Warren township
- County:
- Sanborn County
- County Seat:
- No
- Area (mi²):
- 35.24
- State:
- South Dakota
Warren township is located in Sanborn County, South Dakota. Warren township has a 2026 population of 47. Warren township is currently declining at a rate of 0% annually and its population has increased by 4.44% since the most recent census, which recorded a population of 45 in 2020.
The median age in Warren township is 52.5 years: 47 years for males, and 0 years for females. For every 100 females there are 350.0 males.