| Bolshoye Toko | |
|---|---|
| Location | Sakha |
| Coordinates | 56°16′N 130°32′E / 56.267°N 130.533°ECoordinates: 56°16′N 130°32′E / 56.267°N 130.533°E |
| Basin countries | Russia |
| Surface area | 82.6 km2 (31.9 sq mi) |
| Surface elevation | 903 m (2,963 ft) |
The Bolshoye Toko (Russian: Большое Токо) is a lake in Sakha, Russia. It has an area of 82.6 km². It is situated on the border of Sakha Republic and Khabarovsk Krai and is part the Uchur River basin.