
Harrison
- County:
- Cumberland County
- County Seat:
- No
- Area (mi²):
- 33.194
- State:
- Maine
Harrison is located in Cumberland County, Maine. Harrison has a 2025 population of 2,605. Harrison is currently growing at a rate of 1.24% annually and its population has increased by 6.11% since the most recent census, which recorded a population of 2,455 in 2020.
The average household income in Harrison is $77,841 with a poverty rate of 17.15%. The median age in Harrison is 56 years: 55.8 years for males, and 56.5 years for females.