    <SEC-DOCUMENT>0001193125-22-065658-index.html : 20220304
    <SEC-HEADER>0001193125-22-065658.hdr.sgml : 20220304
    <ACCEPTANCE-DATETIME>20220304131311
    ACCESSION NUMBER:		0001193125-22-065658
    CONFORMED SUBMISSION TYPE:	N-CSR
    PUBLIC DOCUMENT COUNT:		17
    CONFORMED PERIOD OF REPORT:	20211231
    FILED AS OF DATE:		20220304
    DATE AS OF CHANGE:		20220304
    EFFECTIVENESS DATE:		20220304

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			BLACKROCK INCOME TRUST, INC.
    		CENTRAL INDEX KEY:			0000832327
    		IRS NUMBER:				133463349
    		STATE OF INCORPORATION:			MD
    		FISCAL YEAR END:			1031

    	FILING VALUES:
    		FORM TYPE:		N-CSR
    		SEC ACT:		1940 Act
    		SEC FILE NUMBER:	811-05542
    		FILM NUMBER:		22713265

    	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

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	BLACKROCK INCOME TRUST INC.
    		DATE OF NAME CHANGE:	20121009

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	BLACKROCK INCOME TRUST INC
    		DATE OF NAME CHANGE:	19930309

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	BLACKSTONE INCOME TRUST INC
    		DATE OF NAME CHANGE:	19920703
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>N-CSR
    <SEQUENCE>1
    <FILENAME>d297313dncsr.htm
    <DESCRIPTION>BLACKROCK INCOME TRUST, INC.
    <TEXT>
    Document 1 - file: d297313dncsr.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.CERT
    <SEQUENCE>2
    <FILENAME>d297313dex99cert.htm
    <DESCRIPTION>CERTIFICATION PURSUANT TO SECTION 302
    <TEXT>
    Document 2 - file: d297313dex99cert.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.906CERT
    <SEQUENCE>3
    <FILENAME>d297313dex99906cert.htm
    <DESCRIPTION>CERTIFICATION PURSUANT TO SECTION 906
    <TEXT>
    Document 3 - file: d297313dex99906cert.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.PROXYPOL
    <SEQUENCE>4
    <FILENAME>d297313dex99proxypol.htm
    <DESCRIPTION>PROXY VOTING POLICY AND PROCEDURES
    <TEXT>
    Document 4 - file: d297313dex99proxypol.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.GLOBAL.CORP.GO
    <SEQUENCE>5
    <FILENAME>d297313dex99globalcorpgo.htm
    <DESCRIPTION>GLOBAL CORPORATE GOVERNANCE & ENGAGEMENT PRINCIPLES
    <TEXT>
    Document 5 - file: d297313dex99globalcorpgo.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.US.CORP.GOV
    <SEQUENCE>6
    <FILENAME>d297313dex99uscorpgov.htm
    <DESCRIPTION>CORPORATE GOVERNANCE AND PROXY VOTING GUIDELINES FOR U.S. SECURITIES
    <TEXT>
    Document 6 - file: d297313dex99uscorpgov.htm

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>7
    <FILENAME>g158670g01j01.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 7 - file: g158670g01j01.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>8
    <FILENAME>g158670g02j02.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 8 - file: g158670g02j02.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>9
    <FILENAME>g158670g42l24.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 9 - file: g158670g42l24.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>10
    <FILENAME>g296099g42l24.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 10 - file: g296099g42l24.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>11
    <FILENAME>g296099g60a01.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 11 - file: g296099g60a01.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>12
    <FILENAME>g296099g60a02.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 12 - file: g296099g60a02.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>13
    <FILENAME>g296099g60a03.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 13 - file: g296099g60a03.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>14
    <FILENAME>g296099g60a04.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 14 - file: g296099g60a04.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>15
    <FILENAME>g296099leaf.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 15 - file: g296099leaf.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>16
    <FILENAME>g296099photo_01mips.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 16 - file: g296099photo_01mips.jpg

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    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>17
    <FILENAME>g296099sig_01mips.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 17 - file: g296099sig_01mips.jpg

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    </SEC-DOCUMENT>