content: <?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/ownership" xmlns:com="http://www.sec.gov/edgar/common">
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      <submissionType>144</submissionType>
      <filerInfo>
        <filer>
          <filerCredentials>
            <cik>0001190910</cik>
            <ccc>XXXXXXXX</ccc>
          </filerCredentials>
        </filer>
        <liveTestFlag>LIVE</liveTestFlag>
  
  
  
      </filerInfo>
    </headerData>
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      <issuerInfo>
        <issuerCik>0000906107</issuerCik>
        <issuerName>EQUITY RESIDENTIAL</issuerName>
        <secFileNumber>001-12252</secFileNumber>
        <issuerAddress>
          <com:street1>EQUITY RESIDENTIAL</com:street1>
          <com:street2>TWO NORTH RIVERSIDE PLAZA, SUITE 400</com:street2>
          <com:city>CHICAGO</com:city>
          <com:stateOrCountry>IL</com:stateOrCountry>
          <com:zipCode>60606</com:zipCode>
        </issuerAddress>
        <issuerContactPhone>3129281178</issuerContactPhone>
        <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>HABEN MARY KAY</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
        <relationshipsToIssuer>
          <relationshipToIssuer>Director</relationshipToIssuer>
        </relationshipsToIssuer>
      </issuerInfo>
      <securitiesInformation>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <brokerOrMarketmakerDetails>
          <name>Fidelity Brokerage Services LLC</name>
          <address>
            <com:street1>900 Salem Street</com:street1>
            <com:city>Smithfield</com:city>
            <com:stateOrCountry>RI</com:stateOrCountry>
            <com:zipCode>02917</com:zipCode>
          </address>
        </brokerOrMarketmakerDetails>
        <noOfUnitsSold>3241</noOfUnitsSold>
        <aggregateMarketValue>212220.68</aggregateMarketValue>
        <noOfUnitsOutstanding>379553591</noOfUnitsOutstanding>
        <approxSaleDate>04/26/2024</approxSaleDate>
        <securitiesExchangeName>NYSE</securitiesExchangeName>
      </securitiesInformation>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>04/26/2024</acquiredDate>
        <natureOfAcquisitionTransaction>Option Granted - 06/12/2024</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>3241</amountOfSecuritiesAcquired>
        <paymentDate>04/26/2024</paymentDate>
        <natureOfPayment>Cash</natureOfPayment>
      </securitiesToBeSold>
      <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
      <noticeSignature>
        <noticeDate>04/26/2024</noticeDate>
        <signature>/s/ Gary Redman, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Mary Kay Haben</signature>
      </noticeSignature>
    </formData>
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text: 144
  0001190910
  XXXXXXXX
  LIVE
  0000906107
  EQUITY RESIDENTIAL
  001-12252
  EQUITY RESIDENTIAL
  TWO NORTH RIVERSIDE PLAZA, SUITE 400
  CHICAGO
  IL
  60606
  3129281178
  HABEN MARY KAY
  Director
  Common
  Fidelity Brokerage Services LLC
  900 Salem Street
  Smithfield
  RI
  02917
  3241
  212220.68
  379553591
  04/26/2024
  NYSE
  Common
  04/26/2024
  Option Granted - 06/12/2024
  Issuer
  N
  3241
  04/26/2024
  Cash
  Y
  04/26/2024
  /s/ Gary Redman, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Mary Kay Haben