<SEC-DOCUMENT>0001193125-17-341898-index.html : 20171114
<SEC-HEADER>0001193125-17-341898.hdr.sgml : 20171114
<ACCEPTANCE-DATETIME>20171114090555
ACCESSION NUMBER:		0001193125-17-341898
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		3
CONFORMED PERIOD OF REPORT:	20171113
ITEM INFORMATION:		Other Events
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20171114
DATE AS OF CHANGE:		20171114

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MIDDLEFIELD BANC CORP
		CENTRAL INDEX KEY:			0000836147
		STANDARD INDUSTRIAL CLASSIFICATION:	STATE COMMERCIAL BANKS [6022]
		IRS NUMBER:				341585111
		STATE OF INCORPORATION:			OH

	FILING VALUES:
		FORM TYPE:		8-K
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-36613
		FILM NUMBER:		171198640

	BUSINESS ADDRESS:	
		STREET 1:		15985 E HIGH ST
		STREET 2:		P O BOX 35
		CITY:			MIDDLEFILED
		STATE:			OH
		ZIP:			44062-9263
		BUSINESS PHONE:		4406321666

	MAIL ADDRESS:	
		STREET 1:		15985 EAST HIGH STREET
		STREET 2:		P O BOX 35
		CITY:			MIDDLEFIELD
		STATE:			OH
		ZIP:			44062-9263
</SEC-HEADER>
<DOCUMENT>
<TYPE>8-K
<SEQUENCE>1
<FILENAME>d493049d8k.htm
<DESCRIPTION>8-K
<TEXT>
Document 1 - file: d493049d8k.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99
<SEQUENCE>2
<FILENAME>d493049dex99.htm
<DESCRIPTION>EX-99
<TEXT>
Document 2 - file: d493049dex99.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>g493049g65v34.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: g493049g65v34.jpg

</DOCUMENT>
</SEC-DOCUMENT>