<?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>0001876796</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
      </filer>
      <liveTestFlag>LIVE</liveTestFlag>



    </filerInfo>
  </headerData>
  <formData>
    <issuerInfo>
      <issuerCik>0001037976</issuerCik>
      <issuerName>JONES LANG LASALLE INC</issuerName>
      <secFileNumber>001-13145</secFileNumber>
      <issuerAddress>
        <com:street1>200 E RANDOLPH DR</com:street1>
        <com:city>CHICAGO</com:city>
        <com:stateOrCountry>IL</com:stateOrCountry>
        <com:zipCode>60601</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>3127825800</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Quinlan Larry</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>Director</relationshipToIssuer>
      </relationshipsToIssuer>
    </issuerInfo>
    <securitiesInformation>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>UBS Financial Services, Inc.</name>
        <address>
          <com:street1>11 Madison Ave</com:street1>
          <com:street2>4th Floor</com:street2>
          <com:city>New York</com:city>
          <com:stateOrCountry>NY</com:stateOrCountry>
          <com:zipCode>10011</com:zipCode>
        </address>
      </brokerOrMarketmakerDetails>
      <noOfUnitsSold>402</noOfUnitsSold>
      <aggregateMarketValue>120475.38</aggregateMarketValue>
      <noOfUnitsOutstanding>46393575</noOfUnitsOutstanding>
      <approxSaleDate>06/12/2026</approxSaleDate>
      <securitiesExchangeName>NYSE</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <acquiredDate>06/01/2023</acquiredDate>
      <natureOfAcquisitionTransaction>RSU / board compensation</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>402</amountOfSecuritiesAcquired>
      <paymentDate>06/01/2023</paymentDate>
      <natureOfPayment>N/A</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Larry Quinlan</name>
        <address>
          <com:street1>200 E Randolph Dr</com:street1>
          <com:city>Chicago</com:city>
          <com:stateOrCountry>IL</com:stateOrCountry>
          <com:zipCode>60601</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <saleDate>06/05/2026</saleDate>
      <amountOfSecuritiesSold>403</amountOfSecuritiesSold>
      <grossProceeds>118943.23</grossProceeds>
    </securitiesSoldInPast3Months>
    <remarks>The shares represented in this filing are being sold under The Joseph McLaren Quinlan Rev Lvg Tr Dtd 10-07-2020</remarks>
    <noticeSignature>
      <noticeDate>06/12/2026</noticeDate>
      <planAdoptionDates>
        <planAdoptionDate>03/06/2026</planAdoptionDate>
      </planAdoptionDates>
      <signature>/s/ UBS Financial Services, Inc. as attorney-in-fact for Larry Quinlan</signature>
    </noticeSignature>
  </formData>
</edgarSubmission>
