| name | image | Average flow (m³/s) | basin (m²) | Height (m) | origin location | mouth location | Length (m) | latitude (°) | longitude (°) | canyon | Map |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Pilchuck River |  | 328,928,480 | Snohomish River | 64,000 | 47.9036000000 | -122.0910000000 | Map | ||||
| Skykomish River |  | 2,160,049,920 | Snohomish River | 47,000 | 47.8130555556 | -121.5780555556 | Map | ||||
| Snoqualmie River |  | Snohomish River | 72,000 | 47.8303000000 | -122.0460000000 | Map |