<SEC-DOCUMENT>0001193125-19-318723-index.html : 20191219
<SEC-HEADER>0001193125-19-318723.hdr.sgml : 20191219
<ACCEPTANCE-DATETIME>20191219123509
ACCESSION NUMBER:		0001193125-19-318723
CONFORMED SUBMISSION TYPE:	N-CSR
PUBLIC DOCUMENT COUNT:		12
CONFORMED PERIOD OF REPORT:	20191031
FILED AS OF DATE:		20191219
DATE AS OF CHANGE:		20191219
EFFECTIVENESS DATE:		20191219

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MFS MUNICIPAL INCOME TRUST
		CENTRAL INDEX KEY:			0000801961
		IRS NUMBER:				046554822
		STATE OF INCORPORATION:			MA
		FISCAL YEAR END:			1031

	FILING VALUES:
		FORM TYPE:		N-CSR
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-04841
		FILM NUMBER:		191294912

	BUSINESS ADDRESS:	
		STREET 1:		111 HUNTINGTON AVENUE
		STREET 2:		24TH FLOOR
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02199
		BUSINESS PHONE:		18006372929

	MAIL ADDRESS:	
		STREET 1:		111 HUNTINGTON AVENUE
		STREET 2:		24TH FLOOR
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02199
</SEC-HEADER>
<DOCUMENT>
<TYPE>N-CSR
<SEQUENCE>1
<FILENAME>d823245dncsr.htm
<DESCRIPTION>MFS MUNICIPAL INCOME TRUST N-CSR
<TEXT>
Document 1 - file: d823245dncsr.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.(12)(A)(1)
<SEQUENCE>2
<FILENAME>d823245dex9912a1.htm
<DESCRIPTION>CODE OF ETHICS
<TEXT>
Document 2 - file: d823245dex9912a1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.CERT
<SEQUENCE>3
<FILENAME>d823245dex99cert.htm
<DESCRIPTION>SECTION 302 CERTIFICATIONS
<TEXT>
Document 3 - file: d823245dex99cert.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.906CERT
<SEQUENCE>4
<FILENAME>d823245dex99906cert.htm
<DESCRIPTION>SECTION 906 CERTIFICATIONS
<TEXT>
Document 4 - file: d823245dex99906cert.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.PROXYPOL
<SEQUENCE>5
<FILENAME>d823245dex99proxypol.htm
<DESCRIPTION>MFS PROXY VOTING POLICIES AND PROCEDURES
<TEXT>
Document 5 - file: d823245dex99proxypol.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>6
<FILENAME>g823245g1218033215929.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 6 - file: g823245g1218033215929.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>7
<FILENAME>g823245g17m13.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 7 - file: g823245g17m13.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>8
<FILENAME>g823245g31f62.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 8 - file: g823245g31f62.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>9
<FILENAME>g823245g67p04.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 9 - file: g823245g67p04.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>10
<FILENAME>g823245g72s28.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 10 - file: g823245g72s28.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>11
<FILENAME>g823245manning_photo.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 11 - file: g823245manning_photo.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>12
<FILENAME>g823245manning_sig.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 12 - file: g823245manning_sig.jpg

</DOCUMENT>
</SEC-DOCUMENT>