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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,
 IhxrWCyKX/yFyVlmMfx6R/ujuEWm3fVhrOlIhR9aAmHCvr0t8rfES+nBn2vK7akq
 +eKUSJEPOlZpzvDA++NjyQ==

<SEC-DOCUMENT>0001179110-03-007627.txt : 20030919
<SEC-HEADER>0001179110-03-007627.hdr.sgml : 20030919
<ACCEPTANCE-DATETIME>20030919161831
ACCESSION NUMBER:		0001179110-03-007627
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20030913
FILED AS OF DATE:		20030919

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MID-STATE BANCSHARES
		CENTRAL INDEX KEY:			0001027324
		STANDARD INDUSTRIAL CLASSIFICATION:	STATE COMMERCIAL BANKS [6022]
		IRS NUMBER:				770442667
		STATE OF INCORPORATION:			CA
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		1026 GRAND AVE
		CITY:			ARROYO GRANDE
		STATE:			CA
		ZIP:			93420
		BUSINESS PHONE:		8054737700

	MAIL ADDRESS:	
		STREET 1:		1026 GRAND AVE
		CITY:			ARROYO GRANDE
		STATE:			CA
		ZIP:			93420

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MID STATE BANCSHARES
		DATE OF NAME CHANGE:	19980820

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	BSM BANCORP
		DATE OF NAME CHANGE:	19961121

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			SACKRIDER HARRY H
		CENTRAL INDEX KEY:			0001198903

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-23925
		FILM NUMBER:		03902840

	BUSINESS ADDRESS:	
		STREET 1:		MID-STATE BANCSHARES
		STREET 2:		POST OFFICE BOX 580
		CITY:			ARROYO GRANDE
		STATE:			CA
		ZIP:			93421-0580
		BUSINESS PHONE:		8054736829

	MAIL ADDRESS:	
		STREET 1:		MID-STATE BANCSHARES
		STREET 2:		POST OFFICE BOX 580
		CITY:			ARROYO GRANDE
		STATE:			CA
		ZIP:			93421-0580
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>FORM 4 -
<TEXT>
<XML>
<ownershipDocument>
    <schemaVersion>X0201</schemaVersion>

