xlink:to="exr_RaynhamMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RealEstateAbstract" xlink:label="us-gaap_RealEstateAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RealEstateAbstract_lbl" xml:lang="en-US" id="id_8875721_1638128_1_1">Real Estate [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RealEstateAbstract_lbl" xml:lang="en-US" id="id_8875721_1638128_2_1">Real Estate [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RealEstateAbstract" xlink:to="us-gaap_RealEstateAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RealEstateAccumulatedDepreciation" xlink:label="us-gaap_RealEstateAccumulatedDepreciation"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RealEstateAccumulatedDepreciation_lbl" xml:lang="en-US" id="id_8875721_1645041_1_1">SEC Schedule III, Real Estate Accumulated Depreciation</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_RealEstateAccumulatedDepreciation_lbl" xml:lang="en-US" id="id_8875721_1645041_4_1">Balance at end of year</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_RealEstateAccumulatedDepreciation_lbl" xml:lang="en-US" id="id_8875721_1645041_5_1">Balance at beginning of year</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RealEstateAccumulatedDepreciation_lbl" xml:lang="en-US" id="id_8875721_1645041_2_1">Accumulated depreciation</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_RealEstateAccumulatedDepreciation_lbl" xml:lang="en-US" id="id_8875721_1645041_14_1">Less: accumulated depreciation and amortization</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RealEstateAccumulatedDepreciation" xlink:to="us-gaap_RealEstateAccumulatedDepreciation_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_RealEstateAccumulatedDepreciationRealEstateSoldAndOtherDeductions" xlink:label="exr_RealEstateAccumulatedDepreciationRealEstateSoldAndOtherDeductions"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_RealEstateAccumulatedDepreciationRealEstateSoldAndOtherDeductions_lbl" xml:lang="en-US" id="id_8875721_1724624_3_1">Real Estate Accumulated Depreciation Real Estate Sold And Other Deductions</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_RealEstateAccumulatedDepreciationRealEstateSoldAndOtherDeductions_lbl" xml:lang="en-US" id="id_8875721_1724624_1_1">Real Estate Accumulated Depreciation Real Estate Sold And Other Deductions</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="exr_RealEstateAccumulatedDepreciationRealEstateSoldAndOtherDeductions_lbl" xml:lang="en-US" id="id_8875721_1724624_14_1">Dispositions and other</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_RealEstateAccumulatedDepreciationRealEstateSoldAndOtherDeductions" xlink:to="exr_RealEstateAccumulatedDepreciationRealEstateSoldAndOtherDeductions_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_RealEstateAcquisitions" xlink:label="exr_RealEstateAcquisitions"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_RealEstateAcquisitions_lbl" xml:lang="en-US" id="id_8875721_1656275_3_1">Real Estate Acquisitions</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_RealEstateAcquisitions_lbl" xml:lang="en-US" id="id_8875721_1656275_1_1">Real Estate Acquisitions</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_RealEstateAcquisitions_lbl" xml:lang="en-US" id="id_8875721_1656275_2_1">Acquisitions</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_RealEstateAcquisitions" xlink:to="exr_RealEstateAcquisitions_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RealEstateAndAccumulatedDepreciationByPropertyTable" xlink:label="us-gaap_RealEstateAndAccumulatedDepreciationByPropertyTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RealEstateAndAccumulatedDepreciationByPropertyTable_lbl" xml:lang="en-US" id="id_8875721_1633278_1_1">SEC Schedule III, Real Estate and Accumulated Depreciation, by Property [Table]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RealEstateAndAccumulatedDepreciationByPropertyTable_lbl" xml:lang="en-US" id="id_8875721_1633278_2_1">SEC Schedule III, Real Estate and Accumulated Depreciation, by Property [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RealEstateAndAccumulatedDepreciationByPropertyTable" xlink:to="us-gaap_RealEstateAndAccumulatedDepreciationByPropertyTable_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RealEstateAndAccumulatedDepreciationCarryingAmountOfBuildingsAndImprovements" xlink:label="us-gaap_RealEstateAndAccumulatedDepreciationCarryingAmountOfBuildingsAndImprovements"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RealEstateAndAccumulatedDepreciationCarryingAmountOfBuildingsAndImprovements_lbl" xml:lang="en-US" id="id_8875721_1648335_1_1">SEC Schedule III, Real Estate and Accumulated Depreciation, Carrying Amount of Buildings and Improvements</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RealEstateAndAccumulatedDepreciationCarryingAmountOfBuildingsAndImprovements_lbl" xml:lang="en-US" id="id_8875721_1648335_2_1">Gross carrying amount - Building and improvements</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RealEstateAndAccumulatedDepreciationCarryingAmountOfBuildingsAndImprovements" xlink:to="us-gaap_RealEstateAndAccumulatedDepreciationCarryingAmountOfBuildingsAndImprovements_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RealEstateAndAccumulatedDepreciationCarryingAmountOfLand" xlink:label="us-gaap_RealEstateAndAccumulatedDepreciationCarryingAmountOfLand"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RealEstateAndAccumulatedDepreciationCarryingAmountOfLand_lbl" xml:lang="en-US" id="id_8875721_1649706_1_1">SEC Schedule III, Real Estate and Accumulated Depreciation, Carrying Amount of Land</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RealEstateAndAccumulatedDepreciationCarryingAmountOfLand_lbl" xml:lang="en-US" id="id_8875721_1649706_2_1">Gross carrying amount - Land</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RealEstateAndAccumulatedDepreciationCarryingAmountOfLand" xlink:to="us-gaap_RealEstateAndAccumulatedDepreciationCarryingAmountOfLand_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RealEstateAndAccumulatedDepreciationCostsCapitalizedSubsequentToAcquisitionCarryingCosts" xlink:label="us-gaap_RealEstateAndAccumulatedDepreciationCostsCapitalizedSubsequentToAcquisitionCarryingCosts"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RealEstateAndAccumulatedDepreciationCostsCapitalizedSubsequentToAcquisitionCarryingCosts_lbl" xml:lang="en-US" id="id_8875721_1651985_1_1">SEC Schedule III, Real Estate and Accumulated Depreciation, Costs Capitalized Subsequent to Acquisition, Carrying Costs</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RealEstateAndAccumulatedDepreciationCostsCapitalizedSubsequentToAcquisitionCarryingCosts_lbl" xml:lang="en-US" id="id_8875721_1651985_2_1">Adjustments and costs subsequent to acquisition</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RealEstateAndAccumulatedDepreciationCostsCapitalizedSubsequentToAcquisitionCarryingCosts" xlink:to="us-gaap_RealEstateAndAccumulatedDepreciationCostsCapitalizedSubsequentToAcquisitionCarryingCosts_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis" xlink:label="us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis_lbl" xml:lang="en-US" id="id_8875721_1642986_1_1">Name of Property [Axis]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis_lbl" xml:lang="en-US" id="id_8875721_1642986_2_1">Name of Property [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis" xlink:to="us-gaap_RealEstateAndAccumulatedDepreciationDescriptionOfPropertyAxis_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RealEstateAndAccumulatedDepreciationDisclosureAbstract" xlink:label="us-gaap_RealEstateAndAccumulatedDepreciationDisclosureAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RealEstateAndAccumulatedDepreciationDisclosureAbstract_lbl" xml:lang="en-US" id="id_8875721_1634517_1_1">SEC Schedule III, Real Estate and Accumulated Depreciation Disclosure [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RealEstateAndAccumulatedDepreciationDisclosureAbstract_lbl" xml:lang="en-US" id="id_8875721_1634517_2_1">SEC Schedule III, Real Estate and Accumulated Depreciation Disclosure [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RealEstateAndAccumulatedDepreciationDisclosureAbstract" xlink:to="us-gaap_RealEstateAndAccumulatedDepreciationDisclosureAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RealEstateAndAccumulatedDepreciationDisclosureTextBlock" xlink:label="us-gaap_RealEstateAndAccumulatedDepreciationDisclosureTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RealEstateAndAccumulatedDepreciationDisclosureTextBlock_lbl" xml:lang="en-US" id="id_8875721_1640475_1_1">SEC Schedule III, Real Estate and Accumulated Depreciation Disclosure [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RealEstateAndAccumulatedDepreciationDisclosureTextBlock_lbl" xml:lang="en-US" id="id_8875721_1640475_2_1">Schedule III - Real Estate and Accumulated Depreciation</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RealEstateAndAccumulatedDepreciationDisclosureTextBlock" xlink:to="us-gaap_RealEstateAndAccumulatedDepreciationDisclosureTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RealEstateAndAccumulatedDepreciationInitialCostOfBuildingsAndImprovements" xlink:label="us-gaap_RealEstateAndAccumulatedDepreciationInitialCostOfBuildingsAndImprovements"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RealEstateAndAccumulatedDepreciationInitialCostOfBuildingsAndImprovements_lbl" xml:lang="en-US" id="id_8875721_1650479_1_1">SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Buildings and Improvements</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RealEstateAndAccumulatedDepreciationInitialCostOfBuildingsAndImprovements_lbl" xml:lang="en-US" id="id_8875721_1650479_2_1">Building and improvements - initial cost</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RealEstateAndAccumulatedDepreciationInitialCostOfBuildingsAndImprovements" xlink:to="us-gaap_RealEstateAndAccumulatedDepreciationInitialCostOfBuildingsAndImprovements_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RealEstateAndAccumulatedDepreciationInitialCostOfLand" xlink:label="us-gaap_RealEstateAndAccumulatedDepreciationInitialCostOfLand"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RealEstateAndAccumulatedDepreciationInitialCostOfLand_lbl" xml:lang="en-US" id="id_8875721_1649707_1_1">SEC Schedule III, Real Estate and Accumulated Depreciation, Initial Cost of Land</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RealEstateAndAccumulatedDepreciationInitialCostOfLand_lbl" xml:lang="en-US" id="id_8875721_1649707_2_1">Land - initial cost</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RealEstateAndAccumulatedDepreciationInitialCostOfLand" xlink:to="us-gaap_RealEstateAndAccumulatedDepreciationInitialCostOfLand_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RealEstateAndAccumulatedDepreciationLineItems" xlink:label="us-gaap_RealEstateAndAccumulatedDepreciationLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RealEstateAndAccumulatedDepreciationLineItems_lbl" xml:lang="en-US" id="id_8875721_1632457_1_1">SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RealEstateAndAccumulatedDepreciationLineItems_lbl" xml:lang="en-US" id="id_8875721_1632457_2_1">SEC Schedule III, Real Estate and Accumulated Depreciation [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RealEstateAndAccumulatedDepreciationLineItems" xlink:to="us-gaap_RealEstateAndAccumulatedDepreciationLineItems_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain" xlink:label="us-gaap_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_lbl" xml:lang="en-US" id="id_8875721_1632881_1_1">Name of Property [Domain]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_lbl" xml:lang="en-US" id="id_8875721_1632881_2_1">Name of Property [Domain]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain" xlink:to="us-gaap_RealEstateAndAccumulatedDepreciationNameOfPropertyDomain_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_RealEstateConsolidatedJoinVenturesNumber" xlink:label="exr_RealEstateConsolidatedJoinVenturesNumber"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_RealEstateConsolidatedJoinVenturesNumber_lbl" xml:lang="en-US" id="id_8875721_1659115_3_1">Represents the number of consolidated joint ventures as of the balance sheet date.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_RealEstateConsolidatedJoinVenturesNumber_lbl" xml:lang="en-US" id="id_8875721_1659115_1_1">Real Estate Consolidated Join Ventures Number</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_RealEstateConsolidatedJoinVenturesNumber_lbl" xml:lang="en-US" id="id_8875721_1659115_2_1">Number of consolidated joint ventures</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_RealEstateConsolidatedJoinVenturesNumber" xlink:to="exr_RealEstateConsolidatedJoinVenturesNumber_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_RealEstateCostOfRealEstateSoldAndOtherDeductions" xlink:label="exr_RealEstateCostOfRealEstateSoldAndOtherDeductions"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_RealEstateCostOfRealEstateSoldAndOtherDeductions_lbl" xml:lang="en-US" id="id_8875721_1885422_3_1">Real estate cost of real estate sold and other deductions.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_RealEstateCostOfRealEstateSoldAndOtherDeductions_lbl" xml:lang="en-US" id="id_8875721_1885422_1_1">Real Estate Cost Of Real Estate Sold And Other Deductions</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="exr_RealEstateCostOfRealEstateSoldAndOtherDeductions_lbl" xml:lang="en-US" id="id_8875721_1885422_14_1">Dispositions and other</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_RealEstateCostOfRealEstateSoldAndOtherDeductions" xlink:to="exr_RealEstateCostOfRealEstateSoldAndOtherDeductions_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_RealEstateCurrentDevelopment" xlink:label="exr_RealEstateCurrentDevelopment"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_RealEstateCurrentDevelopment_lbl" xml:lang="en-US" id="id_8875721_1760495_3_1">Real Estate Current Development</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_RealEstateCurrentDevelopment_lbl" xml:lang="en-US" id="id_8875721_1760495_1_1">Real Estate Current Development</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_RealEstateCurrentDevelopment_lbl" xml:lang="en-US" id="id_8875721_1760495_2_1">Current development</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_RealEstateCurrentDevelopment" xlink:to="exr_RealEstateCurrentDevelopment_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RealEstateDisclosureTextBlock" xlink:label="us-gaap_RealEstateDisclosureTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RealEstateDisclosureTextBlock_lbl" xml:lang="en-US" id="id_8875721_1638518_1_1">Real Estate Disclosure [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RealEstateDisclosureTextBlock_lbl" xml:lang="en-US" id="id_8875721_1638518_2_1">Real Estate Assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RealEstateDisclosureTextBlock" xlink:to="us-gaap_RealEstateDisclosureTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RealEstateFederalIncomeTaxBasis" xlink:label="us-gaap_RealEstateFederalIncomeTaxBasis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RealEstateFederalIncomeTaxBasis_lbl" xml:lang="en-US" id="id_8875721_1650234_1_1">SEC Schedule III, Real Estate, Federal Income Tax Basis</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RealEstateFederalIncomeTaxBasis_lbl" xml:lang="en-US" id="id_8875721_1650234_2_1">Aggregate cost of real estate for U.S. federal income tax purposes</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RealEstateFederalIncomeTaxBasis" xlink:to="us-gaap_RealEstateFederalIncomeTaxBasis_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RealEstateGrossAtCarryingValue" xlink:label="us-gaap_RealEstateGrossAtCarryingValue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RealEstateGrossAtCarryingValue_lbl" xml:lang="en-US" id="id_8875721_1651633_1_1">SEC Schedule III, Real Estate, Gross</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_RealEstateGrossAtCarryingValue_lbl" xml:lang="en-US" id="id_8875721_1651633_4_1">Balance at end of year</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_RealEstateGrossAtCarryingValue_lbl" xml:lang="en-US" id="id_8875721_1651633_5_1">Balance at beginning of year</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RealEstateGrossAtCarryingValue_lbl" xml:lang="en-US" id="id_8875721_1651633_2_1">Gross carrying amount - Total</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_RealEstateGrossAtCarryingValue_lbl" xml:lang="en-US" id="id_8875721_1651633_12_1">Gross real estate assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RealEstateGrossAtCarryingValue" xlink:to="us-gaap_RealEstateGrossAtCarryingValue_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_RealEstateGrossIncludingConstructionInProgress" xlink:label="exr_RealEstateGrossIncludingConstructionInProgress"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_RealEstateGrossIncludingConstructionInProgress_lbl" xml:lang="en-US" id="id_8875721_2016004_3_1">Amount, before accumulated depreciation, of real estate investments for entities with a substantial portion of business acquiring and holding investment real estate, including Construction in progress.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_RealEstateGrossIncludingConstructionInProgress_lbl" xml:lang="en-US" id="id_8875721_2016004_1_1">Real Estate, Gross, Including Construction in progress</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_RealEstateGrossIncludingConstructionInProgress_lbl" xml:lang="en-US" id="id_8875721_2016004_2_1">Gross carrying amount including construction in progress</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_RealEstateGrossIncludingConstructionInProgress" xlink:to="exr_RealEstateGrossIncludingConstructionInProgress_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RealEstateHeldforsale" xlink:label="us-gaap_RealEstateHeldforsale"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RealEstateHeldforsale_lbl" xml:lang="en-US" id="id_8875721_1648978_1_1">Real Estate Held-for-sale</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RealEstateHeldforsale_lbl" xml:lang="en-US" id="id_8875721_1648978_2_1">Real estate assets held for sale included in net real estate assets</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RealEstateHeldforsale" xlink:to="us-gaap_RealEstateHeldforsale_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RealEstateImprovements" xlink:label="us-gaap_RealEstateImprovements"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RealEstateImprovements_lbl" xml:lang="en-US" id="id_8875721_1651383_1_1">SEC Schedule III, Real Estate, Improvements</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RealEstateImprovements_lbl" xml:lang="en-US" id="id_8875721_1651383_2_1">Improvements</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RealEstateImprovements" xlink:to="us-gaap_RealEstateImprovements_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RealEstateInvestmentPropertyNet" xlink:label="us-gaap_RealEstateInvestmentPropertyNet"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RealEstateInvestmentPropertyNet_lbl" xml:lang="en-US" id="id_8875721_1648218_1_1">Real Estate Investment Property, Net</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RealEstateInvestmentPropertyNet_lbl" xml:lang="en-US" id="id_8875721_1648218_2_1">Net real estate assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_RealEstateInvestmentPropertyNet_lbl" xml:lang="en-US" id="id_8875721_1648218_6_1">Net real estate assets</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_RealEstateInvestmentPropertyNet_lbl" xml:lang="en-US" id="id_8875721_1648218_12_1">Real estate assets, net</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RealEstateInvestmentPropertyNet" xlink:to="us-gaap_RealEstateInvestmentPropertyNet_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RealEstateInvestmentsUnconsolidatedRealEstateAndOtherJointVentures" xlink:label="us-gaap_RealEstateInvestmentsUnconsolidatedRealEstateAndOtherJointVentures"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RealEstateInvestmentsUnconsolidatedRealEstateAndOtherJointVentures_lbl" xml:lang="en-US" id="id_8875721_1649226_1_1">Real Estate Investments, Unconsolidated Real Estate and Other Joint Ventures</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/positiveLabel" xlink:label="us-gaap_RealEstateInvestmentsUnconsolidatedRealEstateAndOtherJointVentures_lbl" xml:lang="en-US" id="id_8875721_1649226_32_1">Investments in unconsolidated real estate ventures</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RealEstateInvestmentsUnconsolidatedRealEstateAndOtherJointVentures_lbl" xml:lang="en-US" id="id_8875721_1649226_2_1">Investment balance</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_RealEstateInvestmentsUnconsolidatedRealEstateAndOtherJointVentures_lbl" xml:lang="en-US" id="id_8875721_1649226_12_1">Investment in unconsolidated real estate ventures</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RealEstateInvestmentsUnconsolidatedRealEstateAndOtherJointVentures" xlink:to="us-gaap_RealEstateInvestmentsUnconsolidatedRealEstateAndOtherJointVentures_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RealEstateLoanMember" xlink:label="us-gaap_RealEstateLoanMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RealEstateLoanMember_lbl" xml:lang="en-US" id="id_8875721_1633279_1_1">Real Estate Loan [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RealEstateLoanMember_lbl" xml:lang="en-US" id="id_8875721_1633279_2_1">Real Estate Loan [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RealEstateLoanMember" xlink:to="us-gaap_RealEstateLoanMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RealEstateOwnedValuationAllowanceComponent" xlink:label="us-gaap_RealEstateOwnedValuationAllowanceComponent"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RealEstateOwnedValuationAllowanceComponent_lbl" xml:lang="en-US" id="id_8875721_1646103_1_1">Real Estate Owned, Valuation Allowance, Component</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RealEstateOwnedValuationAllowanceComponent_lbl" xml:lang="en-US" id="id_8875721_1646103_2_1">Valuation loss</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RealEstateOwnedValuationAllowanceComponent" xlink:to="us-gaap_RealEstateOwnedValuationAllowanceComponent_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_RealEstatePropertiesAcquisitionLineItems" xlink:label="exr_RealEstatePropertiesAcquisitionLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_RealEstatePropertiesAcquisitionLineItems_lbl" xml:lang="en-US" id="id_8875721_1675902_3_1">Real Estate Properties Acquisition [Line Items]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_RealEstatePropertiesAcquisitionLineItems_lbl" xml:lang="en-US" id="id_8875721_1675902_1_1">Real Estate Properties Acquisition [Line Items]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_RealEstatePropertiesAcquisitionLineItems_lbl" xml:lang="en-US" id="id_8875721_1675902_2_1">Property Acquisitions [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_RealEstatePropertiesAcquisitionLineItems" xlink:to="exr_RealEstatePropertiesAcquisitionLineItems_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RealEstatePropertiesAxis" xlink:label="us-gaap_RealEstatePropertiesAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RealEstatePropertiesAxis_lbl" xml:lang="en-US" id="id_8875721_1638133_1_1">Real Estate Property Ownership [Axis]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RealEstatePropertiesAxis_lbl" xml:lang="en-US" id="id_8875721_1638133_2_1">Real Estate Property Ownership [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RealEstatePropertiesAxis" xlink:to="us-gaap_RealEstatePropertiesAxis_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RealEstatePropertiesDomain" xlink:label="us-gaap_RealEstatePropertiesDomain"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RealEstatePropertiesDomain_lbl" xml:lang="en-US" id="id_8875721_1636910_1_1">Real Estate Properties [Domain]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RealEstatePropertiesDomain_lbl" xml:lang="en-US" id="id_8875721_1636910_2_1">Real Estate Properties [Domain]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RealEstatePropertiesDomain" xlink:to="us-gaap_RealEstatePropertiesDomain_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RealEstatePropertiesLineItems" xlink:label="us-gaap_RealEstatePropertiesLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RealEstatePropertiesLineItems_lbl" xml:lang="en-US" id="id_8875721_1637288_1_1">Real Estate Properties [Line Items]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RealEstatePropertiesLineItems_lbl" xml:lang="en-US" id="id_8875721_1637288_2_1">Real Estate Properties [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RealEstatePropertiesLineItems" xlink:to="us-gaap_RealEstatePropertiesLineItems_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_RealEstatePropertyAcquisitionAssetsAcquiredLiabilitiesAssumedNet" xlink:label="exr_RealEstatePropertyAcquisitionAssetsAcquiredLiabilitiesAssumedNet"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_RealEstatePropertyAcquisitionAssetsAcquiredLiabilitiesAssumedNet_lbl" xml:lang="en-US" id="id_8875721_1713391_3_1">The net value of assets transferred (liabilities assumed) in connection with the acquisition of real estate operating property.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_RealEstatePropertyAcquisitionAssetsAcquiredLiabilitiesAssumedNet_lbl" xml:lang="en-US" id="id_8875721_1713391_1_1">Real Estate Property Acquisition Assets Acquired Liabilities Assumed, Net</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="exr_RealEstatePropertyAcquisitionAssetsAcquiredLiabilitiesAssumedNet_lbl" xml:lang="en-US" id="id_8875721_1713391_14_1">Net Liabilities/ (Assets) Assumed</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_RealEstatePropertyAcquisitionAssetsAcquiredLiabilitiesAssumedNet" xlink:to="exr_RealEstatePropertyAcquisitionAssetsAcquiredLiabilitiesAssumedNet_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_RealEstatePropertyAcquisitionClosingCostsExpensed" xlink:label="exr_RealEstatePropertyAcquisitionClosingCostsExpensed"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_RealEstatePropertyAcquisitionClosingCostsExpensed_lbl" xml:lang="en-US" id="id_8875721_1706682_3_1">Represents closing costs expensed related to real estate property acquired.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_RealEstatePropertyAcquisitionClosingCostsExpensed_lbl" xml:lang="en-US" id="id_8875721_1706682_1_1">Real Estate Property Acquisition Closing Costs Expensed</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_RealEstatePropertyAcquisitionClosingCostsExpensed_lbl" xml:lang="en-US" id="id_8875721_1706682_2_1">Closing costs- expensed</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_RealEstatePropertyAcquisitionClosingCostsExpensed" xlink:to="exr_RealEstatePropertyAcquisitionClosingCostsExpensed_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_RealEstatePropertyAcquisitionNotesReceivableEliminatedDueToAcquisitionOfJointVenturePartnerInterest" xlink:label="exr_RealEstatePropertyAcquisitionNotesReceivableEliminatedDueToAcquisitionOfJointVenturePartnerInterest"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_RealEstatePropertyAcquisitionNotesReceivableEliminatedDueToAcquisitionOfJointVenturePartnerInterest_lbl" xml:lang="en-US" id="id_8875721_1721409_3_1">Represents the value of the notes receivable that was eliminated due to the acquisition of the joint venture partner interest.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_RealEstatePropertyAcquisitionNotesReceivableEliminatedDueToAcquisitionOfJointVenturePartnerInterest_lbl" xml:lang="en-US" id="id_8875721_1721409_1_1">Real Estate Property Acquisition Notes Receivable Eliminated Due To Acquisition Of Joint Venture Partner Interest</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_RealEstatePropertyAcquisitionNotesReceivableEliminatedDueToAcquisitionOfJointVenturePartnerInterest_lbl" xml:lang="en-US" id="id_8875721_1721409_2_1">Company held mortgage notes receivable eliminated as a result of the acquisition</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_RealEstatePropertyAcquisitionNotesReceivableEliminatedDueToAcquisitionOfJointVenturePartnerInterest" xlink:to="exr_RealEstatePropertyAcquisitionNotesReceivableEliminatedDueToAcquisitionOfJointVenturePartnerInterest_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_RealEstatePropertyAcquisitionPurchasePriceAllocationBuilding" xlink:label="exr_RealEstatePropertyAcquisitionPurchasePriceAllocationBuilding"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_RealEstatePropertyAcquisitionPurchasePriceAllocationBuilding_lbl" xml:lang="en-US" id="id_8875721_1676679_3_1">The amount of acquisition cost of a real estate property allocated to building.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_RealEstatePropertyAcquisitionPurchasePriceAllocationBuilding_lbl" xml:lang="en-US" id="id_8875721_1676679_1_1">Real Estate Property Acquisition Purchase Price Allocation Building</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_RealEstatePropertyAcquisitionPurchasePriceAllocationBuilding_lbl" xml:lang="en-US" id="id_8875721_1676679_2_1">Acquisition Date Fair Value, Building</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_RealEstatePropertyAcquisitionPurchasePriceAllocationBuilding" xlink:to="exr_RealEstatePropertyAcquisitionPurchasePriceAllocationBuilding_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_RealEstatePropertyAcquisitionPurchasePriceAllocationLand" xlink:label="exr_RealEstatePropertyAcquisitionPurchasePriceAllocationLand"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_RealEstatePropertyAcquisitionPurchasePriceAllocationLand_lbl" xml:lang="en-US" id="id_8875721_1758513_3_1">The amount of acquisition cost of a real estate property allocated to land.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_RealEstatePropertyAcquisitionPurchasePriceAllocationLand_lbl" xml:lang="en-US" id="id_8875721_1758513_1_1">Real Estate Property Acquisition Purchase Price Allocation Land</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_RealEstatePropertyAcquisitionPurchasePriceAllocationLand_lbl" xml:lang="en-US" id="id_8875721_1758513_2_1">Acquisition Date Fair Value, Land</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_RealEstatePropertyAcquisitionPurchasePriceAllocationLand" xlink:to="exr_RealEstatePropertyAcquisitionPurchasePriceAllocationLand_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RealEstateRevenueNet" xlink:label="us-gaap_RealEstateRevenueNet"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RealEstateRevenueNet_lbl" xml:lang="en-US" id="id_8875721_1646774_1_1">Real Estate Revenue, Net</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RealEstateRevenueNet_lbl" xml:lang="en-US" id="id_8875721_1646774_2_1">Revenues</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_RealEstateRevenueNet_lbl" xml:lang="en-US" id="id_8875721_1646774_6_1">Total revenues</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_RealEstateRevenueNet_lbl" xml:lang="en-US" id="id_8875721_1646774_12_1">Total revenues</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RealEstateRevenueNet" xlink:to="us-gaap_RealEstateRevenueNet_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_RealEstateSalesPolicyTextBlock" xlink:label="exr_RealEstateSalesPolicyTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_RealEstateSalesPolicyTextBlock_lbl" xml:lang="en-US" id="id_8875721_1835860_3_1">Real Estate Sales Policy [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_RealEstateSalesPolicyTextBlock_lbl" xml:lang="en-US" id="id_8875721_1835860_1_1">Real Estate Sales Policy [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_RealEstateSalesPolicyTextBlock_lbl" xml:lang="en-US" id="id_8875721_1835860_2_1">Real Estate Sales</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_RealEstateSalesPolicyTextBlock" xlink:to="exr_RealEstateSalesPolicyTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_RealEstateSelfStoragePropertiesGroundLeasesNumber" xlink:label="exr_RealEstateSelfStoragePropertiesGroundLeasesNumber"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_RealEstateSelfStoragePropertiesGroundLeasesNumber_lbl" xml:lang="en-US" id="id_8875721_1738874_3_1">Represents the number of self-storage properties that have ground leases as of the balance sheet date.