L1 users: 150 (Bradley 2007b). Ethnic population: 500 (Bradley 2007b).
Uthai Thani province: scattered.
Kok Chiang, Suphanburi. Not closely related to other languages.
Extinct in traditional territory in western Kanchanaburi Province, moribund (youngest fluent speakers over 40) in Kok Chiang village in Suphanburi Province, endangered in Khok Khwai village in Uthai Thani Province, where they have recently lost their land and dispersed into the surrounding forests (Bradley 2007a). Home. Mainly older adults. Also use Thai [tha].