Green Valley
- County:
- Miner County
- County Seat:
- No
- Area (mi²):
- 35.893
- State:
- South Dakota
Green Valley is located in Miner County, South Dakota. Green Valley has a 2025 population of 43 . Green Valley is currently growing at a rate of 2.38% annually and its population has increased by 2.38% since the most recent census, which recorded a population of 42 in 2020.
The median age in Green Valley is 72.3 years: 0 years for males, and 0 years for females. For every 100 females there are 112.5 males.