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_RealEstateSelfStoragePropertiesGroundLeasesNumber_lbl" xml:lang="en-US" id="id_8875721_1738874_1_1">Real Estate Self Storage Properties Ground Leases Number</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_RealEstateSelfStoragePropertiesGroundLeasesNumber_lbl" xml:lang="en-US" id="id_8875721_1738874_2_1">Number of owned stores that have leases</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_RealEstateSelfStoragePropertiesGroundLeasesNumber" xlink:to="exr_RealEstateSelfStoragePropertiesGroundLeasesNumber_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_RealEstateTransfersNet" xlink:label="exr_RealEstateTransfersNet"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_RealEstateTransfersNet_lbl" xml:lang="en-US" id="id_8875721_1832801_3_1">Real Estate Transfers Net</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_RealEstateTransfersNet_lbl" xml:lang="en-US" id="id_8875721_1832801_1_1">Real Estate Transfers Net</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_RealEstateTransfersNet_lbl" xml:lang="en-US" id="id_8875721_1832801_2_1">Transfers from construction in progress</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_RealEstateTransfersNet" xlink:to="exr_RealEstateTransfersNet_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_RealEstateUnderDevelopmentMember" xlink:label="exr_RealEstateUnderDevelopmentMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_RealEstateUnderDevelopmentMember_lbl" xml:lang="en-US" id="id_8875721_1754384_3_1">Real Estate Under Development [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_RealEstateUnderDevelopmentMember_lbl" xml:lang="en-US" id="id_8875721_1754384_1_1">Real Estate Under Development [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_RealEstateUnderDevelopmentMember_lbl" xml:lang="en-US" id="id_8875721_1754384_2_1">Real Estate Under Development/Redevelopment [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_RealEstateUnderDevelopmentMember" xlink:to="exr_RealEstateUnderDevelopmentMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ReceivableEliminatedDueToAcquisitionOfJointVenturePartnerInterest" xlink:label="exr_ReceivableEliminatedDueToAcquisitionOfJointVenturePartnerInterest"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ReceivableEliminatedDueToAcquisitionOfJointVenturePartnerInterest_lbl" xml:lang="en-US" id="id_8875721_1756959_3_1">Represents the value of the notes receivable that was eliminated due to the acquisition of the joint venture partner interest.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ReceivableEliminatedDueToAcquisitionOfJointVenturePartnerInterest_lbl" xml:lang="en-US" id="id_8875721_1756959_1_1">Receivable Eliminated Due To Acquisition Of Joint Venture Partner Interest</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="exr_ReceivableEliminatedDueToAcquisitionOfJointVenturePartnerInterest_lbl" xml:lang="en-US" id="id_8875721_1756959_14_1">Receivables from related parties and affiliated real estate joint ventures</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ReceivableEliminatedDueToAcquisitionOfJointVenturePartnerInterest" xlink:to="exr_ReceivableEliminatedDueToAcquisitionOfJointVenturePartnerInterest_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ReceivableTypeDomain" xlink:label="us-gaap_ReceivableTypeDomain"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ReceivableTypeDomain_lbl" xml:lang="en-US" id="id_8875721_1636109_1_1">Receivable [Domain]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ReceivableTypeDomain_lbl" xml:lang="en-US" id="id_8875721_1636109_2_1">Receivable [Domain]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ReceivableTypeDomain" xlink:to="us-gaap_ReceivableTypeDomain_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ReconciliationOfCarryingAmountOfRealEstateInvestmentsRollForward" xlink:label="us-gaap_ReconciliationOfCarryingAmountOfRealEstateInvestmentsRollForward"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ReconciliationOfCarryingAmountOfRealEstateInvestmentsRollForward_lbl" xml:lang="en-US" id="id_8875721_1637713_1_1">SEC Schedule III, Reconciliation of Carrying Amount of Real Estate Investments [Roll Forward]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ReconciliationOfCarryingAmountOfRealEstateInvestmentsRollForward_lbl" xml:lang="en-US" id="id_8875721_1637713_2_1">Operating facilities</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_ReconciliationOfCarryingAmountOfRealEstateInvestmentsRollForward_lbl" xml:lang="en-US" id="id_8875721_1637713_12_1">Real estate under development/redevelopment:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ReconciliationOfCarryingAmountOfRealEstateInvestmentsRollForward" xlink:to="us-gaap_ReconciliationOfCarryingAmountOfRealEstateInvestmentsRollForward_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ReconciliationOfPurchasePriceAndAllocationToAcquiredAssetsAndLiabilitiesTableTextBlock" xlink:label="exr_ReconciliationOfPurchasePriceAndAllocationToAcquiredAssetsAndLiabilitiesTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ReconciliationOfPurchasePriceAndAllocationToAcquiredAssetsAndLiabilitiesTableTextBlock_lbl" xml:lang="en-US" id="id_8875721_1819159_3_1">Reconciliation Of Purchase Price And Allocation To Acquired Assets And Liabilities [Table Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ReconciliationOfPurchasePriceAndAllocationToAcquiredAssetsAndLiabilitiesTableTextBlock_lbl" xml:lang="en-US" id="id_8875721_1819159_1_1">Reconciliation Of Purchase Price And Allocation To Acquired Assets And Liabilities [Table Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ReconciliationOfPurchasePriceAndAllocationToAcquiredAssetsAndLiabilitiesTableTextBlock_lbl" xml:lang="en-US" id="id_8875721_1819159_2_1">Reconciles Purchase Price to Cash Paid</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ReconciliationOfPurchasePriceAndAllocationToAcquiredAssetsAndLiabilitiesTableTextBlock" xlink:to="exr_ReconciliationOfPurchasePriceAndAllocationToAcquiredAssetsAndLiabilitiesTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ReconciliationOfRealEstateAccumulatedDepreciationRollForward" xlink:label="us-gaap_ReconciliationOfRealEstateAccumulatedDepreciationRollForward"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ReconciliationOfRealEstateAccumulatedDepreciationRollForward_lbl" xml:lang="en-US" id="id_8875721_1642207_1_1">SEC Schedule III, Reconciliation of Real Estate Accumulated Depreciation [Roll Forward]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ReconciliationOfRealEstateAccumulatedDepreciationRollForward_lbl" xml:lang="en-US" id="id_8875721_1642207_2_1">Accumulated depreciation:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ReconciliationOfRealEstateAccumulatedDepreciationRollForward" xlink:to="us-gaap_ReconciliationOfRealEstateAccumulatedDepreciationRollForward_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_RecourseDebtPrincipalAmount" xlink:label="exr_RecourseDebtPrincipalAmount"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_RecourseDebtPrincipalAmount_lbl" xml:lang="en-US" id="id_8875721_1757889_3_1">Represents the principal amount of recourse debt due to guarantees at the balance sheet date.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_RecourseDebtPrincipalAmount_lbl" xml:lang="en-US" id="id_8875721_1757889_1_1">Recourse Debt Principal Amount</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_RecourseDebtPrincipalAmount_lbl" xml:lang="en-US" id="id_8875721_1757889_2_1">Notes payable subject to recourse</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_RecourseDebtPrincipalAmount" xlink:to="exr_RecourseDebtPrincipalAmount_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_RedemptionOfOperatingPartnershipUnitsForCommonStockIncludingAdditionalPaidInCapital" xlink:label="exr_RedemptionOfOperatingPartnershipUnitsForCommonStockIncludingAdditionalPaidInCapital"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_RedemptionOfOperatingPartnershipUnitsForCommonStockIncludingAdditionalPaidInCapital_lbl" xml:lang="en-US" id="id_8875721_1732456_3_1">Represents the value of Operating Partnership units redeemed for common stock including additional paid in capital.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_RedemptionOfOperatingPartnershipUnitsForCommonStockIncludingAdditionalPaidInCapital_lbl" xml:lang="en-US" id="id_8875721_1732456_1_1">Redemption Of Operating Partnership Units For Common Stock Including Additional Paid In Capital</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="exr_RedemptionOfOperatingPartnershipUnitsForCommonStockIncludingAdditionalPaidInCapital_lbl" xml:lang="en-US" id="id_8875721_1732456_14_1">Common stock and paid-in capital</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_RedemptionOfOperatingPartnershipUnitsForCommonStockIncludingAdditionalPaidInCapital" xlink:to="exr_RedemptionOfOperatingPartnershipUnitsForCommonStockIncludingAdditionalPaidInCapital_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_RedemptionOfOperatingPartnershipUnitsHeldByNoncontrollingInterestsForCommonStockAbstract" xlink:label="exr_RedemptionOfOperatingPartnershipUnitsHeldByNoncontrollingInterestsForCommonStockAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_RedemptionOfOperatingPartnershipUnitsHeldByNoncontrollingInterestsForCommonStockAbstract_lbl" xml:lang="en-US" id="id_8875721_1791348_3_1">Redemption Of Operating Partnership Units Held By Noncontrolling Interests For Common Stock [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_RedemptionOfOperatingPartnershipUnitsHeldByNoncontrollingInterestsForCommonStockAbstract_lbl" xml:lang="en-US" id="id_8875721_1791348_1_1">Redemption Of Operating Partnership Units Held By Noncontrolling Interests For Common Stock [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_RedemptionOfOperatingPartnershipUnitsHeldByNoncontrollingInterestsForCommonStockAbstract_lbl" xml:lang="en-US" id="id_8875721_1791348_2_1">Redemption of Operating Partnership units held by noncontrolling interests for common stock:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_RedemptionOfOperatingPartnershipUnitsHeldByNoncontrollingInterestsForCommonStockAbstract" xlink:to="exr_RedemptionOfOperatingPartnershipUnitsHeldByNoncontrollingInterestsForCommonStockAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_RedemptionPriceOfDebtAsPercentageOfPrincipalAmountAtRequestOfDebtHolders" xlink:label="exr_RedemptionPriceOfDebtAsPercentageOfPrincipalAmountAtRequestOfDebtHolders"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_RedemptionPriceOfDebtAsPercentageOfPrincipalAmountAtRequestOfDebtHolders_lbl" xml:lang="en-US" id="id_8875721_1704090_3_1">Represents the percentage of principal amount used in computation of the redemption price to be paid on conversion of convertible notes at the request of the debt holders and upon the occurrence of a designated event.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_RedemptionPriceOfDebtAsPercentageOfPrincipalAmountAtRequestOfDebtHolders_lbl" xml:lang="en-US" id="id_8875721_1704090_1_1">Redemption Price Of Debt As Percentage Of Principal Amount At Request Of Debt Holders</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_RedemptionPriceOfDebtAsPercentageOfPrincipalAmountAtRequestOfDebtHolders_lbl" xml:lang="en-US" id="id_8875721_1704090_2_1">Redemption price as percentage of principal amount of notes at request of debt holders and upon occurrence of designated event</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_RedemptionPriceOfDebtAsPercentageOfPrincipalAmountAtRequestOfDebtHolders" xlink:to="exr_RedemptionPriceOfDebtAsPercentageOfPrincipalAmountAtRequestOfDebtHolders_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ReinsuranceRecoverableForUnpaidClaimsAndClaimsAdjustments" xlink:label="us-gaap_ReinsuranceRecoverableForUnpaidClaimsAndClaimsAdjustments"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ReinsuranceRecoverableForUnpaidClaimsAndClaimsAdjustments_lbl" xml:lang="en-US" id="id_8875721_1651133_1_1">Reinsurance Recoverable for Unpaid Claims and Claims Adjustments</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ReinsuranceRecoverableForUnpaidClaimsAndClaimsAdjustments_lbl" xml:lang="en-US" id="id_8875721_1651133_2_1">Amounts recoverable under reinsurance arrangements</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ReinsuranceRecoverableForUnpaidClaimsAndClaimsAdjustments" xlink:to="us-gaap_ReinsuranceRecoverableForUnpaidClaimsAndClaimsAdjustments_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RelatedPartyDomain" xlink:label="us-gaap_RelatedPartyDomain"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RelatedPartyDomain_lbl" xml:lang="en-US" id="id_8875721_1634903_1_1">Related Party [Domain]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RelatedPartyDomain_lbl" xml:lang="en-US" id="id_8875721_1634903_2_1">Related Party [Domain]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RelatedPartyDomain" xlink:to="us-gaap_RelatedPartyDomain_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RelatedPartyTransactionAmountsOfTransaction" xlink:label="us-gaap_RelatedPartyTransactionAmountsOfTransaction"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RelatedPartyTransactionAmountsOfTransaction_lbl" xml:lang="en-US" id="id_8875721_1651880_1_1">Related Party Transaction, Amounts of Transaction</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RelatedPartyTransactionAmountsOfTransaction_lbl" xml:lang="en-US" id="id_8875721_1651880_2_1">Cash paid for related party transactions</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RelatedPartyTransactionAmountsOfTransaction" xlink:to="us-gaap_RelatedPartyTransactionAmountsOfTransaction_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_RelatedPartyTransactionDueFromToRelatedPartyLineItems" xlink:label="exr_RelatedPartyTransactionDueFromToRelatedPartyLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_RelatedPartyTransactionDueFromToRelatedPartyLineItems_lbl" xml:lang="en-US" id="id_8875721_1656509_3_1">Related Party Transaction Due From To Related Party [Line Items]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_RelatedPartyTransactionDueFromToRelatedPartyLineItems_lbl" xml:lang="en-US" id="id_8875721_1656509_1_1">Related Party Transaction Due From To Related Party [Line Items]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_RelatedPartyTransactionDueFromToRelatedPartyLineItems_lbl" xml:lang="en-US" id="id_8875721_1656509_2_1">Related Party Transaction Due From To Related Party [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_RelatedPartyTransactionDueFromToRelatedPartyLineItems" xlink:to="exr_RelatedPartyTransactionDueFromToRelatedPartyLineItems_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_RelatedPartyTransactionDueFromToRelatedPartyTable" xlink:label="exr_RelatedPartyTransactionDueFromToRelatedPartyTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_RelatedPartyTransactionDueFromToRelatedPartyTable_lbl" xml:lang="en-US" id="id_8875721_1777632_3_1">Related Party Transaction Due From To Related Party [Table]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_RelatedPartyTransactionDueFromToRelatedPartyTable_lbl" xml:lang="en-US" id="id_8875721_1777632_1_1">Related Party Transaction Due From To Related Party [Table]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_RelatedPartyTransactionDueFromToRelatedPartyTable_lbl" xml:lang="en-US" id="id_8875721_1777632_2_1">Related Party Transaction Due From To Related Party [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_RelatedPartyTransactionDueFromToRelatedPartyTable" xlink:to="exr_RelatedPartyTransactionDueFromToRelatedPartyTable_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RelatedPartyTransactionLineItems" xlink:label="us-gaap_RelatedPartyTransactionLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RelatedPartyTransactionLineItems_lbl" xml:lang="en-US" id="id_8875721_1641778_1_1">Related Party Transaction [Line Items]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RelatedPartyTransactionLineItems_lbl" xml:lang="en-US" id="id_8875721_1641778_2_1">Related Party Transaction [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RelatedPartyTransactionLineItems" xlink:to="us-gaap_RelatedPartyTransactionLineItems_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RelatedPartyTransactionsAbstract" xlink:label="us-gaap_RelatedPartyTransactionsAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RelatedPartyTransactionsAbstract_lbl" xml:lang="en-US" id="id_8875721_1640485_1_1">Related Party Transactions [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RelatedPartyTransactionsAbstract_lbl" xml:lang="en-US" id="id_8875721_1640485_2_1">Related Party Transactions [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RelatedPartyTransactionsAbstract" xlink:to="us-gaap_RelatedPartyTransactionsAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RelatedPartyTransactionsByRelatedPartyAxis" xlink:label="us-gaap_RelatedPartyTransactionsByRelatedPartyAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_lbl" xml:lang="en-US" id="id_8875721_1642993_1_1">Related Party [Axis]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_lbl" xml:lang="en-US" id="id_8875721_1642993_2_1">Related Party [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RelatedPartyTransactionsByRelatedPartyAxis" xlink:to="us-gaap_RelatedPartyTransactionsByRelatedPartyAxis_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RelatedPartyTransactionsDisclosureTextBlock" xlink:label="us-gaap_RelatedPartyTransactionsDisclosureTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RelatedPartyTransactionsDisclosureTextBlock_lbl" xml:lang="en-US" id="id_8875721_1644230_1_1">Related Party Transactions Disclosure [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RelatedPartyTransactionsDisclosureTextBlock_lbl" xml:lang="en-US" id="id_8875721_1644230_2_1">Related Party and Affiliated Real Estate Joint Venture Transactions</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RelatedPartyTransactionsDisclosureTextBlock" xlink:to="us-gaap_RelatedPartyTransactionsDisclosureTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_RentalOperationsMember" xlink:label="exr_RentalOperationsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_RentalOperationsMember_lbl" xml:lang="en-US" id="id_8875721_1660092_3_1">Rental Operations [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_RentalOperationsMember_lbl" xml:lang="en-US" id="id_8875721_1660092_1_1">Rental Operations [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_RentalOperationsMember_lbl" xml:lang="en-US" id="id_8875721_1660092_2_1">Rental Operations [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_RentalOperationsMember" xlink:to="exr_RentalOperationsMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_RentalRevenueMember" xlink:label="exr_RentalRevenueMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_RentalRevenueMember_lbl" xml:lang="en-US" id="id_8875721_1662040_3_1">Rental Revenue [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_RentalRevenueMember_lbl" xml:lang="en-US" id="id_8875721_1662040_1_1">Rental Revenue [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_RentalRevenueMember_lbl" xml:lang="en-US" id="id_8875721_1662040_2_1">Rental Revenue [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_RentalRevenueMember" xlink:to="exr_RentalRevenueMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RepaymentsOfDebt" xlink:label="us-gaap_RepaymentsOfDebt"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RepaymentsOfDebt_lbl" xml:lang="en-US" id="id_8875721_1644947_1_1">Repayments of Debt</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_RepaymentsOfDebt_lbl" xml:lang="en-US" id="id_8875721_1644947_14_1">Principal payments on notes payable and lines of credit</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RepaymentsOfDebt" xlink:to="us-gaap_RepaymentsOfDebt_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_RepaymentsOfDebtInstruments" xlink:label="exr_RepaymentsOfDebtInstruments"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_RepaymentsOfDebtInstruments_lbl" xml:lang="en-US" id="id_8875721_1996220_3_1">The cash outflow to repay fair value of debt instruments.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_RepaymentsOfDebtInstruments_lbl" xml:lang="en-US" id="id_8875721_1996220_1_1">Repayments of Debt Instruments</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_RepaymentsOfDebtInstruments_lbl" xml:lang="en-US" id="id_8875721_1996220_2_1">Repurchase of exchangeable senior notes</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_RepaymentsOfDebtInstruments" xlink:to="exr_RepaymentsOfDebtInstruments_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RepurchaseAgreementCounterpartyNameDomain" xlink:label="us-gaap_RepurchaseAgreementCounterpartyNameDomain"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RepurchaseAgreementCounterpartyNameDomain_lbl" xml:lang="en-US" id="id_8875721_1636539_1_1">Counterparty Name [Domain]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RepurchaseAgreementCounterpartyNameDomain_lbl" xml:lang="en-US" id="id_8875721_1636539_2_1">Counterparty Name [Domain]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RepurchaseAgreementCounterpartyNameDomain" xlink:to="us-gaap_RepurchaseAgreementCounterpartyNameDomain_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RestrictedCashAndCashEquivalents" xlink:label="us-gaap_RestrictedCashAndCashEquivalents"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RestrictedCashAndCashEquivalents_lbl" xml:lang="en-US" id="id_8875721_1649369_1_1">Restricted Cash and Cash Equivalents</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RestrictedCashAndCashEquivalents_lbl" xml:lang="en-US" id="id_8875721_1649369_2_1">Restricted cash</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RestrictedCashAndCashEquivalents" xlink:to="us-gaap_RestrictedCashAndCashEquivalents_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RestrictedStockMember" xlink:label="us-gaap_RestrictedStockMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RestrictedStockMember_lbl" xml:lang="en-US" id="id_8875721_1632468_1_1">Restricted Stock [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RestrictedStockMember_lbl" xml:lang="en-US" id="id_8875721_1632468_2_1">Restricted Stock [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RestrictedStockMember" xlink:to="us-gaap_RestrictedStockMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RetainedEarningsAccumulatedDeficit" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit_lbl" xml:lang="en-US" id="id_8875721_1646649_1_1">Retained Earnings (Accumulated Deficit)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RetainedEarningsAccumulatedDeficit_lbl" xml:lang="en-US" id="id_8875721_1646649_2_1">Accumulated deficit</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RetainedEarningsAccumulatedDeficit" xlink:to="us-gaap_RetainedEarningsAccumulatedDeficit_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RetainedEarningsMember" xlink:label="us-gaap_RetainedEarningsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RetainedEarningsMember_lbl" xml:lang="en-US" id="id_8875721_1633302_1_1">Retained Earnings [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RetainedEarningsMember_lbl" xml:lang="en-US" id="id_8875721_1633302_2_1">Accumulated Deficit [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RetainedEarningsMember" xlink:to="us-gaap_RetainedEarningsMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ReturnOfInvestmentRealEstateVentures" xlink:label="exr_ReturnOfInvestmentRealEstateVentures"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ReturnOfInvestmentRealEstateVentures_lbl" xml:lang="en-US" id="id_8875721_1821110_3_1">Distributions that represent a return of original investment from real estate ventures.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ReturnOfInvestmentRealEstateVentures_lbl" xml:lang="en-US" id="id_8875721_1821110_1_1">Return Of Investment Real Estate Ventures</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ReturnOfInvestmentRealEstateVentures_lbl" xml:lang="en-US" id="id_8875721_1821110_2_1">Return of investment in unconsolidated real estate ventures</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ReturnOfInvestmentRealEstateVentures" xlink:to="exr_ReturnOfInvestmentRealEstateVentures_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_RevenueAndExpenseRecognitionPolicyTextBlock" xlink:label="exr_RevenueAndExpenseRecognitionPolicyTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_RevenueAndExpenseRecognitionPolicyTextBlock_lbl" xml:lang="en-US" id="id_8875721_1902726_3_1">Revenue And Expense Recognition Policy [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_RevenueAndExpenseRecognitionPolicyTextBlock_lbl" xml:lang="en-US" id="id_8875721_1902726_1_1">Revenue And Expense Recognition Policy [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_RevenueAndExpenseRecognitionPolicyTextBlock_lbl" xml:lang="en-US" id="id_8875721_1902726_2_1">Revenue and Expense Recognition</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_RevenueAndExpenseRecognitionPolicyTextBlock" xlink:to="exr_RevenueAndExpenseRecognitionPolicyTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_RevenuesAbstract" xlink:label="us-gaap_RevenuesAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_RevenuesAbstract_lbl" xml:lang="en-US" id="id_8875721_1637017_1_1">Revenues [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_RevenuesAbstract_lbl" xml:lang="en-US" id="id_8875721_1637017_2_1">Revenues:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_RevenuesAbstract" xlink:to="us-gaap_RevenuesAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_RevereMember" xlink:label="exr_RevereMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_RevereMember_lbl" xml:lang="en-US" id="id_8875721_1726833_3_1">Revere [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_RevereMember_lbl" xml:lang="en-US" id="id_8875721_1726833_1_1">Revere [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_RevereMember_lbl" xml:lang="en-US" id="id_8875721_1726833_2_1">Revere [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_RevereMember" xlink:to="exr_RevereMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/stpr/2011/stpr-2011-01-31.xsd#stpr_RI" xlink:label="stpr_RI"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="stpr_RI_lbl" xml:lang="en-US" id="id_8875721_1641375_1_1">RHODE ISLAND</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="stpr_RI_lbl" xml:lang="en-US" id="id_8875721_1641375_2_1">RHODE ISLAND</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="stpr_RI" xlink:to="stpr_RI_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_RichmondBroadMember" xlink:label="exr_RichmondBroadMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_RichmondBroadMember_lbl" xml:lang="en-US" id="id_8875721_1771810_3_1">Richmond W Broad S [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_RichmondBroadMember_lbl" xml:lang="en-US" id="id_8875721_1771810_1_1">Richmond W Broad S [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_RichmondBroadMember_lbl" xml:lang="en-US" id="id_8875721_1771810_2_1">Richmond / W Broad St [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_RichmondBroadMember" xlink:to="exr_RichmondBroadMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_RichmondHullStMember" xlink:label="exr_RichmondHullStMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_RichmondHullStMember_lbl" xml:lang="en-US" id="id_8875721_1957844_3_1">Richmond / Hull St, VA [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_RichmondHullStMember_lbl" xml:lang="en-US" id="id_8875721_1957844_1_1">Richmond Hull St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_RichmondHullStMember_lbl" xml:lang="en-US" id="id_8875721_1957844_2_1">Richmond / Hull St [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_RichmondHullStMember" xlink:to="exr_RichmondHullStMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_RichmondLaburnumAveMember" xlink:label="exr_RichmondLaburnumAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_RichmondLaburnumAveMember_lbl" xml:lang="en-US" id="id_8875721_1895905_3_1">Richmond Laburnum Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_RichmondLaburnumAveMember_lbl" xml:lang="en-US" id="id_8875721_1895905_1_1">Richmond Laburnum Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_RichmondLaburnumAveMember_lbl" xml:lang="en-US" id="id_8875721_1895905_2_1">Richmond / Laburnum Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_RichmondLaburnumAveMember" xlink:to="exr_RichmondLaburnumAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_RichmondLakesideDrMember" xlink:label="exr_RichmondLakesideDrMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_RichmondLakesideDrMember_lbl" xml:lang="en-US" id="id_8875721_1780993_3_1">Richmond Lakeside Dr [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_RichmondLakesideDrMember_lbl" xml:lang="en-US" id="id_8875721_1780993_1_1">Richmond Lakeside Dr [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_RichmondLakesideDrMember_lbl" xml:lang="en-US" id="id_8875721_1780993_2_1">Richmond / Lakeside Dr [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_RichmondLakesideDrMember" xlink:to="exr_RichmondLakesideDrMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_RichmondMeekerAveMember" xlink:label="exr_RichmondMeekerAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_RichmondMeekerAveMember_lbl" xml:lang="en-US" id="id_8875721_1787963_3_1">Richmond / Meeker Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_RichmondMeekerAveMember_lbl" xml:lang="en-US" id="id_8875721_1787963_1_1">Richmond / Meeker Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_RichmondMeekerAveMember_lbl" xml:lang="en-US" id="id_8875721_1787963_2_1">Richmond / Meeker Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_RichmondMeekerAveMember" xlink:to="exr_RichmondMeekerAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_RichmondMember" xlink:label="exr_RichmondMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_RichmondMember_lbl" xml:lang="en-US" id="id_8875721_1880508_3_1">Richmond [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_RichmondMember_lbl" xml:lang="en-US" id="id_8875721_1880508_1_1">Richmond [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_RichmondMember_lbl" xml:lang="en-US" id="id_8875721_1880508_2_1">Richmond [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_RichmondMember" xlink:to="exr_RichmondMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_RichmondMidlothianTurnpikeMember" xlink:label="exr_RichmondMidlothianTurnpikeMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_RichmondMidlothianTurnpikeMember_lbl" xml:lang="en-US" id="id_8875721_1819144_3_1">Richmond Midlothian Turnpike [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_RichmondMidlothianTurnpikeMember_lbl" xml:lang="en-US" id="id_8875721_1819144_1_1">Richmond Midlothian Turnpike [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_RichmondMidlothianTurnpikeMember_lbl" xml:lang="en-US" id="id_8875721_1819144_2_1">Richmond / Midlothian Turnpike [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_RichmondMidlothianTurnpikeMember" xlink:to="exr_RichmondMidlothianTurnpikeMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_RichmondOldStaplesMillRdMember" xlink:label="exr_RichmondOldStaplesMillRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_RichmondOldStaplesMillRdMember_lbl" xml:lang="en-US" id="id_8875721_1808645_3_1">Richmond Old Staples Mill Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_RichmondOldStaplesMillRdMember_lbl" xml:lang="en-US" id="id_8875721_1808645_1_1">Richmond Old Staples Mill Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_RichmondOldStaplesMillRdMember_lbl" xml:lang="en-US" id="id_8875721_1808645_2_1">Richmond / Old Staples Mill Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_RichmondOldStaplesMillRdMember" xlink:to="exr_RichmondOldStaplesMillRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_RidgelandMember" xlink:label="exr_RidgelandMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_RidgelandMember_lbl" xml:lang="en-US" id="id_8875721_1775903_3_1">Ridgeland [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_RidgelandMember_lbl" xml:lang="en-US" id="id_8875721_1775903_1_1">Ridgeland [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_RidgelandMember_lbl" xml:lang="en-US" id="id_8875721_1775903_2_1">Ridgeland [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_RidgelandMember" xlink:to="exr_RidgelandMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_RidgeMember" xlink:label="exr_RidgeMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_RidgeMember_lbl" xml:lang="en-US" id="id_8875721_1765713_3_1">Ridge [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_RidgeMember_lbl" xml:lang="en-US" id="id_8875721_1765713_1_1">Ridge [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_RidgeMember_lbl" xml:lang="en-US" id="id_8875721_1765713_2_1">Ridge [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_RidgeMember" xlink:to="exr_RidgeMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_RiskManagementActivitiesPolicyTextBlock" xlink:label="exr_RiskManagementActivitiesPolicyTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_RiskManagementActivitiesPolicyTextBlock_lbl" xml:lang="en-US" id="id_8875721_1793153_3_1">Risk Management Activities Policy [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_RiskManagementActivitiesPolicyTextBlock_lbl" xml:lang="en-US" id="id_8875721_1793153_1_1">Risk Management Activities Policy [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_RiskManagementActivitiesPolicyTextBlock_lbl" xml:lang="en-US" id="id_8875721_1793153_2_1">Risk Management and Use of Financial Instruments</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_RiskManagementActivitiesPolicyTextBlock" xlink:to="exr_RiskManagementActivitiesPolicyTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_RiverdaleMember" xlink:label="exr_RiverdaleMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_RiverdaleMember_lbl" xml:lang="en-US" id="id_8875721_1880636_3_1">Riverdale [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_RiverdaleMember_lbl" xml:lang="en-US" id="id_8875721_1880636_1_1">Riverdale [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_RiverdaleMember_lbl" xml:lang="en-US" id="id_8875721_1880636_2_1">Riverdale [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_RiverdaleMember" xlink:to="exr_RiverdaleMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_RiversideMember" xlink:label="exr_RiversideMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_RiversideMember_lbl" xml:lang="en-US" id="id_8875721_1856621_3_1">Riverside [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_RiversideMember_lbl" xml:lang="en-US" id="id_8875721_1856621_1_1">Riverside [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_RiversideMember_lbl" xml:lang="en-US" id="id_8875721_1856621_2_1">Riverside [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_RiversideMember" xlink:to="exr_RiversideMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_RiverviewMember" xlink:label="exr_RiverviewMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_RiverviewMember_lbl" xml:lang="en-US" id="id_8875721_1833430_3_1">Riverview [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_RiverviewMember_lbl" xml:lang="en-US" id="id_8875721_1833430_1_1">Riverview [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_RiverviewMember_lbl" xml:lang="en-US" id="id_8875721_1833430_2_1">Riverview [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_RiverviewMember" xlink:to="exr_RiverviewMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_RocklinMember" xlink:label="exr_RocklinMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_RocklinMember_lbl" xml:lang="en-US" id="id_8875721_1825793_3_1">Rocklin [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_RocklinMember_lbl" xml:lang="en-US" id="id_8875721_1825793_1_1">Rocklin [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_RocklinMember_lbl" xml:lang="en-US" id="id_8875721_1825793_2_1">Rocklin [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_RocklinMember" xlink:to="exr_RocklinMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_RockvilleMember" xlink:label="exr_RockvilleMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_RockvilleMember_lbl" xml:lang="en-US" id="id_8875721_1976515_3_1">Rockville [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_RockvilleMember_lbl" xml:lang="en-US" id="id_8875721_1976515_1_1">Rockville [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_RockvilleMember_lbl" xml:lang="en-US" id="id_8875721_1976515_2_1">Rockville [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_RockvilleMember" xlink:to="exr_RockvilleMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_RohnertParkMember" xlink:label="exr_RohnertParkMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_RohnertParkMember_lbl" xml:lang="en-US" id="id_8875721_1787868_3_1">Rohnert Park [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_RohnertParkMember_lbl" xml:lang="en-US" id="id_8875721_1787868_1_1">Rohnert Park [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_RohnertParkMember_lbl" xml:lang="en-US" id="id_8875721_1787868_2_1">Rohnert Park [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_RohnertParkMember" xlink:to="exr_RohnertParkMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_RowlettMember" xlink:label="exr_RowlettMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_RowlettMember_lbl" xml:lang="en-US" id="id_8875721_1949882_3_1">Rowlett [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_RowlettMember_lbl" xml:lang="en-US" id="id_8875721_1949882_1_1">Rowlett [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_RowlettMember_lbl" xml:lang="en-US" id="id_8875721_1949882_2_1">Rowlett [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_RowlettMember" xlink:to="exr_RowlettMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SacramentoAuburnBlvdMember" xlink:label="exr_SacramentoAuburnBlvdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SacramentoAuburnBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1867895_3_1">Sacramento Auburn Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SacramentoAuburnBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1867895_1_1">Sacramento Auburn Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SacramentoAuburnBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1867895_2_1">Sacramento / Auburn Blvd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SacramentoAuburnBlvdMember" xlink:to="exr_SacramentoAuburnBlvdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SacramentoBStreetMember" xlink:label="exr_SacramentoBStreetMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SacramentoBStreetMember_lbl" xml:lang="en-US" id="id_8875721_2015704_3_1">Sacramento / B Street [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SacramentoBStreetMember_lbl" xml:lang="en-US" id="id_8875721_2015704_1_1">Sacramento / B Street [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SacramentoBStreetMember_lbl" xml:lang="en-US" id="id_8875721_2015704_2_1">Sacramento / B Street [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SacramentoBStreetMember" xlink:to="exr_SacramentoBStreetMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SacramentoFranklinBlvdMember" xlink:label="exr_SacramentoFranklinBlvdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SacramentoFranklinBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1888400_3_1">Sacramento Franklin Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SacramentoFranklinBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1888400_1_1">Sacramento Franklin Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SacramentoFranklinBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1888400_2_1">Sacramento / Franklin Blvd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SacramentoFranklinBlvdMember" xlink:to="exr_SacramentoFranklinBlvdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SacramentoStocktonBlvdMember" xlink:label="exr_SacramentoStocktonBlvdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SacramentoStocktonBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1833429_3_1">Sacramento Stockton Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SacramentoStocktonBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1833429_1_1">Sacramento Stockton Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SacramentoStocktonBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1833429_2_1">Sacramento / Stockton Blvd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SacramentoStocktonBlvdMember" xlink:to="exr_SacramentoStocktonBlvdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SaleOfStockNameOfTransactionDomain" xlink:label="us-gaap_SaleOfStockNameOfTransactionDomain"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SaleOfStockNameOfTransactionDomain_lbl" xml:lang="en-US" id="id_8875721_1638152_1_1">Sale of Stock [Domain]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SaleOfStockNameOfTransactionDomain_lbl" xml:lang="en-US" id="id_8875721_1638152_2_1">Sale of Stock [Domain]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SaleOfStockNameOfTransactionDomain" xlink:to="us-gaap_SaleOfStockNameOfTransactionDomain_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SaltLakeCityMember" xlink:label="exr_SaltLakeCityMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SaltLakeCityMember_lbl" xml:lang="en-US" id="id_8875721_1717887_3_1">Salt Lake City [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SaltLakeCityMember_lbl" xml:lang="en-US" id="id_8875721_1717887_1_1">Salt Lake City [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SaltLakeCityMember_lbl" xml:lang="en-US" id="id_8875721_1717887_2_1">Salt Lake City [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SaltLakeCityMember" xlink:to="exr_SaltLakeCityMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SanAntonioCulebraRdMember" xlink:label="exr_SanAntonioCulebraRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SanAntonioCulebraRdMember_lbl" xml:lang="en-US" id="id_8875721_1789158_3_1">San Antonio Culebra Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SanAntonioCulebraRdMember_lbl" xml:lang="en-US" id="id_8875721_1789158_1_1">San Antonio Culebra Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SanAntonioCulebraRdMember_lbl" xml:lang="en-US" id="id_8875721_1789158_2_1">San Antonio / Culebra Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SanAntonioCulebraRdMember" xlink:to="exr_SanAntonioCulebraRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SanAntonioDeZavalaRdMember" xlink:label="exr_SanAntonioDeZavalaRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SanAntonioDeZavalaRdMember_lbl" xml:lang="en-US" id="id_8875721_1821257_3_1">San Antonio De Zavala Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SanAntonioDeZavalaRdMember_lbl" xml:lang="en-US" id="id_8875721_1821257_1_1">San Antonio De Zavala Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SanAntonioDeZavalaRdMember_lbl" xml:lang="en-US" id="id_8875721_1821257_2_1">San Antonio / DeZavala Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SanAntonioDeZavalaRdMember" xlink:to="exr_SanAntonioDeZavalaRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SanAntonioSanPedroAveMember" xlink:label="exr_SanAntonioSanPedroAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SanAntonioSanPedroAveMember_lbl" xml:lang="en-US" id="id_8875721_2015621_3_1">San Antonio San Pedro Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SanAntonioSanPedroAveMember_lbl" xml:lang="en-US" id="id_8875721_2015621_1_1">San Antonio San Pedro Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SanAntonioSanPedroAveMember_lbl" xml:lang="en-US" id="id_8875721_2015621_2_1">San Antonio San Pedro Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SanAntonioSanPedroAveMember" xlink:to="exr_SanAntonioSanPedroAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SanAntonioWestchaseDrMember" xlink:label="exr_SanAntonioWestchaseDrMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SanAntonioWestchaseDrMember_lbl" xml:lang="en-US" id="id_8875721_1912107_3_1">San Antonio Westchase Dr [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SanAntonioWestchaseDrMember_lbl" xml:lang="en-US" id="id_8875721_1912107_1_1">San Antonio Westchase Dr [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SanAntonioWestchaseDrMember_lbl" xml:lang="en-US" id="id_8875721_1912107_2_1">San Antonio / Westchase Dr, TX [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SanAntonioWestchaseDrMember" xlink:to="exr_SanAntonioWestchaseDrMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SanBernardinoSterlingAveMember" xlink:label="exr_SanBernardinoSterlingAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SanBernardinoSterlingAveMember_lbl" xml:lang="en-US" id="id_8875721_1850104_3_1">San Bernardino Sterling Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SanBernardinoSterlingAveMember_lbl" xml:lang="en-US" id="id_8875721_1850104_1_1">San Bernardino Sterling Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SanBernardinoSterlingAveMember_lbl" xml:lang="en-US" id="id_8875721_1850104_2_1">San Bernardino / Sterling Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SanBernardinoSterlingAveMember" xlink:to="exr_SanBernardinoSterlingAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SanBernardinoWClubCenterDrMember" xlink:label="exr_SanBernardinoWClubCenterDrMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SanBernardinoWClubCenterDrMember_lbl" xml:lang="en-US" id="id_8875721_1789393_3_1">San Bernardino W Club Center Dr [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SanBernardinoWClubCenterDrMember_lbl" xml:lang="en-US" id="id_8875721_1789393_1_1">San Bernardino W Club Center Dr [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SanBernardinoWClubCenterDrMember_lbl" xml:lang="en-US" id="id_8875721_1789393_2_1">San Bernardino / W Club Center Dr [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SanBernardinoWClubCenterDrMember" xlink:to="exr_SanBernardinoWClubCenterDrMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SanDiegoCedarStMember" xlink:label="exr_SanDiegoCedarStMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SanDiegoCedarStMember_lbl" xml:lang="en-US" id="id_8875721_2015707_3_1">San Diego / Cedar St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SanDiegoCedarStMember_lbl" xml:lang="en-US" id="id_8875721_2015707_1_1">San Diego / Cedar St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SanDiegoCedarStMember_lbl" xml:lang="en-US" id="id_8875721_2015707_2_1">San Diego / Cedar St [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SanDiegoCedarStMember" xlink:to="exr_SanDiegoCedarStMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SanDiegoDelSolBlvdMember" xlink:label="exr_SanDiegoDelSolBlvdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SanDiegoDelSolBlvdMember_lbl" xml:lang="en-US" id="id_8875721_2015709_3_1">San Diego / Del Sol Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SanDiegoDelSolBlvdMember_lbl" xml:lang="en-US" id="id_8875721_2015709_1_1">San Diego / Del Sol Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SanDiegoDelSolBlvdMember_lbl" xml:lang="en-US" id="id_8875721_2015709_2_1">San Diego / Del Sol Blvd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SanDiegoDelSolBlvdMember" xlink:to="exr_SanDiegoDelSolBlvdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SanDimasMember" xlink:label="exr_SanDimasMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SanDimasMember_lbl" xml:lang="en-US" id="id_8875721_1809745_3_1">San Dimas [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SanDimasMember_lbl" xml:lang="en-US" id="id_8875721_1809745_1_1">San Dimas [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SanDimasMember_lbl" xml:lang="en-US" id="id_8875721_1809745_2_1">San Dimas [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SanDimasMember" xlink:to="exr_SanDimasMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SandstonMember" xlink:label="exr_SandstonMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SandstonMember_lbl" xml:lang="en-US" id="id_8875721_1793022_3_1">Sandston [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SandstonMember_lbl" xml:lang="en-US" id="id_8875721_1793022_1_1">Sandston [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SandstonMember_lbl" xml:lang="en-US" id="id_8875721_1793022_2_1">Sandston [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SandstonMember" xlink:to="exr_SandstonMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SandySouthSevenHundredEastOneMember" xlink:label="exr_SandySouthSevenHundredEastOneMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SandySouthSevenHundredEastOneMember_lbl" xml:lang="en-US" id="id_8875721_1782970_3_1">Sandy South Seven Hundred East One [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SandySouthSevenHundredEastOneMember_lbl" xml:lang="en-US" id="id_8875721_1782970_1_1">Sandy South Seven Hundred East One [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SandySouthSevenHundredEastOneMember_lbl" xml:lang="en-US" id="id_8875721_1782970_2_1">Sandy / South 700 East 1 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SandySouthSevenHundredEastOneMember" xlink:to="exr_SandySouthSevenHundredEastOneMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SandySouthSevenHundredEastTwoMember" xlink:label="exr_SandySouthSevenHundredEastTwoMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SandySouthSevenHundredEastTwoMember_lbl" xml:lang="en-US" id="id_8875721_1850106_3_1">Sandy South Seven Hundred East Two [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SandySouthSevenHundredEastTwoMember_lbl" xml:lang="en-US" id="id_8875721_1850106_1_1">Sandy South Seven Hundred East Two [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SandySouthSevenHundredEastTwoMember_lbl" xml:lang="en-US" id="id_8875721_1850106_2_1">Sandy / South 700 East 2 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SandySouthSevenHundredEastTwoMember" xlink:to="exr_SandySouthSevenHundredEastTwoMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SandySpringsMember" xlink:label="exr_SandySpringsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SandySpringsMember_lbl" xml:lang="en-US" id="id_8875721_2012716_3_1">Sandy Springs [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SandySpringsMember_lbl" xml:lang="en-US" id="id_8875721_2012716_1_1">Sandy Springs [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SandySpringsMember_lbl" xml:lang="en-US" id="id_8875721_2012716_2_1">Sandy Springs [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SandySpringsMember" xlink:to="exr_SandySpringsMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SanFranciscoEgbertAveMember" xlink:label="exr_SanFranciscoEgbertAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SanFranciscoEgbertAveMember_lbl" xml:lang="en-US" id="id_8875721_1867324_3_1">San Francisco Egbert Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SanFranciscoEgbertAveMember_lbl" xml:lang="en-US" id="id_8875721_1867324_1_1">San Francisco Egbert Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SanFranciscoEgbertAveMember_lbl" xml:lang="en-US" id="id_8875721_1867324_2_1">San Francisco / Egbert Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SanFranciscoEgbertAveMember" xlink:to="exr_SanFranciscoEgbertAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SanFranciscoFolsomMember" xlink:label="exr_SanFranciscoFolsomMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SanFranciscoFolsomMember_lbl" xml:lang="en-US" id="id_8875721_1890270_3_1">San Francisco Folsom [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SanFranciscoFolsomMember_lbl" xml:lang="en-US" id="id_8875721_1890270_1_1">San Francisco Folsom [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SanFranciscoFolsomMember_lbl" xml:lang="en-US" id="id_8875721_1890270_2_1">San Francisco / Folsom [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SanFranciscoFolsomMember" xlink:to="exr_SanFranciscoFolsomMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SanFranciscoOtisStreetMember" xlink:label="exr_SanFranciscoOtisStreetMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SanFranciscoOtisStreetMember_lbl" xml:lang="en-US" id="id_8875721_2015711_3_1">San Francisco / Otis Street [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SanFranciscoOtisStreetMember_lbl" xml:lang="en-US" id="id_8875721_2015711_1_1">San Francisco / Otis Street [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SanFranciscoOtisStreetMember_lbl" xml:lang="en-US" id="id_8875721_2015711_2_1">San Francisco / Otis Street [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SanFranciscoOtisStreetMember" xlink:to="exr_SanFranciscoOtisStreetMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SanJoseCharterParkDrMember" xlink:label="exr_SanJoseCharterParkDrMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SanJoseCharterParkDrMember_lbl" xml:lang="en-US" id="id_8875721_1802816_3_1">San Jose Charter Park Dr [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SanJoseCharterParkDrMember_lbl" xml:lang="en-US" id="id_8875721_1802816_1_1">San Jose Charter Park Dr [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SanJoseCharterParkDrMember_lbl" xml:lang="en-US" id="id_8875721_1802816_2_1">San Jose / Charter Park Dr [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SanJoseCharterParkDrMember" xlink:to="exr_SanJoseCharterParkDrMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SanJoseNTenthStMember" xlink:label="exr_SanJoseNTenthStMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SanJoseNTenthStMember_lbl" xml:lang="en-US" id="id_8875721_1848637_3_1">San Jose N 10th St CA [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SanJoseNTenthStMember_lbl" xml:lang="en-US" id="id_8875721_1848637_1_1">San Jose N Tenth St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SanJoseNTenthStMember_lbl" xml:lang="en-US" id="id_8875721_1848637_2_1">San Jose / N 10th St [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SanJoseNTenthStMember" xlink:to="exr_SanJoseNTenthStMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SanLeandroDoolittleDrMember" xlink:label="exr_SanLeandroDoolittleDrMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SanLeandroDoolittleDrMember_lbl" xml:lang="en-US" id="id_8875721_1851007_3_1">San Leandro Doolittle Dr [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SanLeandroDoolittleDrMember_lbl" xml:lang="en-US" id="id_8875721_1851007_1_1">San Leandro Doolittle Dr [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SanLeandroDoolittleDrMember_lbl" xml:lang="en-US" id="id_8875721_1851007_2_1">San Leandro / Doolittle Dr [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SanLeandroDoolittleDrMember" xlink:to="exr_SanLeandroDoolittleDrMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SanLeandroWashingtonAveMember" xlink:label="exr_SanLeandroWashingtonAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SanLeandroWashingtonAveMember_lbl" xml:lang="en-US" id="id_8875721_1865850_3_1">San Leandro Washington Ave CA [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SanLeandroWashingtonAveMember_lbl" xml:lang="en-US" id="id_8875721_1865850_1_1">San Leandro Washington Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SanLeandroWashingtonAveMember_lbl" xml:lang="en-US" id="id_8875721_1865850_2_1">San Leandro Washington Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SanLeandroWashingtonAveMember" xlink:to="exr_SanLeandroWashingtonAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SanLorenzoMember" xlink:label="exr_SanLorenzoMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SanLorenzoMember_lbl" xml:lang="en-US" id="id_8875721_2012703_3_1">San Lorenzo CA [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SanLorenzoMember_lbl" xml:lang="en-US" id="id_8875721_2012703_1_1">San Lorenzo [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SanLorenzoMember_lbl" xml:lang="en-US" id="id_8875721_2012703_2_1">San Lorenzo [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SanLorenzoMember" xlink:to="exr_SanLorenzoMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SanRamonMember" xlink:label="exr_SanRamonMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SanRamonMember_lbl" xml:lang="en-US" id="id_8875721_1887828_3_1">San Ramon CA [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SanRamonMember_lbl" xml:lang="en-US" id="id_8875721_1887828_1_1">San Ramon [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SanRamonMember_lbl" xml:lang="en-US" id="id_8875721_1887828_2_1">San Ramon [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SanRamonMember" xlink:to="exr_SanRamonMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SantaAnaMember" xlink:label="exr_SantaAnaMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SantaAnaMember_lbl" xml:lang="en-US" id="id_8875721_1868774_3_1">Santa Ana CA [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SantaAnaMember_lbl" xml:lang="en-US" id="id_8875721_1868774_1_1">Santa Ana [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SantaAnaMember_lbl" xml:lang="en-US" id="id_8875721_1868774_2_1">Santa Ana [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SantaAnaMember" xlink:to="exr_SantaAnaMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SantaClaraMember" xlink:label="exr_SantaClaraMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SantaClaraMember_lbl" xml:lang="en-US" id="id_8875721_1907239_3_1">Santa Clara [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SantaClaraMember_lbl" xml:lang="en-US" id="id_8875721_1907239_1_1">Santa Clara [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SantaClaraMember_lbl" xml:lang="en-US" id="id_8875721_1907239_2_1">Santa Clara [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SantaClaraMember" xlink:to="exr_SantaClaraMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SantaCruzMember" xlink:label="exr_SantaCruzMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SantaCruzMember_lbl" xml:lang="en-US" id="id_8875721_1894004_3_1">Santa Cruz CA [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SantaCruzMember_lbl" xml:lang="en-US" id="id_8875721_1894004_1_1">Santa Cruz [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SantaCruzMember_lbl" xml:lang="en-US" id="id_8875721_1894004_2_1">Santa Cruz [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SantaCruzMember" xlink:to="exr_SantaCruzMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SantaFeMember" xlink:label="exr_SantaFeMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SantaFeMember_lbl" xml:lang="en-US" id="id_8875721_1830472_3_1">Santa Fe [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SantaFeMember_lbl" xml:lang="en-US" id="id_8875721_1830472_1_1">Santa Fe [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SantaFeMember_lbl" xml:lang="en-US" id="id_8875721_1830472_2_1">Santa Fe [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SantaFeMember" xlink:to="exr_SantaFeMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SantaFeSpringsMember" xlink:label="exr_SantaFeSpringsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SantaFeSpringsMember_lbl" xml:lang="en-US" id="id_8875721_1792258_3_1">Santa Fe Springs CA [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SantaFeSpringsMember_lbl" xml:lang="en-US" id="id_8875721_1792258_1_1">Santa Fe Springs [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SantaFeSpringsMember_lbl" xml:lang="en-US" id="id_8875721_1792258_2_1">Santa Fe Springs, CA [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SantaFeSpringsMember" xlink:to="exr_SantaFeSpringsMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SantaMariaFarnelRdMember" xlink:label="exr_SantaMariaFarnelRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SantaMariaFarnelRdMember_lbl" xml:lang="en-US" id="id_8875721_1932731_3_1">Santa Maria Farnel Rd CA [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SantaMariaFarnelRdMember_lbl" xml:lang="en-US" id="id_8875721_1932731_1_1">Santa Maria Farnel Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SantaMariaFarnelRdMember_lbl" xml:lang="en-US" id="id_8875721_1932731_2_1">Santa Maria / Farnel Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SantaMariaFarnelRdMember" xlink:to="exr_SantaMariaFarnelRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SantaMariaSkywayDrMember" xlink:label="exr_SantaMariaSkywayDrMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SantaMariaSkywayDrMember_lbl" xml:lang="en-US" id="id_8875721_1872308_3_1">Santa Maria Skyway Dr CA [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SantaMariaSkywayDrMember_lbl" xml:lang="en-US" id="id_8875721_1872308_1_1">Santa Maria Skyway Dr [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SantaMariaSkywayDrMember_lbl" xml:lang="en-US" id="id_8875721_1872308_2_1">Santa Maria / Skyway Dr [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SantaMariaSkywayDrMember" xlink:to="exr_SantaMariaSkywayDrMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SarasotaClarkRdMember" xlink:label="exr_SarasotaClarkRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SarasotaClarkRdMember_lbl" xml:lang="en-US" id="id_8875721_1839691_3_1">Sarasota Clark Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SarasotaClarkRdMember_lbl" xml:lang="en-US" id="id_8875721_1839691_1_1">Sarasota Clark Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SarasotaClarkRdMember_lbl" xml:lang="en-US" id="id_8875721_1839691_2_1">Sarasota / Clark Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SarasotaClarkRdMember" xlink:to="exr_SarasotaClarkRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SarasotaWashingtonBlvdMember" xlink:label="exr_SarasotaWashingtonBlvdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SarasotaWashingtonBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1850105_3_1">Sarasota Washington Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SarasotaWashingtonBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1850105_1_1">Sarasota Washington Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SarasotaWashingtonBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1850105_2_1">Sarasota / Washington Blvd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SarasotaWashingtonBlvdMember" xlink:to="exr_SarasotaWashingtonBlvdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SaugusMember" xlink:label="exr_SaugusMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SaugusMember_lbl" xml:lang="en-US" id="id_8875721_1868952_3_1">Saugus [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SaugusMember_lbl" xml:lang="en-US" id="id_8875721_1868952_1_1">Saugus [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SaugusMember_lbl" xml:lang="en-US" id="id_8875721_1868952_2_1">Saugus [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SaugusMember" xlink:to="exr_SaugusMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SavannahKingGeorgeBlvdOneMember" xlink:label="exr_SavannahKingGeorgeBlvdOneMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SavannahKingGeorgeBlvdOneMember_lbl" xml:lang="en-US" id="id_8875721_2015800_3_1">Savannah / King George Blvd One [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SavannahKingGeorgeBlvdOneMember_lbl" xml:lang="en-US" id="id_8875721_2015800_1_1">Savannah / King George Blvd One [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SavannahKingGeorgeBlvdOneMember_lbl" xml:lang="en-US" id="id_8875721_2015800_2_1">Savannah / King George Blvd One [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SavannahKingGeorgeBlvdOneMember" xlink:to="exr_SavannahKingGeorgeBlvdOneMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SavannahKingGeorgeBlvdTwoMember" xlink:label="exr_SavannahKingGeorgeBlvdTwoMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SavannahKingGeorgeBlvdTwoMember_lbl" xml:lang="en-US" id="id_8875721_2015803_3_1">Savannah / King George Blvd Two, [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SavannahKingGeorgeBlvdTwoMember_lbl" xml:lang="en-US" id="id_8875721_2015803_1_1">Savannah / King George Blvd Two, [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SavannahKingGeorgeBlvdTwoMember_lbl" xml:lang="en-US" id="id_8875721_2015803_2_1">Savannah / King George Blvd Two [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SavannahKingGeorgeBlvdTwoMember" xlink:to="exr_SavannahKingGeorgeBlvdTwoMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/stpr/2011/stpr-2011-01-31.xsd#stpr_SC" xlink:label="stpr_SC"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="stpr_SC_lbl" xml:lang="en-US" id="id_8875721_1633716_1_1">SOUTH CAROLINA</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="stpr_SC_lbl" xml:lang="en-US" id="id_8875721_1633716_2_1">SOUTH CAROLINA</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="stpr_SC" xlink:to="stpr_SC_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ScheduleOfAmountDueFromRelatedPartiesTableTextBlock" xlink:label="exr_ScheduleOfAmountDueFromRelatedPartiesTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ScheduleOfAmountDueFromRelatedPartiesTableTextBlock_lbl" xml:lang="en-US" id="id_8875721_1898104_3_1">Tabular disclosure of amounts due from related parties including real estate joint ventures.