Elevation of Port Saint Mary, Isle of Man
Port Saint Mary, Isle of Man is 0 m (0 ft) above sea level.
Port Saint Mary's height from sea level is 0 metres, or 0 feet. GeoNames reads 15 m at the same point (SRTM).
Ground within 4 km
Mean 33 m across the 8.1 km square centred on the town, 247 m from its lowest cell to its highest.
Cross-section through Port Saint Mary
Ground elevation along two lines through the town, 22.8 km end to end, one cell (about 1 km) per step. The red dot is Port Saint Mary; the vertical scale is the same on both.

Shading is a north-west light over the grid's own slopes. Colour follows elevation: sea level and below, 0–200 m, 500 m, 1,000 m, 2,000 m, 3,500 m, 5,000 m and above.
Towns near Port Saint Mary
| Town | Distance | Direction | Elevation | Compared |
|---|---|---|---|---|
| Port Erin (Port Erin) | 2.3 km | N | 12 m (39 ft) | +12 m |
| Castletown (Castletown) | 5.1 km | E | 11 m (36 ft) | +11 m |
| Peel (Peel) | 17.9 km | N | 1 m (3 ft) | +1 m |
| Douglas (Douglas) | 20.3 km | NE | 95 m (312 ft) | +95 m |
| Onchan (Onchan) | 22.5 km | NE | 68 m (223 ft) | +68 m |
Peaks and passes near Port Saint Mary
- Carraghan, hill at 500 m (1,640 ft), 23.8 km to the NE — 500 m above the town.
- Colden, hill at 487 m (1,598 ft), 21.7 km to the NE — 487 m above the town.
- South Barrule, peak at 483 m (1,585 ft), 10.5 km to the NE — 483 m above the town.
Summit heights from GeoNames (CC BY 4.0), within 25 km; only summits higher than the town are listed.
Where Port Saint Mary is
Latitude 54.0666667, longitude -4.7333333. Open the map here to read the elevation of any point around the town.
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About this reading
The elevation is the value of the GMTED2010 terrain grid (USGS/NGA, 30 arc-second cells of about 1 km) at Port Saint Mary's recorded coordinates. It is the height of the ground in that cell, not of any building; a town on a slope spans several cells, and the range above says how much that matters here. GeoNames' reading of 15 m comes from a finer 90 m SRTM grid at the point it records for the town, which may sit a few hundred metres from ours; the two agreeing to within a few metres is the usual case on flat ground, and a larger gap means the ground is steep.