Groton, South Dakota — Islands
Islands Near Groton, South Dakota
Nearest Islands by Distance
| # | Island | Distance |
|---|---|---|
| 1. | Motley Island | 40.7 mi. |
| 2. | Parker Island | 40.8 mi. |
Island Locations
| # | Island | Distance |
|---|---|---|
| 1. | Motley Island | 40.7 mi. |
| 2. | Parker Island | 40.8 mi. |