| Country Population: | 86,000 |
| States: | 6 |
| Districts: | 18 |
| Primary Language: | Sikkimese |
| Primary Religion: | Buddhism |

| State ▲ | District | Primary Language | Population | Hindu | Muslim | Buddhist | Christian | Sikh | Other |
|---|---|---|---|---|---|---|---|---|---|
| Arunachal Pradesh | Kameng, West | Sikkimese | 80 | -1 - | -1 - | 80 | -1 - | -1 - | -1 - |
| Arunachal Pradesh | Lohit | Sikkimese | 200 | -1 - | -1 - | 200 | -1 - | -1 - | -1 - |
| Arunachal Pradesh | Lower Subansiri | Sikkimese | 20 | -1 - | -1 - | 20 | -1 - | -1 - | -1 - |
| Arunachal Pradesh | Namsai | Sikkimese | 80 | -1 - | -1 - | 80 | -1 - | -1 - | -1 - |
| Arunachal Pradesh | Papum Pare | Sikkimese | 500 | -1 - | -1 - | 500 | -1 - | -1 - | -1 - |
| Arunachal Pradesh | Siang, West | Sikkimese | 40 | -1 - | -1 - | 40 | -1 - | -1 - | -1 - |
| Assam | Tinsukia | Nepali | 500 | 300 | -1 - | 200 | 100 | -1 - | -1 - |
| Karnataka | Hassan | Sikkimese | 30 | -1 - | -1 - | 30 | -1 - | -1 - | -1 - |
| Maharashtra | Mumbai City | Sikkimese | 90 | -1 - | -1 - | 90 | -1 - | -1 - | -1 - |
| Maharashtra | Mumbai suburban | Sikkimese | 40 | -1 - | -1 - | 40 | -1 - | -1 - | -1 - |
| Sikkim | Pakyong | Sikkimese | 7,900 | 200 | -1 - | 7,600 | 200 | -1 - | 40 |
| Sikkim | Sikkim, East | Sikkimese | 27,000 | 600 | 60 | 26,000 | 600 | -1 - | 50 |
| Sikkim | Sikkim, North | Sikkimese | 8,100 | 100 | -1 - | 7,800 | 100 | -1 - | 20 |
| Sikkim | Sikkim, South | Sikkimese | 14,000 | 300 | -1 - | 13,000 | 500 | -1 - | 40 |
| Sikkim | Sikkim, West | Sikkimese | 7,100 | 200 | -1 - | 6,700 | 200 | -1 - | 20 |
| Sikkim | Soreng | Sikkimese | 6,900 | 100 | -1 - | 6,400 | 400 | -1 - | -1 - |
| West Bengal | Darjeeling | Nepali | 8,400 | 2,000 | -1 - | 4,700 | 1,700 | -1 - | -1 - |
| West Bengal | Kalimpang | Nepali | 4,800 | 200 | -1 - | 4,500 | 100 | -1 - | -1 - |
| States | Districts | Languages | Population | Hindu | Muslim | Buddhist | Christian | Sikh | Other |
| 6 | 18 | 2 | 86,000 | 4,000 | 100 | 78,000 | 3,900 | 20 | 200 |