    <SEC-DOCUMENT>0001193125-16-729408-index.html : 20161003
    <SEC-HEADER>0001193125-16-729408.hdr.sgml : 20161003
    <ACCEPTANCE-DATETIME>20161003165616
    ACCESSION NUMBER:		0001193125-16-729408
    CONFORMED SUBMISSION TYPE:	N-CSR
    PUBLIC DOCUMENT COUNT:		23
    CONFORMED PERIOD OF REPORT:	20160731
    FILED AS OF DATE:		20161003
    DATE AS OF CHANGE:		20161003
    EFFECTIVENESS DATE:		20161003

    FILER:

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

    	FILING VALUES:
    		FORM TYPE:		N-CSR
    		SEC ACT:		1940 Act
    		SEC FILE NUMBER:	811-10331
    		FILM NUMBER:		161916295

    	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>N-CSR
    <SEQUENCE>1
    <FILENAME>d205697dncsr.htm
    <DESCRIPTION>BLACKROCK CALIFORNIA MUNICIPAL INCOME TRUST
    <TEXT>
    Document 1 - file: d205697dncsr.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.CERT
    <SEQUENCE>2
    <FILENAME>d205697dex99cert.htm
    <DESCRIPTION>CERTIFICATION PURSUANT TO SECTION 302
    <TEXT>
    Document 2 - file: d205697dex99cert.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.906CERT
    <SEQUENCE>3
    <FILENAME>d205697dex99906cert.htm
    <DESCRIPTION>CERTIFICATION PURSUANT TO SECTION 906
    <TEXT>
    Document 3 - file: d205697dex99906cert.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.PROXY.POL
    <SEQUENCE>4
    <FILENAME>d205697dex99proxypol.htm
    <DESCRIPTION>CLOSED-END FUND PROXY VOTING POLICY
    <TEXT>
    Document 4 - file: d205697dex99proxypol.htm

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    <DOCUMENT>
    <TYPE>EX-99.CORP.GOV
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    <FILENAME>d205697dex99corpgov.htm
    <DESCRIPTION>GLOBAL CORPORATE GOVERNANCE & ENGAGEMENT PRINCIPLES
    <TEXT>
    Document 5 - file: d205697dex99corpgov.htm

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    <DESCRIPTION>GRAPHIC
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    Document 6 - file: g202915c5.jpg

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    <DESCRIPTION>GRAPHIC
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    Document 7 - file: g202915cc2.jpg

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    <DESCRIPTION>GRAPHIC
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    Document 8 - file: g202915cw.jpg

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    <DESCRIPTION>GRAPHIC
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    Document 9 - file: g202915gov3.jpg

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    <DESCRIPTION>GRAPHIC
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    Document 10 - file: g202915p11.jpg

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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 11 - file: g202915pro2.jpg

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    <SEQUENCE>12
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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 12 - file: g205697g00w05.jpg

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    <SEQUENCE>13
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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 13 - file: g205697g01v26.jpg

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    <DESCRIPTION>GRAPHIC
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    Document 14 - file: g205697g21f42.jpg

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    <DESCRIPTION>GRAPHIC
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    Document 15 - file: g205697g21l97.jpg

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    <SEQUENCE>16
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    <DESCRIPTION>GRAPHIC
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    Document 16 - file: g205697g41c85.jpg

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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 17 - file: g205697g50n72.jpg

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    <SEQUENCE>18
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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 18 - file: g205697g65b16.jpg

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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 19 - file: g205697g70h80.jpg

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    <SEQUENCE>20
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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 20 - file: g205697g98u13.jpg

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    <SEQUENCE>21
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    <DESCRIPTION>GRAPHIC
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    Document 21 - file: g205697leaf.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>22
    <FILENAME>g222740photo_01mips.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 22 - file: g222740photo_01mips.jpg

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    <SEQUENCE>23
    <FILENAME>g222740sig_01mips.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 23 - file: g222740sig_01mips.jpg

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