Trail Running calendar near Chico 2026-2027

This trail running event in Auburn, California, offers half marathon and 10K distances. The courses traverse the steep and scenic trails of the Mammoth Bar OHV area, known for its rugged climbs and canyon views.

Experience an obstacle course through the fields and hills of Redding. This family friendly mud run features creek crossings and physical structures to navigate while supporting local children in need.

Mile Madness is a multi day looped course event in Auburn California offering timed runs from 6 hours to 72 hours, a one mile loop with two aid stations, on-course food and services, and finish buckles for 100, 150 and 200 miles.

Trail runs at Granite Beach on Folsom Lake with new 10 mile and 5K courses, aid stations, age group awards, a finisher beer glass and a postrace meal.

Trail running event in Auburn, California offering half marathon, 12K and 5K courses that start and finish at Overlook Park. The half marathon follows the Western States Trail for more than half its distance.

A self-guided 50K on the original Yuba Gold point to point route from South Yuba Campground to Bear Valley in Nevada City, CA. Runners complete the course any time between October 1 to 31, 2026 and submit an activity link for verification.

Experience the Signal Peak Trail Runs in Emigrant Gap California featuring 50K and 24 mile distances. Navigate through scenic terrain with 3300 feet of gain and enjoy a well stocked cupless course with a finish line meal.

Trail races in Auburn, CA, on runnable single track through the American River Canyon, offering 50K, half marathon, and 5 mile options plus post-race cider and commemorative glass.

Granite Head Trails & Ales Trail Races feature 6.6-mile and 11.2-mile courses. Runners get a tech T-shirt and can enjoy post-race fajitas and a beer. The event is the final race in a local trail running series.

Explore Nevada City's trails at the Champion Mine Trail Race. Choose between a scenic half marathon crossing a historic swinging bridge or a 5K run/walk. The event features aid stations, varied terrain, and finishes at the historic Miners F..

Experience a fast downhill course through Lassen National Forest on a historic railroad trail featuring wooden bridges and tunnels. This event offers distances from a 10K to a 50K and serves as a Boston Marathon qualifier.

Trail races in Cool, California offering 5k, 10k and a trail half marathon. Proceeds support Black Oak Mines Unified School District youth programs and a scholarship fund for Camp Taylor.

Experience the rugged trails of Whiskeytown National Recreation Area with distances ranging from 8.5 miles to a 52 km ultra. Enjoy well-marked courses and a festive post-race atmosphere while supporting local trail maintenance.

Test your limits in Upper Bidwell Park with a challenging half marathon featuring 1,600 feet of climbing or a unique eight hour backyard endurance challenge on scenic single-track trails.

Join the Vampire Run in Roseville for a timed 5K or a 1 mile walk to support the bleeding disorders community. Enjoy a festive atmosphere with costumes, carnival games, and medals for all runners.

A backyard ultra at Beals Point near Folsom Lake where runners complete a 4.16 mile loop each hour until one person remains; a Mini option ends after 12 hours. Aid is available only at the start finish area.

The Never Ending Fun will take place in North Fork American River from Friday 23 October 2026 to Sunday 25 October 2026. You can run 4 miles.

A very difficult, remote on and off trail fatass in the northwestern Sierra Nevada near Oxbow Reservoir. Three routes run from 15+ to 43+ miles with large elevation gain and multiple water crossings.

A trail race on October 24, 2026 near Pilot Hill, California featuring a half marathon (two laps) and a 10K on single-track trails with creek crossings, climbs, and a Folsom Lake overlook; field limited to 175 and proceeds benefit the Ameri..

Event Details The Rio Del Lago 100 Mile Endurance Run is a trail race held on Saturday, November 7, 2026, starting at Beal's Point in Folsom Lake State Recreation Area, within the Sierra Foothills of California. Course Information The 100-m..