Subregion · part of Asia

South-Eastern Asia

Country-by-country guide to South-Eastern Asia: capitals, flags, borders, area, and population for every nation in this UN subregion of Asia.

11 countries 684,495,959 people 4,537,819 km² total land area

South-Eastern Asia is a subregion of Asia as defined in the United Nations geoscheme. The countries listed here share broad geographic, and often historical and economic, characteristics.

Use this page as an entry point into the subregion. Skim the table below for an at-a-glance comparison, then click any country to read the full editorial profile — capital, flag, official languages, currencies, bordering states, an embedded OpenStreetMap viewport, and links to high-resolution map services.

Bandar Seri Begawan 455,500 5,765 BRN
Phnom Penh 17,577,760 181,035 KHM
Jakarta 284,438,782 1,904,569 IDN
Vientiane 7,647,000 236,800 LAO
Kuala Lumpur 34,231,700 330,803 MYS
Naypyidaw 51,316,756 676,578 MMR
Manila 114,123,600 342,353 PHL
Singapore 6,110,200 710 SGP
Bangkok 65,859,640 513,120 THA
Dili 1,391,221 14,874 TLS
Hanoi 101,343,800 331,212 VNM