Başyellice | |
|---|---|
| Coordinates: 41°00′N31°59′E / 41.000°N 31.983°E | |
| Country | Turkey |
| Province | Bolu |
| District | Mengen |
| Population (2021) | 162 |
| Time zone | UTC+3 (TRT) |
Başyellice is a village in the Mengen District, Bolu Province, Turkey. [1] Its population is 162 (2021). [2]