Three Mile Harbor Marina
marina · United States
Three Mile Harbor Marina is a marina in United States, 14.6 km in a straight line from the port of Shelter Island. Operated by Seacoast Enterprises Associates. Sources report shore power.
From OpenStreetMap: marinas, dive sites and slipways; last reported Oct 6, 2026.
Location
- Position
- 41.0005° N, 72.1829° W
- Country
- United States
Position of the place as mapped by its source, not for navigation.
Facilities and services
As each source reports them, with the record it comes from. A facility not listed is one no source reports, not one that is known to be missing.
| Item | Reported | Source |
|---|---|---|
| Operator | Seacoast Enterprises Associates | OpenStreetMap: marinas, dive sites and slipways |
| Shore power | Yes | OpenStreetMap: marinas, dive sites and slipways |
| Pump-out | No | OpenStreetMap: marinas, dive sites and slipways |
| Fee | Yes | OpenStreetMap: marinas, dive sites and slipways |
Nearest Voydar ports
Ports within 50 km, by straight-line distance (derived by Voydar). Port pages show arrivals, local conditions and tide data.
- Shelter Island USXSI14.6 km
- Greenport USGP419 km
- Mystic USMYC43.5 km
Marinas nearby
Other marinas and harbours within 25 km, by straight-line distance.
- Gardiner’s Bay0.3 km
- Devon Yacht Club6.6 km
- Shelter Island Yacht Club17.2 km
- Orient by the Sea17.8 km
- Village Of Greenport, Mitchell Park Marina18.6 km
- Safe Harbor Stirling19.3 km
- Brick Cove Marina19.3 km
- Hashamomuck Pond Waterway Access20.2 km
Sources and licence
Merged by Voydar from the records below: records of one place are joined by a shared Wikidata id, or by the same name within 250 metres; each fact keeps the source that reported it. Last merged Oct 6, 2026.
- OpenStreetMap: marinas, dive sites and slipways · Open Database License (ODbL) 1.0© OpenStreetMap contributors, ODbL 1.0 (https://www.openstreetmap.org/copyright)
Marina data © OpenStreetMap contributors, available under the Open Database License as a monthly download on Voydar open data.