
Harrison
- County:
- Hamilton County
- County Seat:
- No
- Area (mi²):
- 5.341
- State:
- Ohio
Harrison is a city located in Hamilton County, Ohio. Harrison has a 2025 population of 13,781. Harrison is currently growing at a rate of 1.7% annually and its population has increased by 9.13% since the most recent census, which recorded a population of 12,628 in 2020.
The average household income in Harrison is $107,469 with a poverty rate of 5.46%. The median age in Harrison is 37.3 years: 34.5 years for males, and 38.7 years for females.