The major Scheduled Tribes in Assam are the Boro (35.06%), Miri (17.52%), Karbi (11.08%), Rabha (7.63%), and Kachari (6.52%).
In the autonomous districts of Karbi Anglong and Dima Hasao, the prominent tribal groups are the Karbi (63.63%), Dimasa (including Kachari) (15.22%), any Kuki tribe (4.94%), and any Naga tribe (4.4%).
Outside these two autonomous districts, the main Scheduled Tribes are the Boro (44.96%), Miri (22.46%), Rabha (9.78%), Kachari (including Sonwal) (8.38%), Lalung (6.03%), and Garo (4.49%).
[4] Other languages spoken among the Scheduled Tribes include Haijong (26,540 speakers), Lalung (25,373), Deori (24,766), Zemi (19,561), Kuki (18,652), Hmar (17,584), Khasi (11,520), and Bengali (11,163).
Additionally, there are speakers of Rengma, Hindi, Pnar/Synteng, Chakma, Nepali, Ao, Thado, Kachari, and Luhasi/Mizo languages.