
Broad Brook
- County Seat:
- No
- Area (mi²):
- 5.925
- State:
- Connecticut
Broad Brook is a CDP located in . Broad Brook has a 2025 population of 3,990. Broad Brook is currently declining at a rate of -0.15% annually and its population has decreased by -3.11% since the most recent census, which recorded a population of 4,118 in 2020.
The average household income in Broad Brook is $112,653 with a poverty rate of 9.78%. The median age in Broad Brook is 42.5 years: 41.6 years for males, and 42.8 years for females.