<?xml version="1.0" encoding="UTF-8"?>
<twe:edgarSubmission xmlns:com="http://www.sec.gov/edgar/common" xmlns:fee="http://www.sec.gov/edgar/feecommon" xmlns:sta="http://www.sec.gov/edgar/statecodes" xmlns:scc="http://www.sec.gov/edgar/sccommon" xmlns:twe="http://www.sec.gov/edgar/twentyfourf2filer">
  <twe:schemaVersion>X0102</twe:schemaVersion>
  <twe:headerData>
    <twe:submissionType>24F-2NT</twe:submissionType>
    <twe:filerInfo>
      <twe:liveTestFlag>LIVE</twe:liveTestFlag>
      <twe:filer>
        <twe:issuerCredentials>
          <twe:cik>773757</twe:cik>
          <twe:ccc>XXXXXXXX</twe:ccc>
        </twe:issuerCredentials>
      </twe:filer>
      <twe:flags>
        <twe:confirmingCopyFlag>false</twe:confirmingCopyFlag>
      </twe:flags>
      <twe:investmentCompanyType>N-1A</twe:investmentCompanyType>
    </twe:filerInfo>
  </twe:headerData>
  <twe:formData>
    <twe:annualFilings>
      <twe:annualFilingInfo>
        <twe:item1>
          <twe:nameOfIssuer>Columbia Funds Series Trust I</twe:nameOfIssuer>
          <twe:addressOfIssuer>
            <twe:street1>290 Congress Street</twe:street1>
            <twe:city>Boston</twe:city>
            <twe:state>MA</twe:state>
            <twe:country>X1</twe:country>
            <twe:zipCode>02210</twe:zipCode>
          </twe:addressOfIssuer>
        </twe:item1>
        <twe:item2>
          <twe:reportSeriesClass>
            <twe:rptSeriesClassInfo>
              <twe:seriesName>COLUMBIA STRATEGIC CALIFORNIA MUNICIPAL INCOME FUND</twe:seriesName>
              <twe:seriesId>S000010621</twe:seriesId>
              <twe:classInfo>
                <twe:className>Columbia Strategic California Municipal Income Fund Class A</twe:className>
                <twe:classId>C000029377</twe:classId>
              </twe:classInfo>
              <twe:classInfo>
                <twe:className>Columbia Strategic California Municipal Income Fund Class C</twe:className>
                <twe:classId>C000029379</twe:classId>
              </twe:classInfo>
              <twe:classInfo>
                <twe:className>Columbia Strategic California Municipal Income Fund Institutional Class</twe:className>
                <twe:classId>C000029380</twe:classId>
              </twe:classInfo>
              <twe:classInfo>
                <twe:className>Columbia Strategic California Municipal Income Fund Institutional 2 Class</twe:className>
                <twe:classId>C000169172</twe:classId>
              </twe:classInfo>
              <twe:classInfo>
                <twe:className>Columbia Strategic California Municipal Income Fund Institutional 3 Class</twe:className>
                <twe:classId>C000184727</twe:classId>
              </twe:classInfo>
            </twe:rptSeriesClassInfo>
            <twe:rptSeriesClassInfo>
              <twe:seriesName>COLUMBIA INTERMEDIATE DURATION MUNICIPAL BOND FUND</twe:seriesName>
              <twe:seriesId>S000010623</twe:seriesId>
              <twe:classInfo>
                <twe:className>Columbia Intermediate Duration Municipal Bond Fund Class A</twe:className>
                <twe:classId>C000029387</twe:classId>
              </twe:classInfo>
              <twe:classInfo>
                <twe:className>Columbia Intermediate Duration Municipal Bond Fund Class C</twe:className>
                <twe:classId>C000029389</twe:classId>
              </twe:classInfo>
              <twe:classInfo>
                <twe:className>Columbia Intermediate Duration Municipal Bond Fund Institutional Class</twe:className>
                <twe:classId>C000029392</twe:classId>
              </twe:classInfo>
              <twe:classInfo>
                <twe:className>Columbia Intermediate Duration Municipal Bond Fund Institutional 2 Class</twe:className>
                <twe:classId>C000122658</twe:classId>
              </twe:classInfo>
              <twe:classInfo>
                <twe:className>Columbia Intermediate Duration Municipal Bond Fund Institutional 3 Class</twe:className>
                <twe:classId>C000184729</twe:classId>
              </twe:classInfo>
              <twe:classInfo>
                <twe:className>Columbia Intermediate Duration Municipal Bond Fund Class S</twe:className>
                <twe:classId>C000253712</twe:classId>
              </twe:classInfo>
            </twe:rptSeriesClassInfo>
            <twe:rptSeriesClassInfo>
              <twe:seriesName>COLUMBIA MASSACHUSETTS INTERMEDIATE MUNICIPAL BOND FUND</twe:seriesName>
              <twe:seriesId>S000012087</twe:seriesId>
              <twe:classInfo>
                <twe:className>Columbia Massachusetts Intermediate Municipal Bond Fund Class A</twe:className>
                <twe:classId>C000032942</twe:classId>
              </twe:classInfo>
              <twe:classInfo>
                <twe:className>Columbia Massachusetts Intermediate Municipal Bond Fund Institutional Class</twe:className>
                <twe:classId>C000032947</twe:classId>
