Bighorn National Forest
Bighorn National Forest in Wyoming carries 894.8 miles of motorized routes from the U.S. Forest Service Motor Vehicle Use Map — 689.3 miles of roads and 205.5 miles of trails across 3 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
- 894.8
- Ranger districts
- 3
- Roads
- 689.3 mi
- Trails
- 205.5 mi
689.3 mi of roads · 205.5 mi of trails · Forest code 0202.
Ranger districts in Wyoming
The district is the grain — pick one for its full per-vehicle access matrix, seasons, a route-network map and GPX downloads.
| Access highlights | ||||
|---|---|---|---|---|
| Tongue Ranger District | 427.2 | 325.5 | 101.7 | ATV 424.1 mi · Motorcycle 427.3 mi · E-bike routes |
| Medicine Wheel Ranger District | 250.5 | 193.5 | 57 | ATV 219.1 mi · Motorcycle 250.4 mi · E-bike routes |
| Powder River Ranger District | 217.1 | 170.3 | 46.8 | ATV 215.3 mi · Motorcycle 217.1 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 | 3 | 858.5 |
| Motorcycle / dirt bike | 3 | 894.8 |
| Other wheeled OHV | 3 | 858.5 |
| 4WD > 50" | 3 | 675.5 |
| 2WD > 50" | 3 | 675.5 |
| Tracked OHV > 50" | 3 | 675.5 |
| Other OHV > 50" | 3 | 675.5 |
| Tracked OHV < 50" | 3 | 858.5 |
| Other OHV < 50" | 3 | 858.5 |
| Passenger vehicle | 3 | 675.5 |
| High-clearance vehicle | 3 | 675.5 |
| Truck | 3 | 675.5 |
| Bus | 3 | 675.5 |
| Motorhome | 3 | 675.5 |
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 Wyoming national-forest routes, read the methodology, or learn what an MVUM is.