
Chilmark
- County:
- Dukes County
- County Seat:
- No
- Area (mi²):
- 19.036
- State:
- Massachusetts
Chilmark is located in Dukes County, Massachusetts. Chilmark has a 2025 population of 1,222. Chilmark is currently declining at a rate of -0.41% annually but its population has increased by 0.83% since the most recent census, which recorded a population of 1,212 in 2020.
The average household income in Chilmark is $220,351 with a poverty rate of 6.11%. The median age in Chilmark is 50.1 years: 45.1 years for males, and 50.7 years for females.