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>245 Summer Street</com:street1>
            <com:city>Boston</com:city>
            <com:stateOrCountry>MA</com:stateOrCountry>
            <com:zipCode>02110</com:zipCode>
          </address>
        </brokerOrMarketmakerDetails>
        <noOfUnitsSold>233561</noOfUnitsSold>
        <aggregateMarketValue>4443498.00</aggregateMarketValue>
        <noOfUnitsOutstanding>172652487</noOfUnitsOutstanding>
        <approxSaleDate>12/02/2024</approxSaleDate>
        <securitiesExchangeName>NASDAQ</securitiesExchangeName>
      </securitiesInformation>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>01/31/2020</acquiredDate>
        <natureOfAcquisitionTransaction>Stock Award</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>7454</amountOfSecuritiesAcquired>
        <paymentDate>01/31/2020</paymentDate>
        <natureOfPayment>Compensation</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>02/09/2020</acquiredDate>
        <natureOfAcquisitionTransaction>Stock Award</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>226107</amountOfSecuritiesAcquired>
        <paymentDate>02/09/2020</paymentDate>
        <natureOfPayment>Compensation</natureOfPayment>
      </securitiesToBeSold>
      <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
      <securitiesSoldInPast3Months>
        <sellerDetails>
          <name>David Gamsey</name>
          <address>
            <com:street1>1 Concourse Parkway NE</com:street1>
            <com:city>Atlanta</com:city>
            <com:stateOrCountry>GA</com:stateOrCountry>
            <com:zipCode>30328</com:zipCode>
          </address>
        </sellerDetails>
        <securitiesClassTitle>First Advantage</securitiesClassTitle>
        <saleDate>11/08/2024</saleDate>
        <amountOfSecuritiesSold>325000</amountOfSecuritiesSold>
        <grossProceeds>6014072.61</grossProceeds>
      </securitiesSoldInPast3Months>
      <noticeSignature>
        <noticeDate>12/02/2024</noticeDate>
        <signature>/s/ Christian Nasser 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": 4018}]
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
  245 Summer Street
  Boston
  MA
  02110
  233561
  4443498.00
  172652487
  12/02/2024
  NASDAQ
  Common
  01/31/2020
  Stock Award
  Issuer
  N
  7454
  01/31/2020
  Compensation
  Common
  02/09/2020
  Stock Award
  Issuer
  N
  226107
  02/09/2020
  Compensation
  N
  David Gamsey
  1 Concourse Parkway NE
  Atlanta
  GA
  30328
  First Advantage
  11/08/2024
  325000
  6014072.61
  12/02/2024
  /s/ Christian Nasser as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for David Gamsey