Ohio County, West Virginia

Ohio County
Location within the U.S. state of West Virginia
West Virginia's location within the U.S.
Coordinates: 40°06′N 80°37′W / 40.1°N 80.62°W / 40.1; -80.62
Country United States
State West Virginia
FoundedOctober 7, 1776
Named afterOhio River
SeatWheeling
Largest cityWheeling
Area
  Total
109 sq mi (280 km2)
  Land106 sq mi (270 km2)
  Water3.2 sq mi (8 km2)  2.9%
Population
 (2020)
  Total
42,425
  Estimate 
(2023)
41,194
  Density390/sq mi (150/km2)
Time zoneUTC−5 (Eastern)
  Summer (DST)UTC−4 (EDT)
Congressional district2nd
Websitewww.ohiocountywv.gov

Ohio County is a county located in the Northern Panhandle of the U.S. state of West Virginia, and forms part of the Wheeling metropolitan area. As of the 2020 census, the population was 42,425. Its county seat is Wheeling. The county was formed in 1776 from the District of West Augusta, Virginia. It was named for the Ohio River, which forms its western boundary with the state of Ohio. West Liberty (formerly Black's Cabin) was designated as the county seat in 1777, serving to 1797.