
Sioux Agency township
- County:
- Yellow Medicine County
- County Seat:
- No
- Area (mi²):
- 41.78
- State:
- Minnesota
Sioux Agency township is located in Yellow Medicine County, Minnesota. Sioux Agency township has a 2025 population of 238. Sioux Agency 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 238 in 2020.
The average household income in Sioux Agency township is $100,923 with a poverty rate of 4.21%. The median age in Sioux Agency township is 41.8 years: 26.3 years for males, and 55.5 years for females.