| Language | Population | Bloc | Family | Cluster | Band | |
|---|---|---|---|---|---|---|
| ● Semnani | 65,000 | Indo-European | Iranian | Northwestern Iranian | Semnani | |
| ● Sangisari | 39,500 | Indo-European | Iranian | Northwestern Iranian | Semnani | |
| ● Sorkhei | 11,000 | Indo-European | Iranian | Northwestern Iranian | Semnani | |
| ● Lasgerdi | 1,100 | Indo-European | Iranian | Northwestern Iranian | Semnani |