<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0508</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2025-04-30</periodOfReport>

    <notSubjectToSection16>true</notSubjectToSection16>

    <issuer>
        <issuerCik>0001874944</issuerCik>
        <issuerName>Vacasa, Inc.</issuerName>
        <issuerTradingSymbol>VCSA</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001425873</rptOwnerCik>
            <rptOwnerName>Peterson Karl Mr.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O VACASA, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>850 NW 13TH AVENUE</rptOwnerStreet2>
            <rptOwnerCity>PORTLAND</rptOwnerCity>
            <rptOwnerState>OR</rptOwnerState>
            <rptOwnerZipCode>97209</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>true</isDirector>
        </reportingOwnerRelationship>
    </reportingOwner>

    <aff10b5One>false</aff10b5One>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Class A Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2025-04-30</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>D</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>30380</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F1"/>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Class A Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2025-04-30</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>D</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>79532</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F1"/>
                    <footnoteId id="F2"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>See Footnote</value>
                    <footnoteId id="F3"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Pursuant to that certain Agreement and Plan of Merger, dated December 30, 2024 and amended on March 17, 2025 and March 28, 2025 (as amended to date, the &quot;Merger Agreement&quot;), by and among the Issuer, Vacasa Holdings LLC, Casago Holdings, LLC (&quot;Parent&quot;), Vista Merger Sub II Inc., a wholly owned subsidiary of Parent (&quot;Company Merger Sub&quot;), and Vista Merger Sub LLC, a wholly owned subsidiary of Parent (&quot;LLC Merger Sub&quot; and together with Company Merger Sub, &quot;Merger Subs&quot;), LLC Merger Sub merged with and into Vacasa Holdings LLC with Vacasa Holdings LLC surviving such merger as a subsidiary of Parent (the &quot;LLC Merger&quot;), and immediately after the LLC Merger, Company Merger Sub merged with and into the Issuer (the &quot;Issuer Merger&quot; and, together with the LLC Merger, the &quot;Mergers&quot;), with the Issuer surviving such merger as a wholly owned subsidiary of Parent and Vacasa Holdings LLC indirectly becoming a wholly owned subsidiary of Parent.</footnote>
        <footnote id="F2">Upon consummation of the Company Merger, each (i) outstanding share of Class A Common Stock was automatically converted into the right to receive $5.30 in cash (the &quot;Merger Consideration&quot;) and (ii) outstanding award of restricted stock units automatically converted into the right to receive the product of (a) the aggregate number of shares of Class A Common Stock underlying such award and (b) the Merger Consideration, subject to applicable vesting terms.</footnote>
        <footnote id="F3">Held through a personal investment vehicle.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>By: /s/ Rebecca Boyden, Attorney-in-Fact</signatureName>
        <signatureDate>2025-05-01</signatureDate>
    </ownerSignature>
</ownershipDocument>
