Sierra National Forest
Sierra National Forest in California carries 2,263.8 miles of motorized routes from the U.S. Forest Service Motor Vehicle Use Map — 2,077.5 miles of roads and 186.3 miles of trails across 2 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
- 2,263.8
- Ranger districts
- 2
- Roads
- 2,077.5 mi
- Trails
- 186.3 mi
2,077.5 mi of roads · 186.3 mi of trails · Forest code 0515.
Ranger districts in California
The district is the grain — pick one for its full per-vehicle access matrix, seasons, a route-network map and GPX downloads.
| Access highlights | ||||
|---|---|---|---|---|
| Bass Lake Ranger District | 1,217.9 | 1,135 | 82.9 | ATV 1,077 mi · Motorcycle 1,063.1 mi |
| High Sierra Ranger District | 1,045.9 | 942.5 | 103.4 | ATV 847 mi · Motorcycle 842.1 mi |
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 | 2 | 1,924 |
| Motorcycle / dirt bike | 2 | 1,905.2 |
| Other wheeled OHV | 2 | 1,742.1 |
| Tracked OHV > 50" | 2 | 1,741.8 |
| Other OHV > 50" | 2 | 1,741.8 |
| Tracked OHV < 50" | 2 | 1,742.1 |
| Other OHV < 50" | 2 | 1,742.1 |
| Passenger vehicle | 2 | 2,073.9 |
| High-clearance vehicle | 2 | 2,077.4 |
| Truck | 2 | 2,073.9 |
| Bus | 2 | 2,073.9 |
| Motorhome | 2 | 2,073.9 |
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 California national-forest routes, read the methodology, or learn what an MVUM is.