| Sum: | 329,665 | 0 | 1,632 | 0.50% | ||||
| Sub-Group | Ethnic-Group | Language | Country | Population | Churches | Evangelicals | Evang % | Major Religion |
| Icelander | Icelander | Icelandic | Iceland | 276,365 | 0 | 1,632 | 0.59% | Christianity |
| Icelander | Icelander | Icelandic | Denmark | 8,300 | 0 | 0 | 0% | Christianity |
| Icelander | Icelander | Icelandic | United States | 45,000 | 0% | Christianity |