
Marion township
- County:
- Franklin County
- County Seat:
- No
- Area (mi²):
- 21.98
- State:
- Pennsylvania
Marion township is located in Franklin County, Pennsylvania. Marion township has a 2025 population of 1,173. Marion township is currently declining at a rate of -0.51% annually and its population has decreased by -0.93% since the most recent census, which recorded a population of 1,184 in 2020.
The average household income in Marion township is $88,772 with a poverty rate of 8.55%. The median age in Marion township is 43 years: 31.9 years for males, and 51.5 years for females.