<?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/ownership" xmlns:com="http://www.sec.gov/edgar/common">
  <!-- Generated by Workiva -->
  <headerData>
    <submissionType>144</submissionType>
    <filerInfo>
      <filer>
        <filerCredentials>
          <cik>0001869245</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
      </filer>
      <liveTestFlag>LIVE</liveTestFlag>



    </filerInfo>
  </headerData>
  <formData>
    <issuerInfo>
      <issuerCik>0001856314</issuerCik>
      <issuerName>Clear Secure, Inc.</issuerName>
      <secFileNumber>001-40568</secFileNumber>
      <issuerAddress>
        <com:street1>85 10th Ave, 9th Floor</com:street1>
        <com:city>New York</com:city>
        <com:stateOrCountry>NY</com:stateOrCountry>
        <com:zipCode>10011</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>646-723-1404</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Kenneth L. Cornick</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>Former Officer</relationshipToIssuer>
      </relationshipsToIssuer>
    </issuerInfo>
    <securitiesInformation>
      <securitiesClassTitle>Class A Common</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>J.P. Morgan Securities LLC</name>
        <address>
          <com:street1>390 Madison Avenue - 6th Floor</com:street1>
          <com:city>New York</com:city>
          <com:stateOrCountry>NY</com:stateOrCountry>
          <com:zipCode>10017</com:zipCode>
        </address>
      </brokerOrMarketmakerDetails>
      <noOfUnitsSold>1000000</noOfUnitsSold>
      <aggregateMarketValue>31880000</aggregateMarketValue>
      <noOfUnitsOutstanding>95330547</noOfUnitsOutstanding>
      <approxSaleDate>08/06/2025</approxSaleDate>
      <securitiesExchangeName>NYSE</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>Class A Common</securitiesClassTitle>
      <acquiredDate>01/28/2010</acquiredDate>
      <natureOfAcquisitionTransaction>Primary Capital Investment into the company</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>1000000</amountOfSecuritiesAcquired>
      <paymentDate>01/28/2010</paymentDate>
      <natureOfPayment>Wire Transfer</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Alclear Investments II, LLC</name>
        <address>
          <com:street1>85 10TH AVE., 9TH FLOOR</com:street1>
          <com:city>New York</com:city>
          <com:stateOrCountry>NY</com:stateOrCountry>
          <com:zipCode>10011</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <saleDate>05/13/2025</saleDate>
      <amountOfSecuritiesSold>109409</amountOfSecuritiesSold>
      <grossProceeds>2755338</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Alclear Investments II, LLC</name>
        <address>
          <com:street1>85 10TH AVE., 9TH FLOOR</com:street1>
          <com:city>New York</com:city>
          <com:stateOrCountry>NY</com:stateOrCountry>
          <com:zipCode>10011</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <saleDate>05/14/2025</saleDate>
      <amountOfSecuritiesSold>315591</amountOfSecuritiesSold>
      <grossProceeds>7881585</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Alclear Investments II, LLC</name>
        <address>
          <com:street1>85 10TH AVE., 9TH FLOOR</com:street1>
          <com:city>New York</com:city>
          <com:stateOrCountry>NY</com:stateOrCountry>
          <com:zipCode>10011</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <saleDate>05/15/2025</saleDate>
      <amountOfSecuritiesSold>291466</amountOfSecuritiesSold>
      <grossProceeds>7288923</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Alclear Investments II, LLC</name>
        <address>
          <com:street1>85 10TH AVE., 9TH FLOOR</com:street1>
          <com:city>New York</com:city>
          <com:stateOrCountry>NY</com:stateOrCountry>
          <com:zipCode>10011</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <saleDate>05/21/2025</saleDate>
      <amountOfSecuritiesSold>122533</amountOfSecuritiesSold>
      <grossProceeds>3120205</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Alclear Investments II, LLC</name>
        <address>
          <com:street1>85 10TH AVE., 9TH FLOOR</com:street1>
          <com:city>New York</com:city>
          <com:stateOrCountry>NY</com:stateOrCountry>
          <com:zipCode>10011</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <saleDate>05/22/2025</saleDate>
      <amountOfSecuritiesSold>228374</amountOfSecuritiesSold>
      <grossProceeds>5821504</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Alclear Investments II, LLC</name>
        <address>
          <com:street1>85 10TH AVE., 9TH FLOOR</com:street1>
          <com:city>New York</com:city>
          <com:stateOrCountry>NY</com:stateOrCountry>
          <com:zipCode>10011</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <saleDate>06/05/2025</saleDate>
      <amountOfSecuritiesSold>16839</amountOfSecuritiesSold>
      <grossProceeds>439515</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Alclear Investments II, LLC</name>
        <address>
          <com:street1>85 10TH AVE., 9TH FLOOR</com:street1>
          <com:city>New York</com:city>
          <com:stateOrCountry>NY</com:stateOrCountry>
          <com:zipCode>10011</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <saleDate>06/06/2025</saleDate>