    <documentType>4</documentType>
<periodOfReport>2003-09-13</periodOfReport>
<notSubjectToSection16>0</notSubjectToSection16>
    <issuer>
        <issuerCik>0001027324</issuerCik>
        <issuerName>MID-STATE BANCSHARES</issuerName>
        <issuerTradingSymbol>MDST</issuerTradingSymbol>
</issuer>
<reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001198903</rptOwnerCik>
            <rptOwnerName>SACKRIDER HARRY H</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1026 EAST GRAND AVENUE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>ARROYO GRANDE</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>93420</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
<isDirector>0</isDirector>
<isOfficer>1</isOfficer>
<isTenPercentOwner>0</isTenPercentOwner>
<isOther>0</isOther>
<officerTitle>EVP/Chief Credit Officer</officerTitle>
<otherText></otherText>
</reportingOwnerRelationship>
</reportingOwner>
<nonDerivativeTable><nonDerivativeTransaction><securityTitle><value>Common Stock</value>
</securityTitle>
<transactionDate><value>2003-09-16</value>
</transactionDate>
<transactionCoding><transactionFormType>4</transactionFormType>
<transactionCode>P</transactionCode>
<equitySwapInvolved>0</equitySwapInvolved>
</transactionCoding>
<transactionAmounts><transactionShares><value>10</value>
</transactionShares>
<transactionPricePerShare><value>22.46</value>
</transactionPricePerShare>
<transactionAcquiredDisposedCode><value>A</value>
</transactionAcquiredDisposedCode>
</transactionAmounts>
<postTransactionAmounts><sharesOwnedFollowingTransaction><value>3893</value>
</sharesOwnedFollowingTransaction>
</postTransactionAmounts>
<ownershipNature><directOrIndirectOwnership><value>D</value>
</directOrIndirectOwnership>
</ownershipNature>
</nonDerivativeTransaction>
<nonDerivativeTransaction><securityTitle><value>Common Stock</value>
</securityTitle>
<transactionDate><value>2003-09-16</value>
</transactionDate>
<transactionCoding><transactionFormType>4</transactionFormType>
<transactionCode>P</transactionCode>
<equitySwapInvolved>0</equitySwapInvolved>
</transactionCoding>
<transactionAmounts><transactionShares><value>31</value>
</transactionShares>
<transactionPricePerShare><value>22.46</value>
</transactionPricePerShare>
<transactionAcquiredDisposedCode><value>A</value>
</transactionAcquiredDisposedCode>
</transactionAmounts>
<postTransactionAmounts><sharesOwnedFollowingTransaction><value>3924</value>
</sharesOwnedFollowingTransaction>
</postTransactionAmounts>
<ownershipNature><directOrIndirectOwnership><value>D</value>
</directOrIndirectOwnership>
</ownershipNature>
</nonDerivativeTransaction>
</nonDerivativeTable>
<derivativeTable><derivativeTransaction><securityTitle><value>Common Stock</value>
<footnoteId id="F1"></footnoteId>
</securityTitle>
<conversionOrExercisePrice><value>15.06</value>
<footnoteId id="F2"></footnoteId>
</conversionOrExercisePrice>
<transactionDate><value>2003-09-13</value>
<footnoteId id="F3"></footnoteId>
</transactionDate>
<transactionCoding><transactionFormType>4</transactionFormType>
<transactionCode>J</transactionCode>
<equitySwapInvolved>0</equitySwapInvolved>
<footnoteId id="F4"></footnoteId>
</transactionCoding>
<transactionAmounts><transactionShares><value>2000</value>
<footnoteId id="F5"></footnoteId>
</transactionShares>
<transactionPricePerShare><value>15.06</value>
<footnoteId id="F2"></footnoteId>
</transactionPricePerShare>
<transactionAcquiredDisposedCode><value>A</value>
</transactionAcquiredDisposedCode>
</transactionAmounts>
<exerciseDate><value>2001-09-13</value>
</exerciseDate>
<expirationDate><value>2010-09-13</value>
</expirationDate>
<underlyingSecurity><underlyingSecurityTitle><value>Common Stock</value>
<footnoteId id="F1"></footnoteId>
</underlyingSecurityTitle>
<underlyingSecurityShares><value>10000</value>
</underlyingSecurityShares>
</underlyingSecurity>
<postTransactionAmounts><sharesOwnedFollowingTransaction><value>6000</value>
</sharesOwnedFollowingTransaction>
</postTransactionAmounts>
<ownershipNature><directOrIndirectOwnership><value>I</value>
</directOrIndirectOwnership>
<natureOfOwnership><value>By Company</value>
<footnoteId id="F6"></footnoteId>
</natureOfOwnership>
</ownershipNature>
</derivativeTransaction>
</derivativeTable>
<footnotes><footnote id="F1">Incentive Stock Option (right to buy) vested an additional 2,000 shares on September 13, 2003, increasing Mr. Sackrider's available shares for exercise to 6,000 shares.</footnote>
<footnote id="F2">Shares granted at closing market value on September 13, 2000.</footnote>
<footnote id="F3">Additional 2,000 shares vested for this option on September 13, 2003.  Total shares available for exercise under this grant are now 6,000 shares at the price of $15.06 per share.  No shares have been exercised by Mr. Sackrider under this grant.</footnote>
<footnote id="F4">Incentive Stock Option granted September 13, 2000 vests 20% per year on the anniversary date of the grant for five (5) years at which time the option becomes 100% vested.  Optionee has another five (5) years from the 100% vesting anniversary date to exercise the shares in accordance with the terms and conditions of the Company's 1996 Stock option Plan.  To date, no shares under this stock option grant have been exercised by Mr. Sackrider.</footnote>
<footnote id="F5">Additional shares vested and available for exercise by Mr. Sackrider at the exercise price of $15.06 per share.</footnote>
<footnote id="F6">Stock Option grant issued by the Company on September 13, 2000.  To date, Mr. Sackrider has not exercised any shares under this grant, and the ares are held in the Company's 1996 Stock Option Plan.</footnote>
</footnotes>
<ownerSignature><signatureName>Harry H. Sackrider</signatureName>
<signatureDate>2003-09-19</signatureDate>
</ownerSignature>
</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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