ATLAS · SEAPORTS · SAINT HELENA, ASCENSION AND TRISTAN DA CUNHA
Seaports in Saint Helena, Ascension and Tristan da Cunha
Saint Helena, Ascension and Tristan da Cunha has 4 portsin the World Port Index — 1 large deep-water port, 1 medium and 2 smaller harbours. They sit on South Atlantic Ocean. Below: how they split by size, and the biggest harbours. From the NGA World Port Index, snapshot 2026-06-22.
PORTS4
LARGE · MEDIUM1 · 1
ONSouth Atlantic Ocean
By harbour size
Large1 · 25%
Medium1 · 25%
Small1 · 25%
Very small1 · 25%
Biggest ports in Saint Helena, Ascension and Tristan da Cunha
The largest harbours in the snapshot, with their water body and harbour type.
largeJamestownSouth Atlantic Ocean · Open Roadstead · SH SHN
mediumGeorgetownSouth Atlantic Ocean · Open Roadstead · SH ASI
smallNorth PointSouth Atlantic Ocean · Open Roadstead
very smallEdinburgh Of The Seven SeasSouth Atlantic Ocean · Open Roadstead
Ports in other countries
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