
Pennwyn
- County:
- Berks County
- County Seat:
- No
- Area (mi²):
- 0.531
- State:
- Pennsylvania
Pennwyn is a CDP located in Berks County, Pennsylvania. Pennwyn has a 2025 population of 442. Pennwyn is currently declining at a rate of -4.95% annually and its population has decreased by -32.83% since the most recent census, which recorded a population of 658 in 2020.
The average household income in Pennwyn is $57,471 with a poverty rate of 26.14%. The median age in Pennwyn is 50.5 years: 56.5 years for males, and 50.3 years for females.