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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,
 L6vQBw5yy4UbdZRaOXAybaDZRpbTWxas7Iz7kxg1Yv+9RBoa96h+bz9W71Y7/qx9
 8gZVCBDqe5LwnwtoTYZSFA==

<SEC-DOCUMENT>0001019056-08-001471.txt : 20081229
<SEC-HEADER>0001019056-08-001471.hdr.sgml : 20081225
<ACCEPTANCE-DATETIME>20081229101858
ACCESSION NUMBER:		0001019056-08-001471
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20081224
FILED AS OF DATE:		20081229
DATE AS OF CHANGE:		20081229

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BIO REFERENCE LABORATORIES INC
		CENTRAL INDEX KEY:			0000792641
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-MEDICAL LABORATORIES [8071]
		IRS NUMBER:				222405059
		STATE OF INCORPORATION:			NJ
		FISCAL YEAR END:			1031

	BUSINESS ADDRESS:	
		STREET 1:		481 EDWARD H ROSS DR
		CITY:			ELMWOOD PARK
		STATE:			NJ
		ZIP:			07407-3118
		BUSINESS PHONE:		2017912186

	MAIL ADDRESS:	
		STREET 1:		481 EDWARD H ROSS DRIVE
		CITY:			ELMWOOD PARK
		STATE:			NJ
		ZIP:			07407-3118

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MED MOBILE INC
		DATE OF NAME CHANGE:	19891115

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			SINGER SAM
		CENTRAL INDEX KEY:			0001189451

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-15266
		FILM NUMBER:		081271320

	MAIL ADDRESS:	
		STREET 1:		481B EDWARD H ROSS DRIVE
		CITY:			ELMWOOD PARK
		STATE:			NJ
		ZIP:			07407
</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>2008-12-24</periodOfReport>

    <issuer>
        <issuerCik>0000792641</issuerCik>
        <issuerName>BIO REFERENCE LABORATORIES INC</issuerName>
        <issuerTradingSymbol>BRLI</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001189451</rptOwnerCik>
            <rptOwnerName>SINGER SAM</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>481 EDWARD H. ROSS DRIVE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>ELMWOOD PARK</rptOwnerCity>
            <rptOwnerState>NJ</rptOwnerState>
            <rptOwnerZipCode>07407</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Sr. VP, Sec'y, Treasurer, CFO</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2008-12-24</value>
            </transactionDate>
            <deemedExecutionDate>
                <value>2008-12-24</value>
            </deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>10000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>26.37</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>122016</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>10400</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By children</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Owned by children who share reporting person's household.  The reporting person disclaims beneficial ownership of these 10,400 shares.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ ROGER TOLINS - Attorney-in-Fact for Sam Singer</signatureName>
        <signatureDate>2008-12-29</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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