Document And Entity Information (USD $)	9 Months Ended
	Sep. 30, 2011	Dec. 31, 2010
Entity Registrant Name	Ohio Valley Banc Corp.
Entity Central Index Key	0000894671
Current Fiscal Year End Date	--12-31
Entity Well-known Seasoned Issuer	No
Entity Voluntary Filers	No
Entity Current Reporting Status	Yes
Entity Filer Category	Accelerated Filer
Entity Public Float		$ 60,727,295
Entity Common Stock, Shares Outstanding	4,000,056
Document Fiscal Year Focus	2011
Document Fiscal Period Focus	Q3
Document Type	10-Q
Amendment Flag	false
Document Period End Date	Sep. 30, 2011