Harrisville
- County:
- Ritchie County
- County Seat:
- Yes
- Area (mi²):
- 1.584
- State:
- West Virginia
Harrisville is a town located in Ritchie County, West Virginia. Harrisville has a 2026 population of 1,547. It is also the county seat of Ritchie County. Harrisville is currently declining at a rate of -0.64% annually and its population has decreased by -4.62% since the most recent census, which recorded a population of 1,622 in 2020.
The median household income in Harrisville is $47,768 with a poverty rate of 25.12%. The median age in Harrisville is 42.9 years: 37.2 years for males, and 44 years for females. For every 100 females there are 70.3 males.