<SEC-DOCUMENT>0001752724-19-151222-index.html : 20191025
<SEC-HEADER>0001752724-19-151222.hdr.sgml : 20191025
<ACCEPTANCE-DATETIME>20191025163835
ACCESSION NUMBER:		0001752724-19-151222
CONFORMED SUBMISSION TYPE:	NPORT-EX
PUBLIC DOCUMENT COUNT:		3
CONFORMED PERIOD OF REPORT:	20190831
FILED AS OF DATE:		20191025

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MFS CALIFORNIA MUNICIPAL FUND
		CENTRAL INDEX KEY:			0001092896
		IRS NUMBER:				043483817
		STATE OF INCORPORATION:			MA
		FISCAL YEAR END:			1130

	FILING VALUES:
		FORM TYPE:		NPORT-EX
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-09537
		FILM NUMBER:		191170339

	BUSINESS ADDRESS:	
		STREET 1:		111 HUNTINGTON AVENUE
		STREET 2:		24TH FLOOR
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02199
		BUSINESS PHONE:		6179545000

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

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MFS CALIFORNIA INSURED MUNICIPAL FUND
		DATE OF NAME CHANGE:	20070629

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	COLONIAL CALIFORNIA INSURED MUNICIPAL FUND
		DATE OF NAME CHANGE:	19990927

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	PREMIER CALIFORNIA MUNICIPAL INCOME FUND
		DATE OF NAME CHANGE:	19990809
<MULTI-ACCESSION-NUMBERS>
ACCESSION NUMBER:		0001752724-19-148210
</MULTI-ACCESSION-NUMBERS>
</SEC-HEADER>
<DOCUMENT>
<TYPE>NPORT-EX
<SEQUENCE>1
<FILENAME>NPORT_13732760522152119.htm
<TEXT>
Document 1 - file: NPORT_13732760522152119.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>2
<FILENAME>imga0e124142.gif
<TEXT>
Document 2 - file: imga0e124142.gif

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>imgf35137b31.gif
<TEXT>
Document 3 - file: imgf35137b31.gif

</DOCUMENT>
</SEC-DOCUMENT>