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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 KqrF/gO4KYVxoJnDzDaaM7rC2nkol4ibyAfmu8vLpRd64qXdzIIvO4z1GartW48B
 Dliv2NfXeico4Z2OJuJNxg==

<SEC-DOCUMENT>0001019056-08-000612.txt : 20080509
<SEC-HEADER>0001019056-08-000612.hdr.sgml : 20080509
<ACCEPTANCE-DATETIME>20080509145741
ACCESSION NUMBER:		0001019056-08-000612
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20080507
FILED AS OF DATE:		20080509
DATE AS OF CHANGE:		20080509

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			VANDER PLOEG THOMAS ALLEN
		CENTRAL INDEX KEY:			0001414018

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-50323
		FILM NUMBER:		08817886

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		916-933-3536

	MAIL ADDRESS:	
		STREET 1:		2230 MURATURA WAY
		CITY:			EL DORADO HILLS
		STATE:			CA
		ZIP:			95762

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SERVICE 1ST BANCORP
		CENTRAL INDEX KEY:			0001225078
		STANDARD INDUSTRIAL CLASSIFICATION:	STATE COMMERCIAL BANKS [6022]
		IRS NUMBER:				320061893
		STATE OF INCORPORATION:			CA
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		2800 W MARCH LANE SUITE 120
		CITY:			STOCKTON
		STATE:			CA
		ZIP:			95219
		BUSINESS PHONE:		2099567800

	MAIL ADDRESS:	
		STREET 1:		2800 W MARCH LANE SUITE 120
		CITY:			STOCKTON
		STATE:			CA
		ZIP:			95219
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2008-05-07</periodOfReport>

    <notSubjectToSection16>1</notSubjectToSection16>

    <issuer>
        <issuerCik>0001225078</issuerCik>
        <issuerName>SERVICE 1ST BANCORP</issuerName>
        <issuerTradingSymbol>SVCF</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001414018</rptOwnerCik>
            <rptOwnerName>VANDER PLOEG THOMAS ALLEN</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>49 W. 10TH STREET</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>TRACY</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>95376</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>EVP / Chief Credit Officer</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <footnotes></footnotes>

    <remarks>This report is being filed solely for the purpose of reporting the resignation of Mr. Vander Ploeg as Executive Vice President and Chief Credit Officer of Service 1st Bank.  There has been no reportable transactions in the securities of Service 1st Bancorp owned by Mr. Vander Ploeg since his last filing on Form 4.</remarks>

    <ownerSignature>
        <signatureName>/s/ THOMAS VANDER PLOEG</signatureName>
        <signatureDate>2008-05-07</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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