
Bismarck township
- County:
- Sibley County
- County Seat:
- No
- Area (mi²):
- 35.954
- State:
- Minnesota
Bismarck township is located in Sibley County, Minnesota. Bismarck township has a 2025 population of 338. Bismarck township is currently growing at a rate of 1.5% annually and its population has increased by 4.32% since the most recent census, which recorded a population of 324 in 2020.
The average household income in Bismarck township is $85,471 with a poverty rate of 23.49%. The median age in Bismarck township is 34.3 years: 38.1 years for males, and 32.1 years for females.