6 trails
| Name | Distance | Ascent | Descent | OpenStreetMap Relation |
|---|---|---|---|---|
| Mount Teneriffe Trail | 6.5 mi | 225 ft | 4,188 ft |  13742084 |
| Mount Si Trail | 3.9 mi | 3,286 ft | 0 ft | 5553769 |
| Mount Si Old Trail | 3.3 mi | 3,479 ft | 25 ft | 7064815 |
| Teneriffe Falls Trail | 2.9 mi | 21 ft | 1,627 ft | 18050484 |
| Little Si | 2.0 mi | 1,162 ft | 89 ft | 6106367 |
| Blowdown Mountain Trail | 1.2 mi | 708 ft | 167 ft | 7071692 |