| Language | Population | Bloc | Family | Cluster | Band | |
|---|---|---|---|---|---|---|
| ● Ese | 14,400 | Trans-New Guinea | Koiarian | Baraic | ||
| ● Koiali, Mountain | 5,190 | Trans-New Guinea | Koiarian | Koiaric | ||
| ● Koitabu | 3,890 | Trans-New Guinea | Koiarian | Koiaric | ||
| ● Koiari, Grass | 2,450 | Trans-New Guinea | Koiarian | Koiaric | ||
| ● Omie | 2,280 | Trans-New Guinea | Koiarian | Baraic | ||
| ● Namiae | 1,600 | Trans-New Guinea | Koiarian | Baraic | ||
| ● Barai | 1,070 | Trans-New Guinea | Koiarian | Baraic |