<SEC-DOCUMENT>0001193125-19-146067-index.html : 20190514
<SEC-HEADER>0001193125-19-146067.hdr.sgml : 20190514
<ACCEPTANCE-DATETIME>20190514090155
ACCESSION NUMBER:		0001193125-19-146067
CONFORMED SUBMISSION TYPE:	8-K
PUBLIC DOCUMENT COUNT:		3
CONFORMED PERIOD OF REPORT:	20190513
ITEM INFORMATION:		Other Events
ITEM INFORMATION:		Financial Statements and Exhibits
FILED AS OF DATE:		20190514
DATE AS OF CHANGE:		20190514

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:		19820632

	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>d745950d8k.htm
<DESCRIPTION>FORM 8-K
<TEXT>
Document 1 - file: d745950d8k.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>d745950dex991.htm
<DESCRIPTION>EX-99.1
<TEXT>
Document 2 - file: d745950dex991.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>3
<FILENAME>g745950g0513065620573.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 3 - file: g745950g0513065620573.jpg

</DOCUMENT>
</SEC-DOCUMENT>