
Brimfield
- County:
- Portage County
- County Seat:
- No
- Area (mi²):
- 3.973
- State:
- Ohio
Brimfield is a CDP located in Portage County, Ohio. Brimfield has a 2025 population of 3,097. Brimfield is currently declining at a rate of -0.51% annually and its population has decreased by -11.46% since the most recent census, which recorded a population of 3,498 in 2020.
The average household income in Brimfield is $85,887 with a poverty rate of 2.86%. The median age in Brimfield is 36.8 years: 40.1 years for males, and 36.2 years for females.