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  <xs:element id="exr_SeniorNotesDue2031Member" abstract="true" name="SeniorNotesDue2031Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <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_RedemptionOfUnitsForCommonStockMember" abstract="true" name="RedemptionOfUnitsForCommonStockMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_ScheduleOfRealEstateJointVenturesTableTextBlock" abstract="false" name="ScheduleOfRealEstateJointVenturesTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <xs:element id="exr_OccupancyRate" abstract="false" name="OccupancyRate" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="exr_UnsecuredDebtTrancheTwoMember" abstract="true" name="UnsecuredDebtTrancheTwoMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_ACPFEXRJVLLCMember" abstract="true" name="ACPFEXRJVLLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_NumberOfRealEstatePropertiesOwnedAndOrManaged" abstract="false" name="NumberOfRealEstatePropertiesOwnedAndOrManaged" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <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_DebtSecuritiesHeldToMaturityNumberOfSharesExchanged" abstract="false" name="DebtSecuritiesHeldToMaturityNumberOfSharesExchanged" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="exr_NumberOfStorageUnits" abstract="false" name="NumberOfStorageUnits" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <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_PreferredStockInvestmentPeriodAfterWhichDividendRateIsSubjectToIncrease" abstract="false" name="PreferredStockInvestmentPeriodAfterWhichDividendRateIsSubjectToIncrease" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="exr_VariableRateComponentDomain" abstract="true" name="VariableRateComponentDomain" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <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_EquityMethodInvestmentsNumberOfStoresAcquired" abstract="false" name="EquityMethodInvestmentsNumberOfStoresAcquired" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="exr_ShareholdersEquityUnitsConversionRatio" abstract="false" name="ShareholdersEquityUnitsConversionRatio" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="exr_SmartStopSelfStorageREITIncSeriesAConvertiblePreferredStockMember" abstract="true" name="SmartStopSelfStorageREITIncSeriesAConvertiblePreferredStockMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_SecuredLoanWithBankMember" abstract="true" name="SecuredLoanWithBankMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_AlanJathooJVLLCMember" abstract="true" name="AlanJathooJVLLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_PaymentsForInvestmentInUnconsolidatedRealEstateEntities" abstract="false" name="PaymentsForInvestmentInUnconsolidatedRealEstateEntities" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_NotesReceivableCollateralNumberOfFacilities" abstract="false" name="NotesReceivableCollateralNumberOfFacilities" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="exr_AverageClosingMarketPriceMeasurementPeriod" abstract="false" name="AverageClosingMarketPriceMeasurementPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="exr_SecuredOvernightFinancingRateSOFRMember" abstract="true" name="SecuredOvernightFinancingRateSOFRMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_ReturnOfInvestmentRealEstateVentures" abstract="false" name="ReturnOfInvestmentRealEstateVentures" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <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_NetIncomeLossAttributableToNoncontrollingInterestInOperatingPartnership" abstract="false" name="NetIncomeLossAttributableToNoncontrollingInterestInOperatingPartnership" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_MinorityInterestDecreaseFromRedemptionsShares" abstract="false" name="MinorityInterestDecreaseFromRedemptionsShares" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="exr_PREXRSelfStorageLLCMember" abstract="true" name="PREXRSelfStorageLLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_IncrementalCommonSharesAttributableToConversionOfOperatingPartnershipUnits" abstract="false" name="IncrementalCommonSharesAttributableToConversionOfOperatingPartnershipUnits" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="exr_NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuanceShares" abstract="false" name="NoncontrollingInterestIncreaseFromSubsidiaryEquityIssuanceShares" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <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_Tranche7TermLoanFacilityMember" abstract="true" name="Tranche7TermLoanFacilityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_InterestExpenseExcludingAmortizationOfDebtDiscountPremium" abstract="false" name="InterestExpenseExcludingAmortizationOfDebtDiscountPremium" nillable="true" xbrli:periodType="duration" 