
Brimfield
- County:
- Hampden County
- County Seat:
- No
- Area (mi²):
- 34.771
- State:
- Massachusetts
Brimfield is located in Hampden County, Massachusetts. Brimfield has a 2025 population of 3,719. Brimfield is currently growing at a rate of 0.27% annually and its population has increased by 0.81% since the most recent census, which recorded a population of 3,689 in 2020.
The average household income in Brimfield is $135,647 with a poverty rate of 5.87%. The median age in Brimfield is 44.8 years: 41.7 years for males, and 52.1 years for females.