<SEC-DOCUMENT>0001145549-23-001500-index.html : 20230117
<SEC-HEADER>0001145549-23-001500.hdr.sgml : 20230117
<ACCEPTANCE-DATETIME>20230117133058
ACCESSION NUMBER:		0001145549-23-001500
CONFORMED SUBMISSION TYPE:	N-CEN
PUBLIC DOCUMENT COUNT:		3
CONFORMED PERIOD OF REPORT:	20221031
FILED AS OF DATE:		20230117
DATE AS OF CHANGE:		20230117
EFFECTIVENESS DATE:		20230117

FILER:

	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

	FILING VALUES:
		FORM TYPE:		N-CEN
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-05488
		FILM NUMBER:		23531104

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

	MAIL ADDRESS:	
		STREET 1:		333 W WACKER DRIVE
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606
</SEC-HEADER>
<DOCUMENT>
<TYPE>N-CEN
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
Document 1 - file: primary_doc.html

Document 1 - RAW XML: primary_doc.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>INTERNAL CONTROL RPT
<SEQUENCE>2
<FILENAME>internalctrlreportkpmg_1031.htm
<DESCRIPTION>INTERNAL CONTROL REPORT - 10.31.2022
<TEXT>
Document 2 - file: internalctrlreportkpmg_1031.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>MATERIAL AMENDMENTS
<SEQUENCE>3
<FILENAME>nuveeng1b1_ma1031.htm
<DESCRIPTION>NUVEEN AMENDMENT - 10.31.2022
<TEXT>
Document 3 - file: nuveeng1b1_ma1031.htm

</DOCUMENT>
</SEC-DOCUMENT>