-----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,
 CVCu5whvuvsMAYyLNwtx4H9XK9zdv8jbHYgf75hB4O5tJmX65xldEQpINC2xfF/E
 u+ZOcxc40Jab0YWXEClMnw==

<SEC-DOCUMENT>0000065103-03-000216.txt : 20030717
<SEC-HEADER>0000065103-03-000216.hdr.sgml : 20030717
<ACCEPTANCE-DATETIME>20030717103615
ACCESSION NUMBER:		0000065103-03-000216
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20030716
FILED AS OF DATE:		20030717

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			STUEBE FRED
		CENTRAL INDEX KEY:			0001081513

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	811-07478
		FILM NUMBER:		03790469

	BUSINESS ADDRESS:	
		STREET 1:		MERRILL LYNCH ASSET MANAGEMENT
		STREET 2:		800 SCUDDER MILL ROAD
		CITY:			PLAINSBORO
		STATE:			NJ
		ZIP:			085636

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MUNIVEST FUND II INC
		CENTRAL INDEX KEY:			0000897269
		STANDARD INDUSTRIAL CLASSIFICATION:	UNKNOWN SIC - 0000 [0000]
		IRS NUMBER:				223220659
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			1031

	BUSINESS ADDRESS:	
		STREET 1:		800 SCUDDERS MILL RD
		CITY:			PLAINSBORO
		STATE:			NJ
		ZIP:			08536
		BUSINESS PHONE:		6092822800

	MAIL ADDRESS:	
		STREET 1:		PO BOX 9011
		CITY:			PRINCETON
		STATE:			NJ
		ZIP:			08543-9011
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>

<ownershipDocument>

    <documentType>4</documentType>

    <periodOfReport>2003-07-16</periodOfReport>


    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000897269</issuerCik>
        <issuerName>MUNIVEST FUND II INC</issuerName>
        <issuerTradingSymbol>MVT</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001081513</rptOwnerCik>
            <rptOwnerName>STUEBE FRED</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>  </rptOwnerStreet1>
            <rptOwnerStreet2>  </rptOwnerStreet2>
            <rptOwnerCity>  </rptOwnerCity>
            <rptOwnerState>  </rptOwnerState>
            <rptOwnerZipCode>  </rptOwnerZipCode>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>1</isOther>
            <otherText>VP &amp; Port Mgr to Issuer</otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeSecurity>
        <securityTitle>
            <value>Common</value>
        </securityTitle>
        <transactionDate>
            <value>2003-07-16</value>
        </transactionDate>
        <transactionCoding>
            <transactionFormType>4</transactionFormType>
            <transactionCode>P</transactionCode>
            <equitySwapInvolved>0</equitySwapInvolved>
        </transactionCoding>
        <transactionTimeliness>
            <value></value>
        </transactionTimeliness>
        <transactionAmounts>
            <transactionShares>
                <value>250</value>
            </transactionShares>
            <transactionValue>
                <value>13.95</value>
            </transactionValue>
            <transactionAcquiredDisposedCode>
                <value>A</value>
            </transactionAcquiredDisposedCode>
        </transactionAmounts>
        <postTransactionAmounts>
            <sharesOwnedFollowingTransaction>
                <value>7150</value>
            </sharesOwnedFollowingTransaction>
        </postTransactionAmounts>
        <ownershipNature>
            <directOrIndirectOwnership>
                <value>D</value>
            </directOrIndirectOwnership>
        </ownershipNature>
    </nonDerivativeSecurity>


    <ownerSignature>
        <signatureName>Catherine Johnston, Power of Attorney for Fred Stuebe</signatureName>
        <signatureDate>2003-07-17</signatureDate>
    </ownerSignature>

</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----
