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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,
 OTmKkDtNUusQVY6MuVoHi4VHMvcDpoP7gdhpQ4xHEFQJVmm29WhF9/zW6dGVmeVq
 XrsxVjONBJ++5oZMdCrOnQ==

<SEC-DOCUMENT>0001189642-07-000059.txt : 20070109
<SEC-HEADER>0001189642-07-000059.hdr.sgml : 20070109
<ACCEPTANCE-DATETIME>20070109142647
ACCESSION NUMBER:		0001189642-07-000059
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20070101
FILED AS OF DATE:		20070109
DATE AS OF CHANGE:		20070109

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			NUVEEN MUNICIPAL INCOME FUND INC
		CENTRAL INDEX KEY:			0000830271
		IRS NUMBER:				363566347
		STATE OF INCORPORATION:			MN
		FISCAL YEAR END:			1031

	BUSINESS ADDRESS:	
		STREET 1:		333 W WACKER DR
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606
		BUSINESS PHONE:		3129178200

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Stone Carole E
		CENTRAL INDEX KEY:			0001385197

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	811-05488
		FILM NUMBER:		07520104

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		518-584-5925

	MAIL ADDRESS:	
		STREET 1:		2169 ROWLEY ROAD
		CITY:			MALTA
		STATE:			NY
		ZIP:			12020
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>sto16.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2007-01-01</periodOfReport>

    <noSecuritiesOwned>1</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000830271</issuerCik>
        <issuerName>NUVEEN MUNICIPAL INCOME FUND INC</issuerName>
        <issuerTradingSymbol>NMI</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001385197</rptOwnerCik>
            <rptOwnerName>Stone Carole E</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>2169 ROWLEY ROAD</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>MALTA</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>12020</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <footnotes></footnotes>

    <ownerSignature>
        <signatureName>By: Jessica R. Droeger/Signed under POA</signatureName>
        <signatureDate>2007-01-01</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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