Mineral County, West Virginia

Mineral County
Location within the U.S. state of West Virginia
West Virginia's location within the U.S.
Coordinates: 39°25′N 78°56′W / 39.42°N 78.94°W / 39.42; -78.94
Country United States
State West Virginia
FoundedFebruary 1, 1866
SeatKeyser
Largest cityKeyser
Area
  Total
329 sq mi (850 km2)
  Land328 sq mi (850 km2)
  Water1.4 sq mi (4 km2)  0.4%
Population
 (2020)
  Total
26,938
  Estimate 
(2021)
26,857
  Density82/sq mi (32/km2)
Time zoneUTC−5 (Eastern)
  Summer (DST)UTC−4 (EDT)
Congressional district1st
Websitewww.mineralwv.org

Mineral County is a county in the U.S. state of West Virginia. It is part of the Cumberland metropolitan area, together with Cumberland, Maryland. As of the 2020 census, the population was 26,938. Its county seat is Keyser. The county was founded in 1866.