
Brookhaven
- County:
- Delaware County
- County Seat:
- No
- Area (mi²):
- 1.708
- State:
- Pennsylvania
Brookhaven is a borough located in Delaware County, Pennsylvania. Brookhaven has a 2025 population of 8,291. Brookhaven is currently declining at a rate of 0% annually and its population has decreased by 0% since the most recent census, which recorded a population of 8,291 in 2020.
The average household income in Brookhaven is $100,484 with a poverty rate of 3.39%. The median age in Brookhaven is 43 years: 42 years for males, and 46.6 years for females.