<?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/ownership" xmlns:ns2="http://www.sec.gov/edgar/common">
    <headerData>
        <submissionType>144</submissionType>
        <filerInfo>
            <filer>
                <filerCredentials>
                    <cik>0001197038</cik>
                    <ccc>XXXXXXXX</ccc>
                </filerCredentials>
            </filer>
            <liveTestFlag>LIVE</liveTestFlag>



        </filerInfo>
    </headerData>
    <formData>
        <issuerInfo>
            <issuerCik>0001318220</issuerCik>
            <issuerName>WASTE CONNECTIONS, INC.</issuerName>
            <secFileNumber>001-34370</secFileNumber>
            <issuerAddress>
                <ns2:street1>6220 Hwy 7, Suite 600</ns2:street1>
                <ns2:city>Woodbridge</ns2:city>
                <ns2:stateOrCountry>A6</ns2:stateOrCountry>
                <ns2:zipCode>L4H4G3</ns2:zipCode>
            </issuerAddress>
            <issuerContactPhone>(905) 532-7510</issuerContactPhone>
            <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>DOMENICO PIO</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
            <relationshipsToIssuer>
                <relationshipToIssuer>Officer</relationshipToIssuer>
            </relationshipsToIssuer>
        </issuerInfo>
        <securitiesInformation>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <brokerOrMarketmakerDetails>
                <name>CANACCORD GENUITY CORP. (SOFI)</name>
                <address>
                    <ns2:street1>609 Granville Street</ns2:street1>
                    <ns2:street2>Suite 2200</ns2:street2>
                    <ns2:city>Vancouver</ns2:city>
                    <ns2:stateOrCountry>A1</ns2:stateOrCountry>
                    <ns2:zipCode>V7Y1H2</ns2:zipCode>
                </address>
            </brokerOrMarketmakerDetails>
            <noOfUnitsSold>10000</noOfUnitsSold>
            <aggregateMarketValue>1912455.00</aggregateMarketValue>
            <noOfUnitsOutstanding>258085200</noOfUnitsOutstanding>
            <approxSaleDate>03/03/2025</approxSaleDate>
            <securitiesExchangeName>TSX</securitiesExchangeName>
        </securitiesInformation>
        <securitiesToBeSold>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <acquiredDate>06/30/2019</acquiredDate>
            <natureOfAcquisitionTransaction>Restricted Stock</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>10000</amountOfSecuritiesAcquired>
            <paymentDate>06/30/2019</paymentDate>
            <natureOfPayment>Not Applicable</natureOfPayment>
        </securitiesToBeSold>
        <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
        <remarks>Long shares received from restricted stock vestings from 06/30/2019 to 02/18/2025.</remarks>
        <noticeSignature>
            <noticeDate>03/03/2025</noticeDate>
            <planAdoptionDates/>
            <signature>/s/ Domenico D Pio</signature>
        </noticeSignature>
    </formData>
</edgarSubmission>
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144
0001197038
XXXXXXXX
LIVE
0001318220
WASTE CONNECTIONS, INC.
001-34370
6220 Hwy 7, Suite 600
Woodbridge
A6
L4H4G3
(905) 532-7510
DOMENICO PIO
Officer
Common
CANACCORD GENUITY CORP. (SOFI)
609 Granville Street
Suite 2200
Vancouver
A1
V7Y1H2
10000
1912455.00
258085200
03/03/2025
TSX
Common
06/30/2019
Restricted Stock
Issuer
N
10000
06/30/2019
Not Applicable
Y
Long shares received from restricted stock vestings from 06/30/2019 to 02/18/2025.
03/03/2025
/s/ Domenico D Pio