USFS National Forest System Trails · Colorado · Updated June 2026
Can You Mountain Bike in Pike and San Isabel National Forests, Colorado?
Yes — Pike and San Isabel National Forests in Colorado has 618 mi of bike-designated National Forest System trail across 136 segments, typically open Year-round, according to official USFS travel-management data.
618 mi
Bike-designated
136 segments
2,360 mi
Total NFS trail
1,352 segments
Year-round
Bike season
USFS managed-use
15
ADA-accessible
trail segments
26% of this forest's mapped trail is bike-designated. USFS records trail grade (steepness), not technical MTB difficulty — we surface grade where present but do not infer a black/blue/green rating.
Bike-designated trails in Pike and San Isabel National Forests
| Trail | Miles | Surface | Bike season |
|---|---|---|---|
| Colorado | 194.38 | Native Material | Year-round |
| Rainbow | 99.92 | Native Material | — |
| Turtle Mountain | 41.3 | Native Material | — |
| Brookside-Mccurdy | 32.51 | Native Material | Year-round |
| Signal Butte Multi Use | 32.23 | Native Material | — |
| Midland Bike Trail | 19.62 | Native Material | Year-round |
| Turtle Mountain | 15.85 | Native Material | — |
| Indian | 13.56 | Native Material | Year-round |
| Long Hollow | 12.49 | Native Material | — |
| Tanner/East Bear Gulch | 12.24 | Native Material | — |
| Indian Creek | 11.41 | Native Material | Jan–Mar, Jun–Dec |
| Cisneros | 11.18 | Native Material | — |
| South Park | 11.12 | Native Material | Jan–Mar, Jun–Dec |
| Rampart Reservoir | 10.86 | Native Material | Year-round |
| Rule Spur | 10.5 | Native Material | — |
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 618 mi of bike-designated trail across 136 segments, out of 2,360 mi of total National Forest System trail.
- Are e-bikes allowed in Pike and San Isabel National Forests?
- Only where designated — on Forest Service land e-bikes are motor vehicles. Class 1 e-bikes are recorded on 182 segments here.
- What is the mountain-bike season in Pike and San Isabel National Forests (Colorado)?
- Most bike-designated trails carry a Year-round season in USFS data; higher-elevation trails open later.