Eden township
- County:
- Marshall County
- County Seat:
- No
- Area (mi²):
- 35.076
- State:
- South Dakota
Eden township is located in Marshall County, South Dakota. Eden township has a 2026 population of 55. Eden township is currently growing at a rate of 3.77% annually and its population has increased by 5.77% since the most recent census, which recorded a population of 52 in 2020.
The median age in Eden township is 71.1 years: 0 years for males, and 0 years for females. For every 100 females there are 130.8 males.