<?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>0001329014</cik>
                    <ccc>XXXXXXXX</ccc>
                </filerCredentials>
            </filer>
            <liveTestFlag>LIVE</liveTestFlag>



        </filerInfo>
    </headerData>
    <formData>
        <issuerInfo>
            <issuerCik>0000853816</issuerCik>
            <issuerName>LANDSTAR SYSTEM, INC.</issuerName>
            <secFileNumber>000-21238</secFileNumber>
            <issuerAddress>
                <ns2:street1>13410 Sutton Park Drive South</ns2:street1>
                <ns2:city>Jacksonville</ns2:city>
                <ns2:stateOrCountry>FL</ns2:stateOrCountry>
                <ns2:zipCode>32224</ns2:zipCode>
            </issuerAddress>
            <issuerContactPhone>(904) 398-9400</issuerContactPhone>
            <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>MICHAEL KNELLER</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
            <relationshipsToIssuer>
                <relationshipToIssuer>Affiliate</relationshipToIssuer>
            </relationshipsToIssuer>
        </issuerInfo>
        <securitiesInformation>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <brokerOrMarketmakerDetails>
                <name>Morgan Stanley Smith Barney LLC Executive Financial Services</name>
                <address>
                    <ns2:street1>1 New York Plaza</ns2:street1>
                    <ns2:street2>38th Floor</ns2:street2>
                    <ns2:city>New York</ns2:city>
                    <ns2:stateOrCountry>NY</ns2:stateOrCountry>
                    <ns2:zipCode>10004</ns2:zipCode>
                </address>
            </brokerOrMarketmakerDetails>
            <noOfUnitsSold>12219</noOfUnitsSold>
            <aggregateMarketValue>2325291.58</aggregateMarketValue>
            <noOfUnitsOutstanding>35946344</noOfUnitsOutstanding>
            <approxSaleDate>02/05/2024</approxSaleDate>
            <securitiesExchangeName>NASDAQ</securitiesExchangeName>
        </securitiesInformation>
        <securitiesToBeSold>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <acquiredDate>01/31/2023</acquiredDate>
            <natureOfAcquisitionTransaction>Employee stock unit award(s)</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>11177</amountOfSecuritiesAcquired>
            <paymentDate>01/31/2023</paymentDate>
            <natureOfPayment>Employee stock unit award(s)</natureOfPayment>
        </securitiesToBeSold>
        <securitiesToBeSold>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <acquiredDate>01/23/2023</acquiredDate>
            <natureOfAcquisitionTransaction>Employee stock unit award(s)</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>464</amountOfSecuritiesAcquired>
            <paymentDate>01/23/2023</paymentDate>
            <natureOfPayment>Employee stock unit award(s)</natureOfPayment>
        </securitiesToBeSold>
        <securitiesToBeSold>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <acquiredDate>01/31/2023</acquiredDate>
            <natureOfAcquisitionTransaction>Employee stock unit award(s)</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>452</amountOfSecuritiesAcquired>
            <paymentDate>01/31/2023</paymentDate>
            <natureOfPayment>Employee stock unit award(s)</natureOfPayment>
        </securitiesToBeSold>
        <securitiesToBeSold>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <acquiredDate>01/31/2023</acquiredDate>
            <natureOfAcquisitionTransaction>Employee stock unit award(s)</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>126</amountOfSecuritiesAcquired>
            <paymentDate>01/31/2023</paymentDate>
            <natureOfPayment>Employee stock unit award(s)</natureOfPayment>
        </securitiesToBeSold>
        <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
        <noticeSignature>
            <noticeDate>02/05/2024</noticeDate>
            <planAdoptionDates/>
            <signature>/s/ Michael K Kneller</signature>
        </noticeSignature>
    </formData>
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144
0001329014
XXXXXXXX
LIVE
0000853816
LANDSTAR SYSTEM, INC.
000-21238
13410 Sutton Park Drive South
Jacksonville
FL
32224
(904) 398-9400
MICHAEL KNELLER
Affiliate
Common
Morgan Stanley Smith Barney LLC Executive Financial Services
1 New York Plaza
38th Floor
New York
NY
10004
12219
2325291.58
35946344
02/05/2024
NASDAQ
Common
01/31/2023
Employee stock unit award(s)
Issuer
N
11177
01/31/2023
Employee stock unit award(s)
Common
01/23/2023
Employee stock unit award(s)
Issuer
N
464
01/23/2023
Employee stock unit award(s)
Common
01/31/2023
Employee stock unit award(s)
Issuer
N
452
01/31/2023
Employee stock unit award(s)
Common
01/31/2023
Employee stock unit award(s)
Issuer
N
126
01/31/2023
Employee stock unit award(s)
Y
02/05/2024
/s/ Michael K Kneller