-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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 bUdPj35WdaCuqx2EmZhX7g==

<SEC-DOCUMENT>0001007116-09-000038.txt : 20090327
<SEC-HEADER>0001007116-09-000038.hdr.sgml : 20090327
<ACCEPTANCE-DATETIME>20090327135951
ACCESSION NUMBER:		0001007116-09-000038
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20090325
FILED AS OF DATE:		20090327
DATE AS OF CHANGE:		20090327

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Myers A Ross
		CENTRAL INDEX KEY:			0001362625

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-15237
		FILM NUMBER:		09709465

	MAIL ADDRESS:	
		STREET 1:		483 MAIN STREET
		CITY:			HARLEYSVILLE
		STATE:			PA
		ZIP:			19438

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			HARLEYSVILLE NATIONAL CORP
		CENTRAL INDEX KEY:			0000702902
		STANDARD INDUSTRIAL CLASSIFICATION:	NATIONAL COMMERCIAL BANKS [6021]
		IRS NUMBER:				232210237
		STATE OF INCORPORATION:			PA
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		483 MAIN ST
		STREET 2:		P O BOX 195
		CITY:			HARLEYSVILLE
		STATE:			PA
		ZIP:			19438
		BUSINESS PHONE:		2152568851

	MAIL ADDRESS:	
		STREET 1:		483 MAIN STREET
		CITY:			HARLEYSVILLE
		STATE:			PA
		ZIP:			19438
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2009-03-25</periodOfReport>

    <issuer>
        <issuerCik>0000702902</issuerCik>
        <issuerName>HARLEYSVILLE NATIONAL CORP</issuerName>
        <issuerTradingSymbol>HNBC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001362625</rptOwnerCik>
            <rptOwnerName>Myers A Ross</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>483 MAIN STREET</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>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>COMMON STOCK</value>
            </securityTitle>
            <transactionDate>
                <value>2009-03-25</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>P</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>3440</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>6.3799</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>5743</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes></footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/Elizabeth F. Chemnitz (POA on File)  A. ROSS MYERS</signatureName>
        <signatureDate>2009-03-27</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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