
Grimstad township
- County:
- Roseau County
- County Seat:
- No
- Area (mi²):
- 37.12
- State:
- Minnesota
Grimstad township is located in Roseau County, Minnesota. Grimstad township has a 2025 population of 112. Grimstad township is currently declining at a rate of -1.75% annually and its population has decreased by -5.88% since the most recent census, which recorded a population of 119 in 2020.
The average household income in Grimstad township is $95,308 with a poverty rate of 0%. The median age in Grimstad township is 53.2 years: 53.6 years for males, and 50.8 years for females.