    <SEC-DOCUMENT>0001193125-25-049644-index.html : 20250307
    <SEC-HEADER>0001193125-25-049644.hdr.sgml : 20250307
    <ACCEPTANCE-DATETIME>20250307141438
    ACCESSION NUMBER:		0001193125-25-049644
    CONFORMED SUBMISSION TYPE:	N-CSR
    PUBLIC DOCUMENT COUNT:		22
    CONFORMED PERIOD OF REPORT:	20241231
    FILED AS OF DATE:		20250307
    DATE AS OF CHANGE:		20250307
    EFFECTIVENESS DATE:		20250307

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			BlackRock Energy & Resources Trust
    		CENTRAL INDEX KEY:			0001306550
    		ORGANIZATION NAME:
    		IRS NUMBER:				000000000
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			1231

    	FILING VALUES:
    		FORM TYPE:		N-CSR
    		SEC ACT:		1940 Act
    		SEC FILE NUMBER:	811-21656
    		FILM NUMBER:		25719203

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

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

    	FORMER COMPANY:
    		FORMER CONFORMED NAME:	BlackRock Global Energy & Resources Trust
    		DATE OF NAME CHANGE:	20041020
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>N-CSR
    <SEQUENCE>1
    <FILENAME>d863287dncsr.htm
    <DESCRIPTION>BLACKROCK ENERGY & RESOURCES TRUST
    <TEXT>
    Document 1 - file: d863287dncsr.htm

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    <DOCUMENT>
    <TYPE>EX-99.CERT
    <SEQUENCE>2
    <FILENAME>d863287dex99cert.htm
    <DESCRIPTION>CERTIFICATION PURSUANT TO SECTION 302
    <TEXT>
    Document 2 - file: d863287dex99cert.htm

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    <DOCUMENT>
    <TYPE>EX-99.906CERT
    <SEQUENCE>3
    <FILENAME>d863287dex99906cert.htm
    <DESCRIPTION>CERTIFICATION PURSUANT TO SECTION 906
    <TEXT>
    Document 3 - file: d863287dex99906cert.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.PROXY POL
    <SEQUENCE>4
    <FILENAME>d863287dex99proxypol.htm
    <DESCRIPTION>CLOSED END FUND PROXY VOTING POLICY
    <TEXT>
    Document 4 - file: d863287dex99proxypol.htm

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    <DOCUMENT>
    <TYPE>EX-99.SECTION19
    <SEQUENCE>5
    <FILENAME>d863287dex99section19.htm
    <DESCRIPTION>SECTION 19 NOTICES
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    Document 5 - file: d863287dex99section19.htm

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    <SEQUENCE>6
    <FILENAME>g863287dsp16a.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 6 - file: g863287dsp16a.jpg

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    <DESCRIPTION>GRAPHIC
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    Document 7 - file: g863287dsp16b.jpg

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    <DESCRIPTION>GRAPHIC
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    Document 8 - file: g863287dsp17.jpg

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    Document 9 - file: g863287img025c85c74.gif

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    Document 10 - file: g863287img03c162f96.gif

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    <TEXT>
    Document 11 - file: g863287img2d1eab1a10.gif

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    <SEQUENCE>12
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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 12 - file: g863287img34beeab014.jpg

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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 13 - file: g863287img5061dcd13.gif

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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 15 - file: g863287img72634ca99.gif

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    <DESCRIPTION>GRAPHIC
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    Document 16 - file: g863287img7371ff9a13.gif

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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 17 - file: g863287img9eeeb4515.gif

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    <DESCRIPTION>GRAPHIC
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    Document 18 - file: g863287imgc830b0b312.gif

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    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 19 - file: g863287imgce0669e18.gif

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    Document 20 - file: g863287imgd6a4998711.gif

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    <DESCRIPTION>GRAPHIC
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    Document 21 - file: g863287imgd792dc151.jpg

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    <SEQUENCE>22
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    <DESCRIPTION>GRAPHIC
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    Document 22 - file: g863287imgd9eba5a92.gif

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