| Language | Population | Bloc | Family | Cluster | Band | |
|---|---|---|---|---|---|---|
| ● Gorontalo | 1,109,900 | Austronesian | Sulawesi | Gorontalo-Mongondow | Gorontolic | |
| ● Buol | 103,000 | Austronesian | Sulawesi | Gorontalo-Mongondow | Gorontolic | |
| ● Kaidipang | 30,800 | Austronesian | Sulawesi | Gorontalo-Mongondow | Gorontolic | |
| ● Bolango | 22,100 | Austronesian | Sulawesi | Gorontalo-Mongondow | Gorontolic | |
| ● Bintauna | 13,600 | Austronesian | Sulawesi | Gorontalo-Mongondow | Gorontolic | |
| ● Suwawa | 5,230 | Austronesian | Sulawesi | Gorontalo-Mongondow | Gorontolic | |
| ● Lolak | 3,590 | Austronesian | Sulawesi | Gorontalo-Mongondow | Gorontolic |