-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 Cn0Dn8e6nwHRgvrsS0nYasA8zsQm6Ur8ZB4ihWNswf/+ezIMK3nto3ioFkvaEe1s
 HPI5riChRZfwqUGgwW2Bng==

<SEC-DOCUMENT>0001125282-05-006225.txt : 20051123
<SEC-HEADER>0001125282-05-006225.hdr.sgml : 20051123
<ACCEPTANCE-DATETIME>20051123175655
ACCESSION NUMBER:		0001125282-05-006225
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20051123
FILED AS OF DATE:		20051123
DATE AS OF CHANGE:		20051123

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			HUDSON RICHARD W
		CENTRAL INDEX KEY:			0001210674

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-12015
		FILM NUMBER:		051226102

	MAIL ADDRESS:	
		STREET 1:		3220 TILLMAN DR
		STREET 2:		SUITE 300
		CITY:			BENSALEM
		STATE:			PA
		ZIP:			19020

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			HEALTHCARE SERVICES GROUP INC
		CENTRAL INDEX KEY:			0000731012
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-TO DWELLINGS & OTHER BUILDINGS [7340]
		IRS NUMBER:				232018365
		STATE OF INCORPORATION:			PA
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		2643 HUNTINGDON PIKE
		CITY:			HUNTINGDON VALLEY
		STATE:			PA
		ZIP:			19006
		BUSINESS PHONE:		2159381661

	MAIL ADDRESS:	
		STREET 1:		2643 HUNTINGDON PIKEE
		CITY:			HUNTINGDON VALLEY
		STATE:			PA
		ZIP:			19006
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>form.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2005-11-23</periodOfReport>

    <issuer>
        <issuerCik>0000731012</issuerCik>
        <issuerName>HEALTHCARE SERVICES GROUP INC</issuerName>
        <issuerTradingSymbol>HCSG</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001210674</rptOwnerCik>
            <rptOwnerName>HUDSON RICHARD W</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>3220 TILLMAN DR</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 300</rptOwnerStreet2>
            <rptOwnerCity>BENSALEM</rptOwnerCity>
            <rptOwnerState>PA</rptOwnerState>
            <rptOwnerZipCode>19020</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isOfficer>1</isOfficer>
            <officerTitle>Vice President</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2005-11-23</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>1</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>2061</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>5.6222</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>9749</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Stock Option</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>5.6222</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2005-11-23</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>1</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>2809</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>5.6222</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2003-06-13</value>
            </exerciseDate>
            <expirationDate>
                <value>2012-12-13</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>2809</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>25499</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <ownerSignature>
        <signatureName>/s/ Richard W. Hudson</signatureName>
        <signatureDate>2005-11-23</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----