
Berlin
- County:
- Worcester County
- County Seat:
- No
- Area (mi²):
- 12.972
- State:
- Massachusetts
Berlin is located in Worcester County, Massachusetts. Berlin has a 2025 population of 3,535. Berlin is currently growing at a rate of 1.58% annually and its population has increased by 8.1% since the most recent census, which recorded a population of 3,270 in 2020.
The average household income in Berlin is $143,791 with a poverty rate of 4.68%. The median age in Berlin is 50.4 years: 49.1 years for males, and 54.5 years for females.