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

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2017-05-01</periodOfReport>

    <issuer>
        <issuerCik>0000788784</issuerCik>
        <issuerName>PUBLIC SERVICE ENTERPRISE GROUP INC</issuerName>
        <issuerTradingSymbol>PEG</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001176378</rptOwnerCik>
            <rptOwnerName>GAMPER ALBERT R JR</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>CIT GROUP, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>ONE CIT DRIVE</rptOwnerStreet2>
            <rptOwnerCity>LIVINGSTON</rptOwnerCity>
            <rptOwnerState>NJ</rptOwnerState>
            <rptOwnerZipCode>07039</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable></nonDerivativeTable>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Restricted Stock Units</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F1"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2017-05-01</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F2"/>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>3089.0000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>43.7100</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F3"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F3"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>3089.0000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>39441.9061</value>
                    <footnoteId id="F4"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Restricted Stock Units convert to common stock on a one-for-one basis.  Restricted Stock Units represent the share equivalent of amount granted, with payment deferred, under the Equity Compensation Plan For Directors.</footnote>
        <footnote id="F2">Restricted Stock Units are subject to forfeiture if a director leaves service and are paid in shares of common stock after termination of service.</footnote>
        <footnote id="F3">The derivative, Restricted Stock Units, do not have a corresponding exercisable date nor expiration date.</footnote>
        <footnote id="F4">Includes accrued dividend equivalent unit reinvestment, including amounts previously accrued but not reflected in the total shown in previous filings.  Also includes corrected amount to reflect previously reported amounts inadvertently omitted from total shown in previous filings.  Does not include previously reported phantom stock (deferred under the Deferred Compensation Plan For Directors) inadvertently included in total shown in previous filings.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>Anthony Battista,As Attorney-in-fact for A. Gamper</signatureName>
        <signatureDate>2017-05-03</signatureDate>
    </ownerSignature>
</ownershipDocument>
