Eden
- County:
- Marshall County
- County Seat:
- No
- Area (mi²):
- 0.154
- State:
- South Dakota
Eden is a town located in Marshall County, South Dakota. Eden has a 2026 population of 91. Eden is currently declining at a rate of 0% annually and its population has decreased by -1.09% since the most recent census, which recorded a population of 92 in 2020.
The median age in Eden is 53.8 years: 61.2 years for males, and 34.6 years for females. For every 100 females there are 79.7 males.