content: <?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/ownership" xmlns:com="http://www.sec.gov/edgar/common">
    <headerData>
      <submissionType>144</submissionType>
      <filerInfo>
        <filer>
          <filerCredentials>
            <cik>0001189229</cik>
            <ccc>XXXXXXXX</ccc>
          </filerCredentials>
        </filer>
        <liveTestFlag>LIVE</liveTestFlag>
  
  
  
      </filerInfo>
    </headerData>
    <formData>
      <issuerInfo>
        <issuerCik>0001101239</issuerCik>
        <issuerName>EQUINIX INC</issuerName>
        <secFileNumber>001-40205</secFileNumber>
        <issuerAddress>
          <com:street1>ONE LAGOON DRIVE</com:street1>
          <com:city>REDWOOD CITY</com:city>
          <com:stateOrCountry>CA</com:stateOrCountry>
          <com:zipCode>94065</com:zipCode>
        </issuerAddress>
        <issuerContactPhone>(650) 598-6000</issuerContactPhone>
        <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>PAISLEY CHRISTOPHER B</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>100</noOfUnitsSold>
        <aggregateMarketValue>86941.00</aggregateMarketValue>
        <noOfUnitsOutstanding>97818991</noOfUnitsOutstanding>
        <approxSaleDate>05/16/2025</approxSaleDate>
        <securitiesExchangeName>NASDAQ</securitiesExchangeName>
      </securitiesInformation>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>06/01/2020</acquiredDate>
        <natureOfAcquisitionTransaction>Restricted Stock Vesting</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>25</amountOfSecuritiesAcquired>
        <paymentDate>06/01/2020</paymentDate>
        <natureOfPayment>Compensation</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>05/25/2023</acquiredDate>
        <natureOfAcquisitionTransaction>Restricted Stock Vesting</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>75</amountOfSecuritiesAcquired>
        <paymentDate>05/25/2023</paymentDate>
        <natureOfPayment>Compensation</natureOfPayment>
      </securitiesToBeSold>
      <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
      <securitiesSoldInPast3Months>
        <sellerDetails>
          <name>Christopher B. Paisley</name>
          <address>
            <com:street1>One Lagoon Drive</com:street1>
            <com:city>Redwood City</com:city>
            <com:stateOrCountry>CA</com:stateOrCountry>
            <com:zipCode>94065</com:zipCode>
          </address>
        </sellerDetails>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <saleDate>02/18/2025</saleDate>
        <amountOfSecuritiesSold>125</amountOfSecuritiesSold>
        <grossProceeds>114026.25</grossProceeds>
      </securitiesSoldInPast3Months>
      <remarks>Today's sale, as well as the previous trade on 02/18/2025, occurred within the Paisley Living Trust, of which Christopher B. Paisley is a trustee.</remarks>
      <noticeSignature>
        <noticeDate>05/16/2025</noticeDate>
        <planAdoptionDates>
          <planAdoptionDate>08/13/2024</planAdoptionDate>
        </planAdoptionDates>
        <signature>/s/ Daniel Tucci, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Christopher Paisley</signature>
      </noticeSignature>
    </formData>
  </edgarSubmission>
metadata_documents: [{"type": "144", "sequence": "1", "filename": "primary_doc.xml", "secsgml_size_bytes": 4241}]
text: 144
  0001189229
  XXXXXXXX
  LIVE
  0001101239
  EQUINIX INC
  001-40205
  ONE LAGOON DRIVE
  REDWOOD CITY
  CA
  94065
  (650) 598-6000
  PAISLEY CHRISTOPHER B
  Director
  Common
  Fidelity Brokerage Services LLC
  900 Salem Street
  Smithfield
  RI
  02917
  100
  86941.00
  97818991
  05/16/2025
  NASDAQ
  Common
  06/01/2020
  Restricted Stock Vesting
  Issuer
  N
  25
  06/01/2020
  Compensation
  Common
  05/25/2023
  Restricted Stock Vesting
  Issuer
  N
  75
  05/25/2023
  Compensation
  N
  Christopher B. Paisley
  One Lagoon Drive
  Redwood City
  CA
  94065
  Common
  02/18/2025
  125
  114026.25
  Today's sale, as well as the previous trade on 02/18/2025, occurred within the Paisley Living Trust, of which Christopher B. Paisley is a trustee.
  05/16/2025
  08/13/2024
  /s/ Daniel Tucci, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Christopher Paisley