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>0001113949</cik>
            <ccc>XXXXXXXX</ccc>
          </filerCredentials>
        </filer>
        <liveTestFlag>LIVE</liveTestFlag>
  
  
  
      </filerInfo>
    </headerData>
    <formData>
      <issuerInfo>
        <issuerCik>0001210677</issuerCik>
        <issuerName>FIRST ADVANTAGE CORP</issuerName>
        <secFileNumber>001-31666</secFileNumber>
        <issuerAddress>
          <com:street1>1 CONCOURSE PARKWAY NE, SUITE 200</com:street1>
          <com:street2>ATTN: BRET T. JARDINE, ESQ.</com:street2>
          <com:city>ATLANTA</com:city>
          <com:stateOrCountry>GA</com:stateOrCountry>
          <com:zipCode>30328</com:zipCode>
        </issuerAddress>
        <issuerContactPhone>888-314-9761</issuerContactPhone>
        <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>GAMSEY DAVID L</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
        <relationshipsToIssuer>
          <relationshipToIssuer>Officer</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>325000</noOfUnitsSold>
        <aggregateMarketValue>6014341.28</aggregateMarketValue>
        <noOfUnitsOutstanding>145407414</noOfUnitsOutstanding>
        <approxSaleDate>11/08/2024</approxSaleDate>
        <securitiesExchangeName>NASDAQ</securitiesExchangeName>
      </securitiesInformation>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>02/09/2020</acquiredDate>
        <natureOfAcquisitionTransaction>Stock Appreciation Rights</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>175000</amountOfSecuritiesAcquired>
        <paymentDate>02/09/2020</paymentDate>
        <natureOfPayment>Compensation</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>02/09/2020</acquiredDate>
        <natureOfAcquisitionTransaction>Pre-IPO Shares/ IPO Shares</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>150000</amountOfSecuritiesAcquired>
        <paymentDate>02/09/2020</paymentDate>
        <natureOfPayment>Cash</natureOfPayment>
      </securitiesToBeSold>
      <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
      <noticeSignature>
        <noticeDate>11/08/2024</noticeDate>
        <planAdoptionDates>
          <planAdoptionDate>08/09/2024</planAdoptionDate>
        </planAdoptionDates>
        <signature>/s/ Daniel Tucci, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for David Gamsey</signature>
      </noticeSignature>
    </formData>
  </edgarSubmission>
metadata_documents: [{"type": "144", "sequence": "1", "filename": "primary_doc.xml", "secsgml_size_bytes": 3555}]
text: 144
  0001113949
  XXXXXXXX
  LIVE
  0001210677
  FIRST ADVANTAGE CORP
  001-31666
  1 CONCOURSE PARKWAY NE, SUITE 200
  ATTN: BRET T. JARDINE, ESQ.
  ATLANTA
  GA
  30328
  888-314-9761
  GAMSEY DAVID L
  Officer
  Common
  Fidelity Brokerage Services LLC
  900 Salem Street
  Smithfield
  RI
  02917
  325000
  6014341.28
  145407414
  11/08/2024
  NASDAQ
  Common
  02/09/2020
  Stock Appreciation Rights
  Issuer
  N
  175000
  02/09/2020
  Compensation
  Common
  02/09/2020
  Pre-IPO Shares/ IPO Shares
  Issuer
  N
  150000
  02/09/2020
  Cash
  Y
  11/08/2024
  08/09/2024
  /s/ Daniel Tucci, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for David Gamsey