    <SEC-DOCUMENT>0001193125-20-064540-index.html : 20200306
    <SEC-HEADER>0001193125-20-064540.hdr.sgml : 20200306
    <ACCEPTANCE-DATETIME>20200306120315
    ACCESSION NUMBER:		0001193125-20-064540
    CONFORMED SUBMISSION TYPE:	N-CSR
    PUBLIC DOCUMENT COUNT:		24
    CONFORMED PERIOD OF REPORT:	20191231
    FILED AS OF DATE:		20200306
    DATE AS OF CHANGE:		20200306
    EFFECTIVENESS DATE:		20200306

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			BlackRock Utilities, Infrastructure & Power Opportunities Trust
    		CENTRAL INDEX KEY:			0001528988
    		IRS NUMBER:				000000000
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1031

    	FILING VALUES:
    		FORM TYPE:		N-CSR
    		SEC ACT:		1940 Act
    		SEC FILE NUMBER:	811-22606
    		FILM NUMBER:		20693465

    	BUSINESS ADDRESS:
    		STREET 1:		100 BELLEVUE PARKWAY
    		CITY:			WILMINGTON
    		STATE:			DE
    		ZIP:			19809-3700
    		BUSINESS PHONE:		(800) 882-0052

    	MAIL ADDRESS:
    		STREET 1:		100 BELLEVUE PARKWAY
    		CITY:			WILMINGTON
    		STATE:			DE
    		ZIP:			19809-3700

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	BlackRock Utility & Infrastructure Trust
    		DATE OF NAME CHANGE:	20110830
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>N-CSR
    <SEQUENCE>1
    <FILENAME>d830970dncsr.htm
    <DESCRIPTION>BLACKROCK UTILITIES, INFRASTRUCTURE & POWER OPPORTUNITIES TRUST
    <TEXT>
    Document 1 - file: d830970dncsr.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.CERT
    <SEQUENCE>2
    <FILENAME>d830970dex99cert.htm
    <DESCRIPTION>CERTIFICATION PURSUANT TO SECTION 302
    <TEXT>
    Document 2 - file: d830970dex99cert.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.906CERT
    <SEQUENCE>3
    <FILENAME>d830970dex99906cert.htm
    <DESCRIPTION>CERTIFICATION PURSUANT TO SECTION 906
    <TEXT>
    Document 3 - file: d830970dex99906cert.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.NOTICE
    <SEQUENCE>4
    <FILENAME>d830970dex99notice.htm
    <DESCRIPTION>SECTION 19 NOTICE
    <TEXT>
    Document 4 - file: d830970dex99notice.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.PROXY.POL
    <SEQUENCE>5
    <FILENAME>d830970dex99proxypol.htm
    <DESCRIPTION>CLOSED END PROXY VOTING POLICY
    <TEXT>
    Document 5 - file: d830970dex99proxypol.htm

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    <DOCUMENT>
    <TYPE>EX-99.CORP.GOV
    <SEQUENCE>6
    <FILENAME>d830970dex99corpgov.htm
    <DESCRIPTION>GLOBAL CORPORATE GOVERNANCE GUIDELINES & ENGAGEMENT PRINCIPLES
    <TEXT>
    Document 6 - file: d830970dex99corpgov.htm

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    <TYPE>GRAPHIC
    <SEQUENCE>7
    <FILENAME>g828798photo_01mips.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 7 - file: g828798photo_01mips.jpg

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    <SEQUENCE>8
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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 8 - file: g828798sig_01mips.jpg

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    <SEQUENCE>9
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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 9 - file: g830968page16.jpg

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    <SEQUENCE>10
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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 10 - file: g830968page16a.jpg

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    <SEQUENCE>11
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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 11 - file: g830968page17.jpg

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    <SEQUENCE>12
    <FILENAME>g830968page19.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 12 - file: g830968page19.jpg

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    <SEQUENCE>13
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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 13 - file: g831012g05c91.jpg

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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 14 - file: g831012g10o63.jpg

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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 15 - file: g831012g15e89.jpg

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    <SEQUENCE>16
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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 16 - file: g831012g19q04.jpg

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    <SEQUENCE>17
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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 17 - file: g831012g33p40.jpg

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    <SEQUENCE>18
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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 18 - file: g831012g42l24.jpg

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    <SEQUENCE>19
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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 19 - file: g831012g58v23.jpg

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    <SEQUENCE>20
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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 20 - file: g831012g65o19.jpg

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    <SEQUENCE>21
    <FILENAME>g831012g65r93.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 21 - file: g831012g65r93.jpg

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    <TYPE>GRAPHIC
    <SEQUENCE>22
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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 22 - file: g831012g71u37.jpg

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    <SEQUENCE>23
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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 23 - file: g831012g94h23.jpg

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    <DOCUMENT>
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    <SEQUENCE>24
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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 24 - file: g831012leaf.jpg

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