Dirt Bike Trails
Near Moskowite Corner, California

The main connector between the north and south entrances of the Knoxville OHV area. Very active with power sports vehicles, as many marked and unmarked trails crisscross this trail. An easy trail with good views of the mountains, including. Mt. Saint Helena in Napa. It also passes by the only develo...
Learn more about Dunnigan Hill

Easy dirt trail with connections to the Berryessa Snow Mountain Monument area Trails with wildflower sights in Spring and the main road to The Wilbur Hot Springs. Beautiful scenery of the Bear Valley in Lake and Colusa Counties in Spring with Bear Creek passing next to the trail. Near the end of the...
Learn more about Bear Valley Road Trail

Walker Ridge Road is one of the main entrances to the Indian Valley Reservoir (CDFW) and the Walker Ridge Recreation Area (BLM). The road is gravel and accessible by most high-clearance vehicles. There are plenty of OHV and 4x4 trails off the main road. Walker Ridge Recreation Area allows all types ...
Learn more about Walker Ridge Road to Indian Valley Reservoir Road

Cold Spring is an inviting off-road spur trail ideal for high-clearance four-wheel-drive vehicles, SxSs, and dirt bikes seeking a quiet mountain escape with panoramic views of the Indian Valley Reservoir. Branching off the county-maintained Bartlett Springs Road near Cold Spring Mountain, this route...
Learn more about Cold Spring

Bartlett Springs Road begins southeast of Mendocino National Forest and boasts excellent views. This route passes through BLM land, and there are plenty of offshoots from the trail. There are also opportunities for camping, hiking, mountain biking, fishing, hunting, and recreational shooting. Cell s...
Learn more about Bartlett Springs Road

For expert riders only, this trail is rated extremely difficult. Trail hazards may Include; narrow and steep sections, washed-out sections, fallen trees, and large falling or loose rocks. Boundary Tidge "Trail 25" is an 8-mile route that takes you along the top ridges of South Cow Mountain OHV. The ...
Learn more about Boundary Ridge, Trail 25

Latrobe Road is a scenic dirt road that passes through the rolling foothills outside the Sacramento Valley and provides ample views of the surrounding area. The trail passes through agricultural land, cattle grazing areas, and the 4000 acre Deer Creek Preserve, which is owned/managed by the Sacramen...
Learn more about Latrobe Road

This trail is a little less than 4 miles and leads to Letts Lake and campground. As the only lake in the lower half of Mendocino NF, it is worth visiting. There are four campsites around the lake; each has a handful of first come, first serve sites. You may also swim and fish in the lake.
Learn more about Letts Lake

This trail used to be longer, but erosion turned it into half just a dirt bike trail. This trial ends at a bit of a turn around that you could unload your bikes and hit the other trails from that point. It's also a connector to the Old Letts Trail. This trail is single vehicle wide, and there are a ...
Learn more about East Letts - FS 17N02k

Out-and-back trail, big dispersed camp area at the end of the trail for multiple vehicles. There are a few spots to pass, and a dirt bike trail is towards the beginning. has a few ledges from erosion and some washes. Toward the end of the trail, before it descends into the camp spot, there is a good...
Learn more about Stony Slope - FS 17N89

Carroll Climb is a fun, short detour off Juniper Trail. The route begins with a descent on a narrow single-track trail to a turnaround at the bottom. From there, riders tackle a climb back to the top through a series of whoops and rocky sections that add a bit of challenge and excitement. Though bri...
Learn more about Carrol Climb

Franciscan Loop Trail is a fun route that circles the trails-only section of the park. The trail is generally double-track width with a hardpack dirt surface, making it accessible while still offering plenty of variety. Riders can expect a mix of terrain, including small whoops, loose dirt, and scat...
Learn more about Franciscan Loop trail

The Los Osos Trail is one of the park's main connector routes, providing access to many of the surrounding trails and trail networks. The trail consists mostly of smooth, well-groomed hardpack dirt and offers an easy, enjoyable ride through the park. Expect a mix of winding turns, gradual climbs, an...
Learn more about Los Osos Trail

Juniper Trail is one of the park's primary connector routes, linking riders to the broader trail network. The trail features mostly smooth hardpack dirt with a mix of winding turns, climbs, and descents that make for an enjoyable ride. As the route progresses, riders gain access to several steeper h...
Learn more about Juniper Trail

