USFS National Forest System Trails · Colorado · Updated June 2026
Pike and San Isabel National Forests Mountain Bike Trails
Pike and San Isabel National Forests carries 2,360 mi of mapped National Forest System trail, of which 573 mi across 302 segments is designated for mountain bikes, typically open Year-round. Class 1 e-bikes are designated on 330 segments (663 mi).
573 mi
Bike-designated
302 segments
2,360 mi
Total NFS trail
1,352 segments
663 mi
Class 1 e-bike
330 segments
27
ADA-accessible
trail segments
Trail surface
- Native Material1,276
- Snow35
- Imported Compacted Material20
- Asphalt7
- Chunk Wood1
USFS trail class (1 = primitive · 5 = developed)
- Class 3757
- Class 2381
- Class 487
- Class 172
- Class 540
24% of this forest's mapped trail is bike-designated. Note: USFS records trail grade (steepness), not technical MTB difficulty — we surface grade where present but do not infer a black/blue/green rating from it.
Largest bike-designated trails
| Trail | Miles | Surface | Trail class | Bike season |
|---|---|---|---|---|
| Turtle Mountain | 41.28 | Native Material | 4 | Year-round |
| Colorado | 10.17 | Native Material | 3 | Year-round |
| Devils Revenge | 9.49 | Native Material | 3 | Year-round |
| Little Scraggy | 9.35 | Native Material | 3 | Year-round |
| Rainbow | 7.62 | Native Material | 3 | Year-round |
| Skeleton | 7.2 | Native Material | 3 | Year-round |
| Log Jumper | 7.04 | Native Material | 3 | Year-round |
| Bergen Rock | 6.65 | Native Material | 3 | Year-round |
| Burning Bear | 6.5 | Snow | 3 | Jan–May, December |
| Midland Bike Trail | 6.36 | Native Material | 3 | Year-round |
| Watson Park | 6.01 | Native Material | 3 | Year-round |
| Signal Butte Multi Use | 5.19 | Native Material | 3 | Year-round |
| 0434 | 4.8 | Native Material | 3 | May–Nov |
| Long Hollow Bypass | 3.62 | Native Material | 3 | Year-round |
| Tornado Alley | 3.47 | Native Material | 3 | Year-round |
| Breakneck Pass Trail | 3.38 | Unknown | — | Year-round |
| Colorado | 3.2 | Native Material | 3 | Year-round |
| Colorado | 2.99 | Native Material | 3 | Year-round |
| Little Moab | 2.96 | Native Material | 2 | Year-round |
| Pot O Gold | 2.95 | Native Material | 4 | Mar–Nov |
| Sandy Wash | 2.81 | Native Material | 3 | Year-round |
| Bodfish | 2.78 | Native Material | 3 | Year-round |
| Beasway | 2.77 | Native Material | 3 | Mar–Dec |
| Bull Park Trail | 2.72 | Native Material | 2 | Year-round |
| Ringtail | 2.49 | Native Material | 3 | Jan–Mar, Jun–Dec |
E-bikes in Pike and San Isabel National Forests
Class 1 on 330 segments · Class 2 on 330 · Class 3 on 330. See full e-bike rules for Pike and San Isabel National Forests →
Frequently asked questions
- How many miles of mountain bike trail are in Pike and San Isabel National Forests?
- Pike and San Isabel National Forests has about 573 mi of bike-designated trail across 302 segments, out of 2,360 mi of total National Forest System trail.
- What is the riding season in Pike and San Isabel National Forests?
- Most bike-designated trails in Pike and San Isabel National Forests carry a Year-round season in USFS data; higher-elevation trails clear later.
- Are e-bikes allowed in Pike and San Isabel National Forests?
- Only where designated. Class 1 e-bikes are recorded on 330 segments. See the e-bike rules page for the class-by-class breakdown.
More Colorado national forests
Grand Mesa, Uncompahgre and Gunnison National Forests
1,618 mi bike trail
White River National Forest
868 mi bike trail
Arapaho and Roosevelt National Forests
519 mi bike trail
San Juan National Forest
218 mi bike trail
Medicine Bow-Routt National Forest
134 mi bike trail
Rio Grande National Forest
0 mi bike trail
All Colorado mountain biking