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_PreferredStockInvestmentRedemptionRestrictionPeriod" abstract="false" name="PreferredStockInvestmentRedemptionRestrictionPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <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_EquityMethodInvestmentNumberOfStores" abstract="false" name="EquityMethodInvestmentNumberOfStores" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="exr_IncrementalCommonSharesAttributableToShareBasedPaymentArrangementsStockOptions" abstract="false" name="IncrementalCommonSharesAttributableToShareBasedPaymentArrangementsStockOptions" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="exr_NumberOfRealEstatePropertiesToBeAcquired" abstract="false" name="NumberOfRealEstatePropertiesToBeAcquired" 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_Tranche1TermLoanFacilityMember" abstract="true" name="Tranche1TermLoanFacilityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_RedemptionOfPreferredOperatingPartnershipUnitsForCommonStockAbstract" abstract="true" name="RedemptionOfPreferredOperatingPartnershipUnitsForCommonStockAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="exr_NoncontrollingInterestIncreaseFromTransactionsWithOtherNoncontrollingInterestsNet" abstract="false" name="NoncontrollingInterestIncreaseFromTransactionsWithOtherNoncontrollingInterestsNet" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <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_PRISASelfStorageLLCMember" abstract="true" name="PRISASelfStorageLLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_LineOfCreditFacilityExtensionTerm" abstract="false" name="LineOfCreditFacilityExtensionTerm" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="exr_DueFromRelatedPartiesFairValueDisclosure" abstract="false" name="DueFromRelatedPartiesFairValueDisclosure" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_AdjustedSecuredOvernightFinancingRateMember" abstract="true" name="AdjustedSecuredOvernightFinancingRateMember" 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_UnsecuredDebtTrancheOneMember" abstract="true" name="UnsecuredDebtTrancheOneMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_MinorityInterestInNetIncomeLossOperatingPartnershipsAndOther" abstract="false" name="MinorityInterestInNetIncomeLossOperatingPartnershipsAndOther" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_NoncontrollingInterestTableTextBlock" abstract="false" name="NoncontrollingInterestTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:textBlockItemType"/>
  <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_CommitmentToAcquireRetailSpaceWithJointVenturePartnersExpectedToCloseInNextFiscalYearMember" abstract="true" name="CommitmentToAcquireRetailSpaceWithJointVenturePartnersExpectedToCloseInNextFiscalYearMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_UnsecuredLoanWithBankMember" abstract="true" name="UnsecuredLoanWithBankMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_OperatingLeaseRightOfUseAssetsAndLeaseLiabilitiesAbstract" abstract="true" name="OperatingLeaseRightOfUseAssetsAndLeaseLiabilitiesAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="exr_SecondCreditLineMember" abstract="true" name="SecondCreditLineMember" 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_StoragePortfolioIIIJVLLCMember" abstract="true" name="StoragePortfolioIIIJVLLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_VariableRateComponentAxis" abstract="true" name="VariableRateComponentAxis" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType"/>
  <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_JCAPSeriesAPreferredStockMember" abstract="true" name="JCAPSeriesAPreferredStockMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_ESSNYFLJVLPMember" abstract="true" name="ESSNYFLJVLPMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_StoragePortfolioVJVLLCMember" abstract="true" name="StoragePortfolioVJVLLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <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_AssetAcquisitionConsiderationTransferredInvestmentInRealEstateJointVentures" abstract="false" name="AssetAcquisitionConsiderationTransferredInvestmentInRealEstateJointVentures" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_CommitmentToAcquireRetailSpaceWithJointVenturePartnersMember" abstract="true" name="CommitmentToAcquireRetailSpaceWithJointVenturePartnersMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_SeniorNotesDue2028Member" abstract="true" name="SeniorNotesDue2028Member" 