| Sum: | 2,200,713 | 501 | 190,606 | 8.66% | ||||
| Sub-Group | Ethnic-Group | Language | Country | Population | Churches | Evangelicals | Evang % | Major Religion |
| Batak Toba | Batak Toba | Batak Toba | Indonesia | 2,200,000 | 500 | 190,000 | 8.64% | Christianity |
| Batak | Batak Toba | Batak Toba | Singapore | 713 | 1 | 606 | 84.99% | Christianity |