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  <xs:element id="exr_RealEstateHeldForSaleRemovals" abstract="false" name="RealEstateHeldForSaleRemovals" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_AssetsHeldForSaleNumberOfStoresRollForward" abstract="true" name="AssetsHeldForSaleNumberOfStoresRollForward" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="exr_AccumulatedGainLossOnRealEstateHeldForSale" abstract="false" name="AccumulatedGainLossOnRealEstateHeldForSale" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_GainLossOnRealEstateHeldForSaleAdditions" abstract="false" name="GainLossOnRealEstateHeldForSaleAdditions" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_GainLossOnDisposalOfRealEstateHeldForSale" abstract="false" name="GainLossOnDisposalOfRealEstateHeldForSale" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_GainLossOnRemovalOfRealEstate" abstract="false" name="GainLossOnRemovalOfRealEstate" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_AssetHeldForSaleGainLossRecognizedRollForward" abstract="true" name="AssetHeldForSaleGainLossRecognizedRollForward" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="exr_RealEstateHeldForSaleNumberOfProperties" abstract="false" name="RealEstateHeldForSaleNumberOfProperties" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="exr_RealEstateHeldForSaleAdditionsNumberOfProperties" abstract="false" name="RealEstateHeldForSaleAdditionsNumberOfProperties" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="exr_RealEstateHeldForSaleNumberOfPropertiesSold" abstract="false" name="RealEstateHeldForSaleNumberOfPropertiesSold" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="exr_RealEstateHeldForSaleNumberOfPropertiesRemovals" abstract="false" name="RealEstateHeldForSaleNumberOfPropertiesRemovals" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="exr_RealEstateInvestmentPropertyIntangibleTenantRelationships" abstract="false" name="RealEstateInvestmentPropertyIntangibleTenantRelationships" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_RealEstateInvestmentPropertyIntangibleLeaseRights" abstract="false" name="RealEstateInvestmentPropertyIntangibleLeaseRights" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_NetOperatingRealEstateAssets" abstract="false" name="NetOperatingRealEstateAssets" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_PrepaidExpenseAndDeposits" abstract="false" name="PrepaidExpenseAndDeposits" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_AverageSharePricePerShare" abstract="false" name="AverageSharePricePerShare" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:perShareItemType"/>
  <xs:element id="exr_CommonOPUnitsMember" abstract="true" name="CommonOPUnitsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_SeriesBUnitsMember" abstract="true" name="SeriesBUnitsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_SeriesDUnitsMember" abstract="true" name="SeriesDUnitsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_NetIncomeLossAttributableToNoncontrollingInterestInOperatingPartnership" abstract="false" name="NetIncomeLossAttributableToNoncontrollingInterestInOperatingPartnership" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_IncrementalCommonSharesAttributableToConversionOfOperatingPartnershipUnits" abstract="false" name="IncrementalCommonSharesAttributableToConversionOfOperatingPartnershipUnits" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="exr_EarningsPerShareBasicAndDilutedEPSAbstract" abstract="true" name="EarningsPerShareBasicAndDilutedEPSAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="exr_PRISASelfStorageLLCMember" abstract="true" name="PRISASelfStorageLLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_HF1SovranHHFStorageHoldingsLLCMember" abstract="true" name="HF1SovranHHFStorageHoldingsLLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_StoragePortfolioIIJVLLCMember" abstract="true" name="StoragePortfolioIIJVLLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_StoragePortfolioIVJVLLCMember" abstract="true" name="StoragePortfolioIVJVLLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_StoragePortfolioILLCMember" abstract="true" name="StoragePortfolioILLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_HF2SovranHHFStorageHoldingsIILLCMember" abstract="true" name="HF2SovranHHFStorageHoldingsIILLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_HF5LifeStorageHIERSStorageLLCMember" abstract="true" name="HF5LifeStorageHIERSStorageLLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_HF6191VLifeStorageHoldingsLLCMember" abstract="true" name="HF6191VLifeStorageHoldingsLLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_VRSSelfStorageLLCMember" abstract="true" name="VRSSelfStorageLLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_HF10LifeStorageHHFWasatchHoldingsLLCMember" abstract="true" name="HF10LifeStorageHHFWasatchHoldingsLLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_OtherMinorityOwnedPropertiesMember" abstract="true" name="OtherMinorityOwnedPropertiesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_StrategicStorageGrowthTrustIIIInc.PreferredStockMember" abstract="true" name="StrategicStorageGrowthTrustIIIInc.PreferredStockMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_StrategicStorageTrustVIIncPreferredStockMember" abstract="true" name="StrategicStorageTrustVIIncPreferredStockMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_StrategicStorageGrowthTrustIIIInc.Member" abstract="true" name="StrategicStorageGrowthTrustIIIInc.Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_LifeStorageJVLLCMember" abstract="true" name="LifeStorageJVLLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_EquityMethodInvestmentNumberOfStores" abstract="false" name="EquityMethodInvestmentNumberOfStores" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="exr_UnconsolidatedJointVenturesExcessProfitParticipationPercentage" abstract="false" name="UnconsolidatedJointVenturesExcessProfitParticipationPercentage" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="exr_InvestmentInUnconsolidatedRealEstateEntitiesNetOfDistributions" abstract="false" name="InvestmentInUnconsolidatedRealEstateEntitiesNetOfDistributions" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_PreferredStockDividendRateIncreaseThreshold" abstract="false" name="PreferredStockDividendRateIncreaseThreshold" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="exr_PreferredStockRedemptionPeriod" abstract="false" name="PreferredStockRedemptionPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="exr_JCAPSeriesAPreferredStockMember" abstract="true" name="JCAPSeriesAPreferredStockMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_JCAPSeriesBPreferredStockMember" abstract="true" name="JCAPSeriesBPreferredStockMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_JCAPSeriesDPreferredStockMember" abstract="true" name="JCAPSeriesDPreferredStockMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_DebtSecuritiesHeldToMaturityNumberOfShares" abstract="false" name="DebtSecuritiesHeldToMaturityNumberOfShares" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="exr_DebtSecuritiesHeldToMaturityNumberOfSharesExchanged" abstract="false" name="DebtSecuritiesHeldToMaturityNumberOfSharesExchanged" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="exr_DebtSecuritiesHeldToMaturityNumberOfSharesExchangedValue" abstract="false" name="DebtSecuritiesHeldToMaturityNumberOfSharesExchangedValue" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_DebtSecuritiesHeldToMaturityTerm" abstract="false" name="DebtSecuritiesHeldToMaturityTerm" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="exr_DebtSecuritiesHeldToMaturityExtensionOption" abstract="false" name="DebtSecuritiesHeldToMaturityExtensionOption" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="exr_DebtSecuritiesHeldToMaturityExtensionTerm" abstract="false" name="DebtSecuritiesHeldToMaturityExtensionTerm" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="exr_DebtSecuritiesHeldToMaturityDividendRate" abstract="false" name="DebtSecuritiesHeldToMaturityDividendRate" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="exr_DebtSecuritiesHeldToMaturityPeriodAfterWhichPreferredDividendsIncreaseAnnually" abstract="false" name="DebtSecuritiesHeldToMaturityPeriodAfterWhichPreferredDividendsIncreaseAnnually" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="exr_FinancingReceivablePercentHeldAsMortgageReceivables" abstract="false" name="FinancingReceivablePercentHeldAsMortgageReceivables" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="exr_FinancingReceivableTerm" abstract="false" name="FinancingReceivableTerm" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="exr_FinancingReceivableExtensionOption" abstract="false" name="FinancingReceivableExtensionOption" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="exr_FinancingReceivableExtensionTerm" abstract="false" name="FinancingReceivableExtensionTerm" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="exr_PaymentForDrawOnInterestHoldback" abstract="false" name="PaymentForDrawOnInterestHoldback" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_FinancingReceivableLoanToValueRatio" abstract="false" name="FinancingReceivableLoanToValueRatio" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="exr_NumberOfDebtSecuritiesPastDueOrNonaccrualStatus" abstract="false" name="NumberOfDebtSecuritiesPastDueOrNonaccrualStatus" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="exr_UnsecuredTermLoansMember" abstract="true" name="UnsecuredTermLoansMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_TermDebtMember" abstract="true" name="TermDebtMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_AssumedDebtFromMergerMember" abstract="true" name="AssumedDebtFromMergerMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_LifeStorageIncMember" abstract="true" name="LifeStorageIncMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_LongTermDebtMaturityYearSix" abstract="false" name="LongTermDebtMaturityYearSix" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_LongTermDebtMaturityYearSeven" abstract="false" name="LongTermDebtMaturityYearSeven" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_LongTermDebtMaturityYearEight" abstract="false" name="LongTermDebtMaturityYearEight" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_LongTermDebtMaturityYearNine" abstract="false" name="LongTermDebtMaturityYearNine" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_LongTermDebtMaturityAfterYearNine" abstract="false" name="LongTermDebtMaturityAfterYearNine" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_FourthAmendedAndRestatedCreditAgreementMember" abstract="true" name="FourthAmendedAndRestatedCreditAgreementMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_DebtInstrumentWeightedAverageMaturityTerm" abstract="false" name="DebtInstrumentWeightedAverageMaturityTerm" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="exr_DebtInstrumentFixedRateDebtToTotalDebtRate" abstract="false" name="DebtInstrumentFixedRateDebtToTotalDebtRate" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="exr_LinesOfCreditMember" abstract="true" name="LinesOfCreditMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_SecuredCreditLineMember" abstract="true" name="SecuredCreditLineMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_UnsecuredCreditLineMember" abstract="true" name="UnsecuredCreditLineMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_AtTheMarketEquityDistributionAgreementMember" abstract="true" name="AtTheMarketEquityDistributionAgreementMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_AggregateOfferingPriceOfCommonShare" abstract="false" name="AggregateOfferingPriceOfCommonShare" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_NumberOfSalesAgents" abstract="false" name="NumberOfSalesAgents" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="exr_PaymentsForRepurchaseOfCommonStockNetOfCommissionsPaid" abstract="false" name="PaymentsForRepurchaseOfCommonStockNetOfCommissionsPaid" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_SeriesAUnitsMember" abstract="true" name="SeriesAUnitsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_SeriesCUnitsMember" abstract="true" name="SeriesCUnitsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsLiquidationValuePerUnit" abstract="false" name="NoncontrollingInterestInPreferredOperatingPartnershipUnitsLiquidationValuePerUnit" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:perShareItemType"/>
