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      <submissionType>144</submissionType>
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        <filer>
          <filerCredentials>
            <cik>0001524788</cik>
            <ccc>XXXXXXXX</ccc>
          </filerCredentials>
        </filer>
        <liveTestFlag>LIVE</liveTestFlag>
  
  
  
      </filerInfo>
    </headerData>
    <formData>
      <issuerInfo>
        <issuerCik>0001280058</issuerCik>
        <issuerName>BLACKBAUD INC</issuerName>
        <secFileNumber>001-41527</secFileNumber>
        <issuerAddress>
          <com:street1>65 FAIRCHILD STREET</com:street1>
          <com:city>CHARLESTON</com:city>
          <com:stateOrCountry>SC</com:stateOrCountry>
          <com:zipCode>29492</com:zipCode>
        </issuerAddress>
        <issuerContactPhone>843-216-6200</issuerContactPhone>
        <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Olson Jon W</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
        <relationshipsToIssuer>
          <relationshipToIssuer>Officer</relationshipToIssuer>
        </relationshipsToIssuer>
      </issuerInfo>
      <securitiesInformation>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <brokerOrMarketmakerDetails>
          <name>Merrill Lynch</name>
          <address>
            <com:street1>3455 Peachtree Road NE</com:street1>
            <com:street2>STE1000</com:street2>
            <com:city>Atlanta</com:city>
            <com:stateOrCountry>GA</com:stateOrCountry>
            <com:zipCode>30326</com:zipCode>
          </address>
        </brokerOrMarketmakerDetails>
        <noOfUnitsSold>4000</noOfUnitsSold>
        <aggregateMarketValue>304000.00</aggregateMarketValue>
        <noOfUnitsOutstanding>51626340</noOfUnitsOutstanding>
        <approxSaleDate>08/05/2024</approxSaleDate>
        <securitiesExchangeName>NASDAQ</securitiesExchangeName>
      </securitiesInformation>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>02/13/2024</acquiredDate>
        <natureOfAcquisitionTransaction>Vesting of a Stock Award</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>BLACKBAUD INC</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>983</amountOfSecuritiesAcquired>
        <paymentDate>02/13/2024</paymentDate>
        <natureOfPayment>Compensatory Payment</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>02/12/2024</acquiredDate>
        <natureOfAcquisitionTransaction>Vesting of a Stock Award</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>BLACKBAUD INC</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>1060</amountOfSecuritiesAcquired>
        <paymentDate>02/12/2024</paymentDate>
        <natureOfPayment>Compensatory Payment</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>02/14/2024</acquiredDate>
        <natureOfAcquisitionTransaction>Vesting of a Stock Award</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>BLACKBAUD INC</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>1396</amountOfSecuritiesAcquired>
        <paymentDate>02/14/2024</paymentDate>
        <natureOfPayment>Compensatory Payment</natureOfPayment>
      </securitiesToBeSold>
      <securitiesToBeSold>
        <securitiesClassTitle>Common</securitiesClassTitle>
        <acquiredDate>02/24/2024</acquiredDate>
        <natureOfAcquisitionTransaction>Vesting of a Stock Award</natureOfAcquisitionTransaction>
        <nameOfPersonfromWhomAcquired>BLACKBAUD INC</nameOfPersonfromWhomAcquired>
        <isGiftTransaction>N</isGiftTransaction>
        <amountOfSecuritiesAcquired>561</amountOfSecuritiesAcquired>
        <paymentDate>02/24/2024</paymentDate>
        <natureOfPayment>Compensatory Payment</natureOfPayment>
      </securitiesToBeSold>
      <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
      <securitiesSoldInPast3Months>
        <sellerDetails>
          <name>Jon W Olson</name>
          <address>
            <com:street1>65 FAIRCHILD STREET</com:street1>
            <com:city>CHARLESTON</com:city>
            <com:stateOrCountry>SC</com:stateOrCountry>
            <com:zipCode>29492</com:zipCode>
          </address>
        </sellerDetails>
        <securitiesClassTitle>Blackbaud, Inc. - Common</securitiesClassTitle>
        <saleDate>05/20/2024</saleDate>
        <amountOfSecuritiesSold>3000</amountOfSecuritiesSold>
        <grossProceeds>235899.60</grossProceeds>
      </securitiesSoldInPast3Months>
      <noticeSignature>
        <noticeDate>08/05/2024</noticeDate>
        <signature>Jon W Olson</signature>
      </noticeSignature>
    </formData>
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text: 144
  0001524788
  XXXXXXXX
  LIVE
  0001280058
  BLACKBAUD INC
  001-41527
  65 FAIRCHILD STREET
  CHARLESTON
  SC
  29492
  843-216-6200
  Olson Jon W
  Officer
  Common
  Merrill Lynch
  3455 Peachtree Road NE
  STE1000
  Atlanta
  GA
  30326
  4000
  304000.00
  51626340
  08/05/2024
  NASDAQ
  Common
  02/13/2024
  Vesting of a Stock Award
  BLACKBAUD INC
  N
  983
  02/13/2024
  Compensatory Payment
  Common
  02/12/2024
  Vesting of a Stock Award
  BLACKBAUD INC
  N
  1060
  02/12/2024
  Compensatory Payment
  Common
  02/14/2024
  Vesting of a Stock Award
  BLACKBAUD INC
  N
  1396
  02/14/2024
  Compensatory Payment
  Common
  02/24/2024
  Vesting of a Stock Award
  BLACKBAUD INC
  N
  561
  02/24/2024
  Compensatory Payment
  N
  Jon W Olson
  65 FAIRCHILD STREET
  CHARLESTON
  SC
  29492
  Blackbaud, Inc. - Common
  05/20/2024
  3000
  235899.60
  08/05/2024
  Jon W Olson