
Longfellow
- County:
- Mifflin County
- County Seat:
- No
- Area (mi²):
- 0.644
- State:
- Pennsylvania
Longfellow is a CDP located in Mifflin County, Pennsylvania. Longfellow has a 2025 population of 68. Longfellow is currently declining at a rate of -11.69% annually and its population has decreased by -50% since the most recent census, which recorded a population of 136 in 2020.
The average household income in Longfellow is $62,841 with a poverty rate of 4.35%. The median age in Longfellow is 64.3 years: 64.8 years for males, and 60.5 years for females.