About mountain biking in Trinity County

Trinity County, California has 44 named trails tagged for mountain biking, covering 135 miles, an average of 3.1 miles each. The longest is North Fork Trail, at 20.4 miles. 8 run 5 miles or longer.

What the mountain biking trails in Trinity County are like

By length, 15 are under a mile, 21 run 1 to 5 miles, and 8 are 5 miles or longer.

Of the 42 with a difficulty rating, 4 easy, 37 moderate, and 1 hard. Of the 44 with measured elevation, North Fork Trail climbs the most, about 9,383 ft, and 20 gain 1,000 ft or more.

All 44 mountain biking trails, longest first

North Fork TrailHikeMTB20.4 mi Bear Creek TrailHikeMTB11.3 mi South Fork Trinity River TrailHikeMTB9.6 mi Trough Ridge TrailHikeMTB7.2 mi South Fork National Recreation TrailHikeMTB7.0 mi East Tule Creek TrailHikeMTB5.7 mi Hyampom Mountain RoadHikeMTB5.1 mi Smoky Creek TrailHikeMTB5.0 mi Deadfall Lakes TrailHikeMTB4.4 mi Waterspout TrailHikeMTB4.2 mi Rough Gulch TrailHikeMTB4.2 mi Pattison Peak TrailHikeMTB3.9 mi Trinity Lakeshore TrailHikeMTB3.4 mi Rays Peak TrailHikeMTB3.4 mi Marble Caves TrailHikeMTB3.2 mi Pasture Gulch TrailHikeMTB2.9 mi Sisson Callahan TrailHikeMTB2.9 mi Clover Gulch TrailHikeMTB2.7 mi Snow Gap TrailHikeMTB2.6 mi Lost Creek TrailHikeMTB2.5 mi Knowles Gulch TrailHikeMTB2.4 mi Saint Jacques TrailHikeMTB2.1 mi Scheill Gulch TrailHikeMTB2.0 mi Pattison Peak Cutoff TrailHikeMTB2.0 mi Dobbins Gulch TrailHikeMTB1.9 mi Corral Gulch TrailHikeMTB1.8 mi Lower South Fork TrailHikeMTB1.8 mi Wintoon Flat TrailHikeMTB1.7 mi Dog Gulch TrailHikeMTB1.2 mi Grouse Ridge TrailHikeMTB0.9 mi "A" TrailHikeMTB0.8 mi West Low Gap RoadHikeMTB0.7 mi Blacks Camp TrailHikeMTB0.7 mi Wilcox Ridge TrailHikeMTB0.6 mi Brooks Tie TrailHikeMTB0.6 mi Garden Gulch Tie TrailHikeMTB0.4 mi Hall City Caves TrailHikeMTB0.3 mi Low Mountain TrailHikeMTB0.3 mi Kennys RoadHikeMTB0.3 mi Big Slide TrailHikeMTB0.3 mi Swim TrailHikeMTB0.2 mi Cable Creek TrailHikeMTB0.2 mi Cold Camp Creek TrailHikeMTB0.1 mi Dobbins Gulch Spur TrailHikeMTB0.1 mi

← All Trinity County trails

Trail geometry from OpenStreetMap contributors, licensed ODbL. Elevation from the USGS 3D Elevation Program. Compiled and published by Trailmonger · trail data last rebuilt October 4, 2026.