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      <filer>
        <filerCredentials>
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          <ccc>XXXXXXXX</ccc>
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      </filer>
      <liveTestFlag>LIVE</liveTestFlag>



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    <issuerInfo>
      <issuerCik>0000050725</issuerCik>
      <issuerName>GRIFFON CORP</issuerName>
      <secFileNumber>001-06620</secFileNumber>
      <issuerAddress>
        <com:street1>712 FIFTH AVENUE</com:street1>
        <com:city>NEW YORK</com:city>
        <com:stateOrCountry>NY</com:stateOrCountry>
        <com:zipCode>10019</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>2129575000</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Harris Brian G</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>Officer</relationshipToIssuer>
      </relationshipsToIssuer>
    </issuerInfo>
    <securitiesInformation>
      <securitiesClassTitle>COMMON</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>THE CHARLES SCHWAB CORPORATION</name>
        <address>
          <com:street1>3000 Schwab Way</com:street1>
          <com:city>Westlake</com:city>
          <com:stateOrCountry>TX</com:stateOrCountry>
          <com:zipCode>76262</com:zipCode>
        </address>
      </brokerOrMarketmakerDetails>
      <noOfUnitsSold>19384</noOfUnitsSold>
      <aggregateMarketValue>1283420.00</aggregateMarketValue>
      <noOfUnitsOutstanding>49263240</noOfUnitsOutstanding>
      <approxSaleDate>09/04/2024</approxSaleDate>
      <securitiesExchangeName>NYSE</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>COMMON</securitiesClassTitle>
      <acquiredDate>11/30/2022</acquiredDate>
      <natureOfAcquisitionTransaction>VESTED RESTRICTED STOCK AWARDS</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>ISSUER</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>19384</amountOfSecuritiesAcquired>
      <paymentDate>11/30/2022</paymentDate>
      <natureOfPayment>NA</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <noticeSignature>
      <noticeDate>09/04/2024</noticeDate>
      <planAdoptionDates>
        <planAdoptionDate>06/05/2024</planAdoptionDate>
      </planAdoptionDates>
      <signature>BRIAN G. HARRIS</signature>
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144
0001470077
XXXXXXXX
LIVE
0000050725
GRIFFON CORP
001-06620
712 FIFTH AVENUE
NEW YORK
NY
10019
2129575000
Harris Brian G
Officer
COMMON
THE CHARLES SCHWAB CORPORATION
3000 Schwab Way
Westlake
TX
76262
19384
1283420.00
49263240
09/04/2024
NYSE
COMMON
11/30/2022
VESTED RESTRICTED STOCK AWARDS
ISSUER
N
19384
11/30/2022
NA
Y
09/04/2024
06/05/2024
BRIAN G. HARRIS