King
- County:
- Tripp County
- County Seat:
- No
- Area (mi²):
- 35.87
- State:
- South Dakota
King is located in Tripp County, South Dakota. King has a 2025 population of 47 . King is currently growing at a rate of 2.17% 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 King is 27.5 years: 15.8 years for males, and 0 years for females. For every 100 females there are 375.0 males.