
Brockton
- County:
- Plymouth County
- County Seat:
- No
- Area (mi²):
- 21.333
- State:
- Massachusetts
Brockton is a city located in Plymouth County, Massachusetts. Brockton has a 2025 population of 104,476. Brockton is currently declining at a rate of -0.2% annually and its population has decreased by -0.98% since the most recent census, which recorded a population of 105,511 in 2020.
The average household income in Brockton is $104,856 with a poverty rate of 13.9%. The median age in Brockton is 36.5 years: 35.5 years for males, and 37.3 years for females.