              </twe:classInfo>
              <twe:classInfo>
                <twe:className>Columbia Massachusetts Intermediate Municipal Bond Fund Institutional 3 Class</twe:className>
                <twe:classId>C000184731</twe:classId>
              </twe:classInfo>
            </twe:rptSeriesClassInfo>
            <twe:rptSeriesClassInfo>
              <twe:seriesName>COLUMBIA NEW YORK INTERMEDIATE MUNICIPAL BOND FUND</twe:seriesName>
              <twe:seriesId>S000012089</twe:seriesId>
              <twe:classInfo>
                <twe:className>Columbia New York Intermediate Municipal Bond Fund Class A</twe:className>
                <twe:classId>C000032951</twe:classId>
              </twe:classInfo>
              <twe:classInfo>
                <twe:className>Columbia New York Intermediate Municipal Bond Fund Institutional Class</twe:className>
                <twe:classId>C000032956</twe:classId>
              </twe:classInfo>
              <twe:classInfo>
                <twe:className>Columbia New York Intermediate Municipal Bond Fund Institutional 2 Class</twe:className>
                <twe:classId>C000169175</twe:classId>
              </twe:classInfo>
              <twe:classInfo>
                <twe:className>Columbia New York Intermediate Municipal Bond Fund Institutional 3 Class</twe:className>
                <twe:classId>C000184732</twe:classId>
              </twe:classInfo>
            </twe:rptSeriesClassInfo>
            <twe:rptSeriesClassInfo>
              <twe:seriesName>COLUMBIA STRATEGIC NEW YORK MUNICIPAL INCOME FUND</twe:seriesName>
              <twe:seriesId>S000012093</twe:seriesId>
              <twe:classInfo>
                <twe:className>Columbia Strategic New York Municipal Income Fund Class A</twe:className>
                <twe:classId>C000032969</twe:classId>
              </twe:classInfo>
              <twe:classInfo>
                <twe:className>Columbia Strategic New York Municipal Income Fund Class C</twe:className>
                <twe:classId>C000032971</twe:classId>
              </twe:classInfo>
              <twe:classInfo>
                <twe:className>Columbia Strategic New York Municipal Income Fund Institutional Class</twe:className>
                <twe:classId>C000106577</twe:classId>
              </twe:classInfo>
              <twe:classInfo>
                <twe:className>Columbia Strategic New York Municipal Income Fund Institutional 2 Class</twe:className>
                <twe:classId>C000122676</twe:classId>
              </twe:classInfo>
              <twe:classInfo>
                <twe:className>Columbia Strategic New York Municipal Income Fund Institutional 3 Class</twe:className>
                <twe:classId>C000184733</twe:classId>
              </twe:classInfo>
            </twe:rptSeriesClassInfo>
          </twe:reportSeriesClass>
        </twe:item2>
        <twe:item3>
          <twe:investmentCompActFileNo>811-04367</twe:investmentCompActFileNo>
          <twe:securitiesActFileNumbers>
            <twe:securitiesActFileNo>
              <twe:fileNumber>002-99356</twe:fileNumber>
            </twe:securitiesActFileNo>
          </twe:securitiesActFileNumbers>
        </twe:item3>
        <twe:item4>
          <twe:lastDayOfFiscalYear>10/31/2025</twe:lastDayOfFiscalYear>
          <twe:isThisFormBeingFiledLate>false</twe:isThisFormBeingFiledLate>
          <twe:isThisTheLastTimeIssuerFilingThisForm>false</twe:isThisTheLastTimeIssuerFilingThisForm>
        </twe:item4>
        <twe:item5>
          <twe:aggregateSalePriceOfSecuritiesSold>760197837.01</twe:aggregateSalePriceOfSecuritiesSold>
          <twe:aggregatePriceOfSecuritiesRedeemedOrRepurchasedInFiscalYear>884324190.44</twe:aggregatePriceOfSecuritiesRedeemedOrRepurchasedInFiscalYear>
          <twe:aggregatePriceOfSecuritiesRedeemedOrRepurchasedAnyPrior>2739614678.19</twe:aggregatePriceOfSecuritiesRedeemedOrRepurchasedAnyPrior>
          <twe:totalAvailableRedemptionCredits>3623938868.63</twe:totalAvailableRedemptionCredits>
          <twe:netSales>0.00</twe:netSales>
          <twe:redemptionCreditsAvailableForUseInFutureYears>(2863741031.62)</twe:redemptionCreditsAvailableForUseInFutureYears>
          <twe:multiplierForDeterminingRegistrationFee>0.0001381</twe:multiplierForDeterminingRegistrationFee>
          <twe:registrationFeeDue>0.00</twe:registrationFeeDue>
        </twe:item5>
        <twe:item6>
          <twe:interestDue>0</twe:interestDue>
        </twe:item6>
        <twe:item7>
          <twe:totalOfRegistrationFeePlusAnyInterestDue>0.00</twe:totalOfRegistrationFeePlusAnyInterestDue>
        </twe:item7>
        <twe:item8/>
        <twe:signature>
          <twe:signature>Martha A. Skinner</twe:signature>
          <twe:nameAndTitle>Martha A. Skinner Assistant Treasurer</twe:nameAndTitle>
          <twe:signatureDate>01/12/2026</twe:signatureDate>
        </twe:signature>
      </twe:annualFilingInfo>
    </twe:annualFilings>
  </twe:formData>
</twe:edgarSubmission>
