<?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>0001661892</cik>
                    <ccc>XXXXXXXX</ccc>
                </filerCredentials>
            </filer>
            <liveTestFlag>LIVE</liveTestFlag>



        </filerInfo>
    </headerData>
    <formData>
        <issuerInfo>
            <issuerCik>0001437578</issuerCik>
            <issuerName>BRIGHT HORIZONS FAMILY SOLUTIONS INC.</issuerName>
            <secFileNumber>001-35780</secFileNumber>
            <issuerAddress>
                <ns2:street1>2 Wells Avenue</ns2:street1>
                <ns2:city>Newton</ns2:city>
                <ns2:stateOrCountry>MA</ns2:stateOrCountry>
                <ns2:zipCode>02459</ns2:zipCode>
            </issuerAddress>
            <issuerContactPhone>(617) 673-8000</issuerContactPhone>
            <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>MARY LOU BURKE</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
            <relationshipsToIssuer>
                <relationshipToIssuer>Officer</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>8th Floor</ns2:street2>
                    <ns2:city>New York</ns2:city>
                    <ns2:stateOrCountry>NY</ns2:stateOrCountry>
                    <ns2:zipCode>10004</ns2:zipCode>
                </address>
            </brokerOrMarketmakerDetails>
            <noOfUnitsSold>1500</noOfUnitsSold>
            <aggregateMarketValue>172500.00</aggregateMarketValue>
            <noOfUnitsOutstanding>57963805</noOfUnitsOutstanding>
            <approxSaleDate>02/29/2024</approxSaleDate>
            <securitiesExchangeName>NYSE</securitiesExchangeName>
        </securitiesInformation>
        <securitiesToBeSold>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <acquiredDate>01/13/2023</acquiredDate>
            <natureOfAcquisitionTransaction>Restricted Stock</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>417</amountOfSecuritiesAcquired>
            <paymentDate>01/13/2023</paymentDate>
            <natureOfPayment>Not Applicable</natureOfPayment>
        </securitiesToBeSold>
        <securitiesToBeSold>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <acquiredDate>02/25/2022</acquiredDate>
            <natureOfAcquisitionTransaction>Restricted Stock</natureOfAcquisitionTransaction>
            <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
            <isGiftTransaction>N</isGiftTransaction>
            <amountOfSecuritiesAcquired>1083</amountOfSecuritiesAcquired>
            <paymentDate>02/25/2022</paymentDate>
            <natureOfPayment>Not Applicable</natureOfPayment>
        </securitiesToBeSold>
        <nothingToReportFlagOnSecuritiesSoldInPast3Months>N</nothingToReportFlagOnSecuritiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>MARY LOU BURKE</name>
                <address>
                    <ns2:street1>2 Wells Avenue</ns2:street1>
                    <ns2:city>Newton</ns2:city>
                    <ns2:stateOrCountry>MA</ns2:stateOrCountry>
                    <ns2:zipCode>02459</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <saleDate>02/16/2024</saleDate>
            <amountOfSecuritiesSold>1500</amountOfSecuritiesSold>
            <grossProceeds>165000.00</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>MARY LOU BURKE</name>
                <address>
                    <ns2:street1>2 Wells Avenue</ns2:street1>
                    <ns2:city>Newton</ns2:city>
                    <ns2:stateOrCountry>MA</ns2:stateOrCountry>
                    <ns2:zipCode>02459</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <saleDate>02/14/2024</saleDate>
            <amountOfSecuritiesSold>1500</amountOfSecuritiesSold>
            <grossProceeds>157500.00</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>MARY LOU BURKE</name>
                <address>
                    <ns2:street1>2 Wells Avenue</ns2:street1>
                    <ns2:city>Newton</ns2:city>
                    <ns2:stateOrCountry>MA</ns2:stateOrCountry>
                    <ns2:zipCode>02459</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <saleDate>02/01/2024</saleDate>
            <amountOfSecuritiesSold>600</amountOfSecuritiesSold>
            <grossProceeds>59328.00</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>MARY LOU BURKE</name>
                <address>
                    <ns2:street1>2 Wells Avenue</ns2:street1>
                    <ns2:city>Newton</ns2:city>
                    <ns2:stateOrCountry>MA</ns2:stateOrCountry>
                    <ns2:zipCode>02459</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <saleDate>01/02/2024</saleDate>
            <amountOfSecuritiesSold>600</amountOfSecuritiesSold>
            <grossProceeds>56286.00</grossProceeds>
        </securitiesSoldInPast3Months>
        <securitiesSoldInPast3Months>
            <sellerDetails>
                <name>MARY LOU BURKE</name>
                <address>
                    <ns2:street1>2 Wells Avenue</ns2:street1>
                    <ns2:city>Newton</ns2:city>
                    <ns2:stateOrCountry>MA</ns2:stateOrCountry>
                    <ns2:zipCode>02459</ns2:zipCode>
                </address>
            </sellerDetails>
            <securitiesClassTitle>Common</securitiesClassTitle>
            <saleDate>12/01/2023</saleDate>
            <amountOfSecuritiesSold>600</amountOfSecuritiesSold>
            <grossProceeds>52272.00</grossProceeds>
        </securitiesSoldInPast3Months>
        <noticeSignature>
            <noticeDate>02/29/2024</noticeDate>
            <planAdoptionDates>
                <planAdoptionDate>06/05/2023</planAdoptionDate>
            </planAdoptionDates>
            <signature>/s/ Mary Lou Burke Afonso</signature>
        </noticeSignature>
    </formData>
</edgarSubmission>
[{"type": "144", "sequence": "1", "filename": "primary_doc.xml", "secsgml_size_bytes": 7327}]
144
0001661892
XXXXXXXX
LIVE
0001437578
BRIGHT HORIZONS FAMILY SOLUTIONS INC.
001-35780
2 Wells Avenue
Newton
MA
02459
(617) 673-8000
MARY LOU BURKE
Officer
Common
Morgan Stanley Smith Barney LLC Executive Financial Services
1 New York Plaza
8th Floor
New York
NY
10004
1500
172500.00
57963805
02/29/2024
NYSE
Common
01/13/2023
Restricted Stock
Issuer
N
417
01/13/2023
Not Applicable
Common
02/25/2022
Restricted Stock
Issuer
N
1083
02/25/2022
Not Applicable
N
MARY LOU BURKE
2 Wells Avenue
Newton
MA
02459
Common
02/16/2024
1500
165000.00
MARY LOU BURKE
2 Wells Avenue
Newton
MA
02459
Common
02/14/2024
1500
157500.00
MARY LOU BURKE
2 Wells Avenue
Newton
MA
02459
Common
02/01/2024
600
59328.00
MARY LOU BURKE
2 Wells Avenue
Newton
MA
02459
Common
01/02/2024
600
56286.00
MARY LOU BURKE
2 Wells Avenue
Newton
MA
02459
Common
12/01/2023
600
52272.00
02/29/2024
06/05/2023
/s/ Mary Lou Burke Afonso