Trail Running calendar near Chico 2025-2026

Run the Cool Moon Trail Races in Cool, California on June 13-14, 2026, with options from 5K to 100K on scenic single track and fire roads. Well marked routes, lively aid stations and live runner tracking make for an unforgettable trail week..

Take on a scenic 100 mile trail challenge near Cool, California featuring looped singletrack and fire roads with about 13,600 ft of climbing. Live tracking, regular aid and a handcrafted buckle await finishers.

Run the scenic Susan River Canyon at Bizz Johnson's Southside Scramble, with 22K, 14K or 7K loop options along singletrack and river views. A small field capped at 150, custom finisher medals and microfiber towels make for a relaxed, reward..

Run the rugged Sierra singletrack in the Lost Sierra Endurance Race in Downieville on July 25, 2026, with 25K, 50K, and 100K options to challenge every level. Celebrate with fellow runners at a friendly post race gathering in town.

Tackle rugged single track trails and steep climbs at Mammoth Bar in Auburn, California, with sweeping views of the American River Canyon. Choose a half marathon or 10K and test your trail legs at this scenic, challenging outing.

Run scenic shoreline and single track trails at Granite Beach for the Gold Rush Growler, with new 2026 courses and options of 10 miles or a 5K. Every finisher gets a beer glass and a cold local IPA for ages 21 and over.

Tackle rugged singletrack and rocky climbs near Emigrant Gap at the Signal Peak Trail Runs on October 3, 2026, with 50K and 24 mile options. Expect technical terrain and a summit loop that rewards 50K runners with sweeping views of Bear Val..

Run scenic single track along the American River Canyon in Auburn, CA with 50K, half marathon, or 5 mile routes. Celebrate afterward at Ponderosa Cider Co with a commemorative cider glass and post race pours.

Tackle a rugged, fatass style adventure run along the scenic North Fork of the American River with 25 and 50 mile options. Expect big climbs, river trail views, and a self supported backcountry race experience.

Join the inaugural Champion Mine Trail Race in Nevada City for a scenic half marathon or 5K through pines, along Deer Creek, and across a historic swinging bridge. Enjoy stocked aid stations and a locally made finisher medal.

Run the scenic Bizz Johnson Trail to Hobo Camp in Susanville with point to point 50K, marathon, half and 10K and bus to remote starts. The USATF certified marathon is a Boston qualifier and winds through river canyon, bridges and tunnels.

Join the Heart of Cool Trail Run in Cool CA for 5k, 10k or trail half marathon on scenic singletrack. Proceeds benefit local youth programs and a scholarship for a child with heart disease; enjoy a post race pancake breakfast.

Scenic Upper Bidwell Park hosts a half marathon with a tough early climb and a downhill finish, plus a 4 mile endurance loop with repeating laps. Aid stations, creek crossings and community fundraising add local flavor.