| State ▲ | District | Primary Language | Population | Hindu | Muslim | Buddhist | Christian | Sikh | Other |
|---|---|---|---|---|---|---|---|---|---|
| Arunachal Pradesh | Anjaw | Chakma | 50 | -1 - | -1 - | 50 | -1 - | -1 - | -1 - |
| Arunachal Pradesh | Changlang | Chakma | 4,400 | 200 | -1 - | 4,100 | 80 | -1 - | -1 - |
| Arunachal Pradesh | Kra Daadi | Chakma | 100 | -1 - | -1 - | -1 - | 100 | -1 - | -1 - |
| Arunachal Pradesh | Kurung Kumey | Chakma | 20 | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| Arunachal Pradesh | Lohit | Chakma | 900 | 60 | -1 - | 800 | 100 | -1 - | -1 - |
| Arunachal Pradesh | Lower Subansiri | Chakma | 100 | -1 - | -1 - | 40 | 80 | -1 - | -1 - |
| Arunachal Pradesh | Namsai | Chakma | 1,000 | 100 | -1 - | 700 | 200 | -1 - | -1 - |
| Arunachal Pradesh | Papum Pare | Chakma | 1,000 | -1 - | -1 - | 900 | 80 | -1 - | -1 - |
| Arunachal Pradesh | Siang, West | Chakma | 20 | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| Arunachal Pradesh | Tirap | Chakma | 100 | -1 - | -1 - | 70 | 50 | -1 - | -1 - |
| Assam | Bajali | Bengali | 50 | 50 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Assam | Baksa | Bengali | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| Assam | Barpeta | Chakma | 90 | 90 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Assam | Biswanath | Chakma | 600 | -1 - | -1 - | 400 | 100 | -1 - | -1 - |
| Assam | Cachar | Bengali | 16,000 | 15,000 | -1 - | 100 | 500 | -1 - | 300 |
| Assam | Dhemaji | Chakma | 20 | -1 - | -1 - | 20 | -1 - | -1 - | -1 - |
| Assam | Dima Hasao | Chakma | 50 | 30 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Assam | Kamrup Metropolitan | Chakma | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| Assam | Karbi Anglong | Chakma | 1,400 | 90 | -1 - | 1,300 | 40 | -1 - | -1 - |
| Assam | Karbi Anglong, West | Chakma | 600 | 200 | -1 - | 400 | 50 | -1 - | -1 - |
| Assam | Lakhimpur | Chakma | 50 | -1 - | -1 - | 50 | -1 - | -1 - | -1 - |
| Assam | Morigaon | Bengali | 70 | 70 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Assam | Nalbari | Chakma | 20 | -1 - | -1 - | 20 | -1 - | -1 - | -1 - |
| Assam | Sonitpur | Chakma | 800 | -1 - | -1 - | 400 | 300 | -1 - | -1 - |
| Assam | South Kamrup | Chakma | 20 | -1 - | -1 - | -1 - | 20 | -1 - | -1 - |
| Assam | Tinsukia | Chakma | 30 | -1 - | -1 - | 30 | -1 - | -1 - | -1 - |
| Assam | Udalguri | Chakma | 200 | -1 - | -1 - | 50 | 100 | -1 - | -1 - |
| Delhi | Delhi, Central | Bengali | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| Delhi | Delhi, East | Bengali | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| Delhi | Delhi, New | Bengali | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| Delhi | Delhi, Northeast | Bengali | 20 | 20 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Delhi | Delhi, Northwest | Bengali | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| Delhi | Delhi, South | Bengali | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| Delhi | Delhi, South East | Bengali | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| Delhi | Delhi, Southwest | Bengali | 30 | 30 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Delhi | Delhi, West | Bengali | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| Meghalaya | Khasi Hills, East | Boro (India) | 100 | -1 - | -1 - | 90 | 20 | -1 - | -1 - |
