3,070,000 in Laos (2005 census). Population total all countries: 3,273,180.
Mekong river valley, Luang Prabang south to the Cambodia border. Lao-Khrang dialect is in Nakhonsawan and Nakhon Pathom areas. Also in Australia, Cambodia, Canada, France, Thailand, United States, Viet Nam.
1 (National). Statutory national language (2003, Constitution, Article 89).
Lao-Kao, Lao-Khrang, Luang Prabang, Pakse, Savannakhet (Suwannakhet), Vientiane (Wiang Jan). Dialect subgroup with Northeastern Tai of Thailand.
800,000 L2 speakers.
The Lao Kao migrated to Thailand and are in Nan, Loei, Saraburi, and elsewhere. Buddhist, traditional religion, Christian.