<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with Wdesk from Workiva-->
<!--Copyright 2021 Workiva-->
<!--r:7ac4e8f2-c089-48f1-a545-655820bf8b68,g:bbded178-42c7-4f8a-8777-882fa9f7e08a-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:roleRef roleURI="http://www.extraspace.com/role/Cover" xlink:type="simple" xlink:href="exr-20210331.xsd#Cover"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/Cover" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.extraspace.com/role/CondensedConsolidatedBalanceSheets" xlink:type="simple" xlink:href="exr-20210331.xsd#CondensedConsolidatedBalanceSheets"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/CondensedConsolidatedBalanceSheets" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_1c57b63f-4ce2-444f-b825-c4a2a94e576c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Liabilities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NotesPayable_049697aa-c268-4e34-aca8-b25d3d824c4b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NotesPayable"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_1c57b63f-4ce2-444f-b825-c4a2a94e576c" xlink:to="loc_us-gaap_NotesPayable_049697aa-c268-4e34-aca8-b25d3d824c4b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LineOfCredit_d4b5d19e-e0f7-4601-8384-d48da29e38f5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LineOfCredit"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_1c57b63f-4ce2-444f-b825-c4a2a94e576c" xlink:to="loc_us-gaap_LineOfCredit_d4b5d19e-e0f7-4601-8384-d48da29e38f5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent_76a4931e-db14-4d22-bdfd-8a764487862b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_1c57b63f-4ce2-444f-b825-c4a2a94e576c" xlink:to="loc_us-gaap_AccountsPayableAndAccruedLiabilitiesCurrentAndNoncurrent_76a4931e-db14-4d22-bdfd-8a764487862b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilities_4a9742f5-74ca-4dae-ba2b-5915ffe897dd" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherLiabilities"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_1c57b63f-4ce2-444f-b825-c4a2a94e576c" xlink:to="loc_us-gaap_OtherLiabilities_4a9742f5-74ca-4dae-ba2b-5915ffe897dd" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_exr_CashDistributionsInUnconsolidatedRealEstateVentures_8f604dfd-b842-4d91-a862-ed174284d905" xlink:href="exr-20210331.xsd#exr_CashDistributionsInUnconsolidatedRealEstateVentures"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_1c57b63f-4ce2-444f-b825-c4a2a94e576c" xlink:to="loc_exr_CashDistributionsInUnconsolidatedRealEstateVentures_8f604dfd-b842-4d91-a862-ed174284d905" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseLiability_09a94d2f-336c-4cdc-8903-70ad8bf77fe7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingLeaseLiability"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Liabilities_1c57b63f-4ce2-444f-b825-c4a2a94e576c" xlink:to="loc_us-gaap_OperatingLeaseLiability_09a94d2f-336c-4cdc-8903-70ad8bf77fe7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_ce7f6a2d-8dd1-4345-b740-c1afb804cd8c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PreferredStockValue_c84be985-e369-4ec6-958e-d4f869a922a8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PreferredStockValue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_ce7f6a2d-8dd1-4345-b740-c1afb804cd8c" xlink:to="loc_us-gaap_PreferredStockValue_c84be985-e369-4ec6-958e-d4f869a922a8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockValue_6dd596a0-ebdb-4718-abb1-eebe0e476ba7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonStockValue"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_ce7f6a2d-8dd1-4345-b740-c1afb804cd8c" xlink:to="loc_us-gaap_CommonStockValue_6dd596a0-ebdb-4718-abb1-eebe0e476ba7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapitalCommonStock_605b8126-11d6-46ac-8f1b-b912fe7990ba" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AdditionalPaidInCapitalCommonStock"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_ce7f6a2d-8dd1-4345-b740-c1afb804cd8c" xlink:to="loc_us-gaap_AdditionalPaidInCapitalCommonStock_605b8126-11d6-46ac-8f1b-b912fe7990ba" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_d5ad7251-00ba-446d-9b79-18b40274b5ff" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_ce7f6a2d-8dd1-4345-b740-c1afb804cd8c" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_d5ad7251-00ba-446d-9b79-18b40274b5ff" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_a977b156-d56d-4b05-9981-23f49a2cb151" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetainedEarningsAccumulatedDeficit"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquity_ce7f6a2d-8dd1-4345-b740-c1afb804cd8c" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_a977b156-d56d-4b05-9981-23f49a2cb151" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_3fa0f393-ed46-47f4-9754-b2120b92b7f9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_d8478060-bb70-4bcd-84e7-aaddf69151b1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockholdersEquity"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_3fa0f393-ed46-47f4-9754-b2120b92b7f9" xlink:to="loc_us-gaap_StockholdersEquity_d8478060-bb70-4bcd-84e7-aaddf69151b1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MinorityInterestInPreferredUnitHolders_0687bc61-f143-41ee-b46d-7a45e8ec91c8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_MinorityInterestInPreferredUnitHolders"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_3fa0f393-ed46-47f4-9754-b2120b92b7f9" xlink:to="loc_us-gaap_MinorityInterestInPreferredUnitHolders_0687bc61-f143-41ee-b46d-7a45e8ec91c8" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MinorityInterestInOperatingPartnerships_1060fa6a-c64a-4a15-b4f9-dd3c22023718" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_MinorityInterestInOperatingPartnerships"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_3fa0f393-ed46-47f4-9754-b2120b92b7f9" xlink:to="loc_us-gaap_MinorityInterestInOperatingPartnerships_1060fa6a-c64a-4a15-b4f9-dd3c22023718" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_210cc89c-74ca-47e3-bd97-a4fa572aeda9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Assets"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RealEstateInvestmentPropertyNet_fe4ea125-93bc-4a5c-b078-d70406f7cb52" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RealEstateInvestmentPropertyNet"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_210cc89c-74ca-47e3-bd97-a4fa572aeda9" xlink:to="loc_us-gaap_RealEstateInvestmentPropertyNet_fe4ea125-93bc-4a5c-b078-d70406f7cb52" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RealEstateInvestmentsUnconsolidatedRealEstateAndOtherJointVentures_bddf9c31-42ae-45ce-be0f-44ef5d9f4118" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RealEstateInvestmentsUnconsolidatedRealEstateAndOtherJointVentures"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_210cc89c-74ca-47e3-bd97-a4fa572aeda9" xlink:to="loc_us-gaap_RealEstateInvestmentsUnconsolidatedRealEstateAndOtherJointVentures_bddf9c31-42ae-45ce-be0f-44ef5d9f4118" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_ef5f094a-71e8-418c-b36c-47aac1c9afc9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_210cc89c-74ca-47e3-bd97-a4fa572aeda9" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_ef5f094a-71e8-418c-b36c-47aac1c9afc9" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedCashAndCashEquivalents_0c5a0d50-cd71-44ad-8f69-cc3edc212988" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RestrictedCashAndCashEquivalents"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_210cc89c-74ca-47e3-bd97-a4fa572aeda9" xlink:to="loc_us-gaap_RestrictedCashAndCashEquivalents_0c5a0d50-cd71-44ad-8f69-cc3edc212988" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssets_5b536bad-c0ee-449a-b4fb-1b34c177b14d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherAssets"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_210cc89c-74ca-47e3-bd97-a4fa572aeda9" xlink:to="loc_us-gaap_OtherAssets_5b536bad-c0ee-449a-b4fb-1b34c177b14d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseRightOfUseAsset_54613238-9842-45d0-8121-34241a58d914" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingLeaseRightOfUseAsset"/>
