Sawtooth National Forest
Sawtooth National Forest in Idaho carries 2,719.8 miles of motorized routes from the U.S. Forest Service Motor Vehicle Use Map — 1,639 miles of roads and 1,080.8 miles of trails across 4 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
- 2,719.8
- Ranger districts
- 4
- Roads
- 1,639 mi
- Trails
- 1,080.8 mi
1,639 mi of roads · 1,080.8 mi of trails · Forest code 0402.
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 | ||||
|---|---|---|---|---|
| Minidoka Ranger District | 1,200 | 946.4 | 253.6 | ATV 1,077 mi · Motorcycle 1,198.2 mi · E-bike routes |
| Fairfield Ranger District | 705.2 | 262.2 | 443 | ATV 375.7 mi · Motorcycle 704.1 mi · E-bike routes |
| Sawtooth National Recreation Area | 516.8 | 324.8 | 192 | ATV 318.5 mi · Motorcycle 494.2 mi · E-bike routes |
| Ketchum Ranger District | 297.8 | 105.6 | 192.2 | ATV 133.2 mi · Motorcycle 296.4 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 | 4 | 1,904.4 |
| Motorcycle / dirt bike | 4 | 2,692.9 |
| Other wheeled OHV | 4 | 1,899.9 |
| 4WD > 50" | 4 | 1,691.4 |
| 2WD > 50" | 4 | 1,691.4 |
| Tracked OHV > 50" | 4 | 1,691.4 |
| Other OHV > 50" | 4 | 1,691.4 |
| Tracked OHV < 50" | 4 | 1,903.4 |
| Other OHV < 50" | 4 | 1,903.4 |
| E-bike Class 1 | 4 | 2,719.7 |
| E-bike Class 2 | 4 | 2,719.7 |
| E-bike Class 3 | 4 | 2,719.7 |
| Passenger vehicle | 4 | 1,717.3 |
| High-clearance vehicle | 4 | 1,717.3 |
| Truck | 4 | 1,717.3 |
| Bus | 4 | 1,717.3 |
| Motorhome | 4 | 1,717.3 |
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.