| Meghalaya | Khasi Hills, Southwest | Khasi | 100 | 20 | -1 - | -1 - | 100 | -1 - | -1 - |
| Meghalaya | Khasi Hills, West | Khasi | 700 | 20 | -1 - | 60 | 600 | -1 - | 20 |
| Meghalaya | Ri Bhoi | Khasi | 100 | 30 | -1 - | -1 - | 100 | -1 - | -1 - |
| Mizoram | Aizawl | Chakma | 200 | -1 - | -1 - | 100 | 60 | -1 - | -1 - |
| Mizoram | Kolasib | Bengali | 40 | -1 - | -1 - | -1 - | 20 | -1 - | -1 - |
| Mizoram | Lawngtlai | Chakma | 52,000 | 100 | 60 | 50,000 | 1,100 | 20 | 100 |
| Mizoram | Lunglei | Nepali | 33,000 | 200 | 100 | 28,000 | 5,300 | -1 - | 70 |
| Mizoram | Mamit | Chakma | 13,000 | 200 | 30 | 12,000 | 700 | -1 - | 30 |
| Mizoram | Saiha | Chakma | 20 | -1 - | -1 - | -1 - | 20 | -1 - | -1 - |
| Mizoram | Serchhip | Chakma | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| Nagaland | Kiphire | Chakma | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| Nagaland | Longleng | Chakma | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| Nagaland | Noklak | Chakma | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| Nagaland | Tuensang | Chakma | 20 | -1 - | -1 - | 20 | -1 - | -1 - | -1 - |
| Tripura | Dhalai | Kok Borok | 34,000 | 400 | 30 | 33,000 | 700 | -1 - | 80 |
| Tripura | Gomati | Bengali | 7,800 | 1,800 | 30 | 5,800 | 30 | -1 - | 50 |
| Tripura | Khowai | Bengali | 200 | 20 | -1 - | 200 | -1 - | -1 - | -1 - |
| Tripura | Sepahijala | Bengali | 100 | 20 | -1 - | 90 | -1 - | -1 - | -1 - |
| Tripura | Tripura, North | Chakma | 19,000 | 6,700 | 20 | 12,000 | 90 | -1 - | 40 |
| Tripura | Tripura, South | Bengali | 12,000 | 100 | -1 - | 12,000 | -1 - | -1 - | 40 |
| Tripura | Tripura, West | Bengali | 600 | 50 | -1 - | 500 | -1 - | -1 - | -1 - |
| Tripura | Unokoti | Chakma | 21,000 | 200 | -1 - | 21,000 | 30 | -1 - | 20 |
| Uttar Pradesh | Allahabad | Chakma | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| Uttar Pradesh | Gorakhpur | Hindi | 20 | -1 - | -1 - | 20 | -1 - | -1 - | -1 - |
| West Bengal | Alipurduar | Chakma | 20 | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| West Bengal | Cooch Behar | Bengali | 30 | 20 | -1 - | -1 - | -1 - | -1 - | -1 - |
| West Bengal | Dakshin Dinajpur | Bengali | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| West Bengal | Darjeeling | Chakma | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| West Bengal | Hooghly | Chakma | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| West Bengal | Jalpaiguri | Bengali | 20 | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| West Bengal | Kolkata | Bengali | 30 | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| West Bengal | Maldah | Santhali | 100 | 100 | -1 - | -1 - | -1 - | -1 - | -1 - |
| West Bengal | Murshidabad | Bengali | 30 | 20 | -1 - | -1 - | -1 - | -1 - | -1 - |
| West Bengal | Nadia | Chakma | 30 | 30 | -1 - | -1 - | -1 - | -1 - | -1 - |
| West Bengal | North 24 Parganas | Mizo | 100 | 60 | -1 - | 80 | -1 - | -1 - | -1 - |
| West Bengal | Paschim Bardhaman | Santhali | 30 | 30 | -1 - | -1 - | -1 - | -1 - | -1 - |
| States | Districts | Languages | Population | Hindu | Muslim | Buddhist | Christian | Sikh | Other |
| 9 | 73 | 9 | 223,000 | 27,000 | 300 | 184,000 | 11,000 | 30 | 800 |