| State ▲ | District | Primary Language | Population | Hindu | Muslim | Buddhist | Christian | Sikh | Other |
|---|---|---|---|---|---|---|---|---|---|
| Bihar | Araria | Maithili | 11,000 | 11,000 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Bihar | Banka | Angika | 3,900 | 3,900 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Bihar | Begusarai | Hindi | 5,000 | 5,000 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Bihar | Bhagalpur | Angika | 5,700 | 5,700 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Bihar | Jamui | Hindi | 2,700 | 2,700 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Bihar | Katihar | Hindi | 11,000 | 11,000 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Bihar | Khagaria | Angika | 2,200 | 2,200 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Bihar | Kishanganj | Hindi | 2,900 | 2,900 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Bihar | Lakhisarai | Hindi | 1,700 | 1,700 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Bihar | Madhepura | Hindi | 1,000 | 1,000 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Bihar | Munger | Hindi | 2,400 | 2,400 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Bihar | Purnia | Maithili | 14,000 | 14,000 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Bihar | Saharsa | Maithili | 2,400 | 2,400 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Bihar | Samastipur | Hindi | 5,700 | 5,700 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Bihar | Sheikhpura | Hindi | 1,000 | 1,000 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Bihar | Supaul | Maithili | 2,800 | 2,800 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Jharkhand | Deoghar | Hindi | 2,200 | 2,200 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Jharkhand | Dumka | Hindi | 2,000 | 2,000 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Jharkhand | Godda | Hindi | 2,300 | 2,300 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Jharkhand | Jamtara | Hindi | 1,400 | 1,400 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Jharkhand | Pakur | Hindi | 1,000 | 1,000 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Jharkhand | Sahibganj | Hindi | 1,700 | 1,700 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Odisha | Gajapati | Odia | 20 | 20 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Odisha | Ganjam | Odia | 30 | 30 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Uttar Pradesh | Gautam Buddh Nagar | Maithili | 50 | 50 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Uttar Pradesh | Ghaziabad | Maithili | 20 | 20 | -1 - | -1 - | -1 - | -1 - | -1 - |
| West Bengal | Darjeeling | Angika | 300 | 300 | -1 - | -1 - | -1 - | -1 - | -1 - |
| West Bengal | Kalimpang | Angika | 30 | 30 | -1 - | -1 - | -1 - | -1 - | -1 - |
| States | Districts | Languages | Population | Hindu | Muslim | Buddhist | Christian | Sikh | Other |
| 5 | 28 | 4 | 87,000 | 87,000 | 0 | 0 | 0 | 0 | 0 |
