<?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>0001591397</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
      </filer>
      <liveTestFlag>LIVE</liveTestFlag>



    </filerInfo>
  </headerData>
  <formData>
    <issuerInfo>
      <issuerCik>0001026655</issuerCik>
      <issuerName>CORE MOLDING TECHNOLOGIES INC</issuerName>
      <secFileNumber>001-12505</secFileNumber>
      <issuerAddress>
        <com:street1>800 MANOR PARK DRIVE</com:street1>
        <com:street2>P O BOX 28183</com:street2>
        <com:city>COLUMBUS</com:city>
        <com:stateOrCountry>OH</com:stateOrCountry>
        <com:zipCode>43228</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>614-870-5000</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Zimmer John P</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>Officer</relationshipToIssuer>
      </relationshipsToIssuer>
    </issuerInfo>
    <securitiesInformation>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>Charles Schwab Corp.</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>12653</noOfUnitsSold>
      <aggregateMarketValue>236737.63</aggregateMarketValue>
      <noOfUnitsOutstanding>9068552</noOfUnitsOutstanding>
      <approxSaleDate>08/23/2024</approxSaleDate>
      <securitiesExchangeName>NYSE</securitiesExchangeName>
    </securitiesInformation>
    <securitiesInformation>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>Charles Schwab Corp.</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>3000</noOfUnitsSold>
      <aggregateMarketValue>56130.00</aggregateMarketValue>
      <noOfUnitsOutstanding>9068552</noOfUnitsOutstanding>
      <approxSaleDate>08/23/2024</approxSaleDate>
      <securitiesExchangeName>NYSE</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <acquiredDate>06/15/2021</acquiredDate>
      <natureOfAcquisitionTransaction>Stock award</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>12653</amountOfSecuritiesAcquired>
      <paymentDate>06/15/2021</paymentDate>
      <natureOfPayment>N/A</natureOfPayment>
    </securitiesToBeSold>
    <securitiesToBeSold>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <acquiredDate>06/11/2021</acquiredDate>
      <natureOfAcquisitionTransaction>Open market purchase</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>3000</amountOfSecuritiesAcquired>
      <paymentDate>06/11/2021</paymentDate>
      <natureOfPayment>Cash</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>John Zimmer</name>
        <address>
          <com:street1>6731 Winemack Loop</com:street1>
          <com:city>Dublin</com:city>
          <com:stateOrCountry>OH</com:stateOrCountry>
          <com:zipCode>43016-7384</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <saleDate>08/22/2024</saleDate>
      <amountOfSecuritiesSold>8022</amountOfSecuritiesSold>
      <grossProceeds>143920.39</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>John Zimmer</name>
        <address>
          <com:street1>6731 Winemack Loop</com:street1>
          <com:city>Dublin</com:city>
          <com:stateOrCountry>OH</com:stateOrCountry>
          <com:zipCode>43016-7384</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <saleDate>08/21/2024</saleDate>
      <amountOfSecuritiesSold>3710</amountOfSecuritiesSold>
      <grossProceeds>66551.64</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>John Zimmer</name>
        <address>
          <com:street1>6731 Winemack Loop</com:street1>
          <com:city>Dublin</com:city>
          <com:stateOrCountry>OH</com:stateOrCountry>
          <com:zipCode>43016-7384</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <saleDate>05/28/2024</saleDate>
      <amountOfSecuritiesSold>6595</amountOfSecuritiesSold>
      <grossProceeds>129850.23</grossProceeds>
    </securitiesSoldInPast3Months>
    <remarks>12,653 of the shares will be sold from the Schwab Joint Tenants account. 3000 of the shares will be sold from the Schwab Community Property account.</remarks>
    <noticeSignature>
      <noticeDate>08/23/2024</noticeDate>
      <signature>John Zimmer</signature>
    </noticeSignature>
  </formData>
</edgarSubmission>
[{"type": "144", "sequence": "1", "filename": "primary_doc.xml", "secsgml_size_bytes": 5907}]
144
0001591397
XXXXXXXX
LIVE
0001026655
CORE MOLDING TECHNOLOGIES INC
001-12505
800 MANOR PARK DRIVE
P O BOX 28183
COLUMBUS
OH
43228
614-870-5000
Zimmer John P
Officer
Common
Charles Schwab Corp.
3000 Schwab Way
Westlake
TX
76262
12653
236737.63
9068552
08/23/2024
NYSE
Common
Charles Schwab Corp.
3000 Schwab Way
Westlake
TX
76262
3000
56130.00
9068552
08/23/2024
NYSE
Common
06/15/2021
Stock award
Issuer
N
12653
06/15/2021
N/A
Common
06/11/2021
Open market purchase
Issuer
N
3000
06/11/2021
Cash
N
John Zimmer
6731 Winemack Loop
Dublin
OH
43016-7384
Common
08/22/2024
8022
143920.39
John Zimmer
6731 Winemack Loop
Dublin
OH
43016-7384
Common
08/21/2024
3710
66551.64
John Zimmer
6731 Winemack Loop
Dublin
OH
43016-7384
Common
05/28/2024
6595
129850.23
12,653 of the shares will be sold from the Schwab Joint Tenants account. 3000 of the shares will be sold from the Schwab Community Property account.
08/23/2024
John Zimmer