
Harrisville
- County:
- Cheshire County
- County Seat:
- No
- Area (mi²):
- 18.652
- State:
- New Hampshire
Harrisville is located in Cheshire County, New Hampshire. Harrisville has a 2025 population of 1,002. Harrisville is currently declining at a rate of 0% annually and its population has increased by 1.83% since the most recent census, which recorded a population of 984 in 2020.
The average household income in Harrisville is $123,506 with a poverty rate of 4.67%. The median age in Harrisville is 57.4 years: 58.2 years for males, and 57 years for females.