    <link:calculationArc order="6" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_210cc89c-74ca-47e3-bd97-a4fa572aeda9" xlink:to="loc_us-gaap_OperatingLeaseRightOfUseAsset_54613238-9842-45d0-8121-34241a58d914" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_exr_DebtSecuritiesHeldToMaturityAndFinancingReceivableAfterAllowanceForCreditLossAndInterestReceivable_ec13a378-3f18-4092-a515-62a31943c3e0" xlink:href="exr-20210331.xsd#exr_DebtSecuritiesHeldToMaturityAndFinancingReceivableAfterAllowanceForCreditLossAndInterestReceivable"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Assets_210cc89c-74ca-47e3-bd97-a4fa572aeda9" xlink:to="loc_exr_DebtSecuritiesHeldToMaturityAndFinancingReceivableAfterAllowanceForCreditLossAndInterestReceivable_ec13a378-3f18-4092-a515-62a31943c3e0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_b15beccb-4d30-45ca-9ca1-7a268ae35003" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquity"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_ae5e8f3c-2bf1-435e-85af-1be2367c8b6a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Liabilities"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_b15beccb-4d30-45ca-9ca1-7a268ae35003" xlink:to="loc_us-gaap_Liabilities_ae5e8f3c-2bf1-435e-85af-1be2367c8b6a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingencies_336d8338-d97c-44bc-806d-8f279b7efaec" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommitmentsAndContingencies"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_b15beccb-4d30-45ca-9ca1-7a268ae35003" xlink:to="loc_us-gaap_CommitmentsAndContingencies_336d8338-d97c-44bc-806d-8f279b7efaec" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_ec6cbd80-f3d9-405c-b93e-97a0c7324d20" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquity_b15beccb-4d30-45ca-9ca1-7a268ae35003" xlink:to="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_ec6cbd80-f3d9-405c-b93e-97a0c7324d20" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.extraspace.com/role/CondensedConsolidatedBalanceSheetsParenthetical" xlink:type="simple" xlink:href="exr-20210331.xsd#CondensedConsolidatedBalanceSheetsParenthetical"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/CondensedConsolidatedBalanceSheetsParenthetical" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.extraspace.com/role/CondensedConsolidatedStatementsofOperations" xlink:type="simple" xlink:href="exr-20210331.xsd#CondensedConsolidatedStatementsofOperations"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/CondensedConsolidatedStatementsofOperations" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues_1c298153-960a-4d56-829c-fe815d201c17" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Revenues"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LeaseIncome_d04e81ba-cd8e-469b-b1fb-7f9ee1481ada" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LeaseIncome"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Revenues_1c298153-960a-4d56-829c-fe815d201c17" xlink:to="loc_us-gaap_LeaseIncome_d04e81ba-cd8e-469b-b1fb-7f9ee1481ada" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DirectPremiumsEarned_a3166c66-327f-4251-881a-0a2f742ffada" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DirectPremiumsEarned"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Revenues_1c298153-960a-4d56-829c-fe815d201c17" xlink:to="loc_us-gaap_DirectPremiumsEarned_a3166c66-327f-4251-881a-0a2f742ffada" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_f0fd55b5-1f80-4a69-b550-3a8ba95ee013" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_Revenues_1c298153-960a-4d56-829c-fe815d201c17" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax_f0fd55b5-1f80-4a69-b550-3a8ba95ee013" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_a051ae4f-ccf8-48a2-9d3e-790af02dc7e0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_0e4fa52c-3a38-498a-a124-8c213c768051" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_a051ae4f-ccf8-48a2-9d3e-790af02dc7e0" xlink:to="loc_us-gaap_OperatingIncomeLoss_0e4fa52c-3a38-498a-a124-8c213c768051" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_exr_InterestExpenseExcludingAmortizationOfDebtDiscountPremium_0eff69f6-4a26-48fe-be3f-358bc6b7bc73" xlink:href="exr-20210331.xsd#exr_InterestExpenseExcludingAmortizationOfDebtDiscountPremium"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_a051ae4f-ccf8-48a2-9d3e-790af02dc7e0" xlink:to="loc_exr_InterestExpenseExcludingAmortizationOfDebtDiscountPremium_0eff69f6-4a26-48fe-be3f-358bc6b7bc73" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AmortizationOfDebtDiscountPremium_1e0d28c3-c3ac-4fd0-af40-45734682f7c7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AmortizationOfDebtDiscountPremium"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_a051ae4f-ccf8-48a2-9d3e-790af02dc7e0" xlink:to="loc_us-gaap_AmortizationOfDebtDiscountPremium_1e0d28c3-c3ac-4fd0-af40-45734682f7c7" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentIncomeInterest_a29d7e59-15b5-4c59-a825-f12cb4311e04" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InvestmentIncomeInterest"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_a051ae4f-ccf8-48a2-9d3e-790af02dc7e0" xlink:to="loc_us-gaap_InvestmentIncomeInterest_a29d7e59-15b5-4c59-a825-f12cb4311e04" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostsAndExpenses_a15f8e81-d1e8-4343-a502-af810b86270d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CostsAndExpenses"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfRevenue_6f4e61e6-cbc7-4484-abd9-d7cc133a2755" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CostOfRevenue"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_a15f8e81-d1e8-4343-a502-af810b86270d" xlink:to="loc_us-gaap_CostOfRevenue_6f4e61e6-cbc7-4484-abd9-d7cc133a2755" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_exr_TenantReinsuranceExpense_7b32569b-7d5c-4106-b5b2-9f12d16c3558" xlink:href="exr-20210331.xsd#exr_TenantReinsuranceExpense"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_a15f8e81-d1e8-4343-a502-af810b86270d" xlink:to="loc_exr_TenantReinsuranceExpense_7b32569b-7d5c-4106-b5b2-9f12d16c3558" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GeneralAndAdministrativeExpense_13c9f717-8f64-4267-8915-8744fd74701b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_GeneralAndAdministrativeExpense"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