<SEC-DOCUMENT>0001193125-18-212870-index.html : 20180705
<SEC-HEADER>0001193125-18-212870.hdr.sgml : 20180705
<ACCEPTANCE-DATETIME>20180705112222
ACCESSION NUMBER:		0001193125-18-212870
CONFORMED SUBMISSION TYPE:	N-CSR
PUBLIC DOCUMENT COUNT:		25
CONFORMED PERIOD OF REPORT:	20180430
FILED AS OF DATE:		20180705
DATE AS OF CHANGE:		20180705
EFFECTIVENESS DATE:		20180705

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BLACKROCK MUNIVEST FUND II, INC.
		CENTRAL INDEX KEY:			0000897269
		IRS NUMBER:				223220659
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			1031

	FILING VALUES:
		FORM TYPE:		N-CSR
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-07478
		FILM NUMBER:		18939850

	BUSINESS ADDRESS:	
		STREET 1:		100 BELLEVUE PARKWAY
		CITY:			WILMINGTON
		STATE:			DE
		ZIP:			19809
		BUSINESS PHONE:		800-441-7762

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

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	BLACKROCK MUNIVEST FUND II INC
		DATE OF NAME CHANGE:	20061026

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MUNIVEST FUND II INC
		DATE OF NAME CHANGE:	19930714
</SEC-HEADER>
<DOCUMENT>
<TYPE>N-CSR
<SEQUENCE>1
<FILENAME>d559760dncsr.htm
<DESCRIPTION>BLACKROCK MUNIVEST FUND II, INC.
<TEXT>
Document 1 - file: d559760dncsr.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.CERT
<SEQUENCE>2
<FILENAME>d559760dex99cert.htm
<DESCRIPTION>CERTIFICATIONS PURSUANT TO SECTION 302
<TEXT>
Document 2 - file: d559760dex99cert.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.906CERT
<SEQUENCE>3
<FILENAME>d559760dex99906cert.htm
<DESCRIPTION>CERTIFICATIONS PURSUANT TO SECTION 906
<TEXT>
Document 3 - file: d559760dex99906cert.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.PROXY.POL
<SEQUENCE>4
<FILENAME>d559760dex99proxypol.htm
<DESCRIPTION>CLOSED-END FUND PROXY VOTING POLICY
<TEXT>
Document 4 - file: d559760dex99proxypol.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.CORP.GOV
<SEQUENCE>5
<FILENAME>d559760dex99corpgov.htm
<DESCRIPTION>GLOBAL CORPORATE GOVERNANCE AND ENGAGEMENT PRINCIPALS
<TEXT>
Document 5 - file: d559760dex99corpgov.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>6
<FILENAME>g549271g32i39.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 6 - file: g549271g32i39.jpg

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<TYPE>GRAPHIC
<SEQUENCE>7
<FILENAME>g549271g55e73.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 7 - file: g549271g55e73.jpg

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<DESCRIPTION>GRAPHIC
<TEXT>
Document 8 - file: g549271g67v66.jpg

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<DESCRIPTION>GRAPHIC
<TEXT>
Document 9 - file: g549271g81p33.jpg

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<DESCRIPTION>GRAPHIC
<TEXT>
Document 10 - file: g549271g96r49.jpg

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<DESCRIPTION>GRAPHIC
<TEXT>
Document 11 - file: g549271g97u39.jpg

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<DESCRIPTION>GRAPHIC
<TEXT>
Document 12 - file: g549271g98s48.jpg

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<SEQUENCE>13
<FILENAME>g559615g09g62.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 13 - file: g559615g09g62.jpg

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<TYPE>GRAPHIC
<SEQUENCE>14
<FILENAME>g559615g09h65.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 14 - file: g559615g09h65.jpg

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<TYPE>GRAPHIC
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<DESCRIPTION>GRAPHIC
<TEXT>
Document 15 - file: g559615g41l68.jpg

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<DESCRIPTION>GRAPHIC
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Document 16 - file: g559615g44u23.jpg

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<SEQUENCE>17
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<DESCRIPTION>GRAPHIC
<TEXT>
Document 17 - file: g559615g51n99.jpg

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<SEQUENCE>18
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<DESCRIPTION>GRAPHIC
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Document 18 - file: g559615g60p62.jpg

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<DESCRIPTION>GRAPHIC
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Document 19 - file: g559615g62e83.jpg

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<DESCRIPTION>GRAPHIC
<TEXT>
Document 20 - file: g559615g65b16.jpg

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<TYPE>GRAPHIC
<SEQUENCE>21
<FILENAME>g559615g83y23.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 21 - file: g559615g83y23.jpg

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<TYPE>GRAPHIC
<SEQUENCE>22
<FILENAME>g559615g98u13.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 22 - file: g559615g98u13.jpg

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<TYPE>GRAPHIC
<SEQUENCE>23
<FILENAME>g559615leaf.jpg
<DESCRIPTION>GRAPHIC
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Document 23 - file: g559615leaf.jpg

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<TYPE>GRAPHIC
<SEQUENCE>24
<FILENAME>g573420photo_01mips.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 24 - file: g573420photo_01mips.jpg

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<DESCRIPTION>GRAPHIC
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Document 25 - file: g573420sig_01mips.jpg

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