
Onstad township
- County:
- Polk County
- County Seat:
- No
- Area (mi²):
- 35.672
- State:
- Minnesota
Onstad township is located in Polk County, Minnesota. Onstad township has a 2025 population of 62. Onstad township is currently declining at a rate of -1.59% annually and its population has decreased by -6.06% since the most recent census, which recorded a population of 66 in 2020.
The average household income in Onstad township is $106,591 with a poverty rate of 5.71%. The median age in Onstad township is 39.5 years: 24.5 years for males, and 41.3 years for females.