
Sunderland
- County:
- Franklin County
- County Seat:
- No
- Area (mi²):
- 14.22
- State:
- Massachusetts
Sunderland is located in Franklin County, Massachusetts. Sunderland has a 2025 population of 3,606. Sunderland is currently declining at a rate of -0.41% annually and its population has decreased by -1.34% since the most recent census, which recorded a population of 3,655 in 2020.
The average household income in Sunderland is $80,874 with a poverty rate of 19.08%. The median age in Sunderland is 34.7 years: 32.5 years for males, and 35.5 years for females.