-----BEGIN PRIVACY-ENHANCED MESSAGE-----
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,
 WMEfKAPA5NPitAsWwBt+1FY2o0mSqfph9G/jRNR5ovpzIgAHhZr2MSeIp3Un1zf5
 3/clqVSc54OF7Bboln3DhQ==

<SEC-DOCUMENT>0001185477-08-000001.txt : 20080104
<SEC-HEADER>0001185477-08-000001.hdr.sgml : 20080104
<ACCEPTANCE-DATETIME>20080104081044
ACCESSION NUMBER:		0001185477-08-000001
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20080103
FILED AS OF DATE:		20080104
DATE AS OF CHANGE:		20080104

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SUSSEX BANCORP
		CENTRAL INDEX KEY:			0001028954
		STANDARD INDUSTRIAL CLASSIFICATION:	STATE COMMERCIAL BANKS [6022]
		IRS NUMBER:				223475473
		STATE OF INCORPORATION:			NJ
		FISCAL YEAR END:			1213

	BUSINESS ADDRESS:	
		STREET 1:		399 RTE 23
		CITY:			FRANKLIN
		STATE:			NJ
		ZIP:			07416
		BUSINESS PHONE:		9738272914

	MAIL ADDRESS:	
		STREET 1:		399 RTE 23
		CITY:			FRANKLIN
		STATE:			NJ
		ZIP:			07416

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			SCOTT RICHARD W
		CENTRAL INDEX KEY:			0001012823

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-12569
		FILM NUMBER:		08509329

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		9738272914

	MAIL ADDRESS:	
		STREET 1:		C/O SUSSEX BANK
		STREET 2:		399 ROUTE 23
		CITY:			FRANKLIN
		STATE:			NJ
		ZIP:			07416
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2008-01-03</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001028954</issuerCik>
        <issuerName>SUSSEX BANCORP</issuerName>
        <issuerTradingSymbol>sbbx</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001012823</rptOwnerCik>
            <rptOwnerName>SCOTT RICHARD W</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O SUSSEX BANK</rptOwnerStreet1>
            <rptOwnerStreet2>399 ROUTE 23</rptOwnerStreet2>
            <rptOwnerCity>FRANKLIN</rptOwnerCity>
            <rptOwnerState>NJ</rptOwnerState>
            <rptOwnerZipCode>07416</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2008-01-03</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>1158</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>9.22</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>53223</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Option right to purchase stock</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>9.22</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2008-01-03</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>M</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>1158</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>1998-10-22</value>
            </exerciseDate>
            <expirationDate>
                <value>2008-04-22</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>0</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <ownerSignature>
        <signatureName>Candace Leatham POA</signatureName>
        <signatureDate>2008-01-04</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----