_a15f8e81-d1e8-4343-a502-af810b86270d" xlink:to="loc_us-gaap_GeneralAndAdministrativeExpense_13c9f717-8f64-4267-8915-8744fd74701b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DepreciationDepletionAndAmortization_da085101-a6c0-4dc3-acf7-d08ad00aabc3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DepreciationDepletionAndAmortization"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CostsAndExpenses_a15f8e81-d1e8-4343-a502-af810b86270d" xlink:to="loc_us-gaap_DepreciationDepletionAndAmortization_da085101-a6c0-4dc3-acf7-d08ad00aabc3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_b8320906-98f8-4eab-8bc1-e2f5445c4aad" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProfitLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_a7f1c697-e47d-43dd-a058-11c6433ebe3f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ProfitLoss_b8320906-98f8-4eab-8bc1-e2f5445c4aad" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesMinorityInterestAndIncomeLossFromEquityMethodInvestments_a7f1c697-e47d-43dd-a058-11c6433ebe3f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromEquityMethodInvestments_b2510084-8ecb-42ad-8f37-2ec88b9ff89e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeLossFromEquityMethodInvestments"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ProfitLoss_b8320906-98f8-4eab-8bc1-e2f5445c4aad" xlink:to="loc_us-gaap_IncomeLossFromEquityMethodInvestments_b2510084-8ecb-42ad-8f37-2ec88b9ff89e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_1af0463c-11da-4920-8e0e-71a10d020d67" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ProfitLoss_b8320906-98f8-4eab-8bc1-e2f5445c4aad" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_1af0463c-11da-4920-8e0e-71a10d020d67" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_31168c36-ad23-4c64-8261-2a33f264ccb2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_dfce43fd-c692-43ce-9f9b-6dc26e9dd4dd" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProfitLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_31168c36-ad23-4c64-8261-2a33f264ccb2" xlink:to="loc_us-gaap_ProfitLoss_dfce43fd-c692-43ce-9f9b-6dc26e9dd4dd" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NoncontrollingInterestInNetIncomeLossPreferredUnitHoldersRedeemable_4347096a-cff3-45a3-ac7a-4c35c1714730" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NoncontrollingInterestInNetIncomeLossPreferredUnitHoldersRedeemable"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_31168c36-ad23-4c64-8261-2a33f264ccb2" xlink:to="loc_us-gaap_NoncontrollingInterestInNetIncomeLossPreferredUnitHoldersRedeemable_4347096a-cff3-45a3-ac7a-4c35c1714730" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_exr_MinorityInterestInNetIncomeLossOperatingPartnershipsAndOther_de36501b-6fb6-4f0b-9df9-52dec3d242d0" xlink:href="exr-20210331.xsd#exr_MinorityInterestInNetIncomeLossOperatingPartnershipsAndOther"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLoss_31168c36-ad23-4c64-8261-2a33f264ccb2" xlink:to="loc_exr_MinorityInterestInNetIncomeLossOperatingPartnershipsAndOther_de36501b-6fb6-4f0b-9df9-52dec3d242d0" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_d193ecde-8efb-4950-a4da-3804ccc4e15b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostsAndExpenses_b0a468cd-ed05-4b8b-9ff0-7cbc42b6d225" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CostsAndExpenses"/>
    <link:calculationArc order="1" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_d193ecde-8efb-4950-a4da-3804ccc4e15b" xlink:to="loc_us-gaap_CostsAndExpenses_b0a468cd-ed05-4b8b-9ff0-7cbc42b6d225" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues_aca2cdfb-dcac-432f-9c48-a2ac0c74c4a2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Revenues"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_d193ecde-8efb-4950-a4da-3804ccc4e15b" xlink:to="loc_us-gaap_Revenues_aca2cdfb-dcac-432f-9c48-a2ac0c74c4a2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_exr_GainsLossesOnRealEstateTransactionsAndEarnOutFromPriorAcquisitionAndSaleOfOtherAssets_14c10ec9-0745-46b4-b96d-2df073f64bd7" xlink:href="exr-20210331.xsd#exr_GainsLossesOnRealEstateTransactionsAndEarnOutFromPriorAcquisitionAndSaleOfOtherAssets"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_OperatingIncomeLoss_d193ecde-8efb-4950-a4da-3804ccc4e15b" xlink:to="loc_exr_GainsLossesOnRealEstateTransactionsAndEarnOutFromPriorAcquisitionAndSaleOfOtherAssets_14c10ec9-0745-46b4-b96d-2df073f64bd7" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.extraspace.com/role/CondensedConsolidatedStatementsofComprehensiveIncome" xlink:type="simple" xlink:href="exr-20210331.xsd#CondensedConsolidatedStatementsofComprehensiveIncome"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/CondensedConsolidatedStatementsofComprehensiveIncome" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_19e23fc3-daee-4eb4-94dd-b5e80f2a2333" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTax"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_b0946ff7-2233-49f7-8707-0ee4a9315078" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_19e23fc3-daee-4eb4-94dd-b5e80f2a2333" xlink:to="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_b0946ff7-2233-49f7-8707-0ee4a9315078" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest_59f66a17-668c-4f0b-945f-0ea5ffcb5341" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTax_19e23fc3-daee-4eb4-94dd-b5e80f2a2333" xlink:to="loc_us-gaap_ComprehensiveIncomeNetOfTaxAttributableToNoncontrollingInterest_59f66a17-668c-4f0b-945f-0ea5ffcb5341" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_cf0c7853-1d21-4988-b3ee-6116a8dff94e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_7aa5361f-790b-408a-88aa-51c08ec60a09" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProfitLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_cf0c7853-1d21-4988-b3ee-6116a8dff94e" xlink:to="loc_us-gaap_ProfitLoss_7aa5361f-790b-408a-88aa-51c08ec60a09" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax_fb603ae7-76c4-460a-be29-b0ae2aab9308" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_ComprehensiveIncomeNetOfTaxIncludingPortionAttributableToNoncontrollingInterest_cf0c7853-1d21-4988-b3ee-6116a8dff94e" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossCashFlowHedgeGainLossAfterReclassificationAndTax_fb603ae7-76c4-460a-be29-b0ae2aab9308" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.extraspace.com/role/CondensedConsolidatedStatementofNoncontrollingInterestsandEquity" xlink:type="simple" xlink:href="exr-20210331.xsd#CondensedConsolidatedStatementofNoncontrollingInterestsandEquity"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/CondensedConsolidatedStatementofNoncontrollingInterestsandEquity" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.extraspace.com/role/CondensedConsolidatedStatementofNoncontrollingInterestsandEquityParenthetical" xlink:type="simple" xlink:href="exr-20210331.xsd#CondensedConsolidatedStatementofNoncontrollingInterestsandEquityParenthetical"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/CondensedConsolidatedStatementofNoncontrollingInterestsandEquityParenthetical" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.extraspace.com/role/CondensedConsolidatedStatementsofCashFlows" xlink:type="simple" xlink:href="exr-20