<SEC-DOCUMENT>0001193125-22-251791-index.html : 20220927
<SEC-HEADER>0001193125-22-251791.hdr.sgml : 20220927
<ACCEPTANCE-DATETIME>20220927090625
ACCESSION NUMBER:		0001193125-22-251791
CONFORMED SUBMISSION TYPE:	424B3
PUBLIC DOCUMENT COUNT:		10
FILED AS OF DATE:		20220927
DATE AS OF CHANGE:		20220927

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:		424B3
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-266694
		FILM NUMBER:		221267473

	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>
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<SEQUENCE>1
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Document 1 - file: d365548d424b3.htm

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Document 2 - file: g365548g04a71.jpg

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Document 3 - file: g365548g05p10.jpg

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Document 4 - file: g365548g10p19.jpg

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Document 5 - file: g365548g11p21.jpg

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Document 6 - file: g365548g11q46.jpg

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Document 7 - file: g365548g19q71.jpg

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<DESCRIPTION>GRAPHIC
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Document 8 - file: g365548g53o96.jpg

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Document 9 - file: g365548g85y00.jpg

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Document 10 - file: g365548g96y40.jpg

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