+ 145
South Boulder Peak via North Fork Shanahan Trail
Running Route
Hard
3.3 mi
3,029 ft
Single track trail run from south Boulder Shanahan ridge subdivision, over Bear Peak and to South Boulder Peak summit. First mile easy (<15% grade), last 2 mile difficult (>25% grade). Final stretch involves light boulder hopping with no physical trail.
Created By
Jon Y
Route and Elevation
Segments
| Name | Distance | Elev. Diff. | Avg. Grade |
|---|---|---|---|
| Bear Peak, Shanahan Ridge to Post | 2.72 mi | 2,671 ft | 18.5% |
| Trailhead to Pond and turnoff | 0.70 mi | 279 ft | 7.5% |
| Trailhead to Mesa Trail | 1.26 mi | 581 ft | 8.6% |
| N. Shanahan Trail Climb | 1.10 mi | 545 ft | 9.3% |
| Bear Peak from Shanahan Ridge TH | 2.47 mi | 2,651 ft | 20.3% |
| Lower North Shanahan | 0.56 mi | 236 ft | 7.9% |
| Shanahan junction to Fern post | 1.21 mi | 722 ft | 11.2% |
| Pond to Mesa Trail | 0.52 mi | 299 ft | 10.8% |
| To Nebelhorn | 0.52 mi | 823 ft | 28.8% |
| Fern Canyon | 0.86 mi | 1,795 ft | 39.1% |
| Fern Post to Saddle | 0.95 mi | 1,768 ft | 35.1% |
| Fern Canyon Post to Saddle Post | 0.47 mi | 761 ft | 30.3% |
| Beark Peak - summit ridge | 0.51 mi | 1,040 ft | 38.6% |
| Bear -> SoBo | 0.62 mi | 371 ft | 2.3% |
| SoBo Peak Final Sprint | 0.23 mi | 367 ft | 29.3% |