Singapore sits at the southern tip of the Malay Peninsula, a compact city-state where dense urban life meets busy shipping lanes and nearby neighbors just across the water. Its position makes even short boundaries meaningful for travel, trade and regional ties.
There are 2 countries that border singapore, ranging from Indonesia to Malaysia. For each neighbor we list Flag, Border type, Border length (km) in a concise table you’ll find below.
Does Singapore share a land border with both Indonesia and Malaysia?
No — Singapore has a direct land connection with Malaysia (the Causeway and the Tuas Second Link), while its boundary with Indonesia is maritime, defined by sea limits and island jurisdictions.
Where do the border length figures come from and how reliable are they?
Border lengths are usually drawn from national mapping agencies, maritime delimitation agreements and international datasets (UN, CIA World Factbook); check the source notes that accompany the table below for the specific measurements and methodology.
Countries that Border Singapore
| Country | Flag | Border type | Border length (km) |
|---|---|---|---|
| Malaysia | 🇲🇾 | Land and maritime boundary | 1.06 |
| Indonesia | 🇮🇩 | Maritime boundary | 150 |
Descriptions
Malaysia
Malaysia shares a short land border with Singapore at Johor (Woodlands Causeway/Tuas Second Link) plus adjacent maritime limits. Bilateral agreements and the 2008 ICJ ruling on Pedra Branca influenced maritime delimitation; border affects daily commuting and cross-border trade.
Indonesia
Indonesia shares maritime boundaries with Singapore across the Singapore Strait and near the Riau Islands; there is no land border. Bilateral delimitation and sectoral agreements cover navigation, security and resource use around busy sea lanes between the two countries.
