
Bison township
- County:
- Perkins County
- County Seat:
- No
- Area (mi²):
- 34.593
- State:
- South Dakota
Bison township is located in Perkins County, South Dakota. Bison township has a 2025 population of 18. Bison township is currently declining at a rate of 0% annually and its population has decreased by 0% since the most recent census, which recorded a population of 18 in 2020.
The average household income in Bison township is $162,013 with a poverty rate of 0%. The median age in Bison township is 8.6 years: 40.1 years for males, and 8.5 years for females.