L1 users: 165,000 (2001 census). No monolinguals. Ethnic population: 374,000 (1993).
Assam state: Darrang, Goalpara, and Kamrup districts; Nagaland state; West Bengal state: Alipurduar and Jalpaiguri districts; Koch Bihar district, Tafangunj sub-district; Meghalaya state: 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.