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ScheduleOfAmountDueFromRelatedPartiesTableTextBlock_lbl" xml:lang="en-US" id="id_8875721_1898104_1_1">Schedule Of Amount Due From Related Parties Table [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ScheduleOfAmountDueFromRelatedPartiesTableTextBlock_lbl" xml:lang="en-US" id="id_8875721_1898104_2_1">Summarized Information of Receivables from Related Party and Affiliated Joint Ventures</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ScheduleOfAmountDueFromRelatedPartiesTableTextBlock" xlink:to="exr_ScheduleOfAmountDueFromRelatedPartiesTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable" xlink:label="us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_lbl" xml:lang="en-US" id="id_8875721_1634103_1_1">Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_lbl" xml:lang="en-US" id="id_8875721_1634103_2_1">Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable" xlink:to="us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock" xlink:label="us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock_lbl" xml:lang="en-US" id="id_8875721_1634916_1_1">Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock_lbl" xml:lang="en-US" id="id_8875721_1634916_2_1">Schedule of Antidilutive Shares Excluded from Computation of Earnings Per Share</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock" xlink:to="us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTextBlock" xlink:label="us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTextBlock_lbl" xml:lang="en-US" id="id_8875721_1634917_1_1">Schedule of Business Acquisitions, by Acquisition [Table Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTextBlock_lbl" xml:lang="en-US" id="id_8875721_1634917_2_1">Schedule of Operating Properties Acquired</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTextBlock" xlink:to="us-gaap_ScheduleOfBusinessAcquisitionsByAcquisitionTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock" xlink:label="us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock_lbl" xml:lang="en-US" id="id_8875721_1633289_1_1">Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock_lbl" xml:lang="en-US" id="id_8875721_1633289_2_1">Summarized Statement of Components of Income Tax Provision</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock" xlink:to="us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfDebtInstrumentsTextBlock" xlink:label="us-gaap_ScheduleOfDebtInstrumentsTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfDebtInstrumentsTextBlock_lbl" xml:lang="en-US" id="id_8875721_1634920_1_1">Schedule of Long-term Debt Instruments [Table Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ScheduleOfDebtInstrumentsTextBlock_lbl" xml:lang="en-US" id="id_8875721_1634920_2_1">Schedule of Components of Notes Payable</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfDebtInstrumentsTextBlock" xlink:to="us-gaap_ScheduleOfDebtInstrumentsTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ScheduleOfDebtRepurchaseTableTextBlock" xlink:label="exr_ScheduleOfDebtRepurchaseTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ScheduleOfDebtRepurchaseTableTextBlock_lbl" xml:lang="en-US" id="id_8875721_1993356_3_1">Schedule of Debt Repurchase [Table Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ScheduleOfDebtRepurchaseTableTextBlock_lbl" xml:lang="en-US" id="id_8875721_1993356_1_1">Schedule of Debt Repurchase [Table Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ScheduleOfDebtRepurchaseTableTextBlock_lbl" xml:lang="en-US" id="id_8875721_1993356_2_1">Summary of Repurchase of Debt</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ScheduleOfDebtRepurchaseTableTextBlock" xlink:to="exr_ScheduleOfDebtRepurchaseTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock" xlink:label="us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock_lbl" xml:lang="en-US" id="id_8875721_1632086_1_1">Schedule of Deferred Tax Assets and Liabilities [Table Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock_lbl" xml:lang="en-US" id="id_8875721_1632086_2_1">Schedule of Major Sources of Temporary Differences Stated at their Deferred Tax Effects</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock" xlink:to="us-gaap_ScheduleOfDeferredTaxAssetsAndLiabilitiesTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfDerivativeInstrumentsGainLossInStatementOfFinancialPerformanceTextBlock" xlink:label="us-gaap_ScheduleOfDerivativeInstrumentsGainLossInStatementOfFinancialPerformanceTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfDerivativeInstrumentsGainLossInStatementOfFinancialPerformanceTextBlock_lbl" xml:lang="en-US" id="id_8875721_1637003_1_1">Derivative Instruments, Gain (Loss) [Table Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ScheduleOfDerivativeInstrumentsGainLossInStatementOfFinancialPerformanceTextBlock_lbl" xml:lang="en-US" id="id_8875721_1637003_2_1">Schedule of Information Relating to Gain (Loss) Recognized on Swap Agreements</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfDerivativeInstrumentsGainLossInStatementOfFinancialPerformanceTextBlock" xlink:to="us-gaap_ScheduleOfDerivativeInstrumentsGainLossInStatementOfFinancialPerformanceTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock" xlink:label="us-gaap_ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock_lbl" xml:lang="en-US" id="id_8875721_1633719_1_1">Schedule of Derivative Instruments in Statement of Financial Position, Fair Value [Table Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock_lbl" xml:lang="en-US" id="id_8875721_1633719_2_1">Schedule of Balance Sheet Classification and Fair Value of Entity's Derivative Financial Instruments</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock" xlink:to="us-gaap_ScheduleOfDerivativeInstrumentsInStatementOfFinancialPositionFairValueTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ScheduleOfDerivativeInstrumentsInterestPaymentsImpactOnInterestExpensesTableTextBlock" xlink:label="exr_ScheduleOfDerivativeInstrumentsInterestPaymentsImpactOnInterestExpensesTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ScheduleOfDerivativeInstrumentsInterestPaymentsImpactOnInterestExpensesTableTextBlock_lbl" xml:lang="en-US" id="id_8875721_1722798_3_1">Tabular disclosure of impact of interest payments on interest expenses recognized under cash flow hedge swap agreements.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ScheduleOfDerivativeInstrumentsInterestPaymentsImpactOnInterestExpensesTableTextBlock_lbl" xml:lang="en-US" id="id_8875721_1722798_1_1">Schedule Of Derivative Instruments Interest Payments Impact On Interest Expenses [Table Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ScheduleOfDerivativeInstrumentsInterestPaymentsImpactOnInterestExpensesTableTextBlock_lbl" xml:lang="en-US" id="id_8875721_1722798_2_1">Interest Payments Recognized as an Increase or Decrease in Interest Expense</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ScheduleOfDerivativeInstrumentsInterestPaymentsImpactOnInterestExpensesTableTextBlock" xlink:to="exr_ScheduleOfDerivativeInstrumentsInterestPaymentsImpactOnInterestExpensesTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfDerivativeInstrumentsTextBlock" xlink:label="us-gaap_ScheduleOfDerivativeInstrumentsTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfDerivativeInstrumentsTextBlock_lbl" xml:lang="en-US" id="id_8875721_1632088_1_1">Schedule of Derivative Instruments [Table Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ScheduleOfDerivativeInstrumentsTextBlock_lbl" xml:lang="en-US" id="id_8875721_1632088_2_1">Schedule Summarizing Terms of Entity's Derivative Financial Instruments</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfDerivativeInstrumentsTextBlock" xlink:to="us-gaap_ScheduleOfDerivativeInstrumentsTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock" xlink:label="us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_lbl" xml:lang="en-US" id="id_8875721_1638542_1_1">Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock_lbl" xml:lang="en-US" id="id_8875721_1638542_2_1">Schedule of Computation of Earnings Per Common Share</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ScheduleOfOtherAssetsLineItems_lbl" xml:lang="en-US" id="id_8875721_1934825_3_1">Schedule Of Other Assets [Line Items]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ScheduleOfOtherAssetsLineItems_lbl" xml:lang="en-US" id="id_8875721_1934825_1_1">Schedule Of Other Assets [Line Items]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ScheduleOfOtherAssetsLineItems_lbl" xml:lang="en-US" id="id_8875721_1934825_2_1">Schedule Of Other Assets [Line Items]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ScheduleOfOtherAssetsTable_lbl" xml:lang="en-US" id="id_8875721_1923818_3_1">Schedule Of Other Assets [Table]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ScheduleOfOtherAssetsTable_lbl" xml:lang="en-US" id="id_8875721_1923818_1_1">Schedule Of Other Assets [Table]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ScheduleOfOtherAssetsTable_lbl" xml:lang="en-US" id="id_8875721_1923818_2_1">Schedule Of Other Assets [Table]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ScheduleOfOtherLiabilitiesTableTextBlock_lbl" xml:lang="en-US" id="id_8875721_1960976_1_1">Schedule Of Other Liabilities Table [Text Block]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ScheduleOfOtherRelatedPartyTransactionsLineItems_lbl" xml:lang="en-US" id="id_8875721_1903490_1_1">Schedule of Other Related Party Transactions [Line Items]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ScheduleOfOtherRelatedPartyTransactionsLineItems_lbl" xml:lang="en-US" id="id_8875721_1903490_2_1">Schedule of Other Related Party Transactions [Line Items]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ScheduleOfOtherRelatedPartyTransactionsTable_lbl" xml:lang="en-US" id="id_8875721_1735672_3_1">Schedule of Other Related Party Transactions [Table]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ScheduleOfOtherRelatedPartyTransactionsTable_lbl" xml:lang="en-US" id="id_8875721_1735672_1_1">Schedule of Other Related Party Transactions [Table]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ScheduleOfOtherRelatedPartyTransactionsTable_lbl" xml:lang="en-US" id="id_8875721_1735672_2_1">Schedule of Other Related Party Transactions [Table]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_lbl" xml:lang="en-US" id="id_8875721_1643829_2_1">Schedule of Segment Reporting Information, by Segment [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable" xlink:to="us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_lbl"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_lbl" xml:lang="en-US" id="id_8875721_1643015_1_1">Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_lbl" xml:lang="en-US" id="id_8875721_1643015_2_1">Schedule of Share-based Compensation Arrangements by Share-based Payment Award [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:to="us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTable" xlink:label="us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTable_lbl" xml:lang="en-US" id="id_8875721_1637320_1_1">Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range [Table]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTable_lbl" xml:lang="en-US" id="id_8875721_1637320_2_1">Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTable" xlink:to="us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTable_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTextBlock" xlink:label="us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTextBlock_lbl" xml:lang="en-US" id="id_8875721_1638956_1_1">Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range [Table Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTextBlock_lbl" xml:lang="en-US" id="id_8875721_1638956_2_1">Schedule of Stock Options Outstanding and Exercisable</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock" xlink:label="us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_lbl" xml:lang="en-US" id="id_8875721_1640512_1_1">Schedule of Share-based Compensation, Stock Options, Activity [Table Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_lbl" xml:lang="en-US" id="id_8875721_1640512_2_1">Summary of Stock Option Activity</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock" xlink:to="us-gaap_ScheduleOfShareBasedCompensationStockOptionsActivityTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock" xlink:label="us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock_lbl" xml:lang="en-US" id="id_8875721_1643831_1_1">Schedule of Share-based Payment Award, Stock Options, Valuation Assumptions [Table Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock_lbl" xml:lang="en-US" id="id_8875721_1643831_2_1">Schedule of Weighted Average Assumptions Used to Estimate Fair Value of Granted Stock Options</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock" xlink:to="us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ScheduleOfSignificantAccountingPoliciesLineItems" xlink:label="exr_ScheduleOfSignificantAccountingPoliciesLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ScheduleOfSignificantAccountingPoliciesLineItems_lbl" xml:lang="en-US" id="id_8875721_1830843_3_1">Schedule Of Significant Accounting Policies [Line Items]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ScheduleOfSignificantAccountingPoliciesLineItems_lbl" xml:lang="en-US" id="id_8875721_1830843_1_1">Schedule Of Significant Accounting Policies [Line Items]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ScheduleOfSignificantAccountingPoliciesLineItems_lbl" xml:lang="en-US" id="id_8875721_1830843_2_1">Schedule of Significant Accounting Policies [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ScheduleOfSignificantAccountingPoliciesLineItems" xlink:to="exr_ScheduleOfSignificantAccountingPoliciesLineItems_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ScheduleOfSignificantAccountingPoliciesTable" xlink:label="exr_ScheduleOfSignificantAccountingPoliciesTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ScheduleOfSignificantAccountingPoliciesTable_lbl" xml:lang="en-US" id="id_8875721_1945268_3_1">Schedule Of Significant Accounting Policies [Table]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ScheduleOfSignificantAccountingPoliciesTable_lbl" xml:lang="en-US" id="id_8875721_1945268_1_1">Schedule Of Significant Accounting Policies [Table]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ScheduleOfSignificantAccountingPoliciesTable_lbl" xml:lang="en-US" id="id_8875721_1945268_2_1">Schedule Of Significant Accounting Policies [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ScheduleOfSignificantAccountingPoliciesTable" xlink:to="exr_ScheduleOfSignificantAccountingPoliciesTable_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ScheduleOfVariableInterestEntitiesTable" xlink:label="us-gaap_ScheduleOfVariableInterestEntitiesTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ScheduleOfVariableInterestEntitiesTable_lbl" xml:lang="en-US" id="id_8875721_1634116_1_1">Schedule of Variable Interest Entities [Table]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ScheduleOfVariableInterestEntitiesTable_lbl" xml:lang="en-US" id="id_8875721_1634116_2_1">Schedule of Variable Interest Entities [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ScheduleOfVariableInterestEntitiesTable" xlink:to="us-gaap_ScheduleOfVariableInterestEntitiesTable_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SeabrookMember" xlink:label="exr_SeabrookMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SeabrookMember_lbl" xml:lang="en-US" id="id_8875721_1773139_3_1">Seabrook [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SeabrookMember_lbl" xml:lang="en-US" id="id_8875721_1773139_1_1">Seabrook [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SeabrookMember_lbl" xml:lang="en-US" id="id_8875721_1773139_2_1">Seabrook [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SeabrookMember" xlink:to="exr_SeabrookMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SeattleMember" xlink:label="exr_SeattleMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SeattleMember_lbl" xml:lang="en-US" id="id_8875721_1942608_3_1">Seattle [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SeattleMember_lbl" xml:lang="en-US" id="id_8875721_1942608_1_1">Seattle [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SeattleMember_lbl" xml:lang="en-US" id="id_8875721_1942608_2_1">Seattle [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SeattleMember" xlink:to="exr_SeattleMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SecondCreditLineMember" xlink:label="exr_SecondCreditLineMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SecondCreditLineMember_lbl" xml:lang="en-US" id="id_8875721_1750255_3_1">Second Credit Line [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SecondCreditLineMember_lbl" xml:lang="en-US" id="id_8875721_1750255_1_1">Second Credit Line [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SecondCreditLineMember_lbl" xml:lang="en-US" id="id_8875721_1750255_2_1">Credit Line 2 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SecondCreditLineMember" xlink:to="exr_SecondCreditLineMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SECScheduleIIIRealEstateAccumulatedDepreciationDepreciationExpense" xlink:label="us-gaap_SECScheduleIIIRealEstateAccumulatedDepreciationDepreciationExpense"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SECScheduleIIIRealEstateAccumulatedDepreciationDepreciationExpense_lbl" xml:lang="en-US" id="id_8875721_1648346_1_1">SEC Schedule III, Real Estate Accumulated Depreciation, Depreciation Expense</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SECScheduleIIIRealEstateAccumulatedDepreciationDepreciationExpense_lbl" xml:lang="en-US" id="id_8875721_1648346_2_1">Depreciation expense</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SegmentDomain" xlink:label="us-gaap_SegmentDomain"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SegmentDomain_lbl" xml:lang="en-US" id="id_8875721_1631706_1_1">Segments [Domain]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SegmentDomain_lbl" xml:lang="en-US" id="id_8875721_1631706_2_1">Segments [Domain]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SegmentDomain" xlink:to="us-gaap_SegmentDomain_lbl"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SeminoleMember_lbl" xml:lang="en-US" id="id_8875721_1796163_1_1">Seminole [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SeminoleMember_lbl" xml:lang="en-US" id="id_8875721_1796163_2_1">Seminole [Member]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SeriesAParticipatingRedeemablePreferredUnitsMember_lbl" xml:lang="en-US" id="id_8875721_1763275_3_1">Series A Participating Redeemable Preferred Units [Member].</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SeriesAParticipatingRedeemablePreferredUnitsMember_lbl" xml:lang="en-US" id="id_8875721_1763275_1_1">Series A Participating Redeemable Preferred Units [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SeriesAParticipatingRedeemablePreferredUnitsMember_lbl" xml:lang="en-US" id="id_8875721_1763275_2_1">Series A Participating Redeemable Preferred Units [Member]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SeriesAPreferredOperatingPartnershipMember_lbl" xml:lang="en-US" id="id_8875721_1707874_3_1">Series A Preferred Operating Partnership [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SeriesAPreferredOperatingPartnershipMember_lbl" xml:lang="en-US" id="id_8875721_1707874_1_1">Series A Preferred Operating Partnership [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SeriesAPreferredOperatingPartnershipMember_lbl" xml:lang="en-US" id="id_8875721_1707874_2_1">Series A Preferred Operating Partnership [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SeriesAPreferredOperatingPartnershipMember" xlink:to="exr_SeriesAPreferredOperatingPartnershipMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SeriesAUnitsMember" xlink:label="exr_SeriesAUnitsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SeriesAUnitsMember_lbl" xml:lang="en-US" id="id_8875721_1655788_3_1">Series A Units [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SeriesAUnitsMember_lbl" xml:lang="en-US" id="id_8875721_1655788_1_1">Series A Units [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SeriesAUnitsMember_lbl" xml:lang="en-US" id="id_8875721_1655788_2_1">Series A Units [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SeriesAUnitsMember" xlink:to="exr_SeriesAUnitsMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SeriesBPreferredOperatingPartnershipMember" xlink:label="exr_SeriesBPreferredOperatingPartnershipMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SeriesBPreferredOperatingPartnershipMember_lbl" xml:lang="en-US" id="id_8875721_1713717_3_1">Series B Preferred Operating Partnership [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SeriesBPreferredOperatingPartnershipMember_lbl" xml:lang="en-US" id="id_8875721_1713717_1_1">Series B Preferred Operating Partnership [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SeriesBPreferredOperatingPartnershipMember_lbl" xml:lang="en-US" id="id_8875721_1713717_2_1">Series B Preferred Operating Partnership [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SeriesBPreferredOperatingPartnershipMember" xlink:to="exr_SeriesBPreferredOperatingPartnershipMember_lbl"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SeriesBRedeemablePreferredUnitsMember_lbl" xml:lang="en-US" id="id_8875721_1889102_3_1">Series B Redeemable Preferred Units [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SeriesBRedeemablePreferredUnitsMember_lbl" xml:lang="en-US" id="id_8875721_1889102_1_1">Series B Redeemable Preferred Units [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SeriesBRedeemablePreferredUnitsMember_lbl" xml:lang="en-US" id="id_8875721_1889102_2_1">Series B Redeemable Preferred Units [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SeriesBRedeemablePreferredUnitsMember" xlink:to="exr_SeriesBRedeemablePreferredUnitsMember_lbl"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SeriesBUnitsMember_lbl" xml:lang="en-US" id="id_8875721_1726215_3_1">Series B Units [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SeriesBUnitsMember_lbl" xml:lang="en-US" id="id_8875721_1726215_1_1">Series B Units [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SeriesBUnitsMember_lbl" xml:lang="en-US" id="id_8875721_1726215_2_1">Series B Units [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SeriesBUnitsMember" xlink:to="exr_SeriesBUnitsMember_lbl"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SeriesCConvertibleRedeemablePreferredUnitsMember_lbl" xml:lang="en-US" id="id_8875721_1754419_3_1">Series C Convertible Redeemable Preferred Units [Member].</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SeriesCConvertibleRedeemablePreferredUnitsMember_lbl" xml:lang="en-US" id="id_8875721_1754419_1_1">Series C Convertible Redeemable Preferred Units [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SeriesCConvertibleRedeemablePreferredUnitsMember_lbl" xml:lang="en-US" id="id_8875721_1754419_2_1">Series C Convertible Redeemable Preferred Units [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SeriesCConvertibleRedeemablePreferredUnitsMember" xlink:to="exr_SeriesCConvertibleRedeemablePreferredUnitsMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SeriesCPreferredOperatingPartnershipMember" xlink:label="exr_SeriesCPreferredOperatingPartnershipMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SeriesCPreferredOperatingPartnershipMember_lbl" xml:lang="en-US" id="id_8875721_1747018_3_1">Series C Preferred Operating Partnership [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SeriesCPreferredOperatingPartnershipMember_lbl" xml:lang="en-US" id="id_8875721_1747018_1_1">Series C Preferred Operating Partnership [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SeriesCPreferredOperatingPartnershipMember_lbl" xml:lang="en-US" id="id_8875721_1747018_2_1">Series C Preferred Operating Partnership [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SeriesCPreferredOperatingPartnershipMember" xlink:to="exr_SeriesCPreferredOperatingPartnershipMember_lbl"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SeriesCUnitsMember_lbl" xml:lang="en-US" id="id_8875721_1738021_3_1">Series C Units [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SeriesCUnitsMember_lbl" xml:lang="en-US" id="id_8875721_1738021_1_1">Series C Units [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SeriesCUnitsMember_lbl" xml:lang="en-US" id="id_8875721_1738021_2_1">Series C Units [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SeriesCUnitsMember" xlink:to="exr_SeriesCUnitsMember_lbl"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SeriesDPreferredOperatingPartnershipMember_lbl" xml:lang="en-US" id="id_8875721_1709255_3_1">Series D Preferred Operating Partnership [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SeriesDPreferredOperatingPartnershipMember_lbl" xml:lang="en-US" id="id_8875721_1709255_1_1">Series D Preferred Operating Partnership [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SeriesDPreferredOperatingPartnershipMember_lbl" xml:lang="en-US" id="id_8875721_1709255_2_1">Series D Preferred Operating Partnership [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SeriesDPreferredOperatingPartnershipMember" xlink:to="exr_SeriesDPreferredOperatingPartnershipMember_lbl"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SeriesDRedeemablePreferredUnitsMember_lbl" xml:lang="en-US" id="id_8875721_1793008_3_1">Series D Redeemable Preferred Units [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SeriesDRedeemablePreferredUnitsMember_lbl" xml:lang="en-US" id="id_8875721_1793008_1_1">Series D Redeemable Preferred Units [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SeriesDRedeemablePreferredUnitsMember_lbl" xml:lang="en-US" id="id_8875721_1793008_2_1">Series D Redeemable Preferred Units [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SeriesDRedeemablePreferredUnitsMember" xlink:to="exr_SeriesDRedeemablePreferredUnitsMember_lbl"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SeriesDUnitsMember_lbl" xml:lang="en-US" id="id_8875721_1825047_3_1">Series D Units [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SeriesDUnitsMember_lbl" xml:lang="en-US" id="id_8875721_1825047_1_1">Series D Units [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SeriesDUnitsMember_lbl" xml:lang="en-US" id="id_8875721_1825047_2_1">Series D Units [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SeriesDUnitsMember" xlink:to="exr_SeriesDUnitsMember_lbl"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsAdditionalDisclosuresAbstract_lbl" xml:lang="en-US" id="id_8875721_1642251_1_1">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Additional Disclosures [Abstract]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_lbl" xml:lang="en-US" id="id_8875721_1634934_1_1">Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Nonvested, Weighted Average Grant Date Fair Value</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice_lbl" xml:lang="en-US" id="id_8875721_1642255_1_1">Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Exercise Price</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1_lbl" xml:lang="en-US" id="id_8875721_1635425_1_1">Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercisable, Weighted Average Remaining Contractual Term</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod_lbl" xml:lang="en-US" id="id_8875721_1644248_1_1">Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Net of Forfeitures</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_lbl" xml:lang="en-US" id="id_8875721_1641797_1_1">Share-based Compensation Arrangement by Share-based Payment Award, Options, Grants in Period, Weighted Average Grant Date Fair Value</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_lbl" xml:lang="en-US" id="id_8875721_1641797_2_1">Weighted average fair value of stock options granted</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_lbl" xml:lang="en-US" id="id_8875721_1651525_1_1">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Intrinsic Value</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingIntrinsicValue_lbl" xml:lang="en-US" id="id_8875721_1651525_2_1">Outstanding at the end of the period</label>
