| State ▲ | District | Primary Language | Population | Hindu | Muslim | Buddhist | Christian | Sikh | Other |
|---|---|---|---|---|---|---|---|---|---|
| Bihar | Bhojpur | Bhojpuri | 50 | 50 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Bihar | Buxar | Bhojpuri | 60 | 60 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Bihar | Kaimur | Bhojpuri | 20 | 20 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Bihar | Katihar | Hindi | 30 | 30 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Bihar | Lakhisarai | Kurux | 30 | 30 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Bihar | Nawada | Magahi | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| Bihar | Patna | Magahi | 40 | 40 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Bihar | Purnia | Bengali | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| Delhi | Delhi, Central | Hindi | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| Delhi | Delhi, East | Maithili | 20 | 20 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Delhi | Delhi, New | Maithili | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| Delhi | Delhi, North | Maithili | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| Delhi | Delhi, Northeast | Maithili | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| Delhi | Delhi, Northwest | Maithili | 20 | 20 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Delhi | Delhi, South | Hindi | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| Delhi | Delhi, South East | Hindi | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| Delhi | Delhi, Southwest | Maithili | 20 | 20 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Delhi | Delhi, West | Maithili | 20 | 20 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Jharkhand | Bokaro | Marathi | 11,000 | 11,000 | 30 | -1 - | 20 | -1 - | 600 |
| Jharkhand | Chatra | Maithili | 700 | 500 | -1 - | -1 - | -1 - | -1 - | 100 |
| Jharkhand | Deoghar | Maithili | 30 | 30 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Jharkhand | Dhanbad | Sadri | 90 | 80 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Jharkhand | Dumka | Chhattisgarhi | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| Jharkhand | Giridih | Santhali | 300 | 300 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Jharkhand | Gumla | Maithili | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| Jharkhand | Hazaribag | Panchpargania | 7,600 | 7,400 | -1 - | -1 - | 30 | -1 - | 200 |
| Jharkhand | Jamtara | Hindi | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| Jharkhand | Khunti | Hindi | 20 | 20 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Jharkhand | Koderma | Maithili | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| Jharkhand | Latehar | Hindi | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| Jharkhand | Pakur | Maithili | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| Jharkhand | Ramgarh | Bhojpuri | 37,000 | 36,000 | 40 | -1 - | 50 | -1 - | 1,400 |
| Jharkhand | Ranchi | Kurux | 9,900 | 6,200 | -1 - | -1 - | 20 | -1 - | 3,700 |
| Jharkhand | Sahibganj | Bengali | 20 | 20 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Jharkhand | Seraikela Kharsawan | Ho | 30 | 30 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Jharkhand | Simdega | Sadri, Oraon | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| Jharkhand | Singhbhum, East | Ho | 300 | 100 | -1 - | -1 - | -1 - | -1 - | 100 |
| Jharkhand | Singhbhum, West | Maithili | 60 | 30 | -1 - | -1 - | -1 - | -1 - | 30 |
| Odisha | Kendujhar (Keonjhar) | Odia | 51,000 | 51,000 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Odisha | Mayurbhanj | Odia | 11,000 | 11,000 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Odisha | Sundargarh | Odia | 2,700 | 2,700 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Uttar Pradesh | Agra | Hindi | 40 | 40 | -1 - | -1 - | -1 - | -1 - | -1 - |
| Uttar Pradesh | Lucknow | Hindi | 20 | -1 - | 20 | -1 - | -1 - | -1 - | -1 - |
| Uttar Pradesh | Muzaffarnagar | Maithili | 30 | 30 | -1 - | -1 - | -1 - | -1 - | -1 - |
| West Bengal | Alipurduar | Bengali | 30 | 30 | -1 - | -1 - | -1 - | -1 - | -1 - |
| West Bengal | Bankura | Kudmali | 400 | 400 | -1 - | -1 - | -1 - | -1 - | -1 - |
| West Bengal | Cooch Behar | Bengali | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| West Bengal | Darjeeling | Chhattisgarhi | 90 | 90 | -1 - | -1 - | -1 - | -1 - | -1 - |
| West Bengal | Hooghly | Hindi | 30 | 30 | -1 - | -1 - | -1 - | -1 - | -1 - |
| West Bengal | Howrah | Hindi | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| West Bengal | Jalpaiguri | Bengali | 50 | 50 | -1 - | -1 - | -1 - | -1 - | -1 - |
| West Bengal | Jhargram | Bengali | 40 | 30 | -1 - | -1 - | -1 - | -1 - | -1 - |
| West Bengal | Kalimpang | Sadri | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| West Bengal | Kolkata | Hindi | 30 | 30 | -1 - | -1 - | -1 - | -1 - | -1 - |
| West Bengal | Maldah | Mundari | 400 | 400 | -1 - | -1 - | -1 - | -1 - | -1 - |
| West Bengal | Murshidabad | Bengali | 20 | 20 | -1 - | -1 - | -1 - | -1 - | -1 - |
| West Bengal | Nadia | Sadri | 80 | 40 | -1 - | -1 - | -1 - | -1 - | 40 |
| West Bengal | North 24 Parganas | Hindi | 50 | 50 | -1 - | -1 - | -1 - | -1 - | -1 - |
| West Bengal | Paschim Bardhaman | Bengali | 30 | 20 | -1 - | -1 - | -1 - | -1 - | -1 - |
| West Bengal | Paschim Medinipur | Bengali | 200 | 200 | -1 - | -1 - | -1 - | -1 - | 30 |
| West Bengal | Purba Bardhaman | Bengali | -1 Unknown | -1 - | -1 - | -1 - | -1 - | -1 - | -1 - |
| West Bengal | Purulia | Kudmali | 600 | 600 | -1 - | -1 - | -1 - | -1 - | 60 |
| West Bengal | South 24 Parganas | Bengali | 30 | 30 | -1 - | -1 - | -1 - | -1 - | -1 - |
| West Bengal | Uttar Dinajpur | Santhali | 200 | 200 | -1 - | -1 - | -1 - | -1 - | -1 - |
| 6 | 64 | 16 | 135,000 | 129,000 | 100 | 10 | 100 | 0 | 6,300 |