210331.xsd#CondensedConsolidatedStatementsofCashFlows"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/CondensedConsolidatedStatementsofCashFlows" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_a8d8e8ef-7296-4b17-a713-6addbbc8dc9c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_5c5e286e-2646-4ee3-b1a8-0c7ee7f2d920" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_a8d8e8ef-7296-4b17-a713-6addbbc8dc9c" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_5c5e286e-2646-4ee3-b1a8-0c7ee7f2d920" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_fdd379e2-2147-447f-81a7-19de01d37c1d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_a8d8e8ef-7296-4b17-a713-6addbbc8dc9c" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_fdd379e2-2147-447f-81a7-19de01d37c1d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_1e40176d-97a0-4b9e-a0a6-c00ae5c36c45" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_a8d8e8ef-7296-4b17-a713-6addbbc8dc9c" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_1e40176d-97a0-4b9e-a0a6-c00ae5c36c45" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_721e96f7-c307-4dd0-99d4-8edbb781d2cc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleOfNotesReceivable_fca5c8c3-940b-425d-b7b7-03ad28fcc1a1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProceedsFromSaleOfNotesReceivable"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_721e96f7-c307-4dd0-99d4-8edbb781d2cc" xlink:to="loc_us-gaap_ProceedsFromSaleOfNotesReceivable_fca5c8c3-940b-425d-b7b7-03ad28fcc1a1" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_exr_ReturnOfInvestmentRealEstateVentures_ad8eceef-7aba-452d-98bc-6fdc47eff7da" xlink:href="exr-20210331.xsd#exr_ReturnOfInvestmentRealEstateVentures"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_721e96f7-c307-4dd0-99d4-8edbb781d2cc" xlink:to="loc_exr_ReturnOfInvestmentRealEstateVentures_ad8eceef-7aba-452d-98bc-6fdc47eff7da" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireEquityMethodInvestments_f8cd6b08-15b8-408b-8efd-50c85e4b1c2e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsToAcquireEquityMethodInvestments"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_721e96f7-c307-4dd0-99d4-8edbb781d2cc" xlink:to="loc_us-gaap_PaymentsToAcquireEquityMethodInvestments_f8cd6b08-15b8-408b-8efd-50c85e4b1c2e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireNotesReceivable_15bb0996-392d-48b6-9c9d-cb6f0fa70067" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsToAcquireNotesReceivable"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_721e96f7-c307-4dd0-99d4-8edbb781d2cc" xlink:to="loc_us-gaap_PaymentsToAcquireNotesReceivable_15bb0996-392d-48b6-9c9d-cb6f0fa70067" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireRealEstate_c84e7661-5514-42d9-8c62-42386e449460" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsToAcquireRealEstate"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_721e96f7-c307-4dd0-99d4-8edbb781d2cc" xlink:to="loc_us-gaap_PaymentsToAcquireRealEstate_c84e7661-5514-42d9-8c62-42386e449460" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireFurnitureAndFixtures_266352aa-a1b3-40be-9fa2-4ef0e4487faa" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsToAcquireFurnitureAndFixtures"/>
    <link:calculationArc order="6" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_721e96f7-c307-4dd0-99d4-8edbb781d2cc" xlink:to="loc_us-gaap_PaymentsToAcquireFurnitureAndFixtures_266352aa-a1b3-40be-9fa2-4ef0e4487faa" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleOfRealEstateHeldforinvestment_9d433afe-acf9-45a4-ae26-cffd655ce67b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProceedsFromSaleOfRealEstateHeldforinvestment"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_721e96f7-c307-4dd0-99d4-8edbb781d2cc" xlink:to="loc_us-gaap_ProceedsFromSaleOfRealEstateHeldforinvestment_9d433afe-acf9-45a4-ae26-cffd655ce67b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToDevelopRealEstateAssets_d9e37b10-92a0-410d-ba8f-43649fbe7fef" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsToDevelopRealEstateAssets"/>
    <link:calculationArc order="8" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_721e96f7-c307-4dd0-99d4-8edbb781d2cc" xlink:to="loc_us-gaap_PaymentsToDevelopRealEstateAssets_d9e37b10-92a0-410d-ba8f-43649fbe7fef" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_b11688ac-e398-4901-a209-cc7c65e6afbf" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherDepreciationAndAmortization_b4d1a4e9-ea22-465c-ac36-f7f971d89c08" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherDepreciationAndAmortization"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_b11688ac-e398-4901-a209-cc7c65e6afbf" xlink:to="loc_us-gaap_OtherDepreciationAndAmortization_b4d1a4e9-ea22-465c-ac36-f7f971d89c08" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AmortizationOfFinancingCosts_1e2a5212-604f-4e63-8cf8-9702bdb19e50" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AmortizationOfFinancingCosts"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_b11688ac-e398-4901-a209-cc7c65e6afbf" xlink:to="loc_us-gaap_AmortizationOfFinancingCosts_1e2a5212-604f-4e63-8cf8-9702bdb19e50" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_exr_AmortizationOfDebtDiscountPremiumEquityComponentOfSeniorNotes_bb33d383-1d3e-4ea5-b806-886a2fd9ac4f" xlink:href="exr-20210331.xsd#exr_AmortizationOfDebtDiscountPremiumEquityComponentOfSeniorNotes"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_b11688ac-e398-4901-a209-cc7c65e6afbf" xlink:to="loc_exr_AmortizationOfDebtDiscountPremiumEquityComponentOfSeniorNotes_bb33d383-1d3e-4ea5-b806-886a2fd9ac4f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensation_05a3f8cf-c42f-415c-8a5f-01090f434840" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensation"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_b11688ac-e398-4901-a209-cc7c65e6afbf" xlink:to="loc_us-gaap_ShareBasedCompensation_05a3f8cf-c42f-415c-8a5f-01090f434840" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions_f62fb766-89c4-4fc4-9c72-5626980c5ab2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_b11688ac-e398-4901-a209-cc7c65e6afbf" xlink:to="loc_us-gaap_IncomeLossFromEquityMethodInvestmentsNetOfDividendsOrDistributions_f62fb766-89c4-4fc4-9c72-5626980c5ab2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherOperatingAssets_4f5d7dec-bd85-4eca-8c7c-91530dd8713e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInOtherOperatingAssets"/>
    <link:calculationArc order="6" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_b11688ac-e398-4901-a209-cc7c65e6afbf" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherOperatingAssets_4f5d7dec-bd85-4eca-8c7c-91530dd8713e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_cd8432bb-e307-48eb-9611-6244c533015d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities"/>
    <link:calculationArc order="7" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_b11688ac-e398-4901-a209-cc7c65e6afbf" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsPayableAndAccruedLiabilities_cd8432bb-e307-48eb-9611-6244c533015d" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_c3803b7b-049d-4c52-9934-23845e16a799" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInOtherOperatingLiabilities"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_b11688ac-e398-4901-a209-cc7c65e6afbf" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherOperatingLiabilities_c3803b7b-049d-4c52-9934-23845e16a799" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProfitLoss_fc062ce4-c679-46f7-b9c5-9ee8afe87613" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProfitLoss"/>
