
Monson
- County:
- Hampden County
- County Seat:
- No
- Area (mi²):
- 44.22
- State:
- Massachusetts
Monson is located in Hampden County, Massachusetts. Monson has a 2025 population of 8,130. Monson is currently growing at a rate of 0.16% annually but its population has decreased by -0.05% since the most recent census, which recorded a population of 8,134 in 2020.
The average household income in Monson is $109,526 with a poverty rate of 12.17%. The median age in Monson is 49.3 years: 47.2 years for males, and 51 years for females.