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_FirstCreditLineMember" abstract="true" name="FirstCreditLineMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_NumberOfRealEstatePropertiesAcquired" abstract="false" name="NumberOfRealEstatePropertiesAcquired" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="exr_Tranche2TermLoanFacilityMember" abstract="true" name="Tranche2TermLoanFacilityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_DebtSecuritiesHeldToMaturityTerm" abstract="false" name="DebtSecuritiesHeldToMaturityTerm" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="exr_Tranche3TermLoanFacilityMember" abstract="true" name="Tranche3TermLoanFacilityMember" 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_NoncontrollingInterestInPreferredOperatingPartnershipUnitsAnnualRateOfReturn" abstract="false" name="NoncontrollingInterestInPreferredOperatingPartnershipUnitsAnnualRateOfReturn" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:percentItemType"/>
  <xs:element id="exr_NoncashOrPartNoncashAcquisitionNetRealEstateAssetsAcquired" abstract="false" name="NoncashOrPartNoncashAcquisitionNetRealEstateAssetsAcquired" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <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_NoncashOrPartNoncashAcquisitionNetRealEstateAssetsAcquiredAbstract" abstract="true" name="NoncashOrPartNoncashAcquisitionNetRealEstateAssetsAcquiredAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="exr_ESSCATIVSJVLPMember" abstract="true" name="ESSCATIVSJVLPMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_BargoldMember" abstract="true" name="BargoldMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_NoncontrollingInterestConversionOfPreferredOperatingPartnershipUnitsBeforeMaturityOfLoanMaximum" abstract="false" name="NoncontrollingInterestConversionOfPreferredOperatingPartnershipUnitsBeforeMaturityOfLoanMaximum" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <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_TenantReinsuranceExpense" abstract="false" name="TenantReinsuranceExpense" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_BusinessAcquisitionEquityInterestIssuedOrIssuableShareConversionRatio" abstract="false" name="BusinessAcquisitionEquityInterestIssuedOrIssuableShareConversionRatio" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:decimalItemType"/>
  <xs:element id="exr_IncrementalCommonSharesAttributableToExchangeablePreferredOperatingPartnershipUnits" abstract="false" name="IncrementalCommonSharesAttributableToExchangeablePreferredOperatingPartnershipUnits" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="exr_PRIIEXRJVLLCMember" abstract="true" name="PRIIEXRJVLLCMember" 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_CommitmentToAcquireRetailSpaceExpectedToCloseInCurrentFiscalYearMember" abstract="true" name="CommitmentToAcquireRetailSpaceExpectedToCloseInCurrentFiscalYearMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_CommonOperatingPartnershipMember" abstract="true" name="CommonOperatingPartnershipMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_NumberOfSalesAgents" abstract="false" name="NumberOfSalesAgents" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="exr_IssuanceOfEquityForAcquisitionOfRealEstateAssets" abstract="false" name="IssuanceOfEquityForAcquisitionOfRealEstateAssets" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_InvestmentsInRealEstateJointVenturesNetOfDistributionsReceived" abstract="false" name="InvestmentsInRealEstateJointVenturesNetOfDistributionsReceived" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <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_BusinessCombinationCombinedRentableSquareFeet" abstract="false" name="BusinessCombinationCombinedRentableSquareFeet" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="exr_RealEstateAdditionsPortionNotYetPaid" abstract="false" name="RealEstateAdditionsPortionNotYetPaid" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsFixedLiquidationValueShares" abstract="false" name="NoncontrollingInterestInPreferredOperatingPartnershipUnitsFixedLiquidationValueShares" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="exr_Tranche6TermLoanFacilityMember" abstract="true" name="Tranche6TermLoanFacilityMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_NoncashInterestIncome" abstract="false" name="NoncashInterestIncome" nillable="true" xbrli:periodType="duration" 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_NoteReceivableReductionOfNoncontrollingInterests" abstract="false" name="NoteReceivableReductionOfNoncontrollingInterests" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
</xs:schema>
