    <SEC-DOCUMENT>0001193125-24-090815-index.html : 20240409
    <SEC-HEADER>0001193125-24-090815.hdr.sgml : 20240409
    <ACCEPTANCE-DATETIME>20240409161257
    ACCESSION NUMBER:		0001193125-24-090815
    CONFORMED SUBMISSION TYPE:	PREC14A
    PUBLIC DOCUMENT COUNT:		9
    FILED AS OF DATE:		20240409
    DATE AS OF CHANGE:		20240409

    SUBJECT COMPANY:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			BLACKROCK CALIFORNIA MUNICIPAL INCOME TRUST
    		CENTRAL INDEX KEY:			0001137391
    		ORGANIZATION NAME:
    		IRS NUMBER:				510409109
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1031

    	FILING VALUES:
    		FORM TYPE:		PREC14A
    		SEC ACT:		1934 Act
    		SEC FILE NUMBER:	811-10331
    		FILM NUMBER:		24832864

    	BUSINESS ADDRESS:
    		STREET 1:		100 BELLEVUE PARKWAY
    		STREET 2:		MUTUAL FUND DEPARTMENT
    		CITY:			WILMINGTON
    		STATE:			DE
    		ZIP:			19809
    		BUSINESS PHONE:		888-825-2257

    	MAIL ADDRESS:
    		STREET 1:		100 BELLEVUE PARKWAY
    		STREET 2:		MUTUAL FUND DEPARTMENT
    		CITY:			WILMINGTON
    		STATE:			DE
    		ZIP:			19809

    FILED BY:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			BLACKROCK CALIFORNIA MUNICIPAL INCOME TRUST
    		CENTRAL INDEX KEY:			0001137391
    		ORGANIZATION NAME:
    		IRS NUMBER:				510409109
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1031

    	FILING VALUES:
    		FORM TYPE:		PREC14A

    	BUSINESS ADDRESS:
    		STREET 1:		100 BELLEVUE PARKWAY
    		STREET 2:		MUTUAL FUND DEPARTMENT
    		CITY:			WILMINGTON
    		STATE:			DE
    		ZIP:			19809
    		BUSINESS PHONE:		888-825-2257

    	MAIL ADDRESS:
    		STREET 1:		100 BELLEVUE PARKWAY
    		STREET 2:		MUTUAL FUND DEPARTMENT
    		CITY:			WILMINGTON
    		STATE:			DE
    		ZIP:			19809
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>PREC14A
    <SEQUENCE>1
    <FILENAME>d768190dprec14a.htm
    <DESCRIPTION>BLACKROCK CALIFORNIA MUNICIPAL INCOME TRUST
    <TEXT>
    Document 1 - file: d768190dprec14a.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>3
    <FILENAME>g768190g04g04.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 3 - file: g768190g04g04.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>4
    <FILENAME>g768190g06g06.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 4 - file: g768190g06g06.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>5
    <FILENAME>g768190g08g08.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 5 - file: g768190g08g08.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>6
    <FILENAME>g768190g10g10.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 6 - file: g768190g10g10.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>7
    <FILENAME>g768190g48q32.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 7 - file: g768190g48q32.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>8
    <FILENAME>g768190g90m46.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 8 - file: g768190g90m46.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>9
    <FILENAME>g768190snap1.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 9 - file: g768190snap1.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>10
    <FILENAME>g768190snap2.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 10 - file: g768190snap2.jpg

    </DOCUMENT>
    </SEC-DOCUMENT>