Jefferson, South Dakota — Islands
Islands Near Jefferson, South Dakota
Nearest Islands by Distance
| # | Island | Distance |
|---|---|---|
| 1. | Goat Island | 28.4 mi. |
| 2. | Saint Helena Island | 33.9 mi. |
| 3. | Rush Island | 44.1 mi. |
| 4. | Green Island (historical) | 45.8 mi. |
| 5. | Sego Island (historical) | 52.8 mi. |
Island Locations