
Marion township
- County:
- Marion County
- County Seat:
- No
- Area (mi²):
- 37.539
- State:
- Ohio
Marion township is located in Marion County, Ohio. Marion township has a 2025 population of 1,172. Marion township is currently declining at a rate of -0.34% annually and its population has decreased by -1.84% since the most recent census, which recorded a population of 1,194 in 2020.
The average household income in Marion township is $72,657 with a poverty rate of 15.45%. The median age in Marion township is 38.8 years: 40.7 years for males, and 38 years for females.