USFS National Forest System Trails · California · Updated June 2026
Six Rivers National Forest Mountain Bike Trails
Six Rivers National Forest carries 289 mi of mapped National Forest System trail, of which 21.7 mi across 7 segments is designated for mountain bikes, typically open Year-round. Class 1 e-bikes are designated on 140 segments (66.3 mi).
21.7 mi
Bike-designated
7 segments
289 mi
Total NFS trail
288 segments
66.3 mi
Class 1 e-bike
140 segments
4
ADA-accessible
trail segments
Trail surface
- Native Material278
- Imported Loose Material8
- Asphalt1
- Imported Compacted Material1
USFS trail class (1 = primitive · 5 = developed)
- Class 2221
- Class 354
- Class 55
- Class 14
- Class 44
8% 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 |
|---|---|---|---|---|
| Elk Camp Ridge | 8.36 | Native Material | 3 | Year-round |
| Old South Kelsey | 7.93 | Imported Loose Material | 3 | Year-round |
| Little Bald Hills | 5.17 | Native Material | 3 | Year-round |
| High Dome | 3.98 | Native Material | 3 | Year-round |
| Hayfork | 3.83 | Native Material | 2 | Year-round |
| Craigs Creek Trail | 3.64 | Native Material | 3 | Year-round |
| Dan East | 3.52 | Native Material | 2 | Year-round |
| Torrey | 3.48 | Native Material | 2 | Year-round |
| French Hill | 2.77 | Native Material | 3 | Year-round |
| Skull Camp | 2.67 | Native Material | 2 | Year-round |
| Mad Ridge Trail | 2.29 | Native Material | 2 | Year-round |
| Blake Mountain | 1.93 | Native Material | 2 | Year-round |
| Green Mountain | 1.81 | Native Material | 2 | Year-round |
| Horse Mountain Lookout | 1.79 | Native Material | 2 | Year-round |
| Last Chance | 1.77 | Native Material | 2 | Year-round |
| Skull Camp | 1.71 | Native Material | 2 | Year-round |
| Van Mad A | 1.66 | Native Material | 2 | Year-round |
| Mad Ridge Trail | 1.52 | Native Material | 2 | Year-round |
| Barry Creek | 1.32 | Native Material | 2 | Year-round |
| Wiregrass | 1.28 | Native Material | 2 | Year-round |
| Kelsey Peaks | 1.27 | Native Material | 2 | Year-round |
| Paradise | 1.1 | Native Material | 3 | Year-round |
| Pilot Ridge Far North | 1.08 | Native Material | 2 | Year-round |
| Eight Mile Jeep Trail | 1.08 | Native Material | 2 | Year-round |
| Mad Ridge Trail | 1.07 | Native Material | 2 | Year-round |
E-bikes in Six Rivers National Forest
Class 1 on 140 segments · Class 2 on 140 · Class 3 on 140. See full e-bike rules for Six Rivers National Forest →
Frequently asked questions
- How many miles of mountain bike trail are in Six Rivers National Forest?
- Six Rivers National Forest has about 21.7 mi of bike-designated trail across 7 segments, out of 289 mi of total National Forest System trail.
- What is the riding season in Six Rivers National Forest?
- Most bike-designated trails in Six Rivers National Forest carry a Year-round season in USFS data; higher-elevation trails clear later.
- Are e-bikes allowed in Six Rivers National Forest?
- Only where designated. Class 1 e-bikes are recorded on 140 segments. See the e-bike rules page for the class-by-class breakdown.