-----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,
 KN0Sdr83mJ2ZCnRN3lv5a4NtCM/XQXA5WtuaD4gWtdBIPC9idPs1hl7Ffi6Z3+WM
 1ZlmwBDUL7/C0dc1UOqqag==

<SEC-DOCUMENT>0001469267-09-000001.txt : 20090803
<SEC-HEADER>0001469267-09-000001.hdr.sgml : 20090801
<ACCEPTANCE-DATETIME>20090803094029
ACCESSION NUMBER:		0001469267-09-000001
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20090801
FILED AS OF DATE:		20090803
DATE AS OF CHANGE:		20090803

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			UNIVEST CORP OF PENNSYLVANIA
		CENTRAL INDEX KEY:			0000102212
		STANDARD INDUSTRIAL CLASSIFICATION:	STATE COMMERCIAL BANKS [6022]
		IRS NUMBER:				231886144
		STATE OF INCORPORATION:			PA
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		14 NORTH MAIN STREET
		STREET 2:		P. O. BOX 64197
		CITY:			SOUDERTON
		STATE:			PA
		ZIP:			18964
		BUSINESS PHONE:		2157212400

	MAIL ADDRESS:	
		STREET 1:		14 NORTH MAIN STREET
		STREET 2:		P. O. BOX 64197
		CITY:			SOUDERTON
		STATE:			PA
		ZIP:			18964

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			CLEMENS DOUGLAS C
		CENTRAL INDEX KEY:			0001469267
		STATE OF INCORPORATION:			PA
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-07617
		FILM NUMBER:		09978968

	BUSINESS ADDRESS:	
		STREET 1:		14 NORTH MAIN STREET
		STREET 2:		P.O. BOX 64197
		CITY:			SOUDERTON
		STATE:			PA
		ZIP:			18964
		BUSINESS PHONE:		215 721-2400

	MAIL ADDRESS:	
		STREET 1:		14 NORTH MAIN STREET
		STREET 2:		P.O. BOX 64197
		CITY:			SOUDERTON
		STATE:			PA
		ZIP:			18964
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0203</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2009-08-01</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000102212</issuerCik>
        <issuerName>UNIVEST CORP OF PENNSYLVANIA</issuerName>
        <issuerTradingSymbol>UVSP</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001469267</rptOwnerCik>
            <rptOwnerName>CLEMENS DOUGLAS C</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>535 FREEMAN SCHOOL ROAD</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>HARLEYSVILLE</rptOwnerCity>
            <rptOwnerState>PA</rptOwnerState>
            <rptOwnerZipCode>19438</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>COMMON</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>2019.213</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">ALL SHARES HELD IN THE DIVIDEND REINVESTMENT PLAN.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Jeffrey M. Schweitzer</signatureName>
        <signatureDate>2009-08-03</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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