St Mary's Harbour
South-west England (Devon, Cornwall, Scilly) · United Kingdom
Plan route from St Mary's HarbourShow on map
St Mary's Harbour is a harbour in the South-west England (Devon, Cornwall, Scilly) cruising area, United Kingdom. The water depth in the harbour is about 2.4 m. Facilities on site: Toilets, Diesel, Slipway, Restaurant, Groceries, Laundry, Repairs. The nearest harbour by water is Porthloo Boat Park (0.1 nm). With Sailseer you can plan passages from here with weather from nine models, tides, currents and bridge times.
Harbour info
Water depth: Harbour 2.4 m
Depth source: EMODnet (estimate)
Location: 49° 55,01' N 006° 18,91' W
From OpenStreetMap (node/3470962516). Depth 2.4 m estimated off the entrance from the EMODnet model, not guaranteed.
Facilities
ToiletsDieselSlipwayRestaurantGroceriesLaundryRepairs
10-day outlook
| Day | Wind kn | Gusts kn | from | Waves | Weather | |
|---|---|---|---|---|---|---|
| loading … | ||||||
Strongest wind and gust per day, mean of ECMWF and GFS; from day six only a trend. Hourly forecast, models and warnings on the map
Nearest harbours by water
- Porthloo Boat Park 0.1 nm E · Plan route
Harbour guides and charts
- OpenSeaMap Chart with buoys, lights and harbour details
- OpenStreetMap Map with paths, shops and addresses ashore
- Google Maps Satellite view, Street View, opening hours ashore
- Windy Webcams Webcams nearby
- Navily Photos, reviews, prices and berth booking
- noforeignland Anchorages, services and reports from cruising sailors
Rules and formalities
Frequently asked questions
How deep is the water at St Mary's Harbour?
The water depth in the harbour is about 2.4 m. Source of the depth: EMODnet (estimate). Always rely on the chart and the echo sounder.
Is there diesel at St Mary's Harbour?
Yes, according to the harbour data there is diesel at St Mary's Harbour.
What facilities does St Mary's Harbour have?
Facilities on site: Toilets, Diesel, Slipway, Restaurant, Groceries, Laundry, Repairs.
Which harbours are near St Mary's Harbour?
By water: Porthloo Boat Park (0.1 nm).
What is the weather like in St Mary's Harbour?
For St Mary's Harbour, Sailseer shows the 10-day outlook from ECMWF and GFS and, on the map, the hourly forecast from nine models with official warnings and measured wind.
Sources: OpenStreetMap node/3470962516, OpenStreetMap (harbour services) (as of 2026-09-23) Location and facilities partly from OpenStreetMap (© OpenStreetMap contributors, ODbL).