
Marion township
- County:
- Grant County
- County Seat:
- No
- Area (mi²):
- 34.109
- State:
- Indiana
Marion township is located in Grant County, Indiana. Marion township has a 2025 population of 2,008. Marion township is currently growing at a rate of 1.06% annually and its population has increased by 5.19% since the most recent census, which recorded a population of 1,909 in 2020.
The average household income in Marion township is $110,594 with a poverty rate of 10.07%. The median age in Marion township is 43.8 years: 45 years for males, and 43.3 years for females.