| name | image | Average flow (m³/s) | basin (m²) | Height (m) | origin location | mouth location | Length (m) | latitude (°) | longitude (°) | canyon | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|
| North Fork Vermilion River | 764,000,000 | Vermilion River | 100,000 | 40.1200400000 | -87.6411300000 | Map | |||||
| Middle Fork Vermilion River |  | 1,120,000,000 | Vermilion River | 124,000 | 40.1036474000 | -87.7172458000 | Map | ||||
| Salt Fork Vermilion River |  | 1,294,000,000 | Vermilion River | 109,000 | 40.1036474000 | -87.7169680000 | Map |