
Williamsburg
- County:
- Hampshire County
- County Seat:
- No
- Area (mi²):
- 25.536
- State:
- Massachusetts
Williamsburg is located in Hampshire County, Massachusetts. Williamsburg has a 2025 population of 2,457. Williamsburg is currently declining at a rate of -0.24% annually and its population has decreased by -1.64% since the most recent census, which recorded a population of 2,498 in 2020.
The average household income in Williamsburg is $133,406 with a poverty rate of 4.34%. The median age in Williamsburg is 49.3 years: 47.4 years for males, and 50.6 years for females.