-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 Stwltd/gr1lco/38Pp9sJF/2qUZHSMjjpLEcjrNUvV8TNofZnV9ALoGV5vOr/r6A
 sofOJLCX3ZJw5Q23xdtQRA==

<SEC-DOCUMENT>0001189798-07-000002.txt : 20070319
<SEC-HEADER>0001189798-07-000002.hdr.sgml : 20070319
<ACCEPTANCE-DATETIME>20070319180131
ACCESSION NUMBER:		0001189798-07-000002
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20070319
FILED AS OF DATE:		20070319
DATE AS OF CHANGE:		20070319

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			ACKER KEITH W
		CENTRAL INDEX KEY:			0001189798

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-17609
		FILM NUMBER:		07704575

	MAIL ADDRESS:	
		STREET 1:		2800 FINLEY ROAD
		CITY:			DOWNERS GROVE
		STATE:			IL
		ZIP:			60515

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			WEST SUBURBAN BANCORP INC
		CENTRAL INDEX KEY:			0000805080
		STANDARD INDUSTRIAL CLASSIFICATION:	STATE COMMERCIAL BANKS [6022]
		IRS NUMBER:				363452469
		STATE OF INCORPORATION:			IL
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		711 SOUTH MEYERS ROAD
		CITY:			LOMBARD
		STATE:			IL
		ZIP:			60148
		BUSINESS PHONE:		6306294200

	MAIL ADDRESS:	
		STREET 1:		2800 S FINLEY RD
		CITY:			DOWNERS GROVE
		STATE:			IL
		ZIP:			60515
</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>2007-03-19</periodOfReport>

    <issuer>
        <issuerCik>0000805080</issuerCik>
        <issuerName>WEST SUBURBAN BANCORP INC</issuerName>
        <issuerTradingSymbol>NONE</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001189798</rptOwnerCik>
            <rptOwnerName>ACKER KEITH W</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>27W162 COVE LANE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>WARRENVILLE</rptOwnerCity>
            <rptOwnerState>IL</rptOwnerState>
            <rptOwnerZipCode>60555-3102</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chief Operating Officer</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2007-03-15</value>
                <footnoteId id="F1"/>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>5</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>335.2342</value>
                </transactionShares>
                <transactionPricePerShare>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>8246.7428</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By ESOP</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>18525</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>K&amp;R Acker Family Limited Partnership for benefit of K &amp; R Acker family.</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>122</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">THESE SHARES WERE ACQUIRED PURSUANT TO WEST SUBURBAN STOCK OWNERSHIP PLAN. THE INFORMATION REPORTED HEREIN IS BASED ON PLAN STATEMENTS RECEIVED BY THE REPORTING PERSON ON OR ABOUT 3/15/07.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Duane G. Debs, Attorney-in-fact</signatureName>
        <signatureDate>2007-03-19</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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