| State ▲ | District | Primary Language | Population | Hindu | Muslim | Buddhist | Christian | Sikh | Other |
|---|---|---|---|---|---|---|---|---|---|
| Bihar | Darbhanga | Angika | 800 | 800 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Bihar | Katihar | Angika | 600 | 600 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Bihar | Madhubani | Hindi | 1,100 | 1,100 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Bihar | Purnia | Angika | 700 | 700 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Bihar | Saharsa | Angika | 300 | 300 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Bihar | Supaul | Maithili | 500 | 500 | -1 - | -1 - | -1 - | -1 - | -1 - |
| States | Districts | Languages | Population | Hindu | Muslim | Buddhist | Christian | Sikh | Other |
| 1 | 6 | 3 | 3,900 | 3,900 | 0 | 0 | 0 | 0 | 0 |