165,000 (2001 census). No monolinguals. Ethnic population: 374,000 (1993).
West Assam, Darrang, Goalpara, and Kamrup districts; Nagaland; West Bengal, Jalpaiguri and Alipurduar subdivisions; Koch Bihar district, Tafangunj subdivision; Meghalaya, East and West Garo hills districts.
Maitaria (Maitoria, Maituri), Rangdania (Rongdani). Rongdani is the standard dialect. Lexical similarity: 73% between Maituri and Rongdani. 31%–39% with Koch [kdq].
A Scheduled Tribe. Traditional religion, Christian, Hindu.