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  <xs:element id="exr_AssetAcquisitionRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLoans" abstract="false" name="AssetAcquisitionRecognizedIdentifiableAssetsAcquiredAndLiabilitiesAssumedLoans" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_NoncashOrPartNoncashAcquisitionFinanceLeaseLiability" abstract="false" name="NoncashOrPartNoncashAcquisitionFinanceLeaseLiability" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <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_RealEstatePropertyAssetAcquisitionConsiderationTransferredEquityInterestIssuedOrIssuable" abstract="false" name="RealEstatePropertyAssetAcquisitionConsiderationTransferredEquityInterestIssuedOrIssuable" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_RealEstateInvestmentPropertyIntangibleTenantRelationships" abstract="false" name="RealEstateInvestmentPropertyIntangibleTenantRelationships" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_RealEstateInvestmentPropertyIntangibleLeaseRights" abstract="false" name="RealEstateInvestmentPropertyIntangibleLeaseRights" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_NetOperatingRealEstateAssets" abstract="false" name="NetOperatingRealEstateAssets" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_NumberOfStoresWithAmendedLeases" abstract="false" name="NumberOfStoresWithAmendedLeases" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="exr_NumberOfStoresWithNewTripleNetLeaseAgreements" abstract="false" name="NumberOfStoresWithNewTripleNetLeaseAgreements" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="exr_PrepaidExpenseAndDeposits" abstract="false" name="PrepaidExpenseAndDeposits" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_AverageSharePricePerShare" abstract="false" name="AverageSharePricePerShare" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:perShareItemType"/>
  <xs:element id="exr_SeriesBUnitsMember" abstract="true" name="SeriesBUnitsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="exr_CommonOPUnitsMember" abstract="true" name="CommonOPUnitsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="exr_NetIncomeLossAttributableToNoncontrollingInterestInOperatingPartnership" abstract="false" name="NetIncomeLossAttributableToNoncontrollingInterestInOperatingPartnership" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_IncrementalCommonSharesAttributableToConversionOfOperatingPartnershipUnits" abstract="false" name="IncrementalCommonSharesAttributableToConversionOfOperatingPartnershipUnits" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="exr_IncrementalCommonSharesAttributableToShareBasedPaymentArrangementsStockOptions" abstract="false" name="IncrementalCommonSharesAttributableToShareBasedPaymentArrangementsStockOptions" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="exr_EarningsPerShareBasicAndDilutedEPSAbstract" abstract="true" name="EarningsPerShareBasicAndDilutedEPSAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="exr_PRISASelfStorageLLCMember" abstract="true" name="PRISASelfStorageLLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="exr_SovranHHFStorageHoldingsLLCMember" abstract="true" name="SovranHHFStorageHoldingsLLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_StoragePortfolioIIJVLLCMember" abstract="true" name="StoragePortfolioIIJVLLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="exr_StoragePortfolioIVJVLLCMember" abstract="true" name="StoragePortfolioIVJVLLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="exr_StoragePortfolioILLCMember" abstract="true" name="StoragePortfolioILLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="exr_PRIIEXRJVLLCMember" abstract="true" name="PRIIEXRJVLLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="exr_SovranHHFStorageHoldingsIILLCMember" abstract="true" name="SovranHHFStorageHoldingsIILLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_LifeStorageHIERSStorageLLCMember" abstract="true" name="LifeStorageHIERSStorageLLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_A191VLifeStorageHoldingsLLCMember" abstract="true" name="A191VLifeStorageHoldingsLLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_ESSCATIVSJVLPMember" abstract="true" name="ESSCATIVSJVLPMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="exr_VRSSelfStorageLLCMember" abstract="true" name="VRSSelfStorageLLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="exr_LifeStorageHHFWasatchHoldingsLLCMember" abstract="true" name="LifeStorageHHFWasatchHoldingsLLCMember" 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-types1:domainItemType"/>
  <xs:element id="exr_SmartStopSelfStorageREITIncSeriesAConvertiblePreferredStockMember" abstract="true" name="SmartStopSelfStorageREITIncSeriesAConvertiblePreferredStockMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="exr_StrategicStorageTrustVIIncPreferredStockMember" abstract="true" name="StrategicStorageTrustVIIncPreferredStockMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_AlanJathooJVLLCMember" abstract="true" name="AlanJathooJVLLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_ESSBristolInvestmentsLLCMember" abstract="true" name="ESSBristolInvestmentsLLCMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_EquityMethodInvestmentNumberOfStores" abstract="false" name="EquityMethodInvestmentNumberOfStores" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="exr_UnconsolidatedJointVenturesExcessProfitParticipationPercentage" abstract="false" name="UnconsolidatedJointVenturesExcessProfitParticipationPercentage" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
