
Grand Plain township
- County:
- Marshall County
- County Seat:
- No
- Area (mi²):
- 44.754
- State:
- Minnesota
Grand Plain township is located in Marshall County, Minnesota. Grand Plain township has a 2025 population of 52. Grand Plain township is currently declining at a rate of 0% annually and its population has decreased by -1.89% since the most recent census, which recorded a population of 53 in 2020.
The average household income in Grand Plain township is $96,159 with a poverty rate of 0%. The median age in Grand Plain township is 55.5 years: 57 years for males, and 41.5 years for females.