    <link:calculationArc order="9" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_b11688ac-e398-4901-a209-cc7c65e6afbf" xlink:to="loc_us-gaap_ProfitLoss_fc062ce4-c679-46f7-b9c5-9ee8afe87613" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingLeaseRightOfUseAssetAmortizationExpense_fe7c8ace-63ad-42c5-864a-6d1ef968f812" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingLeaseRightOfUseAssetAmortizationExpense"/>
    <link:calculationArc order="10" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_b11688ac-e398-4901-a209-cc7c65e6afbf" xlink:to="loc_us-gaap_OperatingLeaseRightOfUseAssetAmortizationExpense_fe7c8ace-63ad-42c5-864a-6d1ef968f812" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_exr_GainsLossesOnRealEstateTransactionsNetOfImpairmentOfRealEstate_ae1efe97-fe92-4f04-9dc3-0e1e96a9ee36" xlink:href="exr-20210331.xsd#exr_GainsLossesOnRealEstateTransactionsNetOfImpairmentOfRealEstate"/>
    <link:calculationArc order="11" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_b11688ac-e398-4901-a209-cc7c65e6afbf" xlink:to="loc_exr_GainsLossesOnRealEstateTransactionsNetOfImpairmentOfRealEstate_ae1efe97-fe92-4f04-9dc3-0e1e96a9ee36" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_exr_NoncashInterestIncome_2f301d94-c098-47f2-a2e6-b8bb9127174e" xlink:href="exr-20210331.xsd#exr_NoncashInterestIncome"/>
    <link:calculationArc order="12" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_b11688ac-e398-4901-a209-cc7c65e6afbf" xlink:to="loc_exr_NoncashInterestIncome_2f301d94-c098-47f2-a2e6-b8bb9127174e" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_7ab75efa-c557-440c-919b-a935f332af88" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfSecuredDebt_7e410fb6-ab8a-4b10-a35d-90b1677ad71f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProceedsFromIssuanceOfSecuredDebt"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_7ab75efa-c557-440c-919b-a935f332af88" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfSecuredDebt_7e410fb6-ab8a-4b10-a35d-90b1677ad71f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfOtherDebt_7d1c309e-7e91-43bf-bba9-23ccd86127ab" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RepaymentsOfOtherDebt"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_7ab75efa-c557-440c-919b-a935f332af88" xlink:to="loc_us-gaap_RepaymentsOfOtherDebt_7d1c309e-7e91-43bf-bba9-23ccd86127ab" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfFinancingCosts_f0b1f5ba-af57-4b33-b0f6-2616d4a9d8c4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsOfFinancingCosts"/>
    <link:calculationArc order="3" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_7ab75efa-c557-440c-919b-a935f332af88" xlink:to="loc_us-gaap_PaymentsOfFinancingCosts_f0b1f5ba-af57-4b33-b0f6-2616d4a9d8c4" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromStockOptionsExercised_6109f857-ceaa-4019-8e74-6046cb299343" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProceedsFromStockOptionsExercised"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_7ab75efa-c557-440c-919b-a935f332af88" xlink:to="loc_us-gaap_ProceedsFromStockOptionsExercised_6109f857-ceaa-4019-8e74-6046cb299343" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfDividendsCommonStock_fa2ace57-1a43-4a2a-8508-a5b4ee773a9a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsOfDividendsCommonStock"/>
    <link:calculationArc order="5" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_7ab75efa-c557-440c-919b-a935f332af88" xlink:to="loc_us-gaap_PaymentsOfDividendsCommonStock_fa2ace57-1a43-4a2a-8508-a5b4ee773a9a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfDividendsMinorityInterest_1dbe831c-e0d7-4874-b95f-47573f0d260c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsOfDividendsMinorityInterest"/>
    <link:calculationArc order="6" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_7ab75efa-c557-440c-919b-a935f332af88" xlink:to="loc_us-gaap_PaymentsOfDividendsMinorityInterest_1dbe831c-e0d7-4874-b95f-47573f0d260c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_a18e66cb-bbac-4dd5-84a6-738f851aa342" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsForRepurchaseOfCommonStock"/>
    <link:calculationArc order="7" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_7ab75efa-c557-440c-919b-a935f332af88" xlink:to="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_a18e66cb-bbac-4dd5-84a6-738f851aa342" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfCommonStock_136681a7-09cc-4009-8f03-24f414e42ac5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProceedsFromIssuanceOfCommonStock"/>
    <link:calculationArc order="8" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_7ab75efa-c557-440c-919b-a935f332af88" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfCommonStock_136681a7-09cc-4009-8f03-24f414e42ac5" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.extraspace.com/role/Organization" xlink:type="simple" xlink:href="exr-20210331.xsd#Organization"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/Organization" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.extraspace.com/role/OrganizationDetail" xlink:type="simple" xlink:href="exr-20210331.xsd#OrganizationDetail"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/OrganizationDetail" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.extraspace.com/role/BasisofPresentation" xlink:type="simple" xlink:href="exr-20210331.xsd#BasisofPresentation"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/BasisofPresentation" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.extraspace.com/role/BasisofPresentationPolicies" xlink:type="simple" xlink:href="exr-20210331.xsd#BasisofPresentationPolicies"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/BasisofPresentationPolicies" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.extraspace.com/role/FairValueDisclosures" xlink:type="simple" xlink:href="exr-20210331.xsd#FairValueDisclosures"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/FairValueDisclosures" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.extraspace.com/role/FairValueDisclosuresTables" xlink:type="simple" xlink:href="exr-20210331.xsd#FairValueDisclosuresTables"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/FairValueDisclosuresTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.extraspace.com/role/FairValueDisclosuresAssetsandLiabilitiesonaRecurringBasisDetail" xlink:type="simple" xlink:href="exr-20210331.xsd#FairValueDisclosuresAssetsandLiabilitiesonaRecurringBasisDetail"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/FairValueDisclosuresAssetsandLiabilitiesonaRecurringBasisDetail" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.extraspace.com/role/FairValueDisclosuresAdditionalInformationDetail" xlink:type="simple" xlink:href="exr-20210331.xsd#FairValueDisclosuresAdditionalInformationDetail"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/FairValueDisclosuresAdditionalInformationDetail" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.extraspace.com/role/FairValueDisclosuresScheduleofFinancialInstrumentsDetail" xlink:type="simple" xlink:href="exr-20210331.xsd#FairValueDisclosuresScheduleofFinancialInstrumentsDetail"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/FairValueDisclosuresScheduleofFinancialInstrumentsDetail" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.extraspace.com/role/EarningsPerCommonShare" xlink:type="simple" xlink:href="exr-20210331.xsd#EarningsPerCommonShare"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/EarningsPerCommonShare" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.extraspace.com/role/EarningsPerCommonShareTables" xlink:type="simple" xlink:href="exr-20210331.xsd#EarningsPerCommonShareTables"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/EarningsPerCommonShareTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.extraspace.com/role/EarningsPerCommonShareAdditionalInformationDetail" xlink:type="simple" xlink:href="exr-20210331.xsd#EarningsPerCommonShareAdditionalInformationDetail"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/EarningsPerCommonShareAdditionalInformationDetail" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.extraspace.com/role/EarningsPerCommonShareAntidilutiveSharesDetail" xlink:type="simple" xlink:href="exr-20210331.xsd#EarningsPerCommonShareAntidilutiveSharesDetail"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/EarningsPerCommonShareAntidilutiveSharesDetail" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.extraspace.com/role/EarningsPerCommonShareScheduleofComputationDetail" xlink:type="simple" xlink:href="exr-20210331.xsd#EarningsPerCommonShareScheduleofComputationDetail"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/EarningsPerCommonShareScheduleofComputationDetail" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_748adb79-757c-4e64-ad03-99afe7fe757e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_16ea0782-b8f4-4d65-a6ff-3a37cccc342f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetIncomeLoss"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_748adb79-757c-4e64-ad03-99afe7fe757e" xlink:to="loc_us-gaap_NetIncomeLoss_16ea0782-b8f4-4d65-a6ff-3a37cccc342f" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic_23d31376-fd22-49d6-86e3-49bd831e34ba" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_748adb79-757c-4e64-ad03-99afe7fe757e" xlink:to="loc_us-gaap_UndistributedEarningsLossAllocatedToParticipatingSecuritiesBasic_23d31376-fd22-49d6-86e3-49bd831e34ba" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted_a7b09543-12ac-4481-84eb-04e464ed587f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_1cc38392-c743-4570-8e2d-97462dfcb50a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted_a7b09543-12ac-4481-84eb-04e464ed587f" xlink:to="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic_1cc38392-c743-4570-8e2d-97462dfcb50a" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_UndistributedEarningsLossAllocatedToParticipatingSecuritiesDiluted_ebb5caab-e4ea-49bb-b65d-6c0815dc7c74" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_UndistributedEarningsLossAllocatedToParticipatingSecuritiesDiluted"/>
    <link:calculationArc order="2" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted_a7b09543-12ac-4481-84eb-04e464ed587f" xlink:to="loc_us-gaap_UndistributedEarningsLossAllocatedToParticipatingSecuritiesDiluted_ebb5caab-e4ea-49bb-b65d-6c0815dc7c74" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_exr_NetIncomeLossAttributableToNoncontrollingInterestInOperatingPartnership_8d341c43-f61d-4f19-8344-8fe6a3fdd3f5" xlink:href="exr-20210331.xsd#exr_NetIncomeLossAttributableToNoncontrollingInterestInOperatingPartnership"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted_a7b09543-12ac-4481-84eb-04e464ed587f" xlink:to="loc_exr_NetIncomeLossAttributableToNoncontrollingInterestInOperatingPartnership_8d341c43-f61d-4f19-8344-8fe6a3fdd3f5" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_exr_IncomeLossAttributableToNoncontrollingInterestFixedComponent_a05e80da-87a1-487a-aa22-63f3f5e239e3" xlink:href="exr-20210331.xsd#exr_IncomeLossAttributableToNoncontrollingInterestFixedComponent"/>
    <link:calculationArc order="4" weight="-1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_NetIncomeLossAvailableToCommonStockholdersDiluted_a7b09543-12ac-4481-84eb-04e464ed587f" xlink:to="loc_exr_IncomeLossAttributableToNoncontrollingInterestFixedComponent_a05e80da-87a1-487a-aa22-63f3f5e239e3" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_6eb35c3d-ba67-4b35-8156-20656c07a022" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_1f4f33f2-e835-4a3d-879f-b458df858665" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_6eb35c3d-ba67-4b35-8156-20656c07a022" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_1f4f33f2-e835-4a3d-879f-b458df858665" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_exr_IncrementalCommonSharesAttributableToConversionOfOperatingPartnershipUnits_43f7f5ab-c3b8-4b49-93e7-8ec8f94ffb11" xlink:href="exr-20210331.xsd#exr_IncrementalCommonSharesAttributableToConversionOfOperatingPartnershipUnits"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_6eb35c3d-ba67-4b35-8156-20656c07a022" xlink:to="loc_exr_IncrementalCommonSharesAttributableToConversionOfOperatingPartnershipUnits_43f7f5ab-c3b8-4b49-93e7-8ec8f94ffb11" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_exr_IncrementalCommonSharesAttributableToShareBasedPaymentArrangementsStockOptions_49d7de0d-18e0-4d7c-a690-09351769a77c" xlink:href="exr-20210331.xsd#exr_IncrementalCommonSharesAttributableToShareBasedPaymentArrangementsStockOptions"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_6eb35c3d-ba67-4b35-8156-20656c07a022" xlink:to="loc_exr_IncrementalCommonSharesAttributableToShareBasedPaymentArrangementsStockOptions_49d7de0d-18e0-4d7c-a690-09351769a77c" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_exr_IncrementalCommonSharesAttributableToExchangeablePreferredOperatingPartnershipUnits_42925a3b-9472-4a22-b5a2-2afad8a84cb2" xlink:href="exr-20210331.xsd#exr_IncrementalCommonSharesAttributableToExchangeablePreferredOperatingPartnershipUnits"/>
    <link:calculationArc order="4" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_6eb35c3d-ba67-4b35-8156-20656c07a022" xlink:to="loc_exr_IncrementalCommonSharesAttributableToExchangeablePreferredOperatingPartnershipUnits_42925a3b-9472-4a22-b5a2-2afad8a84cb2" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncrementalCommonSharesAttributableToNonvestedSharesWithForfeitableDividends_57397fbf-78f6-4199-b13f-49c6b545005e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncrementalCommonSharesAttributableToNonvestedSharesWithForfeitableDividends"/>
