<?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/ownership" xmlns:ns2="http://www.sec.gov/edgar/common">
    <headerData>
        <submissionType>144</submissionType>
        <filerInfo>
            <filer>
                <filerCredentials>
                    <cik>0001809723</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>
                <ns2:street1>One CityPlace Drive, Suite 300</ns2:street1>
                <ns2:city>St. Louis</ns2:city>
                <ns2:stateOrCountry>MO</ns2:stateOrCountry>
                <ns2:zipCode>63141</ns2:zipCode>
            </issuerAddress>
            <issuerContactPhone>3149942700</issuerContactPhone>
            <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>MATTHEW C GILJUM</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
            <relationshipsToIssuer>
                <relationshipToIssuer>Officer</relationshipToIssuer>
            </relationshipsToIssuer>
        </issuerInfo>
        <securitiesInformation>
            <securitiesClassTitle>Class B</securitiesClassTitle>
            <brokerOrMarketmakerDetails>
                <name>Morgan Stanley Smith Barney LLC Executive Financial Services</name>
                <address>
                    <ns2:street1>1 New York Plaza</ns2:street1>
                    <ns2:street2>8th Floor</ns2:street2>
                    <ns2:city>New York</ns2:city>
                    <ns2:stateOrCountry>NY</ns2:stateOrCountry>
                    <ns2:zipCode>10004</ns2:zipCode>
                </address>
            </brokerOrMarketmakerDetails>
            <noOfUnitsSold>169</noOfUnitsSold>
            <aggregateMarketValue>24640.20</aggregateMarketValue>
            <noOfUnitsOutstanding>18084477</noOfUnitsOutstanding>
            <approxSaleDate>10/14/2024</approxSaleDate>
            <securitiesExchangeName>NYSE</securitiesExchangeName>
        </securitiesInformation>
        <securitiesToBeSold>
            <securitiesClassTitle>Class B</securitiesClassTitle>
            <acquiredDate>10/13/2024</acquiredDate>
            <natureOfAcquisitionTransaction>Restricted Stock Units</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>169</amountOfSecuritiesAcquired>
            <paymentDate>10/13/2024</paymentDate>
            <natureOfPayment>N/A</natureOfPayment>
        </securitiesToBeSold>
        <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
        <remarks>Sales that were executed on October 14, 2024 are being reported on this Form 144 filed on October 15, 2024 given the EDGAR system was not accepting filings on October 14, 2024 in observance of the federal holiday. </remarks>
        <noticeSignature>
            <noticeDate>10/14/2024</noticeDate>
            <planAdoptionDates>
                <planAdoptionDate>09/07/2023</planAdoptionDate>
            </planAdoptionDates>
            <signature>/s/ Matthew Giljum</signature>
        </noticeSignature>
    </formData>
</edgarSubmission>
[{"type": "144", "sequence": "1", "filename": "primary_doc.xml", "secsgml_size_bytes": 3548}]
144
0001809723
XXXXXXXX
LIVE
0001037676
ARCH RESOURCES INC
001-13105
One CityPlace Drive, Suite 300
St. Louis
MO
63141
3149942700
MATTHEW C GILJUM
Officer
Class B
Morgan Stanley Smith Barney LLC Executive Financial Services
1 New York Plaza
8th Floor
New York
NY
10004
169
24640.20
18084477
10/14/2024
NYSE
Class B
10/13/2024
Restricted Stock Units
Issuer
N
169
10/13/2024
N/A
Y
Sales that were executed on October 14, 2024 are being reported on this Form 144 filed on October 15, 2024 given the EDGAR system was not accepting filings on October 14, 2024 in observance of the federal holiday.
10/14/2024
09/07/2023
/s/ Matthew Giljum