| Sum: | 42,560 | 34,555 | 81.19% | |||||
| Sub-Group | Ethnic-Group | Language | Country | Population | Churches | Evangelicals | Evang % | Major Religion |
| Central Nicobarese | Nicobarese | nancowry | India | 3,400 | 2,890 | 85% | Christianity | |
| Southern Nicobarese | Nicobarese | milo | India | 5,485 | 4,388 | 80% | Christianity | |
| Car Nicobarese | Nicobarese | car | India | 33,675 | 27,277 | 81% | Christianity |