Logan
- County:
- Beadle County
- County Seat:
- No
- Area (mi²):
- 35.636
- State:
- South Dakota
Logan is located in Beadle County, South Dakota. Logan has a 2025 population of 123. Logan is currently declining at a rate of 0% annually and its population has decreased by 0% since the most recent census, which recorded a population of 123 in 2020.
The median age in Logan is 24.9 years: 49.1 years for males, and 24.8 years for females.