ATLAS · SEAPORTS · INDONESIA
Seaports in Indonesia
Indonesia has 123 portsin the World Port Index — 3 large deep-water ports, 6 medium and 114 smaller harbours. They sit on Indian Ocean, Java Sea; South Pacific Ocean, Makassar Strait; South Pacific Ocean, Celebes Sea; North Pacific Ocean. Below: how they split by size, and the biggest harbours. From the NGA World Port Index, snapshot 2026-06-22.
PORTS123
LARGE · MEDIUM3 · 6
ONIndian Ocean, Java Sea; South Pacific Ocean
By harbour size
Large3 · 2%
Medium6 · 5%
Small18 · 15%
Very small96 · 78%
Biggest ports in Indonesia
The largest harbours in the snapshot, with their water body and harbour type.
largeKasim TerminalSouth Pacific Ocean · Open Roadstead · ID KASmax 183 m
largeCilacapIndian Ocean · Coastal (Natural) · ID CXP
largeJakartaJava Sea; South Pacific Ocean · Coastal (Breakwater) · ID JKT
mediumDumaiStrait of Malacca; Indian Ocean · River (Natural) · ID DUMmax 315 m
mediumBelawanStrait of Malacca; Indian Ocean · River (Natural) · ID BLW
mediumMerak Mas TerminalIndian Ocean, Java Sea; South Pacific Ocean · Coastal (Natural) · ID MRK
mediumPalembangNatuna Sea; South China Sea; South Pacific Ocean · River (Natural) · ID PLM
mediumSurabayaBali Sea; Java Sea; South Pacific Ocean · Coastal (Breakwater) · ID SUB
mediumUjung PandangMakassar Strait; South Pacific Ocean · Coastal (Breakwater) · ID UPG
smallBalikpapanMakassar Strait; South Pacific Ocean · Coastal (Natural) · ID BPNmax 292 m
smallJayapuraSouth Pacific Ocean · Coastal (Natural)max 212 m
smallAmbonBanda Sea; South Pacific Ocean · Coastal (Natural) · ID AMQmax 200 m
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