    <SEC-DOCUMENT>0001193125-18-316808-index.html : 20181102
    <SEC-HEADER>0001193125-18-316808.hdr.sgml : 20181102
    <ACCEPTANCE-DATETIME>20181102125511
    ACCESSION NUMBER:		0001193125-18-316808
    CONFORMED SUBMISSION TYPE:	N-CSR
    PUBLIC DOCUMENT COUNT:		23
    CONFORMED PERIOD OF REPORT:	20180831
    FILED AS OF DATE:		20181102
    DATE AS OF CHANGE:		20181102
    EFFECTIVENESS DATE:		20181102

    FILER:

    	COMPANY DATA:
    		COMPANY CONFORMED NAME:			BLACKROCK MUNICIPAL INCOME TRUST II
    		CENTRAL INDEX KEY:			0001176194
    		IRS NUMBER:				010722216
    		STATE OF INCORPORATION:			DE
    		FISCAL YEAR END:			0831

    	FILING VALUES:
    		FORM TYPE:		N-CSR
    		SEC ACT:		1940 Act
    		SEC FILE NUMBER:	811-21126
    		FILM NUMBER:		181156279

    	BUSINESS ADDRESS:
    		STREET 1:		100 BELLEVUE PARKWAY
    		CITY:			WILMINGTON
    		STATE:			DE
    		ZIP:			19809
    		BUSINESS PHONE:		888-441-7762

    	MAIL ADDRESS:
    		STREET 1:		100 BELLEVUE PARKWAY
    		CITY:			WILMINGTON
    		STATE:			DE
    		ZIP:			19809
    </SEC-HEADER>
    <DOCUMENT>
    <TYPE>N-CSR
    <SEQUENCE>1
    <FILENAME>d581614dncsr.htm
    <DESCRIPTION>BLACKROCK MUNICIPAL INCOME TRUST II
    <TEXT>
    Document 1 - file: d581614dncsr.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.CERT
    <SEQUENCE>2
    <FILENAME>d581614dex99cert.htm
    <DESCRIPTION>EX-99.CERT
    <TEXT>
    Document 2 - file: d581614dex99cert.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.906CERT
    <SEQUENCE>3
    <FILENAME>d581614dex99906cert.htm
    <DESCRIPTION>EX-99.906CERT
    <TEXT>
    Document 3 - file: d581614dex99906cert.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.PROXY.POL
    <SEQUENCE>4
    <FILENAME>d581614dex99proxypol.htm
    <DESCRIPTION>CLOSED-END FUND PROXY VOTING POLICY
    <TEXT>
    Document 4 - file: d581614dex99proxypol.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>EX-99.CORP.GOV
    <SEQUENCE>5
    <FILENAME>d581614dex99corpgov.htm
    <DESCRIPTION>GLOBAL CORPORATE GOVERNANCE & ENGAGEMENT PRINCIPLES
    <TEXT>
    Document 5 - file: d581614dex99corpgov.htm

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>6
    <FILENAME>g611844photo_01mips.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 6 - file: g611844photo_01mips.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>7
    <FILENAME>g611844sig_01mips.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 7 - file: g611844sig_01mips.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>8
    <FILENAME>g612592dsp001.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 8 - file: g612592dsp001.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>9
    <FILENAME>g612592dsp002.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 9 - file: g612592dsp002.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>10
    <FILENAME>g612592dsp003.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 10 - file: g612592dsp003.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>11
    <FILENAME>g612592dsp003b.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 11 - file: g612592dsp003b.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>12
    <FILENAME>g612592dsp004.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 12 - file: g612592dsp004.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>13
    <FILENAME>g612592dsp004a.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 13 - file: g612592dsp004a.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>14
    <FILENAME>g614566g27m20.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 14 - file: g614566g27m20.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>15
    <FILENAME>g614566g31n91.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 15 - file: g614566g31n91.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>16
    <FILENAME>g614566g38l19.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 16 - file: g614566g38l19.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>17
    <FILENAME>g614566g51e43.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 17 - file: g614566g51e43.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>18
    <FILENAME>g614566g65b16.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 18 - file: g614566g65b16.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>19
    <FILENAME>g614566g72f30.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 19 - file: g614566g72f30.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>20
    <FILENAME>g614566g80a74.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 20 - file: g614566g80a74.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>21
    <FILENAME>g614566g84w81.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 21 - file: g614566g84w81.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>22
    <FILENAME>g614566g98u13.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 22 - file: g614566g98u13.jpg

    </DOCUMENT>
    <DOCUMENT>
    <TYPE>GRAPHIC
    <SEQUENCE>23
    <FILENAME>g614566leaf.jpg
    <DESCRIPTION>GRAPHIC
    <TEXT>
    Document 23 - file: g614566leaf.jpg

    </DOCUMENT>
    </SEC-DOCUMENT>