Administrative divisions of Laos
Laos is divided into 17 first-level administrative divisions:
Largest cities in Laos
| # | City | Population |
|---|---|---|
| 1 | VientianeCapital | 754,000 |
| 2 | Louangphrabang | 107,142 |
| 3 | Pakxe | 102,775 |
| 4 | Savannakhet | 84,898 |
| 5 | Thakhek | 76,928 |
| 6 | Xam Nua | 38,992 |
| 7 | Phonsavan | 37,507 |
| 8 | Xaignabouri | 16,200 |
| 9 | Champasak | 12,994 |
| 10 | Ban Houayxay | 6,347 |
Vientiane is the largest urban area in Laos with about 754,000 people.
Terrain, rivers & lakes
Highest terrain in Laos: ≈ 2,823 m — read from the global elevation model, so summit heights are approximate. The physical map paints elevation bands from green lowlands to brown highlands.
🌊 Rivers
- Lancang
- Mekong
- Ou
- Kong
- Ngun
- Ca
🏞️ Lakes
- Nam Ngum Reservoir
Ethnic groups in Laos
Lao 53.2%, Khmou 11%, Hmong 9.2%, Phouthay 3.4%, Tai 3.1%, Makong 2.5%, Katong 2.2%, Lue 2%, Akha 1.8%, other 11.6% (2015 est.)
Regionally, Lao is the most common ethnic group across most of the 17 divisions, while Khmou predominates in 3 divisions (Oudômxai, Bokeo, Louangphrabang); Akha predominates in 2 divisions (Phôngsali, Louang Namtha); Hmong predominates in 1 division (Xiangkhoang); Katu predominates in 1 division (Xékong).
Source: CIA World Factbook (2015 est.) · regional dominance compiled by Glostats from censuses and surveys
Religions in Laos
Buddhist 64.7%, Christian 1.7%, none 31.4%, other/not stated 2.1% (2015 est.)
Regionally, Buddhist is the most common religious group across most of the 17 divisions, while none predominates in 4 divisions (Phôngsali, Oudômxai, Louang Namtha, Xékong).
Source: CIA World Factbook (2015 est.) · regional dominance compiled by Glostats from censuses and surveys
Languages in Laos
Lao (official), French, English, various ethnic languages
Regionally, Lao is the most common language group across most of the 17 divisions.
Source: CIA World Factbook · regional dominance compiled by Glostats from censuses and surveys
Explore more
Sources: boundaries, cities, rivers and lakes from Natural Earth (public domain, 1:10m); elevation from the AWS Open Data terrain tiles (SRTM/GMTED); ethnic, religious and language shares from the CIA World Factbook; regional dominance compiled by Glostats from national censuses and surveys. Page generated 2026-10-19. More about our data.