Elevation of Port Antonio, Portland, Jamaica
Port Antonio, Portland, Jamaica is 15 m (49 ft) above sea level.
Port Antonio's height from sea level is 15 metres, or 49 feet. GeoNames reads 2 m at the same point (SRTM); Wikidata records 20 m.
Ground within 5 km
Mean 73 m across the 9.9 km square centred on the town, 388 m from its lowest cell to its highest.
Cross-section through Port Antonio
Ground elevation along two lines through the town, 28 km end to end, one cell (about 1 km) per step. The red dot is Port Antonio; 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 Antonio
| Town | Distance | Direction | Elevation | Compared |
|---|---|---|---|---|
| Moore Town | 11.8 km | S | 201 m (659 ft) | +186 m |
| Hope Bay | 12.8 km | W | 0 m (0 ft) | −15 m |
| Buff Bay | 23 km | W | 28 m (92 ft) | +13 m |
| Manchioneal | 23.6 km | SE | 9 m (30 ft) | −6 m |
| Trinity Ville (Saint Thomas) | 25 km | S | 230 m (755 ft) | +215 m |
Peaks and passes near Port Antonio
- Blue Mountain Peak, peak at 2,256 m (7,402 ft), 19.8 km to the SW — 2,241 m above the town.
- Markham Hill, peak at 1,820 m (5,971 ft), 23.1 km to the SW — 1,805 m above the town.
- Mt St Bernard, hill at 480 m (1,575 ft), 24.4 km to the W — 465 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 Antonio is
Latitude 18.1757009, longitude -76.4502525. 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 Antonio'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 2 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. Wikidata's figure is the one its editors cite for the town, often from a survey marker or the town hall.