
Spring Grove township
- County:
- Roberts County
- County Seat:
- No
- Area (mi²):
- 35.991
- State:
- South Dakota
Spring Grove township is located in Roberts County, South Dakota. Spring Grove township has a 2025 population of 142. Spring Grove township is currently declining at a rate of 0% annually and its population has increased by 2.16% since the most recent census, which recorded a population of 139 in 2020.
The average household income in Spring Grove township is $34,653 with a poverty rate of 57.14%. The median age in Spring Grove township is 32.8 years: 23 years for males, and 33 years for females.