
Colwyn
- County:
- Delaware County
- County Seat:
- No
- Area (mi²):
- 0.258
- State:
- Pennsylvania
Colwyn is a borough located in Delaware County, Pennsylvania. Colwyn has a 2025 population of 2,434. Colwyn is currently declining at a rate of -0.29% annually and its population has decreased by -1.42% since the most recent census, which recorded a population of 2,469 in 2020.
The average household income in Colwyn is $68,964 with a poverty rate of 28.96%. The median age in Colwyn is 27.2 years: 26 years for males, and 32.3 years for females.