-----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,
 Qgz2FmjeMuvyXcNOk+PbLcU5i5L61A8UEwVrj4udCGH/pEqkNVmGYLbP+IosnT+u
 QwFKgI2gPKQzrrS7TUDgwg==

<SEC-DOCUMENT>0001224811-04-000001.txt : 20040901
<SEC-HEADER>0001224811-04-000001.hdr.sgml : 20040901
<ACCEPTANCE-DATETIME>20040901115307
ACCESSION NUMBER:		0001224811-04-000001
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20040830
FILED AS OF DATE:		20040901
DATE AS OF CHANGE:		20040901

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			HAXBY PATRICIA K
		CENTRAL INDEX KEY:			0001224811

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-30106
		FILM NUMBER:		041010176

	MAIL ADDRESS:	
		STREET 1:		111 W 7TH AVE
		CITY:			EUGENE
		STATE:			OR
		ZIP:			97401

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			PACIFIC CONTINENTAL CORP
		CENTRAL INDEX KEY:			0001084717
		STANDARD INDUSTRIAL CLASSIFICATION:	NATIONAL COMMERCIAL BANKS [6021]
		IRS NUMBER:				930606433
		STATE OF INCORPORATION:			OR
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		111 WEST 7TH ST
		CITY:			EUGENE
		STATE:			OR
		ZIP:			97401
		BUSINESS PHONE:		5416868685

	MAIL ADDRESS:	
		STREET 1:		111 WEST 7TH ST
		CITY:			EUGENE
		STATE:			OR
		ZIP:			97401
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2004-08-30</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001084717</issuerCik>
        <issuerName>PACIFIC CONTINENTAL CORP</issuerName>
        <issuerTradingSymbol>pcbk</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001224811</rptOwnerCik>
            <rptOwnerName>HAXBY PATRICIA K</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>32004 COBURG BOTTOM LOOP</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>EUGENE</rptOwnerCity>
            <rptOwnerState>OR</rptOwnerState>
            <rptOwnerZipCode>97401</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>SVP/CIO</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2004-08-30</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>733</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>16.85</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>Child</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <ownerSignature>
        <signatureName>Patrica Haxby</signatureName>
        <signatureDate>2004-09-01</signatureDate>
    </ownerSignature>
</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----