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    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_lbl" xml:lang="en-US" id="id_8875721_1632583_1_1">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Number</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_lbl" xml:lang="en-US" id="id_8875721_1632583_4_1">Balance at the end of the period (in shares)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_lbl" xml:lang="en-US" id="id_8875721_1632583_5_1">Balance at the beginning of the period (in shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:to="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_lbl"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_lbl" xml:lang="en-US" id="id_8875721_1641361_1_1">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingRollForward_lbl" xml:lang="en-US" id="id_8875721_1641361_2_1">Stock option activity</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_lbl" xml:lang="en-US" id="id_8875721_1634132_1_1">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Exercise Price</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_lbl" xml:lang="en-US" id="id_8875721_1634132_4_1">Balance at the end of the period (in dollars per share)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_lbl" xml:lang="en-US" id="id_8875721_1634132_5_1">Balance at the beginning of the period (in dollars per share)</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2_lbl" xml:lang="en-US" id="id_8875721_1634936_1_1">Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding, Weighted Average Remaining Contractual Term</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue_lbl" xml:lang="en-US" id="id_8875721_1648736_1_1">Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Aggregate Intrinsic Value</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingNumber_lbl" xml:lang="en-US" id="id_8875721_1643442_1_1">Share-based Compensation Arrangement by Share-based Payment Award, Options, Vested and Expected to Vest, Outstanding, Number</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeUpperRangeLimit_lbl" xml:lang="en-US" id="id_8875721_1632100_2_1">Exercise price range, upper limit (in dollars per share)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeUpperRangeLimit" xlink:to="us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeUpperRangeLimit_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SharePrice" xlink:label="us-gaap_SharePrice"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SharePrice_lbl" xml:lang="en-US" id="id_8875721_1642713_1_1">Share Price</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SharePrice_lbl" xml:lang="en-US" id="id_8875721_1642713_2_1">Average closing price of common stock</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_SharePrice_lbl" xml:lang="en-US" id="id_8875721_1642713_12_1">Share price</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SharePrice" xlink:to="us-gaap_SharePrice_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SharpsburgMember" xlink:label="exr_SharpsburgMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SharpsburgMember_lbl" xml:lang="en-US" id="id_8875721_1874281_3_1">Sharpsburg [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SharpsburgMember_lbl" xml:lang="en-US" id="id_8875721_1874281_1_1">Sharpsburg [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SharpsburgMember_lbl" xml:lang="en-US" id="id_8875721_1874281_2_1">Sharpsburg [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SharpsburgMember" xlink:to="exr_SharpsburgMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ShermanOaksMember" xlink:label="exr_ShermanOaksMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ShermanOaksMember_lbl" xml:lang="en-US" id="id_8875721_1772547_3_1">Sherman Oaks CA [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ShermanOaksMember_lbl" xml:lang="en-US" id="id_8875721_1772547_1_1">Sherman Oaks [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ShermanOaksMember_lbl" xml:lang="en-US" id="id_8875721_1772547_2_1">Sherman Oaks [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ShermanOaksMember" xlink:to="exr_ShermanOaksMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SidneyMember" xlink:label="exr_SidneyMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SidneyMember_lbl" xml:lang="en-US" id="id_8875721_1826354_3_1">Sidney [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SidneyMember_lbl" xml:lang="en-US" id="id_8875721_1826354_1_1">Sidney [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SidneyMember_lbl" xml:lang="en-US" id="id_8875721_1826354_2_1">Sidney [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SidneyMember" xlink:to="exr_SidneyMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_SignificantAccountingPoliciesTextBlock" xlink:label="us-gaap_SignificantAccountingPoliciesTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SignificantAccountingPoliciesTextBlock_lbl" xml:lang="en-US" id="id_8875721_1643028_1_1">Significant Accounting Policies [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_SignificantAccountingPoliciesTextBlock_lbl" xml:lang="en-US" id="id_8875721_1643028_2_1">Summary of Significant Accounting Policies</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_SignificantAccountingPoliciesTextBlock" xlink:to="us-gaap_SignificantAccountingPoliciesTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SkippackMember" xlink:label="exr_SkippackMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SkippackMember_lbl" xml:lang="en-US" id="id_8875721_2012744_3_1">Skippack [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SkippackMember_lbl" xml:lang="en-US" id="id_8875721_2012744_1_1">Skippack [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SkippackMember_lbl" xml:lang="en-US" id="id_8875721_2012744_2_1">Skippack [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SkippackMember" xlink:to="exr_SkippackMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SkokieMember" xlink:label="exr_SkokieMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SkokieMember_lbl" xml:lang="en-US" id="id_8875721_1788059_3_1">Skokie [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SkokieMember_lbl" xml:lang="en-US" id="id_8875721_1788059_1_1">Skokie [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SkokieMember_lbl" xml:lang="en-US" id="id_8875721_1788059_2_1">Skokie [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SkokieMember" xlink:to="exr_SkokieMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SmartStopSelfStorageIncMember" xlink:label="exr_SmartStopSelfStorageIncMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SmartStopSelfStorageIncMember_lbl" xml:lang="en-US" id="id_8875721_1993406_3_1">Smart Stop Self Storage, Inc [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SmartStopSelfStorageIncMember_lbl" xml:lang="en-US" id="id_8875721_1993406_1_1">Smart Stop Self Storage, Inc [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SmartStopSelfStorageIncMember_lbl" xml:lang="en-US" id="id_8875721_1993406_2_1">SmartStop Self Storage, Inc (SmartStop) [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SmartStopSelfStorageIncMember" xlink:to="exr_SmartStopSelfStorageIncMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SmyrnaMember" xlink:label="exr_SmyrnaMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SmyrnaMember_lbl" xml:lang="en-US" id="id_8875721_2012718_3_1">Smyrna [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SmyrnaMember_lbl" xml:lang="en-US" id="id_8875721_2012718_1_1">Smyrna [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SmyrnaMember_lbl" xml:lang="en-US" id="id_8875721_2012718_2_1">Smyrna [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SmyrnaMember" xlink:to="exr_SmyrnaMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SnellvilleMember" xlink:label="exr_SnellvilleMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SnellvilleMember_lbl" xml:lang="en-US" id="id_8875721_1812952_3_1">Snellville [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SnellvilleMember_lbl" xml:lang="en-US" id="id_8875721_1812952_1_1">Snellville [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SnellvilleMember_lbl" xml:lang="en-US" id="id_8875721_1812952_2_1">Snellville [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SnellvilleMember" xlink:to="exr_SnellvilleMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SomervilleMember" xlink:label="exr_SomervilleMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SomervilleMember_lbl" xml:lang="en-US" id="id_8875721_1866450_3_1">Somerville [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SomervilleMember_lbl" xml:lang="en-US" id="id_8875721_1866450_1_1">Somerville [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SomervilleMember_lbl" xml:lang="en-US" id="id_8875721_1866450_2_1">Somerville [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SomervilleMember" xlink:to="exr_SomervilleMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SouthBrunswickMember" xlink:label="exr_SouthBrunswickMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SouthBrunswickMember_lbl" xml:lang="en-US" id="id_8875721_1895347_3_1">South Brunswick [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SouthBrunswickMember_lbl" xml:lang="en-US" id="id_8875721_1895347_1_1">South Brunswick [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SouthBrunswickMember_lbl" xml:lang="en-US" id="id_8875721_1895347_2_1">South Brunswick [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SouthBrunswickMember" xlink:to="exr_SouthBrunswickMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SouthCarolinaTwoPropertyMarchThirtyTwoThousandAndFifteenMember" xlink:label="exr_SouthCarolinaTwoPropertyMarchThirtyTwoThousandAndFifteenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SouthCarolinaTwoPropertyMarchThirtyTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_1977167_3_1">South Carolina Two Property March Thirty Two Thousand And Fifteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SouthCarolinaTwoPropertyMarchThirtyTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_1977167_1_1">South Carolina Two Property March Thirty Two Thousand And Fifteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SouthCarolinaTwoPropertyMarchThirtyTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_1977167_2_1">South Carolina 2 Property Acquired 3/30/2015 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SouthCarolinaTwoPropertyMarchThirtyTwoThousandAndFifteenMember" xlink:to="exr_SouthCarolinaTwoPropertyMarchThirtyTwoThousandAndFifteenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SouthHollandMember" xlink:label="exr_SouthHollandMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SouthHollandMember_lbl" xml:lang="en-US" id="id_8875721_1863971_3_1">South Holland [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SouthHollandMember_lbl" xml:lang="en-US" id="id_8875721_1863971_1_1">South Holland [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SouthHollandMember_lbl" xml:lang="en-US" id="id_8875721_1863971_2_1">South Holland [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SouthHollandMember" xlink:to="exr_SouthHollandMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SouthHoustonMember" xlink:label="exr_SouthHoustonMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SouthHoustonMember_lbl" xml:lang="en-US" id="id_8875721_1842115_3_1">South Houston [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SouthHoustonMember_lbl" xml:lang="en-US" id="id_8875721_1842115_1_1">South Houston [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SouthHoustonMember_lbl" xml:lang="en-US" id="id_8875721_1842115_2_1">South Houston [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SouthHoustonMember" xlink:to="exr_SouthHoustonMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SouthPasadenaMember" xlink:label="exr_SouthPasadenaMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SouthPasadenaMember_lbl" xml:lang="en-US" id="id_8875721_1814336_3_1">South Pasadena [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SouthPasadenaMember_lbl" xml:lang="en-US" id="id_8875721_1814336_1_1">South Pasadena [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SouthPasadenaMember_lbl" xml:lang="en-US" id="id_8875721_1814336_2_1">South Pasadena [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SouthPasadenaMember" xlink:to="exr_SouthPasadenaMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SpenAeroLcMember" xlink:label="exr_SpenAeroLcMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SpenAeroLcMember_lbl" xml:lang="en-US" id="id_8875721_1716439_3_1">Spen Aero Lc [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SpenAeroLcMember_lbl" xml:lang="en-US" id="id_8875721_1716439_1_1">Spen Aero LC [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SpenAeroLcMember_lbl" xml:lang="en-US" id="id_8875721_1716439_2_1">SpenAero, L.C. [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SpenAeroLcMember" xlink:to="exr_SpenAeroLcMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SpringiFortyFiveNorthMember" xlink:label="exr_SpringiFortyFiveNorthMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SpringiFortyFiveNorthMember_lbl" xml:lang="en-US" id="id_8875721_2016050_3_1">Springi Forty Five North [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SpringiFortyFiveNorthMember_lbl" xml:lang="en-US" id="id_8875721_2016050_1_1">Springi Forty Five North [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SpringiFortyFiveNorthMember_lbl" xml:lang="en-US" id="id_8875721_2016050_2_1">Spring / I-45 North [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SpringiFortyFiveNorthMember" xlink:to="exr_SpringiFortyFiveNorthMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_SpringTreaschwigRdMember" xlink:label="exr_SpringTreaschwigRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SpringTreaschwigRdMember_lbl" xml:lang="en-US" id="id_8875721_1807229_3_1">Spring Treaschwig Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SpringTreaschwigRdMember_lbl" xml:lang="en-US" id="id_8875721_1807229_1_1">Spring Treaschwig Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SpringTreaschwigRdMember_lbl" xml:lang="en-US" id="id_8875721_1807229_2_1">Spring / Treaschwig Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_SpringTreaschwigRdMember" xlink:to="exr_SpringTreaschwigRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_StaffordJeffersonDavisHwyMember" xlink:label="exr_StaffordJeffersonDavisHwyMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_StaffordJeffersonDavisHwyMember_lbl" xml:lang="en-US" id="id_8875721_1832549_3_1">Stafford Jefferson Davis Hwy [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_StaffordJeffersonDavisHwyMember_lbl" xml:lang="en-US" id="id_8875721_1832549_1_1">Stafford Jefferson Davis Hwy [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_StaffordJeffersonDavisHwyMember_lbl" xml:lang="en-US" id="id_8875721_1832549_2_1">Stafford / Jefferson Davis Hwy [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_StaffordJeffersonDavisHwyMember" xlink:to="exr_StaffordJeffersonDavisHwyMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_StaffordUsaDrMember" xlink:label="exr_StaffordUsaDrMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_StaffordUsaDrMember_lbl" xml:lang="en-US" id="id_8875721_1949229_3_1">Stafford S USA Dr [Member]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StatementGeographicalAxis_lbl" xml:lang="en-US" id="id_8875721_1641811_1_1">Geographical [Axis]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StatementGeographicalAxis_lbl" xml:lang="en-US" id="id_8875721_1641811_2_1">New York [Member]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StatementLineItems_lbl" xml:lang="en-US" id="id_8875721_1641812_1_1">Statement [Line Items]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StatementLineItems_lbl" xml:lang="en-US" id="id_8875721_1641812_2_1">Statement [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StatementLineItems" xlink:to="us-gaap_StatementLineItems_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StatementOfCashFlowsAbstract" xlink:label="us-gaap_StatementOfCashFlowsAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StatementOfCashFlowsAbstract_lbl" xml:lang="en-US" id="id_8875721_1643038_1_1">Statement of Cash Flows [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StatementOfCashFlowsAbstract_lbl" xml:lang="en-US" id="id_8875721_1643038_2_1">Statement of Cash Flows [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StatementOfCashFlowsAbstract" xlink:to="us-gaap_StatementOfCashFlowsAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StatementOfFinancialPositionAbstract" xlink:label="us-gaap_StatementOfFinancialPositionAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StatementOfFinancialPositionAbstract_lbl" xml:lang="en-US" id="id_8875721_1640591_1_1">Statement of Financial Position [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StatementOfFinancialPositionAbstract_lbl" xml:lang="en-US" id="id_8875721_1640591_2_1">Statement of Financial Position [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StatementOfFinancialPositionAbstract" xlink:to="us-gaap_StatementOfFinancialPositionAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract" xlink:label="us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_lbl" xml:lang="en-US" id="id_8875721_1639796_1_1">Statement of Comprehensive Income [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_lbl" xml:lang="en-US" id="id_8875721_1639796_2_1">Statement of Comprehensive Income [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract" xlink:to="us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StatementOfStockholdersEquityAbstract" xlink:label="us-gaap_StatementOfStockholdersEquityAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StatementOfStockholdersEquityAbstract_lbl" xml:lang="en-US" id="id_8875721_1643451_1_1">Statement of Stockholders' Equity [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StatementOfStockholdersEquityAbstract_lbl" xml:lang="en-US" id="id_8875721_1643451_2_1">Condensed Consolidated Statement of Noncontrolling Interests and Equity [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StatementOfStockholdersEquityAbstract" xlink:to="us-gaap_StatementOfStockholdersEquityAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StatementTable" xlink:label="us-gaap_StatementTable"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StatementTable_lbl" xml:lang="en-US" id="id_8875721_1632950_1_1">Statement [Table]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StatementTable_lbl" xml:lang="en-US" id="id_8875721_1632950_2_1">Statement [Table]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StatementTable" xlink:to="us-gaap_StatementTable_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_StLouisForestParkMember" xlink:label="exr_StLouisForestParkMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_StLouisForestParkMember_lbl" xml:lang="en-US" id="id_8875721_1828452_3_1">St Louis Forest Park [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_StLouisForestParkMember_lbl" xml:lang="en-US" id="id_8875721_1828452_1_1">St Louis Forest Park [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_StLouisForestParkMember_lbl" xml:lang="en-US" id="id_8875721_1828452_2_1">St Louis / Forest Park [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_StLouisForestParkMember" xlink:to="exr_StLouisForestParkMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_StLouisGravoisRdMember" xlink:label="exr_StLouisGravoisRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_StLouisGravoisRdMember_lbl" xml:lang="en-US" id="id_8875721_1921905_3_1">St Louis Gravois Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_StLouisGravoisRdMember_lbl" xml:lang="en-US" id="id_8875721_1921905_1_1">St Louis Gravois Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_StLouisGravoisRdMember_lbl" xml:lang="en-US" id="id_8875721_1921905_2_1">St Louis / Gravois Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_StLouisGravoisRdMember" xlink:to="exr_StLouisGravoisRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_StLouisHallsFerryRdMember" xlink:label="exr_StLouisHallsFerryRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_StLouisHallsFerryRdMember_lbl" xml:lang="en-US" id="id_8875721_1917602_3_1">St Louis Halls Ferry Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_StLouisHallsFerryRdMember_lbl" xml:lang="en-US" id="id_8875721_1917602_1_1">St Louis Halls Ferry Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_StLouisHallsFerryRdMember_lbl" xml:lang="en-US" id="id_8875721_1917602_2_1">St Louis / Halls Ferry Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_StLouisHallsFerryRdMember" xlink:to="exr_StLouisHallsFerryRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_StLouisOldTessonRdMember" xlink:label="exr_StLouisOldTessonRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_StLouisOldTessonRdMember_lbl" xml:lang="en-US" id="id_8875721_1786725_3_1">St Louis Old Tesson Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_StLouisOldTessonRdMember_lbl" xml:lang="en-US" id="id_8875721_1786725_1_1">St Louis Old Tesson Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_StLouisOldTessonRdMember_lbl" xml:lang="en-US" id="id_8875721_1786725_2_1">St Louis / Old Tesson Rd, MO [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_StLouisOldTessonRdMember" xlink:to="exr_StLouisOldTessonRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StockholdersEquity" xlink:label="us-gaap_StockholdersEquity"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockholdersEquity_lbl" xml:lang="en-US" id="id_8875721_1644941_1_1">Stockholders' Equity Attributable to Parent</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_StockholdersEquity_lbl" xml:lang="en-US" id="id_8875721_1644941_6_1">Total Extra Space Storage Inc. stockholders' equity</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquity" xlink:to="us-gaap_StockholdersEquity_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StockholdersEquityAbstract" xlink:label="us-gaap_StockholdersEquityAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockholdersEquityAbstract_lbl" xml:lang="en-US" id="id_8875721_1634143_1_1">Stockholders' Equity Attributable to Parent [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StockholdersEquityAbstract_lbl" xml:lang="en-US" id="id_8875721_1634143_2_1">Extra Space Storage Inc. stockholders' equity:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquityAbstract" xlink:to="us-gaap_StockholdersEquityAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest" xlink:label="us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_lbl" xml:lang="en-US" id="id_8875721_1646970_1_1">Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodEndLabel" xlink:label="us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_lbl" xml:lang="en-US" id="id_8875721_1646970_4_1">Balances</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/periodStartLabel" xlink:label="us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_lbl" xml:lang="en-US" id="id_8875721_1646970_5_1">Balances</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_lbl" xml:lang="en-US" id="id_8875721_1646970_6_1">Total noncontrolling interests and equity</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest" xlink:to="us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestAbstract" xlink:label="us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestAbstract_lbl" xml:lang="en-US" id="id_8875721_1634573_1_1">Stockholders' Equity, Including Portion Attributable to Noncontrolling Interest [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestAbstract_lbl" xml:lang="en-US" id="id_8875721_1634573_2_1">Noncontrolling Interests and Equity:</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestAbstract" xlink:to="us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterestAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StockholdersEquityNoteAbstract" xlink:label="us-gaap_StockholdersEquityNoteAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockholdersEquityNoteAbstract_lbl" xml:lang="en-US" id="id_8875721_1640607_1_1">Stockholders' Equity Note [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StockholdersEquityNoteAbstract_lbl" xml:lang="en-US" id="id_8875721_1640607_2_1">Stockholders' Equity Note [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquityNoteAbstract" xlink:to="us-gaap_StockholdersEquityNoteAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StockholdersEquityNoteDisclosureTextBlock" xlink:label="us-gaap_StockholdersEquityNoteDisclosureTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockholdersEquityNoteDisclosureTextBlock_lbl" xml:lang="en-US" id="id_8875721_1642264_1_1">Stockholders' Equity Note Disclosure [Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StockholdersEquityNoteDisclosureTextBlock_lbl" xml:lang="en-US" id="id_8875721_1642264_2_1">Stockholders' Equity</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockholdersEquityNoteDisclosureTextBlock" xlink:to="us-gaap_StockholdersEquityNoteDisclosureTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesNewIssues" xlink:label="us-gaap_StockIssuedDuringPeriodSharesNewIssues"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockIssuedDuringPeriodSharesNewIssues_lbl" xml:lang="en-US" id="id_8875721_1633033_1_1">Stock Issued During Period, Shares, New Issues</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/positiveLabel" xlink:label="us-gaap_StockIssuedDuringPeriodSharesNewIssues_lbl" xml:lang="en-US" id="id_8875721_1633033_32_1">Shares issued</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StockIssuedDuringPeriodSharesNewIssues_lbl" xml:lang="en-US" id="id_8875721_1633033_2_1">Common stock issued and sold</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_StockIssuedDuringPeriodSharesNewIssues_lbl" xml:lang="en-US" id="id_8875721_1633033_12_1">Issuance of common stock, net of offering costs (in shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodSharesNewIssues" xlink:to="us-gaap_StockIssuedDuringPeriodSharesNewIssues_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardForfeited" xlink:label="us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardForfeited"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardForfeited_lbl" xml:lang="en-US" id="id_8875721_1640610_1_1">Stock Issued During Period, Shares, Restricted Stock Award, Forfeited</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardForfeited_lbl" xml:lang="en-US" id="id_8875721_1640610_14_1">Restricted stock grants cancelled (in shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardForfeited" xlink:to="us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardForfeited_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardGross" xlink:label="us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardGross"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardGross_lbl" xml:lang="en-US" id="id_8875721_1639799_1_1">Stock Issued During Period, Shares, Restricted Stock Award, Gross</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardGross_lbl" xml:lang="en-US" id="id_8875721_1639799_2_1">Restricted stock grants issued (in shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardGross" xlink:to="us-gaap_StockIssuedDuringPeriodSharesRestrictedStockAwardGross_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised" xlink:label="us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_lbl" xml:lang="en-US" id="id_8875721_1642361_1_1">Share-based Compensation Arrangement by Share-based Payment Award, Options, Exercises in Period</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_lbl" xml:lang="en-US" id="id_8875721_1642361_2_1">Issuance of common stock upon the exercise of options (in shares)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_lbl" xml:lang="en-US" id="id_8875721_1642361_14_1">Exercised (in shares)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised" xlink:to="us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueNewIssues" xlink:label="us-gaap_StockIssuedDuringPeriodValueNewIssues"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockIssuedDuringPeriodValueNewIssues_lbl" xml:lang="en-US" id="id_8875721_1645146_1_1">Stock Issued During Period, Value, New Issues</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StockIssuedDuringPeriodValueNewIssues_lbl" xml:lang="en-US" id="id_8875721_1645146_2_1">Issuance of common stock, net of offering costs</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodValueNewIssues" xlink:to="us-gaap_StockIssuedDuringPeriodValueNewIssues_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardGross" xlink:label="us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardGross"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardGross_lbl" xml:lang="en-US" id="id_8875721_1645035_1_1">Stock Issued During Period, Value, Restricted Stock Award, Gross</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardGross_lbl" xml:lang="en-US" id="id_8875721_1645035_2_1">Restricted stock grants issued</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardGross" xlink:to="us-gaap_StockIssuedDuringPeriodValueRestrictedStockAwardGross_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised" xlink:label="us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_lbl" xml:lang="en-US" id="id_8875721_1644722_1_1">Stock Issued During Period, Value, Stock Options Exercised</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_lbl" xml:lang="en-US" id="id_8875721_1644722_2_1">Issuance of common stock upon the exercise of options</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised" xlink:to="us-gaap_StockIssuedDuringPeriodValueStockOptionsExercised_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_StocktonJamestownMember" xlink:label="exr_StocktonJamestownMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_StocktonJamestownMember_lbl" xml:lang="en-US" id="id_8875721_1928436_3_1">Stockton Jamestown CA [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_StocktonJamestownMember_lbl" xml:lang="en-US" id="id_8875721_1928436_1_1">Stockton Jamestown [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_StocktonJamestownMember_lbl" xml:lang="en-US" id="id_8875721_1928436_2_1">Stockton / Jamestown, CA [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_StocktonJamestownMember" xlink:to="exr_StocktonJamestownMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_StocktonPacificAveMember" xlink:label="exr_StocktonPacificAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_StocktonPacificAveMember_lbl" xml:lang="en-US" id="id_8875721_1817819_3_1">Stockton Pacific Ave CA [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_StocktonPacificAveMember_lbl" xml:lang="en-US" id="id_8875721_1817819_1_1">Stockton Pacific Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_StocktonPacificAveMember_lbl" xml:lang="en-US" id="id_8875721_1817819_2_1">Stockton / Pacific Ave, CA [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_StocktonPacificAveMember" xlink:to="exr_StocktonPacificAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_StonehamMember" xlink:label="exr_StonehamMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_StonehamMember_lbl" xml:lang="en-US" id="id_8875721_1889553_3_1">Stoneham Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_StonehamMember_lbl" xml:lang="en-US" id="id_8875721_1889553_1_1">Stoneham Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_StonehamMember_lbl" xml:lang="en-US" id="id_8875721_1889553_2_1">Stoneham, MA [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_StonehamMember" xlink:to="exr_StonehamMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_StoneMountainAnnistownRdMember" xlink:label="exr_StoneMountainAnnistownRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_StoneMountainAnnistownRdMember_lbl" xml:lang="en-US" id="id_8875721_1887328_3_1">Stone Mountain Annistown Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_StoneMountainAnnistownRdMember_lbl" xml:lang="en-US" id="id_8875721_1887328_1_1">Stone Mountain Annistown Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_StoneMountainAnnistownRdMember_lbl" xml:lang="en-US" id="id_8875721_1887328_2_1">Stone Mountain / Annistown Rd, GA [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_StoneMountainAnnistownRdMember" xlink:to="exr_StoneMountainAnnistownRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_StoneMountainSHairstonRdMember" xlink:label="exr_StoneMountainSHairstonRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_StoneMountainSHairstonRdMember_lbl" xml:lang="en-US" id="id_8875721_1771240_3_1">Stone Mountain S Hairston Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_StoneMountainSHairstonRdMember_lbl" xml:lang="en-US" id="id_8875721_1771240_1_1">Stone Mountain S