<?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>0001470077</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
      </filer>
      <liveTestFlag>LIVE</liveTestFlag>


    </filerInfo>
  </headerData>
  <formData>
    <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>18540</noOfUnitsSold>
      <aggregateMarketValue>1562900.00</aggregateMarketValue>
      <noOfUnitsOutstanding>47821861</noOfUnitsOutstanding>
      <approxSaleDate>11/29/2024</approxSaleDate>
      <securitiesExchangeName>NYSE</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>COMMON</securitiesClassTitle>
      <acquiredDate>11/30/2023</acquiredDate>
      <natureOfAcquisitionTransaction>VESTED RESTRICTED STOCK AWARDS</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>ISSUER</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>18950</amountOfSecuritiesAcquired>
      <paymentDate>11/30/2023</paymentDate>
      <natureOfPayment>NA</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>BRIAN G. HARRIS</name>
        <address>
          <com:street1>712 Fifth Ave</com:street1>
          <com:street2>18th Floor</com:street2>
          <com:city>New York</com:city>
          <com:stateOrCountry>NY</com:stateOrCountry>
          <com:zipCode>10019</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>COMMON</securitiesClassTitle>
      <saleDate>09/13/2024</saleDate>
      <amountOfSecuritiesSold>13314</amountOfSecuritiesSold>
      <grossProceeds>880097.00</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>BRIAN G. HARRIS</name>
        <address>
          <com:street1>712 Fifth Ave</com:street1>
          <com:street2>18th Floor</com:street2>
          <com:city>New York</com:city>
          <com:stateOrCountry>NY</com:stateOrCountry>
          <com:zipCode>10019</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>COMMON</securitiesClassTitle>
      <saleDate>09/16/2024</saleDate>
      <amountOfSecuritiesSold>251</amountOfSecuritiesSold>
      <grossProceeds>16942.00</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>BRIAN G. HARRIS</name>
        <address>
          <com:street1>712 Fifth Ave</com:street1>
          <com:street2>18th Floor</com:street2>
          <com:city>New York</com:city>
          <com:stateOrCountry>NY</com:stateOrCountry>
          <com:zipCode>10019</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>COMMON</securitiesClassTitle>
      <saleDate>09/17/2024</saleDate>
      <amountOfSecuritiesSold>5819</amountOfSecuritiesSold>
      <grossProceeds>393657.00</grossProceeds>
    </securitiesSoldInPast3Months>
    <noticeSignature>
      <noticeDate>12/02/2024</noticeDate>
      <planAdoptionDates>
        <planAdoptionDate>06/05/2024</planAdoptionDate>
      </planAdoptionDates>
      <signature>BRIAN G. HARRIS</signature>
    </noticeSignature>
  </formData>
</edgarSubmission>
[{"type": "144", "sequence": "1", "filename": "primary_doc.xml", "secsgml_size_bytes": 4686}]
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
18540
1562900.00
47821861
11/29/2024
NYSE
COMMON
11/30/2023
VESTED RESTRICTED STOCK AWARDS
ISSUER
N
18950
11/30/2023
NA
N
BRIAN G. HARRIS
712 Fifth Ave
18th Floor
New York
NY
10019
COMMON
09/13/2024
13314
880097.00
BRIAN G. HARRIS
712 Fifth Ave
18th Floor
New York
NY
10019
COMMON
09/16/2024
251
16942.00
BRIAN G. HARRIS
712 Fifth Ave
18th Floor
New York
NY
10019
COMMON
09/17/2024
5819
393657.00
12/02/2024
06/05/2024
BRIAN G. HARRIS