  <xs:element id="exr_InvestmentInUnconsolidatedRealEstateEntitiesNetOfDistributions" abstract="false" name="InvestmentInUnconsolidatedRealEstateEntitiesNetOfDistributions" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_EquityMethodInvestmentNumberOfStoresSold" abstract="false" name="EquityMethodInvestmentNumberOfStoresSold" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="exr_EquityMethodInvestmentNumberOfStoresPurchased" abstract="false" name="EquityMethodInvestmentNumberOfStoresPurchased" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="exr_PreferredStockInvestmentDividendRate" abstract="false" name="PreferredStockInvestmentDividendRate" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
  <xs:element id="exr_PreferredStockInvestmentPeriodAfterWhichDividendRateIsSubjectToIncrease" abstract="false" name="PreferredStockInvestmentPeriodAfterWhichDividendRateIsSubjectToIncrease" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="exr_PreferredStockInvestmentRedemptionRestrictionPeriod" abstract="false" name="PreferredStockInvestmentRedemptionRestrictionPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="exr_PreferredStockDividendRateIncreaseThreshold" abstract="false" name="PreferredStockDividendRateIncreaseThreshold" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="exr_PreferredStockRedemptionPeriod" abstract="false" name="PreferredStockRedemptionPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="exr_JCAPSeriesAPreferredStockMember" abstract="true" name="JCAPSeriesAPreferredStockMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="exr_JCAPSeriesBPreferredStockMember" abstract="true" name="JCAPSeriesBPreferredStockMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="exr_JCAPSeriesDPreferredStockMember" abstract="true" name="JCAPSeriesDPreferredStockMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="exr_DebtSecuritiesHeldToMaturityNumberOfShares" abstract="false" name="DebtSecuritiesHeldToMaturityNumberOfShares" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="exr_DebtSecuritiesHeldToMaturityNumberOfSharesExchanged" abstract="false" name="DebtSecuritiesHeldToMaturityNumberOfSharesExchanged" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="exr_DebtSecuritiesHeldToMaturityNumberOfSharesExchangedValue" abstract="false" name="DebtSecuritiesHeldToMaturityNumberOfSharesExchangedValue" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_DebtSecuritiesHeldToMaturityTerm" abstract="false" name="DebtSecuritiesHeldToMaturityTerm" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="exr_DebtSecuritiesHeldToMaturityExtensionOption" abstract="false" name="DebtSecuritiesHeldToMaturityExtensionOption" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="exr_DebtSecuritiesHeldToMaturityExtensionTerm" abstract="false" name="DebtSecuritiesHeldToMaturityExtensionTerm" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="exr_DebtSecuritiesHeldToMaturityDividendRate" abstract="false" name="DebtSecuritiesHeldToMaturityDividendRate" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
  <xs:element id="exr_DebtSecuritiesHeldToMaturityPeriodAfterWhichPreferredDividendsIncreaseAnnually" abstract="false" name="DebtSecuritiesHeldToMaturityPeriodAfterWhichPreferredDividendsIncreaseAnnually" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="exr_FinancingReceivablePercentHeldAsMortgageReceivables" abstract="false" name="FinancingReceivablePercentHeldAsMortgageReceivables" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="exr_FinancingReceivableTerm" abstract="false" name="FinancingReceivableTerm" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="exr_FinancingReceivableExtensionOption" abstract="false" name="FinancingReceivableExtensionOption" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="exr_FinancingReceivableExtensionTerm" abstract="false" name="FinancingReceivableExtensionTerm" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="exr_PaymentForDrawOnInterestReserves" abstract="false" name="PaymentForDrawOnInterestReserves" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_FinancingReceivableLoanToValueRatio" abstract="false" name="FinancingReceivableLoanToValueRatio" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="exr_NumberOfDebtSecuritiesPastDueOrNonaccrualStatus" abstract="false" name="NumberOfDebtSecuritiesPastDueOrNonaccrualStatus" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="exr_UnsecuredTermLoansMember" abstract="true" name="UnsecuredTermLoansMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_TermDebtMember" abstract="true" name="TermDebtMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_LongTermDebtMaturityYearSix" abstract="false" name="LongTermDebtMaturityYearSix" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_LongTermDebtMaturityYearSeven" abstract="false" name="LongTermDebtMaturityYearSeven" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_LongTermDebtMaturityYearEight" abstract="false" name="LongTermDebtMaturityYearEight" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_LongTermDebtMaturityAfterYearEight" abstract="false" name="LongTermDebtMaturityAfterYearEight" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_VariableRateComponentAxis" abstract="true" name="VariableRateComponentAxis" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType"/>
  <xs:element id="exr_VariableRateComponentDomain" abstract="true" name="VariableRateComponentDomain" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="exr_SpecifiedInvestmentGradeRatingAndElectsToUseAlternativeRatesMember" abstract="true" name="SpecifiedInvestmentGradeRatingAndElectsToUseAlternativeRatesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="exr_FirstCreditLineMember" abstract="true" name="FirstCreditLineMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="exr_LineOfCreditFacilityNumberOfExtensionsAvailable" abstract="false" name="LineOfCreditFacilityNumberOfExtensionsAvailable" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="exr_LineOfCreditFacilityExtensionTerm" abstract="false" name="LineOfCreditFacilityExtensionTerm" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="exr_DebtInstrumentFixedRateDebtToTotalDebtRate" abstract="false" name="DebtInstrumentFixedRateDebtToTotalDebtRate" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