Brewers Trail is a short single-track spur branching off Juniper Trail. The narrow dirt trail is best suited for dirt bikes, as its width and terrain are not ideal for larger vehicles. The route winds along a hillside with a mix of hardpack dirt and scattered patches of loose rock. While the trail i...
Learn more about Brewers Trail

Ridge Trail is a narrow, hardpack dirt trail that traverses the side of a steep hillside. The route is winding and exposed in places, with the adjacent slope adding an extra sense of challenge and consequence. The trail surface is generally smooth, with occasional light rutting and scattered rocks t...
Learn more about Ridge trail

Badger Trail runs parallel to Ridge Trail, following the same hillside at a lower elevation. The route consists of firm hardpack dirt and a series of winding turns that contour along the slope. Technical obstacles are minimal, with few rocks or ruts to navigate. However, the steep hillside and narro...
Learn more about Badger

Kiln Trail is one of the primary entrances to the park. The route begins as a mellow hardpack dirt road leading to the park boundary, where signs outline park regulations and warn visitors about mountain lions. Shortly after entering, riders encounter the first notable obstacle: a steep climb with l...
Learn more about Kiln Trail

This trail has many steep sections, including one big hill climb. Depending on the direction traveled, you can bypass that hill climb (bypass not included on guided trail). Single vehicle wide, and some areas are overgrown, causing pinstripes. Lots of off camber and many washes, some deep and some e...
Learn more about Old Letts - FS 17N12

Juniper Trail is one of the park's primary connector routes, linking riders to the broader trail network. The trail features mostly smooth hardpack dirt with a mix of winding turns, climbs, and descents that make for an enjoyable ride. As the route progresses, riders gain access to several steeper h...
Learn more about Red Trail

The main connector between the north and south entrances of the Knoxville OHV area. Very active with power sports vehicles, as many marked and unmarked trails crisscross this trail. An easy trail with good views of the mountains, including. Mt. Saint Helena in Napa. It also passes by the only develo...
Learn more about Dunnigan Hill

Easy dirt trail with connections to the Berryessa Snow Mountain Monument area Trails with wildflower sights in Spring and the main road to The Wilbur Hot Springs. Beautiful scenery of the Bear Valley in Lake and Colusa Counties in Spring with Bear Creek passing next to the trail. Near the end of the...
Learn more about Bear Valley Road Trail

Walker Ridge Road is one of the main entrances to the Indian Valley Reservoir (CDFW) and the Walker Ridge Recreation Area (BLM). The road is gravel and accessible by most high-clearance vehicles. There are plenty of OHV and 4x4 trails off the main road. Walker Ridge Recreation Area allows all types ...
Learn more about Walker Ridge Road to Indian Valley Reservoir Road

Cold Spring is an inviting off-road spur trail ideal for high-clearance four-wheel-drive vehicles, SxSs, and dirt bikes seeking a quiet mountain escape with panoramic views of the Indian Valley Reservoir. Branching off the county-maintained Bartlett Springs Road near Cold Spring Mountain, this route...
Learn more about Cold Spring

The main connector between the north and south entrances of the Knoxville OHV area. Very active with power sports vehicles, as many marked and unmarked trails crisscross this trail. An easy trail with good views of the mountains, including. Mt. Saint Helena in Napa. It also passes by the only develo...
Learn more about Dunnigan Hill

Easy dirt trail with connections to the Berryessa Snow Mountain Monument area Trails with wildflower sights in Spring and the main road to The Wilbur Hot Springs. Beautiful scenery of the Bear Valley in Lake and Colusa Counties in Spring with Bear Creek passing next to the trail. Near the end of the...
Learn more about Bear Valley Road Trail

Walker Ridge Road is one of the main entrances to the Indian Valley Reservoir (CDFW) and the Walker Ridge Recreation Area (BLM). The road is gravel and accessible by most high-clearance vehicles. There are plenty of OHV and 4x4 trails off the main road. Walker Ridge Recreation Area allows all types ...
Learn more about Walker Ridge Road to Indian Valley Reservoir Road

Cold Spring is an inviting off-road spur trail ideal for high-clearance four-wheel-drive vehicles, SxSs, and dirt bikes seeking a quiet mountain escape with panoramic views of the Indian Valley Reservoir. Branching off the county-maintained Bartlett Springs Road near Cold Spring Mountain, this route...
Learn more about Cold Spring