
Grand township
- County:
- Marion County
- County Seat:
- No
- Area (mi²):
- 18.191
- State:
- Ohio
Grand township is located in Marion County, Ohio. Grand township has a 2025 population of 352. Grand township is currently growing at a rate of 0.57% annually and its population has increased by 1.15% since the most recent census, which recorded a population of 348 in 2020.
The average household income in Grand township is $78,669 with a poverty rate of 2.58%. The median age in Grand township is 43.7 years: 43.8 years for males, and 40.9 years for females.