
Marion township
- County:
- Marion County
- County Seat:
- No
- Area (mi²):
- 33.205
- State:
- Ohio
Marion township is located in Marion County, Ohio. Marion township has a 2025 population of 2,254. Marion township is currently declining at a rate of -0.22% annually and its population has decreased by -1.91% since the most recent census, which recorded a population of 2,298 in 2020.
The average household income in Marion township is $69,765 with a poverty rate of 31.21%. The median age in Marion township is 31.6 years: 30.4 years for males, and 37.8 years for females.