Harrison County Flag

Harrison County

State:
West Virginia
County Seat:
Clarksburg

Harrison County's 2026 population is estimated at 64,390, reflecting a -0.06% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Harrison County is the 7th largest county in West Virginia. The 2010 population was 69,244 and has grown -7.01% since 2010.

64,390
Total Population
155
Population Density (mi²)
7
Population Rank (State)
-41 -0.06%
Annual Population Growth

Harrison County Population

Demographics

Economics and Income Statistics