  <xs:element id="exr_SecondCreditLineMember" abstract="true" name="SecondCreditLineMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="exr_LinesOfCreditMember" abstract="true" name="LinesOfCreditMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="exr_InterestRateSwapForwardStartingMember" abstract="true" name="InterestRateSwapForwardStartingMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_DerivativeWithContingentFeaturesFairValueOfAssetLiabilityNet" abstract="false" name="DerivativeWithContingentFeaturesFairValueOfAssetLiabilityNet" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_DerivativeTerminationValue" abstract="false" name="DerivativeTerminationValue" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_AtTheMarketEquityDistributionAgreementMember" abstract="true" name="AtTheMarketEquityDistributionAgreementMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="exr_AggregateOfferingPriceOfCommonShare" abstract="false" name="AggregateOfferingPriceOfCommonShare" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_NumberOfSalesAgents" abstract="false" name="NumberOfSalesAgents" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="exr_SeriesCUnitsMember" abstract="true" name="SeriesCUnitsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsLiquidationValuePerUnit" abstract="false" name="NoncontrollingInterestInPreferredOperatingPartnershipUnitsLiquidationValuePerUnit" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types1:perShareItemType"/>
  <xs:element id="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsFixedLiquidationValue" abstract="false" name="NoncontrollingInterestInPreferredOperatingPartnershipUnitsFixedLiquidationValue" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsAnnualRateOfReturn" abstract="false" name="NoncontrollingInterestInPreferredOperatingPartnershipUnitsAnnualRateOfReturn" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
  <xs:element id="exr_NoncontrollingInterestInPreferredOperatingPartnershipUnitsFixedLiquidationValueShares" abstract="false" name="NoncontrollingInterestInPreferredOperatingPartnershipUnitsFixedLiquidationValueShares" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="exr_StockIssuedDuringPeriodSharesRedemptionOfNoncontrollingInterest" abstract="false" name="StockIssuedDuringPeriodSharesRedemptionOfNoncontrollingInterest" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="exr_NoteReceivableReductionOfNoncontrollingInterests" abstract="false" name="NoteReceivableReductionOfNoncontrollingInterests" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_NotesReceivableStatedInterestRate" abstract="false" name="NotesReceivableStatedInterestRate" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
  <xs:element id="exr_AverageClosingMarketPriceMeasurementPeriod" abstract="false" name="AverageClosingMarketPriceMeasurementPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="exr_ShareholdersEquityUnitsConversionRatio" abstract="false" name="ShareholdersEquityUnitsConversionRatio" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:pureItemType"/>
  <xs:element id="exr_CommonStockAverageClosingMarketPrice" abstract="false" name="CommonStockAverageClosingMarketPrice" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types1:perShareItemType"/>
  <xs:element id="exr_OperatingPartnershipUnitsRedemptionAmount" abstract="false" name="OperatingPartnershipUnitsRedemptionAmount" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_RealEstateConsolidatedJointVenturesNumber" abstract="false" name="RealEstateConsolidatedJointVenturesNumber" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="exr_TotalNumberOfStoresInConsolidatedJointVentures" abstract="false" name="TotalNumberOfStoresInConsolidatedJointVentures" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="exr_NumberOfJointVenturesOperating" abstract="false" name="NumberOfJointVenturesOperating" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="exr_NumberOfJointVenturesWithPropertyUnderDevelopment" abstract="false" name="NumberOfJointVenturesWithPropertyUnderDevelopment" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="exr_NoncontrollingInterestOperatingPartnershipUnitsRedeemedForCommonStock" abstract="false" name="NoncontrollingInterestOperatingPartnershipUnitsRedeemedForCommonStock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="exr_NoncontrollingInterestOperatingPartnershipUnitsIssuedWithAcquisition" abstract="false" name="NoncontrollingInterestOperatingPartnershipUnitsIssuedWithAcquisition" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="exr_NoncontrollingInterestOperatingPartnershipUnitsIssuedWithAcquisitionValue" abstract="false" name="NoncontrollingInterestOperatingPartnershipUnitsIssuedWithAcquisitionValue" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="exr_SelfStorageOperationsMember" abstract="true" name="SelfStorageOperationsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="exr_TenantReinsuranceMember" abstract="true" name="TenantReinsuranceMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="exr_CommitmentToAcquireRetailSpaceMember" abstract="true" name="CommitmentToAcquireRetailSpaceMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="exr_CommitmentToAcquireRetailSpaceExpectedToCloseInCurrentFiscalYearMember" abstract="true" name="CommitmentToAcquireRetailSpaceExpectedToCloseInCurrentFiscalYearMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="exr_NumberOfRealEstatePropertiesToBeAcquired" abstract="false" name="NumberOfRealEstatePropertiesToBeAcquired" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
</xs:schema>
