As of 2011, the Tharu population of Nepal was censused at 1,737,470 people, or 6.6% of the total population. In 2009, the majority of Tharu people were estimated to live in Nepal. There are several endogamous sub-groups of Tharu:
Rana Tharu in the Kailali and Kanchanpur districts of the far western Nepal Terai; also in India, in Nainital, Uttarakhand and Kheri Terai, Uttar Pradesh. Rana Tharu cla
im Rajput origin.Kathoriya Tharu mostly in Kailali District and in India. Sonha in Surkhet district
Dangaura Tharu in western Terai: Dang-Deukhuri, Banke, Bardia, Kailali and Kanchanpur districts
Paschuhan (Western) Tharu Rupandehi, Nawalparasi
Rautar Tharu Rupandehi, Nawalparasi
Purbaha Tharu Rupandehi, Kapilvastu
Aarkutwa or Chitwania Tharu in central Terai: Sindhuli, Chitwan and Nawalparasi districts
Kochila Tharu in eastern Terai: Saptari, Bara, Parsa, Rautahat, Sarlahi, Mahottari and Udayapur Districts
Danuwar in eastern Terai: Udayapur, Saptari and Morang districts. Lampucchwa Tharu in Morang District
Smaller numbers of Tharu people reside in the adjacent Indian districts Champaran of Bihar state; Gorakhpur, Basti,Balrampur and Gonda of Uttar Pradesh state; and Nainital, Uttarakhand state.In 2001, Tharu people were the largest of five scheduled tribes in Uttarakhand, with a population of 256,129 accounting for 33.4% of all scheduled tribes.In the same year, they constituted 77.4% of the total tribal population of Uttar Pradesh with a population of 83,544