
Port Penn
- County:
- New Castle County
- County Seat:
- No
- Area (mi²):
- 0.404
- State:
- Delaware
Port Penn is a CDP located in New Castle County, Delaware. Port Penn has a 2025 population of 172. Port Penn is currently growing at a rate of 6.83% annually but its population has decreased by -41.3% since the most recent census, which recorded a population of 293 in 2020.
The average household income in Port Penn is $94,315 with a poverty rate of 0%. The median age in Port Penn is 66.3 years: 66.4 years for males, and 38 years for females.