<SEC-DOCUMENT>0001193125-25-155990-index.html : 20250707
<SEC-HEADER>0001193125-25-155990.hdr.sgml : 20250707
<ACCEPTANCE-DATETIME>20250707103057
ACCESSION NUMBER:		0001193125-25-155990
CONFORMED SUBMISSION TYPE:	N-CSRS
PUBLIC DOCUMENT COUNT:		7
CONFORMED PERIOD OF REPORT:	20250430
FILED AS OF DATE:		20250707
DATE AS OF CHANGE:		20250707
EFFECTIVENESS DATE:		20250707

FILER:

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

	FILING VALUES:
		FORM TYPE:		N-CSRS
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-05488
		FILM NUMBER:		251107261

	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-CSRS
<SEQUENCE>1
<FILENAME>d947484dncsrs.htm
<DESCRIPTION>NUVEEN MUNICIPAL INCOME FUND INC
<TEXT>
Document 1 - file: d947484dncsrs.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.CERT
<SEQUENCE>2
<FILENAME>d947484dex99cert.htm
<DESCRIPTION>CERTIFICATION PURSUANT TO SECTION 302 OF THE SARBANES-OXLEY ACT
<TEXT>
Document 2 - file: d947484dex99cert.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.906 CERT
<SEQUENCE>3
<FILENAME>d947484dex99906cert.htm
<DESCRIPTION>CERTIFICATION PURSUANT TO SECTION 906 OF THE SARBANES-OXLEY ACT
<TEXT>
Document 3 - file: d947484dex99906cert.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>g947484g48l21.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 4 - file: g947484g48l21.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>5
<FILENAME>g947484g61g43.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 5 - file: g947484g61g43.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>6
<FILENAME>g947484g65h31.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 6 - file: g947484g65h31.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>7
<FILENAME>g947484g91s00.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 7 - file: g947484g91s00.jpg

</DOCUMENT>
</SEC-DOCUMENT>