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>0001264228</cik>
            <ccc>XXXXXXXX</ccc>
          </filerCredentials>
        </filer>
        <liveTestFlag>LIVE</liveTestFlag>
  
  
      </filerInfo>
    </headerData>
    <formData>
      <issuerInfo>
        <issuerCik>0001037676</issuerCik>
        <issuerName>ARCH RESOURCES, INC.</issuerName>
        <secFileNumber>001-13105</secFileNumber>
        <issuerAddress>
          <com:street1>CITY PLACE ONE STE 300</com:street1>
          <com:street2>ARCH MINERAL CORP</com:street2>
          <com:city>ST LOUIS</com:city>
          <com:stateOrCountry>MO</com:stateOrCountry>
          <com:zipCode>63141</com:zipCode>
        </issuerAddress>
        <issuerContactPhone>3149942700</issuerContactPhone>
        <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>CHAPMAN JAMES N</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
        <relationshipsToIssuer>
          <relationshipToIssuer>Director</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>2006</noOfUnitsSold>
        <aggregateMarketValue>373236.00</aggregateMarketValue>
        <noOfUnitsOutstanding>18369460</noOfUnitsOutstanding>
        <approxSaleDate>03/08/2024</approxSaleDate>
        <securitiesExchangeName>NASDAQ</securitiesExchangeName>
      </securitiesInformation>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>08/02/2019</acquiredDate>
        <natureOfAcquisitionTransaction>Open Market</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>1000</amountOfSecuritiesAcquired>
        <paymentDate>08/02/2019</paymentDate>
        <natureOfPayment>N/A</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>09/01/2019</acquiredDate>
        <natureOfAcquisitionTransaction>Open Market</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>6</amountOfSecuritiesAcquired>
        <paymentDate>09/01/2019</paymentDate>
        <natureOfPayment>N/A</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>08/01/2022</acquiredDate>
        <natureOfAcquisitionTransaction>Open Market</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>1000</amountOfSecuritiesAcquired>
        <paymentDate>08/01/2022</paymentDate>
        <natureOfPayment>N/A</natureOfPayment>
      </securitiesToBeSold>
      <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
      <noticeSignature>
        <noticeDate>03/08/2024</noticeDate>
        <signature>/s/ Cristina Garcia, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for CHAPMAN JAMES N</signature>
      </noticeSignature>
    </formData>
  </edgarSubmission>
metadata_documents: [{"type": "144", "sequence": "1", "filename": "primary_doc.xml", "secsgml_size_bytes": 3894}]
text: 144
  0001264228
  XXXXXXXX
  LIVE
  0001037676
  ARCH RESOURCES, INC.
  001-13105
  CITY PLACE ONE STE 300
  ARCH MINERAL CORP
  ST LOUIS
  MO
  63141
  3149942700
  CHAPMAN JAMES N
  Director
  Common
  Fidelity Brokerage Services LLC
  245 Summer Street
  Boston
  MA
  02110
  2006
  373236.00
  18369460
  03/08/2024
  NASDAQ
  Common
  08/02/2019
  Open Market
  Issuer
  N
  1000
  08/02/2019
  N/A
  Common
  09/01/2019
  Open Market
  Issuer
  N
  6
  09/01/2019
  N/A
  Common
  08/01/2022
  Open Market
  Issuer
  N
  1000
  08/01/2022
  N/A
  Y
  03/08/2024
  /s/ Cristina Garcia, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for CHAPMAN JAMES N