      <amountOfSecuritiesSold>132254</amountOfSecuritiesSold>
      <grossProceeds>3447544</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Alclear Investments II, LLC</name>
        <address>
          <com:street1>85 10TH AVE., 9TH FLOOR</com:street1>
          <com:city>New York</com:city>
          <com:stateOrCountry>NY</com:stateOrCountry>
          <com:zipCode>10011</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <saleDate>06/09/2025</saleDate>
      <amountOfSecuritiesSold>20067</amountOfSecuritiesSold>
      <grossProceeds>530844</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Alclear Investments II, LLC</name>
        <address>
          <com:street1>85 10TH AVE., 9TH FLOOR</com:street1>
          <com:city>New York</com:city>
          <com:stateOrCountry>NY</com:stateOrCountry>
          <com:zipCode>10011</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <saleDate>06/10/2025</saleDate>
      <amountOfSecuritiesSold>47272</amountOfSecuritiesSold>
      <grossProceeds>1241817</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Alclear Investments II, LLC</name>
        <address>
          <com:street1>85 10TH AVE., 9TH FLOOR</com:street1>
          <com:city>New York</com:city>
          <com:stateOrCountry>NY</com:stateOrCountry>
          <com:zipCode>10011</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <saleDate>06/11/2025</saleDate>
      <amountOfSecuritiesSold>64144</amountOfSecuritiesSold>
      <grossProceeds>1664793</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Alclear Investments II, LLC</name>
        <address>
          <com:street1>85 10TH AVE., 9TH FLOOR</com:street1>
          <com:city>New York</com:city>
          <com:stateOrCountry>NY</com:stateOrCountry>
          <com:zipCode>10011</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <saleDate>06/12/2025</saleDate>
      <amountOfSecuritiesSold>152051</amountOfSecuritiesSold>
      <grossProceeds>3796833</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Alclear Investments II, LLC</name>
        <address>
          <com:street1>85 10TH AVE., 9TH FLOOR</com:street1>
          <com:city>New York</com:city>
          <com:stateOrCountry>NY</com:stateOrCountry>
          <com:zipCode>10011</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <saleDate>07/07/2025</saleDate>
      <amountOfSecuritiesSold>266273</amountOfSecuritiesSold>
      <grossProceeds>7673917</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Alclear Investments II, LLC</name>
        <address>
          <com:street1>85 10TH AVE., 9TH FLOOR</com:street1>
          <com:city>New York</com:city>
          <com:stateOrCountry>NY</com:stateOrCountry>
          <com:zipCode>10011</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <saleDate>07/08/2025</saleDate>
      <amountOfSecuritiesSold>172827</amountOfSecuritiesSold>
      <grossProceeds>4900737</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Alclear Investments II, LLC</name>
        <address>
          <com:street1>85 10TH AVE., 9TH FLOOR</com:street1>
          <com:city>New York</com:city>
          <com:stateOrCountry>NY</com:stateOrCountry>
          <com:zipCode>10011</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <saleDate>07/09/2025</saleDate>
      <amountOfSecuritiesSold>264406</amountOfSecuritiesSold>
      <grossProceeds>7546650</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Alclear Investments II, LLC</name>
        <address>
          <com:street1>85 10TH AVE., 9TH FLOOR</com:street1>
          <com:city>New York</com:city>
          <com:stateOrCountry>NY</com:stateOrCountry>
          <com:zipCode>10011</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <saleDate>07/10/2025</saleDate>
      <amountOfSecuritiesSold>487321</amountOfSecuritiesSold>
      <grossProceeds>14182962</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Alclear Investments II, LLC</name>
        <address>
          <com:street1>85 10TH AVE., 9TH FLOOR</com:street1>
          <com:city>New York</com:city>
          <com:stateOrCountry>NY</com:stateOrCountry>
          <com:zipCode>10011</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <saleDate>07/11/2025</saleDate>
      <amountOfSecuritiesSold>152448</amountOfSecuritiesSold>
      <grossProceeds>4352268</grossProceeds>
    </securitiesSoldInPast3Months>
    <securitiesSoldInPast3Months>
      <sellerDetails>
        <name>Alclear Investments II, LLC</name>
        <address>
          <com:street1>85 10TH AVE., 9TH FLOOR</com:street1>
          <com:city>New York</com:city>
          <com:stateOrCountry>NY</com:stateOrCountry>
          <com:zipCode>10011</com:zipCode>
        </address>
      </sellerDetails>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <saleDate>07/14/2025</saleDate>
      <amountOfSecuritiesSold>156725</amountOfSecuritiesSold>
      <grossProceeds>4491974</grossProceeds>
    </securitiesSoldInPast3Months>
    <remarks>The shares filed today will be sold by Alclear Investments II, LLC, Kenneth L. Cornick as Sole Manager</remarks>
    <noticeSignature>
      <noticeDate>08/06/2025</noticeDate>
      <signature>/s/ J.P. Morgan Securities LLC as agent and attorney-in-fact for Kenneth L. Cornick</signature>
    </noticeSignature>
  </formData>
</edgarSubmission>
