
Rockland
- County:
- Plymouth County
- County Seat:
- No
- Area (mi²):
- 10.029
- State:
- Massachusetts
Rockland is located in Plymouth County, Massachusetts. Rockland has a 2025 population of 17,548. Rockland is currently declining at a rate of -0.13% annually and its population has decreased by -1.28% since the most recent census, which recorded a population of 17,775 in 2020.
The average household income in Rockland is $126,214 with a poverty rate of 7.48%. The median age in Rockland is 39.8 years: 38.4 years for males, and 42.9 years for females.