    <link:calculationArc order="5" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_6eb35c3d-ba67-4b35-8156-20656c07a022" xlink:to="loc_us-gaap_IncrementalCommonSharesAttributableToNonvestedSharesWithForfeitableDividends_57397fbf-78f6-4199-b13f-49c6b545005e" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.extraspace.com/role/StoreAcquisitionsandDispositions" xlink:type="simple" xlink:href="exr-20210331.xsd#StoreAcquisitionsandDispositions"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/StoreAcquisitionsandDispositions" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.extraspace.com/role/StoreAcquisitionsandDispositionsTables" xlink:type="simple" xlink:href="exr-20210331.xsd#StoreAcquisitionsandDispositionsTables"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/StoreAcquisitionsandDispositionsTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.extraspace.com/role/StoreAcquisitionsandDispositionsDetail" xlink:type="simple" xlink:href="exr-20210331.xsd#StoreAcquisitionsandDispositionsDetail"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/StoreAcquisitionsandDispositionsDetail" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.extraspace.com/role/InvestmentsinUnconsolidatedRealEstateEntities" xlink:type="simple" xlink:href="exr-20210331.xsd#InvestmentsinUnconsolidatedRealEstateEntities"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/InvestmentsinUnconsolidatedRealEstateEntities" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.extraspace.com/role/InvestmentsinUnconsolidatedRealEstateEntitiesTables" xlink:type="simple" xlink:href="exr-20210331.xsd#InvestmentsinUnconsolidatedRealEstateEntitiesTables"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/InvestmentsinUnconsolidatedRealEstateEntitiesTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.extraspace.com/role/InvestmentsinUnconsolidatedRealEstateEntitiesScheduleofInvestmentsDetails" xlink:type="simple" xlink:href="exr-20210331.xsd#InvestmentsinUnconsolidatedRealEstateEntitiesScheduleofInvestmentsDetails"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/InvestmentsinUnconsolidatedRealEstateEntitiesScheduleofInvestmentsDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.extraspace.com/role/InvestmentsinDebtSecuritiesandNotesReceivable" xlink:type="simple" xlink:href="exr-20210331.xsd#InvestmentsinDebtSecuritiesandNotesReceivable"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/InvestmentsinDebtSecuritiesandNotesReceivable" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.extraspace.com/role/InvestmentsinDebtSecuritiesandNotesReceivableTables" xlink:type="simple" xlink:href="exr-20210331.xsd#InvestmentsinDebtSecuritiesandNotesReceivableTables"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/InvestmentsinDebtSecuritiesandNotesReceivableTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.extraspace.com/role/InvestmentsinDebtSecuritiesandNotesReceivableScheduleDetails" xlink:type="simple" xlink:href="exr-20210331.xsd#InvestmentsinDebtSecuritiesandNotesReceivableScheduleDetails"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/InvestmentsinDebtSecuritiesandNotesReceivableScheduleDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_exr_DebtSecuritiesHeldToMaturityAndFinancingReceivableAfterAllowanceForCreditLossAndInterestReceivable_5d61eb6a-42b1-4633-afcf-f4e11002da44" xlink:href="exr-20210331.xsd#exr_DebtSecuritiesHeldToMaturityAndFinancingReceivableAfterAllowanceForCreditLossAndInterestReceivable"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HeldToMaturitySecurities_c246db2c-1f89-402e-85c6-b3f986506d5b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_HeldToMaturitySecurities"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_exr_DebtSecuritiesHeldToMaturityAndFinancingReceivableAfterAllowanceForCreditLossAndInterestReceivable_5d61eb6a-42b1-4633-afcf-f4e11002da44" xlink:to="loc_us-gaap_HeldToMaturitySecurities_c246db2c-1f89-402e-85c6-b3f986506d5b" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NotesReceivableNet_47eca76d-25e3-447b-9157-1051d04a38bc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NotesReceivableNet"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_exr_DebtSecuritiesHeldToMaturityAndFinancingReceivableAfterAllowanceForCreditLossAndInterestReceivable_5d61eb6a-42b1-4633-afcf-f4e11002da44" xlink:to="loc_us-gaap_NotesReceivableNet_47eca76d-25e3-447b-9157-1051d04a38bc" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DividendsReceivable_fb07449c-3f3a-4aca-8bb7-82abb4f10b74" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DividendsReceivable"/>
    <link:calculationArc order="3" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_exr_DebtSecuritiesHeldToMaturityAndFinancingReceivableAfterAllowanceForCreditLossAndInterestReceivable_5d61eb6a-42b1-4633-afcf-f4e11002da44" xlink:to="loc_us-gaap_DividendsReceivable_fb07449c-3f3a-4aca-8bb7-82abb4f10b74" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.extraspace.com/role/InvestmentsinDebtSecuritiesandNotesReceivableAdditionalInformationDetails" xlink:type="simple" xlink:href="exr-20210331.xsd#InvestmentsinDebtSecuritiesandNotesReceivableAdditionalInformationDetails"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/InvestmentsinDebtSecuritiesandNotesReceivableAdditionalInformationDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.extraspace.com/role/Derivatives" xlink:type="simple" xlink:href="exr-20210331.xsd#Derivatives"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/Derivatives" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.extraspace.com/role/DerivativesTables" xlink:type="simple" xlink:href="exr-20210331.xsd#DerivativesTables"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/DerivativesTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.extraspace.com/role/DerivativesAdditionalInformationDetail" xlink:type="simple" xlink:href="exr-20210331.xsd#DerivativesAdditionalInformationDetail"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/DerivativesAdditionalInformationDetail" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.extraspace.com/role/DerivativesScheduleofBalanceSheetClassificationandFairValueofInstrumentsDetail" xlink:type="simple" xlink:href="exr-20210331.xsd#DerivativesScheduleofBalanceSheetClassificationandFairValueofInstrumentsDetail"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/DerivativesScheduleofBalanceSheetClassificationandFairValueofInstrumentsDetail" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.extraspace.com/role/DerivativesGainLossRecognizedonSwapAgreementsDetail" xlink:type="simple" xlink:href="exr-20210331.xsd#DerivativesGainLossRecognizedonSwapAgreementsDetail"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/DerivativesGainLossRecognizedonSwapAgreementsDetail" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.extraspace.com/role/ExchangeableSeniorNotes" xlink:type="simple" xlink:href="exr-20210331.xsd#ExchangeableSeniorNotes"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/ExchangeableSeniorNotes" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.extraspace.com/role/ExchangeableSeniorNotesTables" xlink:type="simple" xlink:href="exr-20210331.xsd#ExchangeableSeniorNotesTables"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/ExchangeableSeniorNotesTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.extraspace.com/role/ExchangeableSeniorNotesAdditionalInformationDetail" xlink:type="simple" xlink:href="exr-20210331.xsd#ExchangeableSeniorNotesAdditionalInformationDetail"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/ExchangeableSeniorNotesAdditionalInformationDetail" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.extraspace.com/role/ExchangeableSeniorNotesSummaryofAmountofInterestCostRecognizedRelatingtoContractualInterestRatesandAmortizationofDiscountsonLiabilityComponentsofNotesDetail" xlink:type="simple" xlink:href="exr-20210331.xsd#ExchangeableSeniorNotesSummaryofAmountofInterestCostRecognizedRelatingtoContractualInterestRatesandAmortizationofDiscountsonLiabilityComponentsofNotesDetail"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/ExchangeableSeniorNotesSummaryofAmountofInterestCostRecognizedRelatingtoContractualInterestRatesandAmortizationofDiscountsonLiabilityComponentsofNotesDetail" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpenseDebt_56ddef85-2d09-4aa2-9f3a-dc04910f2cdc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InterestExpenseDebt"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpenseDebtExcludingAmortization_a8f75910-d01b-4e3d-8f16-6f9c9b1adfcb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InterestExpenseDebtExcludingAmortization"/>
