
Harrison
- County:
- Hamilton County
- County Seat:
- No
- Area (mi²):
- 6.742
- State:
- Tennessee
Harrison is a CDP located in Hamilton County, Tennessee. Harrison has a 2025 population of 8,449. Harrison is currently growing at a rate of 0.54% annually but its population has decreased by -0.42% since the most recent census, which recorded a population of 8,485 in 2020.
The average household income in Harrison is $101,564 with a poverty rate of 4.26%. The median age in Harrison is 44.3 years: 40.9 years for males, and 46.4 years for females.