<SEC-DOCUMENT>0000830271-25-000003-index.html : 20250926
<SEC-HEADER>0000830271-25-000003.hdr.sgml : 20250926
<ACCEPTANCE-DATETIME>20250926102842
ACCESSION NUMBER:		0000830271-25-000003
CONFORMED SUBMISSION TYPE:	NPORT-P
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20250731
FILED AS OF DATE:		20250926
DATE AS OF CHANGE:		20250926
PERIOD START:           	20251031

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:		NPORT-P
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-05488
		FILM NUMBER:		251346201

	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>NPORT-P
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
Document 1 - file: primary_doc.html

Document 1 - RAW XML: primary_doc.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>NPORT-EX
<SEQUENCE>2
<FILENAME>tiaa_NMI.htm
<TEXT>
Document 2 - file: tiaa_NMI.htm

</DOCUMENT>
</SEC-DOCUMENT>