Mingo County, West Virginia

Mingo County
The Coal House museum in Williamson
Location within the U.S. state of West Virginia
West Virginia's location within the U.S.
Coordinates: 37°44′N 82°08′W / 37.73°N 82.14°W / 37.73; -82.14
Country United States
State West Virginia
FoundedJanuary 30, 1895
Named afterMingo people
SeatWilliamson
Largest cityWilliamson
Area
  Total
424 sq mi (1,100 km2)
  Land423 sq mi (1,100 km2)
  Water0.9 sq mi (2 km2)  0.2%
Population
 (2020)
  Total
23,568
  Estimate 
(2021)
23,005
  Density56/sq mi (21/km2)
Time zoneUTC−5 (Eastern)
  Summer (DST)UTC−4 (EDT)
Congressional district1st
Websitewww.mingocountywv.com

Mingo County is a county in the U.S. state of West Virginia. As of the 2020 census, the population was 23,568. Its county seat and largest city is Williamson. Created in 1895, Mingo is West Virginia's newest county, named for the historic Iroquoian Mingo people.