Hairston Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_StoneMountainSHairstonRdMember_lbl" xml:lang="en-US" id="id_8875721_1771240_2_1">Stone Mountain / S Hairston Rd, GA [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_StoneMountainSHairstonRdMember" xlink:to="exr_StoneMountainSHairstonRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_StoragePortfolioILLCMember" xlink:label="exr_StoragePortfolioILLCMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_StoragePortfolioILLCMember_lbl" xml:lang="en-US" id="id_8875721_1719187_3_1">Storage PortfolioI LLC [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_StoragePortfolioILLCMember_lbl" xml:lang="en-US" id="id_8875721_1719187_1_1">Storage PortfolioI LLC [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_StoragePortfolioILLCMember_lbl" xml:lang="en-US" id="id_8875721_1719187_2_1">SPI [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_StoragePortfolioILLCMember" xlink:to="exr_StoragePortfolioILLCMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_StoughtonMember" xlink:label="exr_StoughtonMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_StoughtonMember_lbl" xml:lang="en-US" id="id_8875721_1891976_3_1">Stoughton [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_StoughtonMember_lbl" xml:lang="en-US" id="id_8875721_1891976_1_1">Stoughton [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_StoughtonMember_lbl" xml:lang="en-US" id="id_8875721_1891976_2_1">Stoughton [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_StoughtonMember" xlink:to="exr_StoughtonMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_Strategic1031LLCMember" xlink:label="exr_Strategic1031LLCMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_Strategic1031LLCMember_lbl" xml:lang="en-US" id="id_8875721_2009522_3_1">Strategic 1031 LLC [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_Strategic1031LLCMember_lbl" xml:lang="en-US" id="id_8875721_2009522_1_1">Strategic 1031 LLC [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_Strategic1031LLCMember_lbl" xml:lang="en-US" id="id_8875721_2009522_2_1">Strategic 1031 LLC [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_Strategic1031LLCMember" xlink:to="exr_Strategic1031LLCMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_StrategicStorageGrowthTrustIncMember" xlink:label="exr_StrategicStorageGrowthTrustIncMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_StrategicStorageGrowthTrustIncMember_lbl" xml:lang="en-US" id="id_8875721_1931567_3_1">Strategic Storage Growth Trust Inc [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_StrategicStorageGrowthTrustIncMember_lbl" xml:lang="en-US" id="id_8875721_1931567_1_1">Strategic Storage Growth Trust Inc [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_StrategicStorageGrowthTrustIncMember_lbl" xml:lang="en-US" id="id_8875721_1931567_2_1">Strategic Storage Growth Trust Inc [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_StrategicStorageGrowthTrustIncMember" xlink:to="exr_StrategicStorageGrowthTrustIncMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_StuartGranParkWayMember" xlink:label="exr_StuartGranParkWayMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_StuartGranParkWayMember_lbl" xml:lang="en-US" id="id_8875721_2015716_3_1">Stuart Gran Park Way [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_StuartGranParkWayMember_lbl" xml:lang="en-US" id="id_8875721_2015716_1_1">Stuart Gran Park Way [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_StuartGranParkWayMember_lbl" xml:lang="en-US" id="id_8875721_2015716_2_1">Stuart Gran Park Way [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_StuartGranParkWayMember" xlink:to="exr_StuartGranParkWayMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_StuartKannerHwyMember" xlink:label="exr_StuartKannerHwyMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_StuartKannerHwyMember_lbl" xml:lang="en-US" id="id_8875721_2015719_3_1">Stuart Kanner Hwy [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_StuartKannerHwyMember_lbl" xml:lang="en-US" id="id_8875721_2015719_1_1">Stuart Kanner Hwy [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_StuartKannerHwyMember_lbl" xml:lang="en-US" id="id_8875721_2015719_2_1">Stuart Kanner Hwy [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_StuartKannerHwyMember" xlink:to="exr_StuartKannerHwyMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_StuartNwFederalHwyOneMember" xlink:label="exr_StuartNwFederalHwyOneMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_StuartNwFederalHwyOneMember_lbl" xml:lang="en-US" id="id_8875721_2015721_3_1">Stuart NW Federal Hwy One [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_StuartNwFederalHwyOneMember_lbl" xml:lang="en-US" id="id_8875721_2015721_1_1">Stuart NW Federal Hwy One [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_StuartNwFederalHwyOneMember_lbl" xml:lang="en-US" id="id_8875721_2015721_2_1">Stuart NW Federal Hwy One [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_StuartNwFederalHwyOneMember" xlink:to="exr_StuartNwFederalHwyOneMember_lbl"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_SubsequentEventLineItems_lbl" xml:lang="en-US" id="id_8875721_1639792_1_1">Subsequent Event [Line Items]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_SugarHillNelsonBrogdonBlvdTwoMember_lbl" xml:lang="en-US" id="id_8875721_1789157_3_1">Sugar Hill Nelson Brogdon Blvd Two [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SugarHillNelsonBrogdonBlvdTwoMember_lbl" xml:lang="en-US" id="id_8875721_1789157_1_1">Sugar Hill Nelson Brogdon Blvd Two [Member]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SummervilleOldTrolleyRdMember_lbl" xml:lang="en-US" id="id_8875721_2015727_1_1">Summerville / Old Trolley Rd [Member]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_SylmarMember_lbl" xml:lang="en-US" id="id_8875721_1836159_1_1">Sylmar [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_SylmarMember_lbl" xml:lang="en-US" id="id_8875721_1836159_2_1">Sylmar [Member]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_TacomaMember_lbl" xml:lang="en-US" id="id_8875721_1864339_1_1">Tacoma [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_TacomaMember_lbl" xml:lang="en-US" id="id_8875721_1864339_2_1">Tacoma [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_TacomaMember" xlink:to="exr_TacomaMember_lbl"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_TallahasseeMember_lbl" xml:lang="en-US" id="id_8875721_1828813_3_1">Tallahassee [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_TallahasseeMember_lbl" xml:lang="en-US" id="id_8875721_1828813_1_1">Tallahassee [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_TallahasseeMember_lbl" xml:lang="en-US" id="id_8875721_1828813_2_1">Tallahassee [Member]</label>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_TamiamiMember_lbl" xml:lang="en-US" id="id_8875721_1764062_1_1">Tamiami [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_TamiamiMember_lbl" xml:lang="en-US" id="id_8875721_1764062_2_1">Tamiami [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_TamiamiMember" xlink:to="exr_TamiamiMember_lbl"/>
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    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_TampaCypressStMember_lbl" xml:lang="en-US" id="id_8875721_1912835_3_1">Tampa Cypress St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_TampaCypressStMember_lbl" xml:lang="en-US" id="id_8875721_1912835_1_1">Tampa Cypress St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_TampaCypressStMember_lbl" xml:lang="en-US" id="id_8875721_1912835_2_1">Tampa / Cypress St [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_TampaCypressStMember" xlink:to="exr_TampaCypressStMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_TampaWClevelandStMember" xlink:label="exr_TampaWClevelandStMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_TampaWClevelandStMember_lbl" xml:lang="en-US" id="id_8875721_1853523_3_1">Tampa W Cleveland St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_TampaWClevelandStMember_lbl" xml:lang="en-US" id="id_8875721_1853523_1_1">Tampa W Cleveland St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_TampaWClevelandStMember_lbl" xml:lang="en-US" id="id_8875721_1853523_2_1">Tampa / W Cleveland St [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_TampaWClevelandStMember" xlink:to="exr_TampaWClevelandStMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_TampaWHillsboroughAveMember" xlink:label="exr_TampaWHillsboroughAveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_TampaWHillsboroughAveMember_lbl" xml:lang="en-US" id="id_8875721_1823585_3_1">Tampa W Hillsborough Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_TampaWHillsboroughAveMember_lbl" xml:lang="en-US" id="id_8875721_1823585_1_1">Tampa W Hillsborough Ave [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_TampaWHillsboroughAveMember_lbl" xml:lang="en-US" id="id_8875721_1823585_2_1">Tampa / W Hillsborough Ave [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_TampaWHillsboroughAveMember" xlink:to="exr_TampaWHillsboroughAveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_TaylorsMember" xlink:label="exr_TaylorsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_TaylorsMember_lbl" xml:lang="en-US" id="id_8875721_1711280_3_1">Taylors [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_TaylorsMember_lbl" xml:lang="en-US" id="id_8875721_1711280_1_1">Taylors [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_TaylorsMember_lbl" xml:lang="en-US" id="id_8875721_1711280_2_1">Taylors [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_TaylorsMember" xlink:to="exr_TaylorsMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_TempeBroadwayRdMember" xlink:label="exr_TempeBroadwayRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_TempeBroadwayRdMember_lbl" xml:lang="en-US" id="id_8875721_2015728_3_1">Tempe / W Broadway Rd AZ [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_TempeBroadwayRdMember_lbl" xml:lang="en-US" id="id_8875721_2015728_1_1">Tempe / W Broadway Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_TempeBroadwayRdMember_lbl" xml:lang="en-US" id="id_8875721_2015728_2_1">Tempe / W Broadway Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_TempeBroadwayRdMember" xlink:to="exr_TempeBroadwayRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_TempePriestDrMember" xlink:label="exr_TempePriestDrMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_TempePriestDrMember_lbl" xml:lang="en-US" id="id_8875721_2015788_3_1">Tempe / S Priest Dr AZ [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_TempePriestDrMember_lbl" xml:lang="en-US" id="id_8875721_2015788_1_1">Tempe / S Priest Dr [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_TempePriestDrMember_lbl" xml:lang="en-US" id="id_8875721_2015788_2_1">Tempe / S Priest Dr [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_TempePriestDrMember" xlink:to="exr_TempePriestDrMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_TenantReinsuranceClaimsMember" xlink:label="exr_TenantReinsuranceClaimsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_TenantReinsuranceClaimsMember_lbl" xml:lang="en-US" id="id_8875721_2015558_3_1">Tenant Reinsurance Claims [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_TenantReinsuranceClaimsMember_lbl" xml:lang="en-US" id="id_8875721_2015558_1_1">Tenant Reinsurance Claims [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_TenantReinsuranceClaimsMember_lbl" xml:lang="en-US" id="id_8875721_2015558_2_1">Tenant Reinsurance Claims [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_TenantReinsuranceClaimsMember" xlink:to="exr_TenantReinsuranceClaimsMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_TenantReinsuranceExpense" xlink:label="exr_TenantReinsuranceExpense"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_TenantReinsuranceExpense_lbl" xml:lang="en-US" id="id_8875721_1752086_3_1">The expense in the period incurred with respect to the entity's tenant reinsurance program.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_TenantReinsuranceExpense_lbl" xml:lang="en-US" id="id_8875721_1752086_1_1">Tenant Reinsurance Expense</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_TenantReinsuranceExpense_lbl" xml:lang="en-US" id="id_8875721_1752086_2_1">Tenant reinsurance</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_TenantReinsuranceExpense" xlink:to="exr_TenantReinsuranceExpense_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_TenantReinsuranceMember" xlink:label="exr_TenantReinsuranceMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_TenantReinsuranceMember_lbl" xml:lang="en-US" id="id_8875721_1667937_3_1">Tenant Reinsurance [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_TenantReinsuranceMember_lbl" xml:lang="en-US" id="id_8875721_1667937_1_1">Tenant Reinsurance [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_TenantReinsuranceMember_lbl" xml:lang="en-US" id="id_8875721_1667937_2_1">Tenant Reinsurance [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_TenantReinsuranceMember" xlink:to="exr_TenantReinsuranceMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_TenantReinsurancePolicyAverageAmountOfInsuranceCoverage" xlink:label="exr_TenantReinsurancePolicyAverageAmountOfInsuranceCoverage"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_TenantReinsurancePolicyAverageAmountOfInsuranceCoverage_lbl" xml:lang="en-US" id="id_8875721_1721953_3_1">Represents the average amount of insurance coverage under the tenant reinsurance policy.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_TenantReinsurancePolicyAverageAmountOfInsuranceCoverage_lbl" xml:lang="en-US" id="id_8875721_1721953_1_1">Tenant Reinsurance Policy Average Amount Of Insurance Coverage</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_TenantReinsurancePolicyAverageAmountOfInsuranceCoverage_lbl" xml:lang="en-US" id="id_8875721_1721953_2_1">Average amount of insurance coverage</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_TenantReinsurancePolicyAverageAmountOfInsuranceCoverage" xlink:to="exr_TenantReinsurancePolicyAverageAmountOfInsuranceCoverage_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_TenantReinsurancePolicyMaximumAmountOfInsuranceCoverage" xlink:label="exr_TenantReinsurancePolicyMaximumAmountOfInsuranceCoverage"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_TenantReinsurancePolicyMaximumAmountOfInsuranceCoverage_lbl" xml:lang="en-US" id="id_8875721_1736211_3_1">Represents the maximum amount of insurance coverage under the tenant reinsurance policy.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_TenantReinsurancePolicyMaximumAmountOfInsuranceCoverage_lbl" xml:lang="en-US" id="id_8875721_1736211_1_1">Tenant Reinsurance Policy Maximum Amount Of Insurance Coverage</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_TenantReinsurancePolicyMaximumAmountOfInsuranceCoverage_lbl" xml:lang="en-US" id="id_8875721_1736211_2_1">Maximum amount of insurance coverage</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_TenantReinsurancePolicyMaximumAmountOfInsuranceCoverage" xlink:to="exr_TenantReinsurancePolicyMaximumAmountOfInsuranceCoverage_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_TenantReinsurancePolicyMinimumAmountOfInsuranceCoverage" xlink:label="exr_TenantReinsurancePolicyMinimumAmountOfInsuranceCoverage"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_TenantReinsurancePolicyMinimumAmountOfInsuranceCoverage_lbl" xml:lang="en-US" id="id_8875721_1712461_3_1">Represents the minimum amount of insurance coverage under the tenant reinsurance policy.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_TenantReinsurancePolicyMinimumAmountOfInsuranceCoverage_lbl" xml:lang="en-US" id="id_8875721_1712461_1_1">Tenant Reinsurance Policy Minimum Amount Of Insurance Coverage</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_TenantReinsurancePolicyMinimumAmountOfInsuranceCoverage_lbl" xml:lang="en-US" id="id_8875721_1712461_2_1">Minimum amount of insurance coverage</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_TenantReinsurancePolicyMinimumAmountOfInsuranceCoverage" xlink:to="exr_TenantReinsurancePolicyMinimumAmountOfInsuranceCoverage_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_TenantRelationshipsMember" xlink:label="exr_TenantRelationshipsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_TenantRelationshipsMember_lbl" xml:lang="en-US" id="id_8875721_1900666_3_1">Tenant Relationships [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_TenantRelationshipsMember_lbl" xml:lang="en-US" id="id_8875721_1900666_1_1">Tenant Relationships [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_TenantRelationshipsMember_lbl" xml:lang="en-US" id="id_8875721_1900666_2_1">Intangible Assets - Tenant Relationships [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_TenantRelationshipsMember" xlink:to="exr_TenantRelationshipsMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_TermToMakeAdditionalCashPaymentIfPropertiesAcquiredExceededSpecifiedAmountOfNetRentalIncome" xlink:label="exr_TermToMakeAdditionalCashPaymentIfPropertiesAcquiredExceededSpecifiedAmountOfNetRentalIncome"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_TermToMakeAdditionalCashPaymentIfPropertiesAcquiredExceededSpecifiedAmountOfNetRentalIncome_lbl" xml:lang="en-US" id="id_8875721_1721392_3_1">Represents the term to make additional cash payment to sellers, if the properties acquired exceeded a specified amount of net rental income.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_TermToMakeAdditionalCashPaymentIfPropertiesAcquiredExceededSpecifiedAmountOfNetRentalIncome_lbl" xml:lang="en-US" id="id_8875721_1721392_1_1">Term to Make Additional Cash Payment if Properties Acquired Exceeded Specified Amount of Net Rental Income</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_TermToMakeAdditionalCashPaymentIfPropertiesAcquiredExceededSpecifiedAmountOfNetRentalIncome_lbl" xml:lang="en-US" id="id_8875721_1721392_2_1">Term to make additional cash payment to sellers if the stores acquired exceeded a specified amount of net rental income</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_TermToMakeAdditionalCashPaymentIfPropertiesAcquiredExceededSpecifiedAmountOfNetRentalIncome" xlink:to="exr_TermToMakeAdditionalCashPaymentIfPropertiesAcquiredExceededSpecifiedAmountOfNetRentalIncome_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_TexasOnePropertyAprilFourteenTwoThousandAndFifteenMember" xlink:label="exr_TexasOnePropertyAprilFourteenTwoThousandAndFifteenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_TexasOnePropertyAprilFourteenTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_1977165_3_1">Texas One Property April Fourteen Two Thousand And Fifteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_TexasOnePropertyAprilFourteenTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_1977165_1_1">Texas One Property April Fourteen Two Thousand And Fifteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_TexasOnePropertyAprilFourteenTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_1977165_2_1">Texas 1 Property Acquired 4/14/2015 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_TexasOnePropertyAprilFourteenTwoThousandAndFifteenMember" xlink:to="exr_TexasOnePropertyAprilFourteenTwoThousandAndFifteenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_TexasOnePropertyAugustEightTwoThousandAndFourteenMember" xlink:label="exr_TexasOnePropertyAugustEightTwoThousandAndFourteenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_TexasOnePropertyAugustEightTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1727441_3_1">Texas One Property August Eight Two Thousand And Fourteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_TexasOnePropertyAugustEightTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1727441_1_1">Texas One Property August Eight Two Thousand And Fourteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_TexasOnePropertyAugustEightTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1727441_2_1">Texas, 1 Property Acquired 8/8/2014 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_TexasOnePropertyAugustEightTwoThousandAndFourteenMember" xlink:to="exr_TexasOnePropertyAugustEightTwoThousandAndFourteenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_TexasOnePropertyFebruaryFiveTwoThousandAndFourteenMember" xlink:label="exr_TexasOnePropertyFebruaryFiveTwoThousandAndFourteenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_TexasOnePropertyFebruaryFiveTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1748452_3_1">Texas One Property February Five Two Thousand And Fourteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_TexasOnePropertyFebruaryFiveTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1748452_1_1">Texas One Property February Five Two Thousand And Fourteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_TexasOnePropertyFebruaryFiveTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1748452_2_1">Texas, 1 Property Acquired 2/5/2014 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_TexasOnePropertyFebruaryFiveTwoThousandAndFourteenMember" xlink:to="exr_TexasOnePropertyFebruaryFiveTwoThousandAndFourteenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_TexasOnePropertyFebruaryTwentyFourTwoThousandAndFifteenMember" xlink:label="exr_TexasOnePropertyFebruaryTwentyFourTwoThousandAndFifteenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_TexasOnePropertyFebruaryTwentyFourTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_1892075_3_1">Texas One Property February Twenty Four Two Thousand And Fifteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_TexasOnePropertyFebruaryTwentyFourTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_1892075_1_1">Texas One Property February Twenty Four Two Thousand And Fifteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_TexasOnePropertyFebruaryTwentyFourTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_1892075_2_1">Texas 1 Property Acquired 2/24/2015 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_TexasOnePropertyFebruaryTwentyFourTwoThousandAndFifteenMember" xlink:to="exr_TexasOnePropertyFebruaryTwentyFourTwoThousandAndFifteenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_TexasOnePropertyNovemberThirteenTwoThousandAndFifteenMember" xlink:label="exr_TexasOnePropertyNovemberThirteenTwoThousandAndFifteenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_TexasOnePropertyNovemberThirteenTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_2009470_3_1">Texas One Property November Thirteen Two Thousand And Fifteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_TexasOnePropertyNovemberThirteenTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_2009470_1_1">Texas One Property November Thirteen Two Thousand And Fifteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_TexasOnePropertyNovemberThirteenTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_2009470_2_1">Texas 1 Property Acquired 11/16/2015 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_TexasOnePropertyNovemberThirteenTwoThousandAndFifteenMember" xlink:to="exr_TexasOnePropertyNovemberThirteenTwoThousandAndFifteenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_TexasOnePropertyOctoberTwentyThreeTwoThousandAndFifteenMember" xlink:label="exr_TexasOnePropertyOctoberTwentyThreeTwoThousandAndFifteenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_TexasOnePropertyOctoberTwentyThreeTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_2012676_3_1">Texas One Property October Twenty Three Two Thousand and Fifteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_TexasOnePropertyOctoberTwentyThreeTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_2012676_1_1">Texas One Property October Twenty Three Two Thousand and Fifteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_TexasOnePropertyOctoberTwentyThreeTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_2012676_2_1">Texas 1 Property Acquired 10/23/2015 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_TexasOnePropertyOctoberTwentyThreeTwoThousandAndFifteenMember" xlink:to="exr_TexasOnePropertyOctoberTwentyThreeTwoThousandAndFifteenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_TexasThreePropertyJanuaryThirteenTwoThousandAndFifteenMember" xlink:label="exr_TexasThreePropertyJanuaryThirteenTwoThousandAndFifteenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_TexasThreePropertyJanuaryThirteenTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_1801030_3_1">Texas Three Property January Thirteen Two Thousand And Fifteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_TexasThreePropertyJanuaryThirteenTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_1801030_1_1">Texas Three Property January Thirteen Two Thousand And Fifteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_TexasThreePropertyJanuaryThirteenTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_1801030_2_1">Texas 3 Property Acquired 1/13/2015 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_TexasThreePropertyJanuaryThirteenTwoThousandAndFifteenMember" xlink:to="exr_TexasThreePropertyJanuaryThirteenTwoThousandAndFifteenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_TextBlockAbstract" xlink:label="us-gaap_TextBlockAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_TextBlockAbstract_lbl" xml:lang="en-US" id="id_8875721_1639366_1_1">Text Block [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_TextBlockAbstract_lbl" xml:lang="en-US" id="id_8875721_1639366_2_1">Text Block [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_TextBlockAbstract" xlink:to="us-gaap_TextBlockAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_TheWoodlandsMember" xlink:label="exr_TheWoodlandsMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_TheWoodlandsMember_lbl" xml:lang="en-US" id="id_8875721_2007751_3_1">The Woodlands [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_TheWoodlandsMember_lbl" xml:lang="en-US" id="id_8875721_2007751_1_1">The Woodlands [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_TheWoodlandsMember_lbl" xml:lang="en-US" id="id_8875721_2007751_2_1">The Woodlands [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_TheWoodlandsMember" xlink:to="exr_TheWoodlandsMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ThirdCreditLineMember" xlink:label="exr_ThirdCreditLineMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ThirdCreditLineMember_lbl" xml:lang="en-US" id="id_8875721_1837794_3_1">Third Credit Line [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ThirdCreditLineMember_lbl" xml:lang="en-US" id="id_8875721_1837794_1_1">Third Credit Line [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ThirdCreditLineMember_lbl" xml:lang="en-US" id="id_8875721_1837794_2_1">Credit Line 3 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ThirdCreditLineMember" xlink:to="exr_ThirdCreditLineMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ThorntonMember" xlink:label="exr_ThorntonMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ThorntonMember_lbl" xml:lang="en-US" id="id_8875721_1853028_3_1">Thornton [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ThorntonMember_lbl" xml:lang="en-US" id="id_8875721_1853028_1_1">Thornton [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ThorntonMember_lbl" xml:lang="en-US" id="id_8875721_1853028_2_1">Thornton [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ThorntonMember" xlink:to="exr_ThorntonMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ThousandOaksMember" xlink:label="exr_ThousandOaksMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ThousandOaksMember_lbl" xml:lang="en-US" id="id_8875721_1873520_3_1">Thousand Oaks CA [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ThousandOaksMember_lbl" xml:lang="en-US" id="id_8875721_1873520_1_1">Thousand Oaks [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ThousandOaksMember_lbl" xml:lang="en-US" id="id_8875721_1873520_2_1">Thousand Oaks [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ThousandOaksMember" xlink:to="exr_ThousandOaksMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_TinleyParkMember" xlink:label="exr_TinleyParkMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_TinleyParkMember_lbl" xml:lang="en-US" id="id_8875721_1653926_3_1">Tinley Park [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_TinleyParkMember_lbl" xml:lang="en-US" id="id_8875721_1653926_1_1">Tinley Park [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_TinleyParkMember_lbl" xml:lang="en-US" id="id_8875721_1653926_2_1">Tinley Park [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_TinleyParkMember" xlink:to="exr_TinleyParkMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/stpr/2011/stpr-2011-01-31.xsd#stpr_TN" xlink:label="stpr_TN"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="stpr_TN_lbl" xml:lang="en-US" id="id_8875721_1634961_1_1">TENNESSEE</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="stpr_TN_lbl" xml:lang="en-US" id="id_8875721_1634961_2_1">TENNESSEE</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="stpr_TN" xlink:to="stpr_TN_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_TomsRiverRoute37EastOneMember" xlink:label="exr_TomsRiverRoute37EastOneMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_TomsRiverRoute37EastOneMember_lbl" xml:lang="en-US" id="id_8875721_2015801_3_1">Toms River / Route 37 East One [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_TomsRiverRoute37EastOneMember_lbl" xml:lang="en-US" id="id_8875721_2015801_1_1">Toms River / Route 37 East One [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_TomsRiverRoute37EastOneMember_lbl" xml:lang="en-US" id="id_8875721_2015801_2_1">Toms River / Route 37 East One [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_TomsRiverRoute37EastOneMember" xlink:to="exr_TomsRiverRoute37EastOneMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_TomsRiverRoute37EastTwoMember" xlink:label="exr_TomsRiverRoute37EastTwoMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_TomsRiverRoute37EastTwoMember_lbl" xml:lang="en-US" id="id_8875721_2015804_3_1">Toms River / Route 37 East Two [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_TomsRiverRoute37EastTwoMember_lbl" xml:lang="en-US" id="id_8875721_2015804_1_1">Toms River / Route 37 East Two [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_TomsRiverRoute37EastTwoMember_lbl" xml:lang="en-US" id="id_8875721_2015804_2_1">Toms River / Route 37 East Two [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_TomsRiverRoute37EastTwoMember" xlink:to="exr_TomsRiverRoute37EastTwoMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_TomsRiverRoute9Member" xlink:label="exr_TomsRiverRoute9Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_TomsRiverRoute9Member_lbl" xml:lang="en-US" id="id_8875721_2016076_3_1">Toms River / Route [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_TomsRiverRoute9Member_lbl" xml:lang="en-US" id="id_8875721_2016076_1_1">Toms River / Route 9 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_TomsRiverRoute9Member_lbl" xml:lang="en-US" id="id_8875721_2016076_2_1">Toms River / Route 9 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_TomsRiverRoute9Member" xlink:to="exr_TomsRiverRoute9Member_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_TotalInvestmentMember" xlink:label="exr_TotalInvestmentMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_TotalInvestmentMember_lbl" xml:lang="en-US" id="id_8875721_1721386_3_1">Total Investment [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_TotalInvestmentMember_lbl" xml:lang="en-US" id="id_8875721_1721386_1_1">Total Investment [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_TotalInvestmentMember_lbl" xml:lang="en-US" id="id_8875721_1721386_2_1">Total Investment [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_TotalInvestmentMember" xlink:to="exr_TotalInvestmentMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_TowsonEastJoppaRdOneMember" xlink:label="exr_TowsonEastJoppaRdOneMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_TowsonEastJoppaRdOneMember_lbl" xml:lang="en-US" id="id_8875721_1873958_3_1">Towson East Joppa Rd One [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_TowsonEastJoppaRdOneMember_lbl" xml:lang="en-US" id="id_8875721_1873958_1_1">Towson East Joppa Rd One [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_TowsonEastJoppaRdOneMember_lbl" xml:lang="en-US" id="id_8875721_1873958_2_1">Towson / East Joppa Rd 1 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_TowsonEastJoppaRdOneMember" xlink:to="exr_TowsonEastJoppaRdOneMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_TowsonEastJoppaRdTwoMember" xlink:label="exr_TowsonEastJoppaRdTwoMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_TowsonEastJoppaRdTwoMember_lbl" xml:lang="en-US" id="id_8875721_1795458_3_1">Towson East Joppa Rd Two [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_TowsonEastJoppaRdTwoMember_lbl" xml:lang="en-US" id="id_8875721_1795458_1_1">Towson East Joppa Rd Two [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_TowsonEastJoppaRdTwoMember_lbl" xml:lang="en-US" id="id_8875721_1795458_2_1">Towson / East Joppa Rd 2 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_TowsonEastJoppaRdTwoMember" xlink:to="exr_TowsonEastJoppaRdTwoMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_TracyEleventhSt1Member" xlink:label="exr_TracyEleventhSt1Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_TracyEleventhSt1Member_lbl" xml:lang="en-US" id="id_8875721_2016061_3_1">Tracy / Eleventh St 1 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_TracyEleventhSt1Member_lbl" xml:lang="en-US" id="id_8875721_2016061_1_1">Tracy / Eleventh St 1 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_TracyEleventhSt1Member_lbl" xml:lang="en-US" id="id_8875721_2016061_2_1">Tracy / E 11th St 1 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_TracyEleventhSt1Member" xlink:to="exr_TracyEleventhSt1Member_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_TracyEleventhSt2Member" xlink:label="exr_TracyEleventhSt2Member"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_TracyEleventhSt2Member_lbl" xml:lang="en-US" id="id_8875721_2016062_3_1">Tracy / Eleventh St 2 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_TracyEleventhSt2Member_lbl" xml:lang="en-US" id="id_8875721_2016062_1_1">Tracy / Eleventh St 2 [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_TracyEleventhSt2Member_lbl" xml:lang="en-US" id="id_8875721_2016062_2_1">Tracy / E 11th St 2 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_TracyEleventhSt2Member" xlink:to="exr_TracyEleventhSt2Member_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/dei/2014/dei-2014-01-31.xsd#dei_TradingSymbol" xlink:label="dei_TradingSymbol"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="dei_TradingSymbol_lbl" xml:lang="en-US" id="id_8875721_1643125_1_1">Trading Symbol</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="dei_TradingSymbol_lbl" xml:lang="en-US" id="id_8875721_1643125_2_1">Trading Symbol</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="dei_TradingSymbol" xlink:to="dei_TradingSymbol_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_TrentonMember" xlink:label="exr_TrentonMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_TrentonMember_lbl" xml:lang="en-US" id="id_8875721_1810719_3_1">Trenton [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_TrentonMember_lbl" xml:lang="en-US" id="id_8875721_1810719_1_1">Trenton [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_TrentonMember_lbl" xml:lang="en-US" id="id_8875721_1810719_2_1">Trenton [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_TrentonMember" xlink:to="exr_TrentonMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_TroyMember" xlink:label="exr_TroyMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_TroyMember_lbl" xml:lang="en-US" id="id_8875721_1797163_3_1">Troy [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_TroyMember_lbl" xml:lang="en-US" id="id_8875721_1797163_1_1">Troy [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_TroyMember_lbl" xml:lang="en-US" id="id_8875721_1797163_2_1">Troy [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_TroyMember" xlink:to="exr_TroyMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_TuckerMember" xlink:label="exr_TuckerMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_TuckerMember_lbl" xml:lang="en-US" id="id_8875721_1912252_3_1">Tucker [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_TuckerMember_lbl" xml:lang="en-US" id="id_8875721_1912252_1_1">Tucker [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_TuckerMember_lbl" xml:lang="en-US" id="id_8875721_1912252_2_1">Tucker [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_TuckerMember" xlink:to="exr_TuckerMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_TucsonMember" xlink:label="exr_TucsonMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_TucsonMember_lbl" xml:lang="en-US" id="id_8875721_1820429_3_1">Tucson [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_TucsonMember_lbl" xml:lang="en-US" id="id_8875721_1820429_1_1">Tucson [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_TucsonMember_lbl" xml:lang="en-US" id="id_8875721_1820429_2_1">Tucson [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_TucsonMember" xlink:to="exr_TucsonMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/stpr/2011/stpr-2011-01-31.xsd#stpr_TX" xlink:label="stpr_TX"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="stpr_TX_lbl" xml:lang="en-US" id="id_8875721_1644349_1_1">TEXAS</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="stpr_TX_lbl" xml:lang="en-US" id="id_8875721_1644349_2_1">Texas [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="stpr_TX" xlink:to="stpr_TX_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_TyngsboroMember" xlink:label="exr_TyngsboroMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_TyngsboroMember_lbl" xml:lang="en-US" id="id_8875721_1787503_3_1">Tyngsboro [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_TyngsboroMember_lbl" xml:lang="en-US" id="id_8875721_1787503_1_1">Tyngsboro [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_TyngsboroMember_lbl" xml:lang="en-US" id="id_8875721_1787503_2_1">Tyngsboro [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_TyngsboroMember" xlink:to="exr_TyngsboroMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_UnamortizedDebtIssuanceCostsAndDiscountOnDebtMember" xlink:label="exr_UnamortizedDebtIssuanceCostsAndDiscountOnDebtMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_UnamortizedDebtIssuanceCostsAndDiscountOnDebtMember_lbl" xml:lang="en-US" id="id_8875721_1957603_3_1">Unamortized Debt Issuance Costs And Discount On Debt [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_UnamortizedDebtIssuanceCostsAndDiscountOnDebtMember_lbl" xml:lang="en-US" id="id_8875721_1957603_1_1">Unamortized Debt Issuance Costs And Discount On Debt [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_UnamortizedDebtIssuanceCostsAndDiscountOnDebtMember_lbl" xml:lang="en-US" id="id_8875721_1957603_2_1">Unamortized Debt Issuance Expense [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_UnamortizedDebtIssuanceCostsAndDiscountOnDebtMember" xlink:to="exr_UnamortizedDebtIssuanceCostsAndDiscountOnDebtMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_UnamortizedDebtIssuanceExpense" xlink:label="us-gaap_UnamortizedDebtIssuanceExpense"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_UnamortizedDebtIssuanceExpense_lbl" xml:lang="en-US" id="id_8875721_1648119_1_1">Unamortized Debt Issuance Expense</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_UnamortizedDebtIssuanceExpense_lbl" xml:lang="en-US" id="id_8875721_1648119_2_1">Unamortized debt issuance costs</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedLabel" xlink:label="us-gaap_UnamortizedDebtIssuanceExpense_lbl" xml:lang="en-US" id="id_8875721_1648119_14_1">Less: unamortized debt issuance costs</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2009/role/negatedTerseLabel" xlink:label="us-gaap_UnamortizedDebtIssuanceExpense_lbl" xml:lang="en-US" id="id_8875721_1648119_18_1">Unamortized debt issuance costs</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_UnamortizedDebtIssuanceExpense" xlink:to="us-gaap_UnamortizedDebtIssuanceExpense_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_UnamortizedDeferredFinanceCosts" xlink:label="exr_UnamortizedDeferredFinanceCosts"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_UnamortizedDeferredFinanceCosts_lbl" xml:lang="en-US" id="id_8875721_1933399_3_1">Unamortized Deferred Finance Costs</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_UnamortizedDeferredFinanceCosts_lbl" xml:lang="en-US" id="id_8875721_1933399_1_1">Unamortized Deferred Finance Costs</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_UnamortizedDeferredFinanceCosts_lbl" xml:lang="en-US" id="id_8875721_1933399_2_1">Unamortized deferred financing costs, net</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_UnamortizedDeferredFinanceCosts" xlink:to="exr_UnamortizedDeferredFinanceCosts_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_UnconsolidatedJointVenturesExcessProfitParticipationPercentage" xlink:label="exr_UnconsolidatedJointVenturesExcessProfitParticipationPercentage"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_UnconsolidatedJointVenturesExcessProfitParticipationPercentage_lbl" xml:lang="en-US" id="id_8875721_1738230_3_1">The percentage of excess profit participation in unconsolidated joint ventures.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_UnconsolidatedJointVenturesExcessProfitParticipationPercentage_lbl" xml:lang="en-US" id="id_8875721_1738230_1_1">Unconsolidated Joint Ventures Excess Profit Participation Percentage</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_UnconsolidatedJointVenturesExcessProfitParticipationPercentage_lbl" xml:lang="en-US" id="id_8875721_1738230_2_1">Excess Profit Participation</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_UnconsolidatedJointVenturesExcessProfitParticipationPercentage" xlink:to="exr_UnconsolidatedJointVenturesExcessProfitParticipationPercentage_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_UndistributedEarnings" xlink:label="us-gaap_UndistributedEarnings"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_UndistributedEarnings_lbl" xml:lang="en-US" id="id_8875721_1647636_1_1">Undistributed Earnings, Basic</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_UndistributedEarnings_lbl" xml:lang="en-US" id="id_8875721_1647636_2_1">Earnings and dividends allocated to participating securities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_UndistributedEarnings" xlink:to="us-gaap_UndistributedEarnings_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_UndistributedEarningsDiluted" xlink:label="us-gaap_UndistributedEarningsDiluted"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_UndistributedEarningsDiluted_lbl" xml:lang="en-US" id="id_8875721_1647735_1_1">Undistributed Earnings, Diluted</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_UndistributedEarningsDiluted_lbl" xml:lang="en-US" id="id_8875721_1647735_2_1">Earnings and dividends allocated to participating securities</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_UndistributedEarningsDiluted" xlink:to="us-gaap_UndistributedEarningsDiluted_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_UnionGreenLnMember" xlink:label="exr_UnionGreenLnMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_UnionGreenLnMember_lbl" xml:lang="en-US" id="id_8875721_1853646_3_1">Union Green Ln [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_UnionGreenLnMember_lbl" xml:lang="en-US" id="id_8875721_1853646_1_1">Union Green Ln [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_UnionGreenLnMember_lbl" xml:lang="en-US" id="id_8875721_1853646_2_1">Union / Green Ln [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_UnionGreenLnMember" xlink:to="exr_UnionGreenLnMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_UnionRouteTwentyTwoWestMember" xlink:label="exr_UnionRouteTwentyTwoWestMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_UnionRouteTwentyTwoWestMember_lbl" xml:lang="en-US" id="id_8875721_1888401_3_1">Union Route Twenty Two West [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_UnionRouteTwentyTwoWestMember_lbl" xml:lang="en-US" id="id_8875721_1888401_1_1">Union Route Twenty Two West [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_UnionRouteTwentyTwoWestMember_lbl" xml:lang="en-US" id="id_8875721_1888401_2_1">Union / Route 22 West [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_UnionRouteTwentyTwoWestMember" xlink:to="exr_UnionRouteTwentyTwoWestMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_UnitsOfPartnershipInterestAmount" xlink:label="us-gaap_UnitsOfPartnershipInterestAmount"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_UnitsOfPartnershipInterestAmount_lbl" xml:lang="en-US" id="id_8875721_1637437_1_1">Units of Partnership Interest, Amount</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_UnitsOfPartnershipInterestAmount_lbl" xml:lang="en-US" id="id_8875721_1637437_2_1">OP units outstanding</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_UnitsOfPartnershipInterestAmount" xlink:to="us-gaap_UnitsOfPartnershipInterestAmount_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_UnrealizedGainLossOnInterestRateCashFlowHedgesPretaxAccumulatedOtherComprehensiveIncomeLoss" xlink:label="us-gaap_UnrealizedGainLossOnInterestRateCashFlowHedgesPretaxAccumulatedOtherComprehensiveIncomeLoss"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_UnrealizedGainLossOnInterestRateCashFlowHedgesPretaxAccumulatedOtherComprehensiveIncomeLoss_lbl" xml:lang="en-US" id="id_8875721_1644938_1_1">Unrealized Gain (Loss) on Interest Rate Cash Flow Hedges, Pretax, Accumulated Other Comprehensive Income (Loss)</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_UnrealizedGainLossOnInterestRateCashFlowHedgesPretaxAccumulatedOtherComprehensiveIncomeLoss_lbl" xml:lang="en-US" id="id_8875721_1644938_2_1">Swap agreements gain (loss) recognized in OCI</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_UnrealizedGainLossOnInterestRateCashFlowHedgesPretaxAccumulatedOtherComprehensiveIncomeLoss" xlink:to="us-gaap_UnrealizedGainLossOnInterestRateCashFlowHedgesPretaxAccumulatedOtherComprehensiveIncomeLoss_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_UnrecognizedTaxBenefits" xlink:label="us-gaap_UnrecognizedTaxBenefits"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_UnrecognizedTaxBenefits_lbl" xml:lang="en-US" id="id_8875721_1645975_1_1">Unrecognized Tax Benefits</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_UnrecognizedTaxBenefits_lbl" xml:lang="en-US" id="id_8875721_1645975_2_1">Unrecognized tax benefits</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_UnrecognizedTaxBenefits" xlink:to="us-gaap_UnrecognizedTaxBenefits_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued" xlink:label="us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued_lbl" xml:lang="en-US" id="id_8875721_1645139_1_1">Unrecognized Tax Benefits, Income Tax Penalties and Interest Accrued</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued_lbl" xml:lang="en-US" id="id_8875721_1645139_2_1">Interest or penalties related to uncertain tax provisions</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued" xlink:to="us-gaap_UnrecognizedTaxBenefitsIncomeTaxPenaltiesAndInterestAccrued_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_UnsecuredLoanWithBankMember" xlink:label="exr_UnsecuredLoanWithBankMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_UnsecuredLoanWithBankMember_lbl" xml:lang="en-US" id="id_8875721_2012645_3_1">Unsecured Loan With Bank [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_UnsecuredLoanWithBankMember_lbl" xml:lang="en-US" id="id_8875721_2012645_1_1">Unsecured Loan With Bank [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_UnsecuredLoanWithBankMember_lbl" xml:lang="en-US" id="id_8875721_2012645_2_1">Unsecured Loan With Bank [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_UnsecuredLoanWithBankMember" xlink:to="exr_UnsecuredLoanWithBankMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_UseOfEstimates" xlink:label="us-gaap_UseOfEstimates"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_UseOfEstimates_lbl" xml:lang="en-US" id="id_8875721_1642359_1_1">Use of Estimates, Policy [Policy Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_UseOfEstimates_lbl" xml:lang="en-US" id="id_8875721_1642359_2_1">Use of Estimates</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_UseOfEstimates" xlink:to="us-gaap_UseOfEstimates_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/stpr/2011/stpr-2011-01-31.xsd#stpr_UT" xlink:label="stpr_UT"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="stpr_UT_lbl" xml:lang="en-US" id="id_8875721_1634652_1_1">UTAH</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="stpr_UT_lbl" xml:lang="en-US" id="id_8875721_1634652_2_1">UTAH</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="stpr_UT" xlink:to="stpr_UT_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/stpr/2011/stpr-2011-01-31.xsd#stpr_VA" xlink:label="stpr_VA"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="stpr_VA_lbl" xml:lang="en-US" id="id_8875721_1643542_1_1">VIRGINIA</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="stpr_VA_lbl" xml:lang="en-US" id="id_8875721_1643542_2_1">VIRGINIA</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="stpr_VA" xlink:to="stpr_VA_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_VallejoSonomaBlvdMember" xlink:label="exr_VallejoSonomaBlvdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_VallejoSonomaBlvdMember_lbl" xml:lang="en-US" id="id_8875721_2015713_3_1">Vallejo / Sonoma Blvd, CA [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_VallejoSonomaBlvdMember_lbl" xml:lang="en-US" id="id_8875721_2015713_1_1">Vallejo / Sonoma Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_VallejoSonomaBlvdMember_lbl" xml:lang="en-US" id="id_8875721_2015713_2_1">Vallejo / Sonoma Blvd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_VallejoSonomaBlvdMember" xlink:to="exr_VallejoSonomaBlvdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_VallejoTennesseeStreetMember" xlink:label="exr_VallejoTennesseeStreetMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_VallejoTennesseeStreetMember_lbl" xml:lang="en-US" id="id_8875721_2016063_3_1">Vallejo / Tennessee Street [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_VallejoTennesseeStreetMember_lbl" xml:lang="en-US" id="id_8875721_2016063_1_1">Vallejo / Tennessee Street [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_VallejoTennesseeStreetMember_lbl" xml:lang="en-US" id="id_8875721_2016063_2_1">Vallejo / Tennessee St [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_VallejoTennesseeStreetMember" xlink:to="exr_VallejoTennesseeStreetMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_ValricoMember" xlink:label="exr_ValricoMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_ValricoMember_lbl" xml:lang="en-US" id="id_8875721_1878401_3_1">Valrico [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_ValricoMember_lbl" xml:lang="en-US" id="id_8875721_1878401_1_1">Valrico [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_ValricoMember_lbl" xml:lang="en-US" id="id_8875721_1878401_2_1">Valrico [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_ValricoMember" xlink:to="exr_ValricoMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_VancouverMember" xlink:label="exr_VancouverMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_VancouverMember_lbl" xml:lang="en-US" id="id_8875721_1998045_3_1">Vancouver [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_VancouverMember_lbl" xml:lang="en-US" id="id_8875721_1998045_1_1">Vancouver [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_VancouverMember_lbl" xml:lang="en-US" id="id_8875721_1998045_2_1">Vancouver [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_VancouverMember" xlink:to="exr_VancouverMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_VanNuysMember" xlink:label="exr_VanNuysMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_VanNuysMember_lbl" xml:lang="en-US" id="id_8875721_1808332_3_1">Van Nuys CA [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_VanNuysMember_lbl" xml:lang="en-US" id="id_8875721_1808332_1_1">Van Nuys [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_VanNuysMember_lbl" xml:lang="en-US" id="id_8875721_1808332_2_1">Van Nuys [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_VanNuysMember" xlink:to="exr_VanNuysMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_VariableInterestDifferenceBetweenCarryingAmountAndMaximumExposure" xlink:label="us-gaap_VariableInterestDifferenceBetweenCarryingAmountAndMaximumExposure"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_VariableInterestDifferenceBetweenCarryingAmountAndMaximumExposure_lbl" xml:lang="en-US" id="id_8875721_1651530_1_1">Variable Interest Entity, Nonconsolidated, Comparison of Carrying Amount of Assets and Liabilities to Maximum Loss Exposure</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_VariableInterestDifferenceBetweenCarryingAmountAndMaximumExposure_lbl" xml:lang="en-US" id="id_8875721_1651530_2_1">Difference</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_VariableInterestDifferenceBetweenCarryingAmountAndMaximumExposure" xlink:to="us-gaap_VariableInterestDifferenceBetweenCarryingAmountAndMaximumExposure_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis" xlink:label="us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis_lbl" xml:lang="en-US" id="id_8875721_1636929_1_1">Variable Interest Entities [Axis]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis_lbl" xml:lang="en-US" id="id_8875721_1636929_2_1">Variable Interest Entities [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis" xlink:to="us-gaap_VariableInterestEntitiesByClassificationOfEntityAxis_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_VariableInterestEntityEntityMaximumLossExposureAmount" xlink:label="us-gaap_VariableInterestEntityEntityMaximumLossExposureAmount"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_VariableInterestEntityEntityMaximumLossExposureAmount_lbl" xml:lang="en-US" id="id_8875721_1646639_1_1">Variable Interest Entity, Reporting Entity Involvement, Maximum Loss Exposure, Amount</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_VariableInterestEntityEntityMaximumLossExposureAmount_lbl" xml:lang="en-US" id="id_8875721_1646639_2_1">Maximum exposure to loss</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_VariableInterestEntityEntityMaximumLossExposureAmount" xlink:to="us-gaap_VariableInterestEntityEntityMaximumLossExposureAmount_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_VariableInterestEntityLineItems" xlink:label="us-gaap_VariableInterestEntityLineItems"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_VariableInterestEntityLineItems_lbl" xml:lang="en-US" id="id_8875721_1636563_1_1">Variable Interest Entity [Line Items]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_VariableInterestEntityLineItems_lbl" xml:lang="en-US" id="id_8875721_1636563_2_1">Variable Interest Entity [Line Items]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_VariableInterestEntityLineItems" xlink:to="us-gaap_VariableInterestEntityLineItems_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_VariableInterestEntityNotPrimaryBeneficiaryComparisonOfCarryingAmountOfLiabilitiesToMaximumLossExposureTableTextBlock" xlink:label="exr_VariableInterestEntityNotPrimaryBeneficiaryComparisonOfCarryingAmountOfLiabilitiesToMaximumLossExposureTableTextBlock"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_VariableInterestEntityNotPrimaryBeneficiaryComparisonOfCarryingAmountOfLiabilitiesToMaximumLossExposureTableTextBlock_lbl" xml:lang="en-US" id="id_8875721_1688728_3_1">A tabular disclosure of the carrying amounts of liabilities in the reporting entity's statement of financial position that relate to the reporting entity's variable interest in the subsidiaries of the operating partnership and the reporting entity's maximum exposure to loss as a result of its involvement with the VIE.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_VariableInterestEntityNotPrimaryBeneficiaryComparisonOfCarryingAmountOfLiabilitiesToMaximumLossExposureTableTextBlock_lbl" xml:lang="en-US" id="id_8875721_1688728_1_1">Variable Interest Entity Not Primary Beneficiary Comparison Of Carrying Amount Of Liabilities To Maximum Loss Exposure [Table Text Block]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_VariableInterestEntityNotPrimaryBeneficiaryComparisonOfCarryingAmountOfLiabilitiesToMaximumLossExposureTableTextBlock_lbl" xml:lang="en-US" id="id_8875721_1688728_2_1">Schedule of Liabilities and Maximum Exposure to Loss Related to Trusts</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_VariableInterestEntityNotPrimaryBeneficiaryComparisonOfCarryingAmountOfLiabilitiesToMaximumLossExposureTableTextBlock" xlink:to="exr_VariableInterestEntityNotPrimaryBeneficiaryComparisonOfCarryingAmountOfLiabilitiesToMaximumLossExposureTableTextBlock_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_VariableInterestEntityNotPrimaryBeneficiaryMember" xlink:label="us-gaap_VariableInterestEntityNotPrimaryBeneficiaryMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_VariableInterestEntityNotPrimaryBeneficiaryMember_lbl" xml:lang="en-US" id="id_8875721_1643869_1_1">Variable Interest Entity, Not Primary Beneficiary [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_VariableInterestEntityNotPrimaryBeneficiaryMember_lbl" xml:lang="en-US" id="id_8875721_1643869_2_1">Variable Interest Entity, Not Primary Beneficiary [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_VariableInterestEntityNotPrimaryBeneficiaryMember" xlink:to="us-gaap_VariableInterestEntityNotPrimaryBeneficiaryMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_VariableInterestEntityNotPrimaryBeneficiaryNumberAndNotConsolidatedNumber" xlink:label="exr_VariableInterestEntityNotPrimaryBeneficiaryNumberAndNotConsolidatedNumber"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_VariableInterestEntityNotPrimaryBeneficiaryNumberAndNotConsolidatedNumber_lbl" xml:lang="en-US" id="id_8875721_1749382_3_1">The number of Variable Interest Entities (VIE) which are not included in the consolidated financial statements of the entity because the entity does not have a controlling financial interest (not the primary beneficiary).</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_VariableInterestEntityNotPrimaryBeneficiaryNumberAndNotConsolidatedNumber_lbl" xml:lang="en-US" id="id_8875721_1749382_1_1">Variable Interest Entity Not Primary Beneficiary Number And Not Consolidated Number</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_VariableInterestEntityNotPrimaryBeneficiaryNumberAndNotConsolidatedNumber_lbl" xml:lang="en-US" id="id_8875721_1749382_2_1">Number of nonconsolidated VIEs to which Operating Partnership has notes payable (in number of entities)</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_VariableInterestEntityNotPrimaryBeneficiaryNumberAndNotConsolidatedNumber" xlink:to="exr_VariableInterestEntityNotPrimaryBeneficiaryNumberAndNotConsolidatedNumber_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_VariableInterestsAndEquityMethodInvestmentsDisclosureAbstract" xlink:label="exr_VariableInterestsAndEquityMethodInvestmentsDisclosureAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_VariableInterestsAndEquityMethodInvestmentsDisclosureAbstract_lbl" xml:lang="en-US" id="id_8875721_1696613_3_1">Variable Interests And Equity Method Investments Disclosure [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_VariableInterestsAndEquityMethodInvestmentsDisclosureAbstract_lbl" xml:lang="en-US" id="id_8875721_1696613_1_1">Variable Interests And Equity Method Investments Disclosure [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_VariableInterestsAndEquityMethodInvestmentsDisclosureAbstract_lbl" xml:lang="en-US" id="id_8875721_1696613_2_1">Variable Interests And Equity Method Investments Disclosure [Abstract]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_VariableInterestsAndEquityMethodInvestmentsDisclosureAbstract" xlink:to="exr_VariableInterestsAndEquityMethodInvestmentsDisclosureAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_VariableRateAxis" xlink:label="us-gaap_VariableRateAxis"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_VariableRateAxis_lbl" xml:lang="en-US" id="id_8875721_1640628_1_1">Variable Rate [Axis]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_VariableRateAxis_lbl" xml:lang="en-US" id="id_8875721_1640628_2_1">Variable Rate [Axis]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_VariableRateAxis" xlink:to="us-gaap_VariableRateAxis_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_VariableRateDomain" xlink:label="us-gaap_VariableRateDomain"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_VariableRateDomain_lbl" xml:lang="en-US" id="id_8875721_1638990_1_1">Variable Rate [Domain]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_VariableRateDomain_lbl" xml:lang="en-US" id="id_8875721_1638990_2_1">Variable Rate [Domain]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_VariableRateDomain" xlink:to="us-gaap_VariableRateDomain_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_VariousOneHundredAndTwentyTwoPropertyOctoberOneTwoThousandAndFifteenMember" xlink:label="exr_VariousOneHundredAndTwentyTwoPropertyOctoberOneTwoThousandAndFifteenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_VariousOneHundredAndTwentyTwoPropertyOctoberOneTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_2009469_3_1">Various One Hundred And Twenty Two Property October One Two Thousand And Fifteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_VariousOneHundredAndTwentyTwoPropertyOctoberOneTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_2009469_1_1">Various One Hundred And Twenty Two Property October One Two Thousand And Fifteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_VariousOneHundredAndTwentyTwoPropertyOctoberOneTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_2009469_2_1">Various 122 Property Acquired 10/1/2015 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_VariousOneHundredAndTwentyTwoPropertyOctoberOneTwoThousandAndFifteenMember" xlink:to="exr_VariousOneHundredAndTwentyTwoPropertyOctoberOneTwoThousandAndFifteenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_VeniceMember" xlink:label="exr_VeniceMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_VeniceMember_lbl" xml:lang="en-US" id="id_8875721_1929597_3_1">Venice CA [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_VeniceMember_lbl" xml:lang="en-US" id="id_8875721_1929597_1_1">Venice [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_VeniceMember_lbl" xml:lang="en-US" id="id_8875721_1929597_2_1">Venice [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_VeniceMember" xlink:to="exr_VeniceMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_VenturaMember" xlink:label="exr_VenturaMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_VenturaMember_lbl" xml:lang="en-US" id="id_8875721_1796015_3_1">Ventura CA [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_VenturaMember_lbl" xml:lang="en-US" id="id_8875721_1796015_1_1">Ventura [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_VenturaMember_lbl" xml:lang="en-US" id="id_8875721_1796015_2_1">Ventura [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_VenturaMember" xlink:to="exr_VenturaMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_VictorvilleMember" xlink:label="exr_VictorvilleMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_VictorvilleMember_lbl" xml:lang="en-US" id="id_8875721_1854827_3_1">Victorville [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_VictorvilleMember_lbl" xml:lang="en-US" id="id_8875721_1854827_1_1">Victorville [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_VictorvilleMember_lbl" xml:lang="en-US" id="id_8875721_1854827_2_1">Victorville [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_VictorvilleMember" xlink:to="exr_VictorvilleMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_VirginiaBeachGeneralBoothBlvdMember" xlink:label="exr_VirginiaBeachGeneralBoothBlvdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_VirginiaBeachGeneralBoothBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1798673_3_1">Virginia Beach General Booth Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_VirginiaBeachGeneralBoothBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1798673_1_1">Virginia Beach General Booth Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_VirginiaBeachGeneralBoothBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1798673_2_1">Virginia Beach / General Booth Blvd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_VirginiaBeachGeneralBoothBlvdMember" xlink:to="exr_VirginiaBeachGeneralBoothBlvdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_VirginiaBeachKempsvilleRdMember" xlink:label="exr_VirginiaBeachKempsvilleRdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_VirginiaBeachKempsvilleRdMember_lbl" xml:lang="en-US" id="id_8875721_1928076_3_1">Virginia Beach Kempsville Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_VirginiaBeachKempsvilleRdMember_lbl" xml:lang="en-US" id="id_8875721_1928076_1_1">Virginia Beach Kempsville Rd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_VirginiaBeachKempsvilleRdMember_lbl" xml:lang="en-US" id="id_8875721_1928076_2_1">Virginia Beach / Kempsville Rd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_VirginiaBeachKempsvilleRdMember" xlink:to="exr_VirginiaBeachKempsvilleRdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_VirginiaBeachVillageDrMember" xlink:label="exr_VirginiaBeachVillageDrMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_VirginiaBeachVillageDrMember_lbl" xml:lang="en-US" id="id_8875721_1776547_3_1">Virginia Beach Village Dr [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_VirginiaBeachVillageDrMember_lbl" xml:lang="en-US" id="id_8875721_1776547_1_1">Virginia Beach Village Dr [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_VirginiaBeachVillageDrMember_lbl" xml:lang="en-US" id="id_8875721_1776547_2_1">Virginia Beach / Village Dr [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_VirginiaBeachVillageDrMember" xlink:to="exr_VirginiaBeachVillageDrMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_VirginiaOnePropertyMarchSeventeenTwoThousandAndFifteenMember" xlink:label="exr_VirginiaOnePropertyMarchSeventeenTwoThousandAndFifteenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_VirginiaOnePropertyMarchSeventeenTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_1835831_3_1">Virginia One Property March Seventeen Two Thousand And Fifteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_VirginiaOnePropertyMarchSeventeenTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_1835831_1_1">Virginia One Property March Seventeen Two Thousand And Fifteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_VirginiaOnePropertyMarchSeventeenTwoThousandAndFifteenMember_lbl" xml:lang="en-US" id="id_8875721_1835831_2_1">Virginia 1 Property Acquired 3/17/2015 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_VirginiaOnePropertyMarchSeventeenTwoThousandAndFifteenMember" xlink:to="exr_VirginiaOnePropertyMarchSeventeenTwoThousandAndFifteenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_VirginiaSeventeenPropertyJanuarySevenTwoThousandAndFourteenMember" xlink:label="exr_VirginiaSeventeenPropertyJanuarySevenTwoThousandAndFourteenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_VirginiaSeventeenPropertyJanuarySevenTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1731200_3_1">Virginia Seventeen Property January Seven Two Thousand And Fourteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_VirginiaSeventeenPropertyJanuarySevenTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1731200_1_1">Virginia Seventeen Property January Seven Two Thousand And Fourteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_VirginiaSeventeenPropertyJanuarySevenTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1731200_2_1">Virginia, 17 Properties Acquired 1/7/2014 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_VirginiaSeventeenPropertyJanuarySevenTwoThousandAndFourteenMember" xlink:to="exr_VirginiaSeventeenPropertyJanuarySevenTwoThousandAndFourteenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_VRSSelfStorageLLCMember" xlink:label="exr_VRSSelfStorageLLCMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_VRSSelfStorageLLCMember_lbl" xml:lang="en-US" id="id_8875721_1832685_3_1">Vrs Self Storage LLC [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_VRSSelfStorageLLCMember_lbl" xml:lang="en-US" id="id_8875721_1832685_1_1">Vrs Self Storage LLC [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_VRSSelfStorageLLCMember_lbl" xml:lang="en-US" id="id_8875721_1832685_2_1">VRS [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_VRSSelfStorageLLCMember" xlink:to="exr_VRSSelfStorageLLCMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.sec.gov/stpr/2011/stpr-2011-01-31.xsd#stpr_WA" xlink:label="stpr_WA"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="stpr_WA_lbl" xml:lang="en-US" id="id_8875721_1641402_1_1">WASHINGTON</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="stpr_WA_lbl" xml:lang="en-US" id="id_8875721_1641402_2_1">WASHINGTON</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="stpr_WA" xlink:to="stpr_WA_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_WahiawaMember" xlink:label="exr_WahiawaMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_WahiawaMember_lbl" xml:lang="en-US" id="id_8875721_1767899_3_1">Wahiawa [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_WahiawaMember_lbl" xml:lang="en-US" id="id_8875721_1767899_1_1">Wahiawa [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_WahiawaMember_lbl" xml:lang="en-US" id="id_8875721_1767899_2_1">Wahiawa [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_WahiawaMember" xlink:to="exr_WahiawaMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_WalthamMember" xlink:label="exr_WalthamMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_WalthamMember_lbl" xml:lang="en-US" id="id_8875721_1811754_3_1">Waltham [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_WalthamMember_lbl" xml:lang="en-US" id="id_8875721_1811754_1_1">Waltham [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_WalthamMember_lbl" xml:lang="en-US" id="id_8875721_1811754_2_1">Waltham [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_WalthamMember" xlink:to="exr_WalthamMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_WaltonMember" xlink:label="exr_WaltonMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_WaltonMember_lbl" xml:lang="en-US" id="id_8875721_2012727_3_1">Walton [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_WaltonMember_lbl" xml:lang="en-US" id="id_8875721_2012727_1_1">Walton [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_WaltonMember_lbl" xml:lang="en-US" id="id_8875721_2012727_2_1">Walton [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_WaltonMember" xlink:to="exr_WaltonMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_WashingtonCourtHouseMember" xlink:label="exr_WashingtonCourtHouseMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_WashingtonCourtHouseMember_lbl" xml:lang="en-US" id="id_8875721_1786726_3_1">Washington Court House [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_WashingtonCourtHouseMember_lbl" xml:lang="en-US" id="id_8875721_1786726_1_1">Washington Court House [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_WashingtonCourtHouseMember_lbl" xml:lang="en-US" id="id_8875721_1786726_2_1">Washington Court House [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_WashingtonCourtHouseMember" xlink:to="exr_WashingtonCourtHouseMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_WashingtonOnePropertyAprilThirtyTwoThousandAndFourteenMember" xlink:label="exr_WashingtonOnePropertyAprilThirtyTwoThousandAndFourteenMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_WashingtonOnePropertyAprilThirtyTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1743686_3_1">Washington One Property April Thirty Two Thousand And Fourteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_WashingtonOnePropertyAprilThirtyTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1743686_1_1">Washington One Property April Thirty Two Thousand And Fourteen [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_WashingtonOnePropertyAprilThirtyTwoThousandAndFourteenMember_lbl" xml:lang="en-US" id="id_8875721_1743686_2_1">Washington, 1 Property Acquired 4/30/2014 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_WashingtonOnePropertyAprilThirtyTwoThousandAndFourteenMember" xlink:to="exr_WashingtonOnePropertyAprilThirtyTwoThousandAndFourteenMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_WatchungMember" xlink:label="exr_WatchungMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_WatchungMember_lbl" xml:lang="en-US" id="id_8875721_1776389_3_1">Watchung [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_WatchungMember_lbl" xml:lang="en-US" id="id_8875721_1776389_1_1">Watchung [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_WatchungMember_lbl" xml:lang="en-US" id="id_8875721_1776389_2_1">Watchung [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_WatchungMember" xlink:to="exr_WatchungMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_WatsonvilleMember" xlink:label="exr_WatsonvilleMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_WatsonvilleMember_lbl" xml:lang="en-US" id="id_8875721_1789871_3_1">Watsonville Ca [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_WatsonvilleMember_lbl" xml:lang="en-US" id="id_8875721_1789871_1_1">Watsonville [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_WatsonvilleMember_lbl" xml:lang="en-US" id="id_8875721_1789871_2_1">Watsonville [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_WatsonvilleMember" xlink:to="exr_WatsonvilleMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_WCOTSelfStorageLLCMember" xlink:label="exr_WCOTSelfStorageLLCMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_WCOTSelfStorageLLCMember_lbl" xml:lang="en-US" id="id_8875721_1743960_3_1">Wcot Self Storage LLC [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_WCOTSelfStorageLLCMember_lbl" xml:lang="en-US" id="id_8875721_1743960_1_1">Wcot Self Storage LLC [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_WCOTSelfStorageLLCMember_lbl" xml:lang="en-US" id="id_8875721_1743960_2_1">WCOT [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_WCOTSelfStorageLLCMember" xlink:to="exr_WCOTSelfStorageLLCMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_WeatherfordMember" xlink:label="exr_WeatherfordMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_WeatherfordMember_lbl" xml:lang="en-US" id="id_8875721_1944168_3_1">Weatherford [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_WeatherfordMember_lbl" xml:lang="en-US" id="id_8875721_1944168_1_1">Weatherford [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_WeatherfordMember_lbl" xml:lang="en-US" id="id_8875721_1944168_2_1">Weatherford [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_WeatherfordMember" xlink:to="exr_WeatherfordMember_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:label="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl" xml:lang="en-US" id="id_8875721_1639712_1_1">Weighted Average Number of Shares Outstanding, Diluted</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl" xml:lang="en-US" id="id_8875721_1639712_2_1">Diluted</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/totalLabel" xlink:label="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl" xml:lang="en-US" id="id_8875721_1639712_6_1">Average number of common shares outstanding - diluted</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:to="us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl" xml:lang="en-US" id="id_8875721_1641406_1_1">Weighted Average Number of Shares Outstanding, Basic</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl" xml:lang="en-US" id="id_8875721_1641406_2_1">Average number of common shares outstanding - basic</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl" xml:lang="en-US" id="id_8875721_1641406_12_1">Basic</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:to="us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_lbl"/>
    <loc xlink:type="locator" xlink:href="http://xbrl.fasb.org/us-gaap/2015/elts/us-gaap-2015-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_lbl" xml:lang="en-US" id="id_8875721_1635341_1_1">Weighted Average Number of Shares Outstanding Reconciliation [Abstract]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_lbl" xml:lang="en-US" id="id_8875721_1635341_2_1">Weighted average common shares outstanding:</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/verboseLabel" xlink:label="us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_lbl" xml:lang="en-US" id="id_8875721_1635341_12_1">Weighted average number of shares</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract" xlink:to="us-gaap_WeightedAverageNumberOfSharesOutstandingDilutedDisclosureItemsAbstract_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_WestJordanMember" xlink:label="exr_WestJordanMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_WestJordanMember_lbl" xml:lang="en-US" id="id_8875721_1791030_3_1">West Jordan [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_WestJordanMember_lbl" xml:lang="en-US" id="id_8875721_1791030_1_1">West Jordan [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_WestJordanMember_lbl" xml:lang="en-US" id="id_8875721_1791030_2_1">West Jordan [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_WestJordanMember" xlink:to="exr_WestJordanMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_WestMifflinMember" xlink:label="exr_WestMifflinMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_WestMifflinMember_lbl" xml:lang="en-US" id="id_8875721_2012745_3_1">West Mifflin [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_WestMifflinMember_lbl" xml:lang="en-US" id="id_8875721_2012745_1_1">West Mifflin [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_WestMifflinMember_lbl" xml:lang="en-US" id="id_8875721_2012745_2_1">West Mifflin [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_WestMifflinMember" xlink:to="exr_WestMifflinMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_WestminsterMember" xlink:label="exr_WestminsterMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_WestminsterMember_lbl" xml:lang="en-US" id="id_8875721_1700195_3_1">Westminster [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_WestminsterMember_lbl" xml:lang="en-US" id="id_8875721_1700195_1_1">Westminster [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_WestminsterMember_lbl" xml:lang="en-US" id="id_8875721_1700195_2_1">Westminster [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_WestminsterMember" xlink:to="exr_WestminsterMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_WestonMember" xlink:label="exr_WestonMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_WestonMember_lbl" xml:lang="en-US" id="id_8875721_2012708_3_1">Weston [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_WestonMember_lbl" xml:lang="en-US" id="id_8875721_2012708_1_1">Weston [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_WestonMember_lbl" xml:lang="en-US" id="id_8875721_2012708_2_1">Weston [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_WestonMember" xlink:to="exr_WestonMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_WestPalmBeachForestHillBlMember" xlink:label="exr_WestPalmBeachForestHillBlMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_WestPalmBeachForestHillBlMember_lbl" xml:lang="en-US" id="id_8875721_1950419_3_1">West Palm Beach Forest Hill Bl [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_WestPalmBeachForestHillBlMember_lbl" xml:lang="en-US" id="id_8875721_1950419_1_1">West Palm Beach Forest Hill Bl [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_WestPalmBeachForestHillBlMember_lbl" xml:lang="en-US" id="id_8875721_1950419_2_1">West Palm Beach / Forest Hill Bl [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_WestPalmBeachForestHillBlMember" xlink:to="exr_WestPalmBeachForestHillBlMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_WestPalmBeachNMilitaryTrailOneMember" xlink:label="exr_WestPalmBeachNMilitaryTrailOneMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_WestPalmBeachNMilitaryTrailOneMember_lbl" xml:lang="en-US" id="id_8875721_1838361_3_1">West Palm Beach N Military Trail One [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_WestPalmBeachNMilitaryTrailOneMember_lbl" xml:lang="en-US" id="id_8875721_1838361_1_1">West Palm Beach N Military Trail One [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_WestPalmBeachNMilitaryTrailOneMember_lbl" xml:lang="en-US" id="id_8875721_1838361_2_1">West Palm Beach / N Military Trail 1 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_WestPalmBeachNMilitaryTrailOneMember" xlink:to="exr_WestPalmBeachNMilitaryTrailOneMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_WestPalmBeachNMilitaryTrailTwoMember" xlink:label="exr_WestPalmBeachNMilitaryTrailTwoMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_WestPalmBeachNMilitaryTrailTwoMember_lbl" xml:lang="en-US" id="id_8875721_1864927_3_1">West Palm Beach N Military Trail Two [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_WestPalmBeachNMilitaryTrailTwoMember_lbl" xml:lang="en-US" id="id_8875721_1864927_1_1">West Palm Beach N Military Trail Two [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_WestPalmBeachNMilitaryTrailTwoMember_lbl" xml:lang="en-US" id="id_8875721_1864927_2_1">West Palm Beach / N Military Trail 2 [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_WestPalmBeachNMilitaryTrailTwoMember" xlink:to="exr_WestPalmBeachNMilitaryTrailTwoMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_WestPalmBeachSMilitaryTrailMember" xlink:label="exr_WestPalmBeachSMilitaryTrailMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_WestPalmBeachSMilitaryTrailMember_lbl" xml:lang="en-US" id="id_8875721_1828451_3_1">West Palm Beach S Military Trail [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_WestPalmBeachSMilitaryTrailMember_lbl" xml:lang="en-US" id="id_8875721_1828451_1_1">West Palm Beach S Military Trail [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_WestPalmBeachSMilitaryTrailMember_lbl" xml:lang="en-US" id="id_8875721_1828451_2_1">West Palm Beach / S Military Trail [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_WestPalmBeachSMilitaryTrailMember" xlink:to="exr_WestPalmBeachSMilitaryTrailMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_WestPalmBeachSouthernBlvdMember" xlink:label="exr_WestPalmBeachSouthernBlvdMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_WestPalmBeachSouthernBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1896103_3_1">West Palm Beach Southern Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_WestPalmBeachSouthernBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1896103_1_1">West Palm Beach Southern Blvd [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_WestPalmBeachSouthernBlvdMember_lbl" xml:lang="en-US" id="id_8875721_1896103_2_1">West Palm Beach / Southern Blvd [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_WestPalmBeachSouthernBlvdMember" xlink:to="exr_WestPalmBeachSouthernBlvdMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_WestSacramentoMember" xlink:label="exr_WestSacramentoMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_WestSacramentoMember_lbl" xml:lang="en-US" id="id_8875721_2016067_3_1">West Sacramento [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_WestSacramentoMember_lbl" xml:lang="en-US" id="id_8875721_2016067_1_1">West Sacramento [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_WestSacramentoMember_lbl" xml:lang="en-US" id="id_8875721_2016067_2_1">West Sacramento [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_WestSacramentoMember" xlink:to="exr_WestSacramentoMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_WestValleyCityMember" xlink:label="exr_WestValleyCityMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_WestValleyCityMember_lbl" xml:lang="en-US" id="id_8875721_1938657_3_1">West Valley City [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_WestValleyCityMember_lbl" xml:lang="en-US" id="id_8875721_1938657_1_1">West Valley City [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_WestValleyCityMember_lbl" xml:lang="en-US" id="id_8875721_1938657_2_1">West Valley City [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_WestValleyCityMember" xlink:to="exr_WestValleyCityMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_WethersfieldMember" xlink:label="exr_WethersfieldMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_WethersfieldMember_lbl" xml:lang="en-US" id="id_8875721_1718913_3_1">Wethersfield [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_WethersfieldMember_lbl" xml:lang="en-US" id="id_8875721_1718913_1_1">Wethersfield [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_WethersfieldMember_lbl" xml:lang="en-US" id="id_8875721_1718913_2_1">Wethersfield [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_WethersfieldMember" xlink:to="exr_WethersfieldMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_WeymouthMember" xlink:label="exr_WeymouthMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_WeymouthMember_lbl" xml:lang="en-US" id="id_8875721_1834146_3_1">Weymouth [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_WeymouthMember_lbl" xml:lang="en-US" id="id_8875721_1834146_1_1">Weymouth [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_WeymouthMember_lbl" xml:lang="en-US" id="id_8875721_1834146_2_1">Weymouth [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_WeymouthMember" xlink:to="exr_WeymouthMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_WhitehallMember" xlink:label="exr_WhitehallMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_WhitehallMember_lbl" xml:lang="en-US" id="id_8875721_1944576_3_1">Whitehall [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_WhitehallMember_lbl" xml:lang="en-US" id="id_8875721_1944576_1_1">Whitehall [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_WhitehallMember_lbl" xml:lang="en-US" id="id_8875721_1944576_2_1">Whitehall [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_WhitehallMember" xlink:to="exr_WhitehallMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_WhittierMember" xlink:label="exr_WhittierMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_WhittierMember_lbl" xml:lang="en-US" id="id_8875721_1957843_3_1">Whittier CA [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_WhittierMember_lbl" xml:lang="en-US" id="id_8875721_1957843_1_1">Whittier [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_WhittierMember_lbl" xml:lang="en-US" id="id_8875721_1957843_2_1">Whittier [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_WhittierMember" xlink:to="exr_WhittierMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_WichitaMember" xlink:label="exr_WichitaMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_WichitaMember_lbl" xml:lang="en-US" id="id_8875721_1978306_3_1">Wichita [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_WichitaMember_lbl" xml:lang="en-US" id="id_8875721_1978306_1_1">Wichita [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_WichitaMember_lbl" xml:lang="en-US" id="id_8875721_1978306_2_1">Wichita [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_WichitaMember" xlink:to="exr_WichitaMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_WilloughbyMember" xlink:label="exr_WilloughbyMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_WilloughbyMember_lbl" xml:lang="en-US" id="id_8875721_1816693_3_1">Willoughby [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_WilloughbyMember_lbl" xml:lang="en-US" id="id_8875721_1816693_1_1">Willoughby [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_WilloughbyMember_lbl" xml:lang="en-US" id="id_8875721_1816693_2_1">Willoughby [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_WilloughbyMember" xlink:to="exr_WilloughbyMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_WillowGroveMember" xlink:label="exr_WillowGroveMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_WillowGroveMember_lbl" xml:lang="en-US" id="id_8875721_1806427_3_1">Willow Grove [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_WillowGroveMember_lbl" xml:lang="en-US" id="id_8875721_1806427_1_1">Willow Grove [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_WillowGroveMember_lbl" xml:lang="en-US" id="id_8875721_1806427_2_1">Willow Grove [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_WillowGroveMember" xlink:to="exr_WillowGroveMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_WilmingtonIslandMember" xlink:label="exr_WilmingtonIslandMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_WilmingtonIslandMember_lbl" xml:lang="en-US" id="id_8875721_2012721_3_1">Wilmington Island [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_WilmingtonIslandMember_lbl" xml:lang="en-US" id="id_8875721_2012721_1_1">Wilmington Island [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_WilmingtonIslandMember_lbl" xml:lang="en-US" id="id_8875721_2012721_2_1">Wilmington Island [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_WilmingtonIslandMember" xlink:to="exr_WilmingtonIslandMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_WilmingtonMember" xlink:label="exr_WilmingtonMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_WilmingtonMember_lbl" xml:lang="en-US" id="id_8875721_1667064_3_1">Wilmington [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_WilmingtonMember_lbl" xml:lang="en-US" id="id_8875721_1667064_1_1">Wilmington [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_WilmingtonMember_lbl" xml:lang="en-US" id="id_8875721_1667064_2_1">Wilmington [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_WilmingtonMember" xlink:to="exr_WilmingtonMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_WinstonSalemPetersCreekPkwyMember" xlink:label="exr_WinstonSalemPetersCreekPkwyMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_WinstonSalemPetersCreekPkwyMember_lbl" xml:lang="en-US" id="id_8875721_1785836_3_1">Winston Salem Peters Creek Pkwy [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_WinstonSalemPetersCreekPkwyMember_lbl" xml:lang="en-US" id="id_8875721_1785836_1_1">Winston Salem Peters Creek Pkwy [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_WinstonSalemPetersCreekPkwyMember_lbl" xml:lang="en-US" id="id_8875721_1785836_2_1">Winston-Salem / Peters Creek Pkwy [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_WinstonSalemPetersCreekPkwyMember" xlink:to="exr_WinstonSalemPetersCreekPkwyMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_WinstonSalemUniversityPkwyMember" xlink:label="exr_WinstonSalemUniversityPkwyMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_WinstonSalemUniversityPkwyMember_lbl" xml:lang="en-US" id="id_8875721_1876730_3_1">Winston Salem University Pkwy [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_WinstonSalemUniversityPkwyMember_lbl" xml:lang="en-US" id="id_8875721_1876730_1_1">Winston Salem University Pkwy [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_WinstonSalemUniversityPkwyMember_lbl" xml:lang="en-US" id="id_8875721_1876730_2_1">Winston-Salem / University Pkwy [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_WinstonSalemUniversityPkwyMember" xlink:to="exr_WinstonSalemUniversityPkwyMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_WoburnMember" xlink:label="exr_WoburnMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_WoburnMember_lbl" xml:lang="en-US" id="id_8875721_1797499_3_1">Woburn [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_WoburnMember_lbl" xml:lang="en-US" id="id_8875721_1797499_1_1">Woburn [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_WoburnMember_lbl" xml:lang="en-US" id="id_8875721_1797499_2_1">Woburn [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_WoburnMember" xlink:to="exr_WoburnMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_WorcesterAraratStMember" xlink:label="exr_WorcesterAraratStMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_WorcesterAraratStMember_lbl" xml:lang="en-US" id="id_8875721_1776662_3_1">Worcester Ararat St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_WorcesterAraratStMember_lbl" xml:lang="en-US" id="id_8875721_1776662_1_1">Worcester Ararat St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_WorcesterAraratStMember_lbl" xml:lang="en-US" id="id_8875721_1776662_2_1">Worcester / Ararat St [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_WorcesterAraratStMember" xlink:to="exr_WorcesterAraratStMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_WorcesterMillburyStMember" xlink:label="exr_WorcesterMillburyStMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_WorcesterMillburyStMember_lbl" xml:lang="en-US" id="id_8875721_1852350_3_1">Worcester Millbury St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_WorcesterMillburyStMember_lbl" xml:lang="en-US" id="id_8875721_1852350_1_1">Worcester Millbury St [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_WorcesterMillburyStMember_lbl" xml:lang="en-US" id="id_8875721_1852350_2_1">Worcester / Millbury St [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_WorcesterMillburyStMember" xlink:to="exr_WorcesterMillburyStMember_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_WrittenNoticeRequiredForRedemptionPeriod" xlink:label="exr_WrittenNoticeRequiredForRedemptionPeriod"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_WrittenNoticeRequiredForRedemptionPeriod_lbl" xml:lang="en-US" id="id_8875721_1728014_3_1">Represents the number of days of written notice to be made to the holders of the notes required for redemption.</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_WrittenNoticeRequiredForRedemptionPeriod_lbl" xml:lang="en-US" id="id_8875721_1728014_1_1">Written Notice Required For Redemption Period</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_WrittenNoticeRequiredForRedemptionPeriod_lbl" xml:lang="en-US" id="id_8875721_1728014_2_1">Number of days of written notice to holders of notes required for redemption</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_WrittenNoticeRequiredForRedemptionPeriod" xlink:to="exr_WrittenNoticeRequiredForRedemptionPeriod_lbl"/>
    <loc xlink:type="locator" xlink:href="exr-20151231.xsd#exr_XeniaMember" xlink:label="exr_XeniaMember"/>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/documentation" xlink:label="exr_XeniaMember_lbl" xml:lang="en-US" id="id_8875721_1825326_3_1">Xenia [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/label" xlink:label="exr_XeniaMember_lbl" xml:lang="en-US" id="id_8875721_1825326_1_1">Xenia [Member]</label>
    <label xlink:type="resource" xlink:role="http://www.xbrl.org/2003/role/terseLabel" xlink:label="exr_XeniaMember_lbl" xml:lang="en-US" id="id_8875721_1825326_2_1">Xenia [Member]</label>
    <labelArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/concept-label" xlink:from="exr_XeniaMember" xlink:to="exr_XeniaMember_lbl"/>
  </labelLink>
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