<?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>0001205069</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
      </filer>
      <liveTestFlag>LIVE</liveTestFlag>


    </filerInfo>
  </headerData>
  <formData>
    <issuerInfo>
      <issuerCik>0001092699</issuerCik>
      <issuerName>SPS COMMERCE INC</issuerName>
      <secFileNumber>001-34702</secFileNumber>
      <issuerAddress>
        <com:street1>333 SOUTH SEVENTH STREET</com:street1>
        <com:street2>SUITE 1000</com:street2>
        <com:city>MINNEAPOLIS</com:city>
        <com:stateOrCountry>MN</com:stateOrCountry>
        <com:zipCode>55402</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>612-435-9400</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>WEHRWEIN SVEN</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>Director</relationshipToIssuer>
      </relationshipsToIssuer>
    </issuerInfo>
    <securitiesInformation>
      <securitiesClassTitle>Common Stock</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>Fidelity Brokerage Services LLC</name>
        <address>
          <com:street1>245 Summer Street</com:street1>
          <com:city>Boston</com:city>
          <com:stateOrCountry>MA</com:stateOrCountry>
          <com:zipCode>02110</com:zipCode>
        </address>
      </brokerOrMarketmakerDetails>
      <noOfUnitsSold>1000</noOfUnitsSold>
      <aggregateMarketValue>175160.00</aggregateMarketValue>
      <noOfUnitsOutstanding>36651156</noOfUnitsOutstanding>
      <approxSaleDate>08/02/2023</approxSaleDate>
      <securitiesExchangeName>NASDAQ</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>Common Stock</securitiesClassTitle>
      <acquiredDate>07/30/2021</acquiredDate>
      <natureOfAcquisitionTransaction>Stock Award</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>12830</amountOfSecuritiesAcquired>
      <paymentDate>07/30/2021</paymentDate>
      <natureOfPayment>Compensation</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <remarks>Shares sold from Sven Wehrwein and Mary Ann Dorsher joint account</remarks>
    <noticeSignature>
      <noticeDate>08/02/2023</noticeDate>
      <signature>/s/ Myra King, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Sven Wehrwein</signature>
    </noticeSignature>
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144
0001205069
XXXXXXXX
LIVE
0001092699
SPS COMMERCE INC
001-34702
333 SOUTH SEVENTH STREET
SUITE 1000
MINNEAPOLIS
MN
55402
612-435-9400
WEHRWEIN SVEN
Director
Common Stock
Fidelity Brokerage Services LLC
245 Summer Street
Boston
MA
02110
1000
175160.00
36651156
08/02/2023
NASDAQ
Common Stock
07/30/2021
Stock Award
Issuer
N
12830
07/30/2021
Compensation
Y
Shares sold from Sven Wehrwein and Mary Ann Dorsher joint account
08/02/2023
/s/ Myra King, as a duly authorized representative of Fidelity Brokerage Services LLC, as attorney-in-fact for Sven Wehrwein