<SEC-DOCUMENT>0001193125-21-194353-index.html : 20210621
<SEC-HEADER>0001193125-21-194353.hdr.sgml : 20210621
<ACCEPTANCE-DATETIME>20210621094357
ACCESSION NUMBER:		0001193125-21-194353
CONFORMED SUBMISSION TYPE:	N-CSRS
PUBLIC DOCUMENT COUNT:		12
CONFORMED PERIOD OF REPORT:	20210430
FILED AS OF DATE:		20210621
DATE AS OF CHANGE:		20210621
EFFECTIVENESS DATE:		20210621

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-CSRS
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-04841
		FILM NUMBER:		211027821

	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-CSRS
<SEQUENCE>1
<FILENAME>d273153dncsrs.htm
<DESCRIPTION>MFS MUNICIPAL INCOME TRUST N-CSRS
<TEXT>
Document 1 - file: d273153dncsrs.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.CERT
<SEQUENCE>2
<FILENAME>d273153dex99cert.htm
<DESCRIPTION>SECTION 302 CERTIFICATIONS
<TEXT>
Document 2 - file: d273153dex99cert.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.906CERT
<SEQUENCE>3
<FILENAME>d273153dex99906cert.htm
<DESCRIPTION>SECTION 906 CERTIFICATIONS
<TEXT>
Document 3 - file: d273153dex99906cert.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.30E-3 NOTICE
<SEQUENCE>4
<FILENAME>d273153dex9930e3notice.htm
<DESCRIPTION>30E-3 NOTICE
<TEXT>
Document 4 - file: d273153dex9930e3notice.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>5
<FILENAME>g273153g13g20.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 5 - file: g273153g13g20.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>6
<FILENAME>g273153g64w53.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 6 - file: g273153g64w53.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>7
<FILENAME>g273153g70c23.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 7 - file: g273153g70c23.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>8
<FILENAME>g273153img3098612d1.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 8 - file: g273153img3098612d1.gif

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>9
<FILENAME>g273153img32f6915f5.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 9 - file: g273153img32f6915f5.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>10
<FILENAME>g273153img735ecda83.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 10 - file: g273153img735ecda83.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>11
<FILENAME>g273153imge43590ff4.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 11 - file: g273153imge43590ff4.gif

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>12
<FILENAME>g273153imge695bf1a2.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 12 - file: g273153imge695bf1a2.gif

</DOCUMENT>
</SEC-DOCUMENT>