Caribou-Targhee National Forest
Caribou-Targhee National Forest in Idaho carries 3,750 miles of motorized routes from the U.S. Forest Service Motor Vehicle Use Map — 2,302.9 miles of roads and 1,447.1 miles of trails across 7 ranger districts. Open any district for its full per-vehicle access matrix (ATV, motorcycle, side-by-side, 4x4 and e-bike), seasons, a route-network map, and GPX downloads. These pages are informational; the controlling document is each district's official MVUM.
- Total motorized miles
- 3,750
- Ranger districts
- 7
- Roads
- 2,302.9 mi
- Trails
- 1,447.1 mi
2,302.9 mi of roads · 1,447.1 mi of trails · Forest code 0415.
Ranger districts in Idaho
The district is the grain — pick one for its full per-vehicle access matrix, seasons, a route-network map and GPX downloads.
| Access highlights | ||||
|---|---|---|---|---|
| Montpelier Ranger District | 767.4 | 426 | 341.4 | ATV 688 mi · Motorcycle 767.4 mi · E-bike routes |
| Ashton/Island Park Ranger District | 739.8 | 650.7 | 89.1 | ATV 724.8 mi · Motorcycle 724.8 mi · E-bike routes |
| Westside Ranger District | 558.8 | 240.9 | 317.9 | ATV 459.6 mi · Motorcycle 554.5 mi · E-bike routes |
| Dubois Ranger District | 522.1 | 415.1 | 107 | ATV 477.1 mi · Motorcycle 522 mi · E-bike routes |
| Palisades Ranger District | 447.9 | 158.4 | 289.5 | ATV 265 mi · Motorcycle 442.1 mi · E-bike routes |
| Soda Springs Ranger District | 444 | 274.4 | 169.6 | ATV 444 mi · Motorcycle 444 mi · E-bike routes |
| Teton Basin Ranger District | 270 | 137.4 | 132.6 | ATV 174 mi · Motorcycle 259.3 mi · E-bike routes |
Data: U.S. Forest Service, Enterprise Data Warehouse (EDW) Motor Vehicle Use Map — Roads (layer 1) and Trails (layer 2), retrieved 2026-07-11. A work of the U.S. Government, public domain (17 U.S.C. §105). State assignment: U.S. Census Bureau TIGERweb state boundaries.
Forest-wide vehicle access
How many of this forest's ranger districts designate each vehicle class, and the total designated miles across the forest.
| Vehicle class | Districts | Open miles |
|---|---|---|
| ATV | 7 | 3,232.5 |
| Motorcycle / dirt bike | 7 | 3,714.1 |
| Other wheeled OHV | 7 | 3,232.5 |
| 4WD > 50" | 7 | 2,307 |
| 2WD > 50" | 7 | 2,258.8 |
| Tracked OHV > 50" | 7 | 2,258.8 |
| Other OHV > 50" | 7 | 2,258.8 |
| Tracked OHV < 50" | 7 | 3,230.9 |
| Other OHV < 50" | 7 | 3,230.9 |
| E-bike Class 1 | 7 | 3,749.9 |
| E-bike Class 2 | 7 | 3,749.9 |
| E-bike Class 3 | 7 | 3,749.9 |
| Passenger vehicle | 7 | 2,294.6 |
| High-clearance vehicle | 7 | 2,294.6 |
| Truck | 7 | 2,294.6 |
| Bus | 7 | 2,294.6 |
| Motorhome | 7 | 2,294.6 |
These pages summarise the Forest Service Motor Vehicle Use Map data; they are not the official MVUM and not legal documents. The controlling document is each district's official Motor Vehicle Use Map — carry it and follow posted signs.
Data vintage: USFS EDW MVUM, retrieved 2026-07-11.
Explore
Browse all Idaho national-forest routes, read the methodology, or learn what an MVUM is.