| Location | Southeastern Asia, bordering the South China Sea and Malaysia |
| Geographic coordinates | 4 30 N, 114 40 E |
| Map references | Southeast Asia |
| Area | total: 5,765 sq km
land: 5,265 sq km
water: 500 sq km |
| Area - comparative | slightly smaller than Delaware |
| Land boundaries | total: 381 km
border countries: Malaysia 381 km |
| Coastline | 161 km |
| Maritime claims | territorial sea: 12 nm
exclusive economic zone: 200 nm or to median line |
| Climate | tropical; hot, humid, rainy |
| Terrain | flat coastal plain rises to mountains in east; hilly lowland in west |
| Elevation extremes | lowest point: South China Sea 0 m
highest point: Bukit Pagon 1,850 m |
| Natural resources | petroleum, natural gas, timber |
| Land use | arable land: 2.08%
permanent crops: 0.87%
other: 97.05% (2005) |
| Irrigated land | 10 sq km (2003) |
| Total renewable water resources | 8.5 cu km (1999) |
| Freshwater withdrawal (domestic/industrial/agricultural) | total: 0.09
per capita: 243 cu m/yr (1994) |
| Natural hazards | typhoons, earthquakes, and severe flooding are rare |
| Environment - current issues | seasonal smoke/haze resulting from forest fires in Indonesia |
| Environment - international agreements | party to: Biodiversity, Climate Change, Desertification, Endangered Species, Hazardous Wastes, Law of the Sea, Ozone Layer Protection, Ship Pollution
signed, but not ratified: none of the selected agreements |
| Geography - note | close to vital sea lanes through South China Sea linking Indian and Pacific Oceans; two parts physically separated by Malaysia; almost an enclave within Malaysia |