  <xs:element id="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsFixedLiquidationValue" abstract="false" name="NoncontrollingInterestInPreferredOperatingPartnershipUnitsFixedLiquidationValue" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsAnnualRateOfReturn" abstract="false" name="NoncontrollingInterestInPreferredOperatingPartnershipUnitsAnnualRateOfReturn" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsFixedLiquidationValueShares" abstract="false" name="NoncontrollingInterestInPreferredOperatingPartnershipUnitsFixedLiquidationValueShares" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="exr_MinorityInterestDecreaseFromRedemptionsShares" abstract="false" name="MinorityInterestDecreaseFromRedemptionsShares" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="exr_NoteReceivableReductionOfNoncontrollingInterests" abstract="false" name="NoteReceivableReductionOfNoncontrollingInterests" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_NotesReceivableStatedInterestRate" abstract="false" name="NotesReceivableStatedInterestRate" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="exr_AverageClosingMarketPriceMeasurementPeriod" abstract="false" name="AverageClosingMarketPriceMeasurementPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="exr_ShareholdersEquityUnitsConversionRatio" abstract="false" name="ShareholdersEquityUnitsConversionRatio" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="exr_CommonStockAverageClosingMarketPrice" abstract="false" name="CommonStockAverageClosingMarketPrice" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:perShareItemType"/>
  <xs:element id="exr_OperatingPartnershipUnitsRedemptionAmount" abstract="false" name="OperatingPartnershipUnitsRedemptionAmount" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_RealEstateConsolidatedJointVenturesNumber" abstract="false" name="RealEstateConsolidatedJointVenturesNumber" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="exr_TotalNumberOfStoresInConsolidatedJointVentures" abstract="false" name="TotalNumberOfStoresInConsolidatedJointVentures" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="exr_NumberOfJointVenturesOperating" abstract="false" name="NumberOfJointVenturesOperating" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="exr_NumberOfJointVenturesWithPropertyUnderDevelopment" abstract="false" name="NumberOfJointVenturesWithPropertyUnderDevelopment" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="exr_NoncontrollingInterestOperatingPartnershipUnitsRedeemedForCommonStock" abstract="false" name="NoncontrollingInterestOperatingPartnershipUnitsRedeemedForCommonStock" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="exr_NoncontrollingInterestOperatingPartnershipUnitsRedeemedForCash" abstract="false" name="NoncontrollingInterestOperatingPartnershipUnitsRedeemedForCash" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="exr_NoncontrollingInterestOperatingPartnershipUnitsRedeemedCashPaid" abstract="false" name="NoncontrollingInterestOperatingPartnershipUnitsRedeemedCashPaid" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_NoncontrollingInterestOperatingPartnershipUnitsIssuedWithBusinessCombinationAcquisitionAndPreferredUnitConversion" abstract="false" name="NoncontrollingInterestOperatingPartnershipUnitsIssuedWithBusinessCombinationAcquisitionAndPreferredUnitConversion" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="exr_NoncontrollingInterestOperatingPartnershipUnitsIssuedWithBusinessCombinationAcquisitionAndPreferredUnitConversionValue" abstract="false" name="NoncontrollingInterestOperatingPartnershipUnitsIssuedWithBusinessCombinationAcquisitionAndPreferredUnitConversionValue" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_SelfStorageOperationsMember" abstract="true" name="SelfStorageOperationsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_TenantReinsuranceMember" abstract="true" name="TenantReinsuranceMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_OfficeExpense" abstract="false" name="OfficeExpense" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_PropertyOperatingLeaseExpense" abstract="false" name="PropertyOperatingLeaseExpense" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_RepairsAndMaintenanceExpense" abstract="false" name="RepairsAndMaintenanceExpense" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_NetOperatingIncomeAbstract" abstract="true" name="NetOperatingIncomeAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="exr_OtherComponentsOfNetIncomeAbstract" abstract="true" name="OtherComponentsOfNetIncomeAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="exr_CommitmentToAcquireStoresMember" abstract="true" name="CommitmentToAcquireStoresMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_AgreementToOriginateBridgeLoansMember" abstract="true" name="AgreementToOriginateBridgeLoansMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_NumberOfRealEstatePropertiesToBeAcquired" abstract="false" name="NumberOfRealEstatePropertiesToBeAcquired" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
</xs:schema>
