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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,
 Q2BHHopQAhc0zMR957IGmkFD2rTQG971lyBmcs9POdjcpdCdHdikQpTyp//269MS
 Zs/m5QXzqbJSg4/Twvp/JQ==

<SEC-DOCUMENT>0001140361-04-006102.txt : 20041102
<SEC-HEADER>0001140361-04-006102.hdr.sgml : 20041102
<ACCEPTANCE-DATETIME>20041102150056
ACCESSION NUMBER:		0001140361-04-006102
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20041101
FILED AS OF DATE:		20041102
DATE AS OF CHANGE:		20041102

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			NERLAND JOHN A
		CENTRAL INDEX KEY:			0001205879

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-31080
		FILM NUMBER:		041113051

	BUSINESS ADDRESS:	
		STREET 1:		490 GRAY COURT
		CITY:			BENICIA
		STATE:			CA
		ZIP:			94510

	MAIL ADDRESS:	
		STREET 1:		490 GRAY COURT
		CITY:			BENICIA
		STATE:			CA
		ZIP:			94510

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NORTH BAY BANCORP/CA
		CENTRAL INDEX KEY:			0001102595
		STANDARD INDUSTRIAL CLASSIFICATION:	NATIONAL COMMERCIAL BANKS [6021]
		IRS NUMBER:				680434802
		STATE OF INCORPORATION:			CA
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		1500 SOSCOL AVE
		CITY:			NAPA
		STATE:			CA
		ZIP:			94559
		BUSINESS PHONE:		7072578500

	MAIL ADDRESS:	
		STREET 1:		1500 SOSCOL AVE
		CITY:			NAPA
		STATE:			CA
		ZIP:			94559
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc1.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2004-11-01</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001102595</issuerCik>
        <issuerName>NORTH BAY BANCORP/CA</issuerName>
        <issuerTradingSymbol>NBAN</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001205879</rptOwnerCik>
            <rptOwnerName>NERLAND JOHN A</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>403 DAVIS STREET</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>VACAVILLE</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>95688</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>1</isOther>
            <officerTitle>President of</officerTitle>
            <otherText>Subsidiary of NBAN</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Stock Option Grant</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>34.38</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2004-11-01</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>J</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>2000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>34.38</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2004-11-01</value>
            </exerciseDate>
            <expirationDate>
                <value>2014-10-31</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>2000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>2000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>John A. Nerland</signatureName>
        <signatureDate>2004-11-02</signatureDate>
    </ownerSignature>
</ownershipDocument>

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