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<edgarSubmission xmlns:com="http://www.sec.gov/edgar/common" xmlns="http://www.sec.gov/edgar/npx">
  <headerData>
    <submissionType>N-PX</submissionType>
    <filerInfo>
      <registrantType>IM</registrantType>
      <liveTestFlag>LIVE</liveTestFlag>
      <filer>
        <issuerCredentials>
          <cik>0000764112</cik>
          <ccc>XXXXXXXX</ccc>
        </issuerCredentials>
      </filer>
      <periodOfReport>06/30/2026</periodOfReport>
    </filerInfo>
  </headerData>
  <formData>
    <coverPage>
      <yearOrQuarter>YEAR</yearOrQuarter>
      <reportCalendarYear>2026</reportCalendarYear>
      <reportingPerson>
        <name>KIRR MARBACH &amp; CO LLC /IN/</name>
        <phoneNumber>812-376-9444</phoneNumber>
        <address>
          <com:street1>621 WASHINGTON STREET</com:street1>
          <com:city>COLUMBUS</com:city>
          <com:stateOrCountry>IN</com:stateOrCountry>
          <com:zipCode>47201</com:zipCode>
        </address>
      </reportingPerson>
      <reportInfo>
        <reportType>INSTITUTIONAL MANAGER VOTING REPORT</reportType>
        <confidentialTreatment>N</confidentialTreatment>
      </reportInfo>
      <fileNumber>028-01506</fileNumber>
      <explanatoryInformation>
        <explanatoryChoice>N</explanatoryChoice>
      </explanatoryInformation>
    </coverPage>
    <summaryPage>
      <otherIncludedManagersCount>0</otherIncludedManagersCount>
    </summaryPage>
    <signaturePage>
      <reportingPerson>KIRR MARBACH &amp; CO LLC /IN/</reportingPerson>
      <txSignature>Mickey Kim</txSignature>
      <txPrintedSignature>Mickey Kim</txPrintedSignature>
      <txTitle>Chief Compliance Officer</txTitle>
      <txAsOfDate>08/14/2026</txAsOfDate>
    </signaturePage>
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