USFS National Forest System Trails · Montana · Updated June 2026
Kootenai National Forest Mountain Bike Trails
Kootenai National Forest carries 1,820 mi of mapped National Forest System trail, of which 115 mi across 266 segments is designated for mountain bikes, typically open Jun–Oct. Class 1 e-bikes are designated on 78 segments (88.4 mi).
115 mi
Bike-designated
266 segments
1,820 mi
Total NFS trail
2,087 segments
88.4 mi
Class 1 e-bike
78 segments
11
ADA-accessible
trail segments
Trail surface
- Native Material1,947
- Snow113
- Imported Compacted Material13
- Imported Loose Material11
- Asphalt2
USFS trail class (1 = primitive · 5 = developed)
- Class 31,535
- Class 2405
- Class 4118
- Class 125
- Class 54
6% 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 |
|---|---|---|---|---|
| Swede Mtn Bike Trail | 11.33 | Native Material | 3 | Year-round |
| Cripple Horse | 5.4 | Native Material | 3 | Year-round |
| Alexander Mountain | 3.99 | Native Material | 3 | Year-round |
| Black Peak | 3.65 | Native Material | 3 | Year-round |
| Bobtail Ridge | 3.05 | Native Material | 3 | May–Nov |
| Alvord Lake | 2.64 | Native Material | 3 | May–Nov |
| Trout Ridge | 2.6 | Native Material | 3 | Year-round |
| Bobtail Ridge | 2.24 | Native Material | 3 | May–Nov |
| Canyon Divide | 2.06 | Native Material | 3 | Year-round |
| Starry Goat | 2.05 | Native Material | 3 | May–Nov |
| Turner Mountain | 1.95 | Native Material | 2 | Jun–Oct |
| Wood Creek Scenic Larch Trail | 1.81 | Native Material | 3 | Year-round |
| Mcguire/Inch | 1.76 | Native Material | 3 | Jun–Oct |
| Smeads Bench | 1.73 | Native Material | 3 | Year-round |
| Starry Goat | 1.66 | Native Material | 3 | May–Nov |
| Sheldon Mountain D | 1.62 | Native Material | 3 | Year-round |
| Ziegler Mountain | 1.32 | Native Material | 3 | Jun–Oct |
| White Pine Ridge | 1.32 | Native Material | 3 | Year-round |
| Elk Mtn. | 1.29 | Native Material | 3 | Jun–Oct |
| Slimmer Creek | 1.26 | Native Material | 3 | Year-round |
| Sheldon Mountain | 1.18 | Native Material | 3 | May–Oct |
| Warex Peak | 1.17 | Native Material | 3 | Jun–Oct |
| Turner Mountain | 1.15 | Native Material | 2 | Jun–Oct |
| Trout Ridge | 1.12 | Native Material | 3 | Year-round |
| Sheldon Mountain | 1.11 | Native Material | 3 | May–Oct |
E-bikes in Kootenai National Forest
Class 1 on 78 segments · Class 2 on 78 · Class 3 on 78. See full e-bike rules for Kootenai National Forest →
Frequently asked questions
- How many miles of mountain bike trail are in Kootenai National Forest?
- Kootenai National Forest has about 115 mi of bike-designated trail across 266 segments, out of 1,820 mi of total National Forest System trail.
- What is the riding season in Kootenai National Forest?
- Most bike-designated trails in Kootenai National Forest carry a Jun–Oct season in USFS data; higher-elevation trails clear later.
- Are e-bikes allowed in Kootenai National Forest?
- Only where designated. Class 1 e-bikes are recorded on 78 segments. See the e-bike rules page for the class-by-class breakdown.
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