    <link:calculationArc order="1" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_InterestExpenseDebt_56ddef85-2d09-4aa2-9f3a-dc04910f2cdc" xlink:to="loc_us-gaap_InterestExpenseDebtExcludingAmortization_a8f75910-d01b-4e3d-8f16-6f9c9b1adfcb" xlink:type="arc"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AmortizationOfDebtDiscountPremium_1fca5d08-4299-4d3c-96f8-bb7be78f080a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AmortizationOfDebtDiscountPremium"/>
    <link:calculationArc order="2" weight="1.0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/summation-item" xlink:from="loc_us-gaap_InterestExpenseDebt_56ddef85-2d09-4aa2-9f3a-dc04910f2cdc" xlink:to="loc_us-gaap_AmortizationOfDebtDiscountPremium_1fca5d08-4299-4d3c-96f8-bb7be78f080a" xlink:type="arc"/>
  </link:calculationLink>
  <link:roleRef roleURI="http://www.extraspace.com/role/StockholdersEquity" xlink:type="simple" xlink:href="exr-20210331.xsd#StockholdersEquity"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/StockholdersEquity" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.extraspace.com/role/StockholdersEquityDetail" xlink:type="simple" xlink:href="exr-20210331.xsd#StockholdersEquityDetail"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/StockholdersEquityDetail" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.extraspace.com/role/NoncontrollingInterestRepresentedbyPreferredOperatingPartnershipUnits" xlink:type="simple" xlink:href="exr-20210331.xsd#NoncontrollingInterestRepresentedbyPreferredOperatingPartnershipUnits"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/NoncontrollingInterestRepresentedbyPreferredOperatingPartnershipUnits" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.extraspace.com/role/NoncontrollingInterestTables" xlink:type="simple" xlink:href="exr-20210331.xsd#NoncontrollingInterestTables"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/NoncontrollingInterestTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.extraspace.com/role/NoncontrollingInterestRepresentedbyPreferredOperatingPartnershipUnitsDetails" xlink:type="simple" xlink:href="exr-20210331.xsd#NoncontrollingInterestRepresentedbyPreferredOperatingPartnershipUnitsDetails"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/NoncontrollingInterestRepresentedbyPreferredOperatingPartnershipUnitsDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.extraspace.com/role/NoncontrollingInterestRepresentedbyPreferredOperatingPartnershipUnitsBalancesofOPUnitsDetails" xlink:type="simple" xlink:href="exr-20210331.xsd#NoncontrollingInterestRepresentedbyPreferredOperatingPartnershipUnitsBalancesofOPUnitsDetails"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/NoncontrollingInterestRepresentedbyPreferredOperatingPartnershipUnitsBalancesofOPUnitsDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.extraspace.com/role/NoncontrollingInterestinOperatingPartnershipandOtherNoncontrollingInterests" xlink:type="simple" xlink:href="exr-20210331.xsd#NoncontrollingInterestinOperatingPartnershipandOtherNoncontrollingInterests"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/NoncontrollingInterestinOperatingPartnershipandOtherNoncontrollingInterests" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.extraspace.com/role/NoncontrollingInterestinOperatingPartnershipandOtherNoncontrollingInterestsTables" xlink:type="simple" xlink:href="exr-20210331.xsd#NoncontrollingInterestinOperatingPartnershipandOtherNoncontrollingInterestsTables"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/NoncontrollingInterestinOperatingPartnershipandOtherNoncontrollingInterestsTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.extraspace.com/role/NoncontrollingInterestinOperatingPartnershipandOtherNoncontrollingInterestsAdditionalInformationDetails" xlink:type="simple" xlink:href="exr-20210331.xsd#NoncontrollingInterestinOperatingPartnershipandOtherNoncontrollingInterestsAdditionalInformationDetails"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/NoncontrollingInterestinOperatingPartnershipandOtherNoncontrollingInterestsAdditionalInformationDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.extraspace.com/role/NoncontrollingInterestinOperatingPartnershipandOtherNoncontrollingInterestsScheduleofOPUnitActivityDetails" xlink:type="simple" xlink:href="exr-20210331.xsd#NoncontrollingInterestinOperatingPartnershipandOtherNoncontrollingInterestsScheduleofOPUnitActivityDetails"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/NoncontrollingInterestinOperatingPartnershipandOtherNoncontrollingInterestsScheduleofOPUnitActivityDetails" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.extraspace.com/role/SegmentInformation" xlink:type="simple" xlink:href="exr-20210331.xsd#SegmentInformation"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/SegmentInformation" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.extraspace.com/role/SegmentInformationTables" xlink:type="simple" xlink:href="exr-20210331.xsd#SegmentInformationTables"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/SegmentInformationTables" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.extraspace.com/role/SegmentInformationAdditionalInformationDetail" xlink:type="simple" xlink:href="exr-20210331.xsd#SegmentInformationAdditionalInformationDetail"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/SegmentInformationAdditionalInformationDetail" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.extraspace.com/role/SegmentInformationScheduleofFinancialInformationDetail" xlink:type="simple" xlink:href="exr-20210331.xsd#SegmentInformationScheduleofFinancialInformationDetail"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/SegmentInformationScheduleofFinancialInformationDetail" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.extraspace.com/role/CommitmentsandContingencies" xlink:type="simple" xlink:href="exr-20210331.xsd#CommitmentsandContingencies"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/CommitmentsandContingencies" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.extraspace.com/role/CommitmentsandContingenciesDetail" xlink:type="simple" xlink:href="exr-20210331.xsd#CommitmentsandContingenciesDetail"/>
  <link:calculationLink xlink:role="http://www.extraspace.com/role/CommitmentsandContingenciesDetail" xlink:type="extended"/>
</link:linkbase>
