| State ▲ | District | Primary Language | Population | Hindu | Muslim | Buddhist | Christian | Sikh | Other |
|---|---|---|---|---|---|---|---|---|---|
| Arunachal Pradesh | Dibang Valley | Hajong | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| Arunachal Pradesh | Lower Dibang Valley | Hajong | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| Assam | Baksa | Boro (India) | 1,100 | 1,000 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Assam | Barpeta | Hindi | 20 | 20 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Assam | Biswanath | Boro (India) | 100 | 100 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Assam | Bongaigaon | Hajong | 200 | 200 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Assam | Cachar | Bhojpuri | 70 | 40 | -1 - | -1 - | 20 | -1 - | -1 - |
| Assam | Charaideo | Assamese | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| Assam | Chirang | Bengali | 400 | 400 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Assam | Darrang | Hajong | 300 | 300 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Assam | Dhemaji | Karbi | 7,200 | 7,200 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Assam | Dhubri | Hindi | 3,200 | 3,200 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Assam | Dibrugarh | Naga, Zeme | 30 | 30 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Assam | Dima Hasao | Chin, Thado | 90 | 40 | -1 - | -1 - | 40 | -1 - | -1 - |
| Assam | Goalpara | Hajong | 10,000 | 10,000 | -1 - | -1 - | 30 | -1 - | -1 - |
| Assam | Golaghat | Assamese | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| Assam | Hailakandi | Bengali | 50 | 40 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Assam | Hojai | Kachari | 1,100 | 1,100 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Assam | Jorhat | Hajong | 20 | 20 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Assam | Kamrup | Assamese | 200 | 200 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Assam | Kamrup Metropolitan | Nepali | 900 | 900 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Assam | Karbi Anglong | Assamese | 300 | 200 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Assam | Karbi Anglong, West | Hindi | 100 | 100 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Assam | Karimganj | Assamese | 30 | -1 - | -1 - | -1 - | 20 | -1 - | -1 - |
| Assam | Kokrajhar | Hindi | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| Assam | Lakhimpur | Chakma | 3,400 | 3,300 | 30 | -1 - | -1 - | -1 - | 60 |
| Assam | Morigaon | Karbi | 100 | 100 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Assam | Nagaon | Karbi | 2,200 | 2,100 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Assam | Salmara-Mankachar, South | Hajong | 200 | 200 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Assam | Sivasagar | Hindi | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| Assam | Sonitpur | Boro (India) | 200 | 200 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Assam | South Kamrup | Assamese | 200 | 200 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Assam | Tinsukia | Nepali | 2,500 | 2,500 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Assam | Udalguri | Hajong | 1,000 | 1,000 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Manipur | Bishnupur | Kom (India) | 20 | 20 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Manipur | Chandel | Anal | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| Manipur | Kakching | Naga, Mao | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| Manipur | Noney | Ho | 20 | -1 - | -1 - | -1 - | 20 | -1 - | -1 - |
| Manipur | Tamenglong | Ho | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| Manipur | Tengnoupal | Anal | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| Manipur | Thoubal | Naga, Mao | 20 | 20 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Manipur | Ukhrul | Hindi | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| Meghalaya | Garo Hills, East | Hajong | 100 | 100 | -1 - | -1 - | 30 | -1 - | -1 - |
| Meghalaya | Garo Hills, North | Bengali | 200 | 200 | -1 - | -1 - | 20 | -1 - | -1 - |
| Meghalaya | Garo Hills, South | Bengali | 1,000 | 1,000 | -1 - | -1 - | 30 | -1 - | -1 - |
| Meghalaya | Garo Hills, Southwest | Bengali | 7,100 | 7,100 | -1 - | -1 - | 40 | -1 - | -1 - |
| Meghalaya | Garo Hills, West | Kannada | 31,000 | 31,000 | 40 | -1 - | 200 | -1 - | -1 - |
| Meghalaya | Jaintia Hills, East | Karbi | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| Meghalaya | Jaintia Hills, West | Karbi | 20 | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| Meghalaya | Khasi Hills, East | Bengali | 3,700 | 3,600 | -1 - | -1 - | 100 | -1 - | -1 - |
| Meghalaya | Khasi Hills, Southwest | Hindi | 2,800 | 2,800 | -1 - | 30 | -1 - | -1 - | -1 - |
| Meghalaya | Khasi Hills, West | Bengali | 300 | 200 | -1 - | 100 | 20 | -1 - | -1 - |
| Meghalaya | Ri Bhoi | Bengali | 70 | 30 | -1 - | -1 - | 40 | -1 - | -1 - |
| Mizoram | Aizawl | Hajong | 20 | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| Mizoram | Kolasib | Hajong | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| Mizoram | Lawngtlai | Hajong | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| Mizoram | Lunglei | Hajong | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| Mizoram | Serchhip | Kok Borok | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| West Bengal | Alipurduar | Telugu | 40 | 40 | -1 - | -1 - | -1 - | -1 - | -1 - |
| West Bengal | Cooch Behar | Hindi | 20 | 20 | -1 - | -1 - | -1 - | -1 - | -1 - |
| West Bengal | Dakshin Dinajpur | Santhali | 90 | 80 | -1 - | -1 - | -1 - | -1 - | -1 - |
| West Bengal | Darjeeling | Bengali | 30 | 20 | -1 - | -1 - | -1 - | -1 - | -1 - |
| West Bengal | Hooghly | Hindi | 40 | 40 | -1 - | -1 - | -1 - | -1 - | -1 - |
| West Bengal | Howrah | Hindi | 40 | 20 | 20 | -1 - | -1 - | -1 - | -1 - |
| West Bengal | Jalpaiguri | Telugu | 70 | 70 | -1 - | -1 - | -1 - | -1 - | -1 - |
| West Bengal | Kolkata | Bengali | 30 | 30 | -1 - | -1 - | -1 - | -1 - | -1 - |
| West Bengal | Maldah | Bengali | 100 | 100 | -1 - | -1 - | -1 - | -1 - | -1 - |
| West Bengal | Murshidabad | Bengali | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| West Bengal | Nadia | Santhali | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| West Bengal | North 24 Parganas | Hindi | 90 | 90 | -1 - | -1 - | -1 - | -1 - | -1 - |
| West Bengal | Paschim Bardhaman | Hindi | 20 | 20 | -1 - | -1 - | -1 - | -1 - | -1 - |
| West Bengal | Paschim Medinipur | Odia | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| West Bengal | Purba Bardhaman | Hindi | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| West Bengal | South 24 Parganas | Bengali | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| West Bengal | Uttar Dinajpur | Assamese | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| States | Districts | Languages | Population | Hindu | Muslim | Buddhist | Christian | Sikh | Other |
| 6 | 75 | 21 | 82,000 | 81,000 | 200 | 200 | 700 | 0 | 90 |