Grange township
- County:
- Deuel County
- County Seat:
- No
- Area (mi²):
- 35.936
- State:
- South Dakota
Grange township is located in Deuel County, South Dakota. Grange township has a 2026 population of 140. Grange township is currently growing at a rate of 0.72% annually and its population has increased by 2.19% since the most recent census, which recorded a population of 137 in 2020.
The median household income in Grange township is $132,344 with a poverty rate of 0%. The median age in Grange township is 49.4 years: 56.3 years for males, and 34.8 years for females. For every 100 females there are 83.1 males.