Shasta-Trinity National Forest
Shasta-Trinity National Forest in California carries 4,723.5 miles of motorized routes from the U.S. Forest Service Motor Vehicle Use Map — 4,677.1 miles of roads and 46.4 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
- 4,723.5
- Ranger districts
- 7
- Roads
- 4,677.1 mi
- Trails
- 46.4 mi
4,677.1 mi of roads · 46.4 mi of trails · Forest code 0514.
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 | ||||
|---|---|---|---|---|
| McCloud Ranger District | 1,357.5 | 1,357.5 | 0 | ATV 1,149.8 mi · Motorcycle 1,149.8 mi |
| Mt. Shasta Ranger District | 740.2 | 740.2 | 0 | ATV 629 mi · Motorcycle 629 mi |
| Hayfork Ranger District | 682.1 | 674.1 | 8 | ATV 462.7 mi · Motorcycle 462.7 mi · E-bike routes |
| Yolla Bolla Ranger District | 601.3 | 600.1 | 1.2 | ATV 436.4 mi · Motorcycle 436.4 mi · E-bike routes |
| Shasta Lake Ranger District | 504.1 | 469.2 | 34.9 | ATV 409.2 mi · Motorcycle 409.2 mi · E-bike routes |
| Weaverville Ranger District | 485.4 | 483.1 | 2.3 | ATV 368.5 mi · Motorcycle 368.5 mi · E-bike routes |
| Big Bar Ranger District | 352.9 | 352.9 | 0 | ATV 240.8 mi · Motorcycle 240.8 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 | 7 | 3,696.4 |
| Motorcycle / dirt bike | 7 | 3,696.4 |
| Other wheeled OHV | 7 | 3,695.6 |
| 4WD > 50" | 7 | 3,691.4 |
| 2WD > 50" | 7 | 3,691.4 |
| Tracked OHV > 50" | 7 | 3,691.4 |
| Other OHV > 50" | 7 | 3,691.4 |
| Tracked OHV < 50" | 7 | 3,695.6 |
| Other OHV < 50" | 7 | 3,695.6 |
| Passenger vehicle | 7 | 4,691.5 |
| High-clearance vehicle | 7 | 4,716.5 |
| Truck | 7 | 4,691.5 |
| Bus | 7 | 4,691.5 |
| Motorhome | 7 | 4,691.5 |
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 California national-forest routes, read the methodology, or learn what an MVUM is.