Trail Running calendar near Santa Clarita 2025-2026

We have found 55 Trailruns within 80 miles of Santa Clarita. See below where and when you can find the races.

The SoCal Redwood Race will take place in Brea on Saturday 25 April 2026. You can run between 3 and 12 kilometers.

May 2026

Coyote Two Moon is a rugged trail weekend in Los Padres National Forest near Ojai with distances from 10K to a 100 mile test. Huge elevation, small fields and a 42 hour cutoff make it a serious challenge for experienced trail runners.

Test your trail legs at the O'Neill Park Trail Races on May 16, 2026 in scenic O'Neill Regional Park. Choose from 50k to 10k distances and enjoy challenging singletrack, great views and a supportive event atmosphere.

Event overview Nanny Goat is an ultrarunning event held May 23-24, 2026 at a private horse ranch in Riverside, California. This is the 17th running of the event and it is scheduled over Memorial Day Weekend. Race formats offered include sol..

Pacifico Ultra is a scenic, fully-supported trail event in Palmdale, California, set in the Angeles National Forest. It offers two distances: a 50k Ultra (31.4 miles with 5,597 feet of vertical gain) and a Trail Half Marathon (13 miles with..

June 2026

Experience scenic coastal singletrack and canyon trails at Point Mugu State Park on June 6, 2026. Choose from distances from a half marathon up to a 100K and test your limits on classic Malibu terrain.

Griffith Park Trail Marathon Relay & 8K The Griffith Park Trail Marathon Relay & 8K takes place in Griffith Park (Park Center), Los Angeles, on June 7, 2026. The event offers both individual and team relay options and is held on mar..

Event overview The Phoenix Rising run is scheduled for Saturday, June 13, 2026, at Griffith Park in Los Angeles. The event offers the following distances: 5k 10k (two 5k loops) 15k (three 5k loops) Half marathon (three 4.36-mile loops) Al..

July 2026

Event overview Tough Mugu is a trail running event held at La Jolla Group Campground in Point Mugu State Park, 1 mile north of 9000 E Pacific Coast Hwy, Malibu, CA 90265. The event includes the following race distances: 10k 25k The event..

Event overview The Hot to Trot race takes place on Saturday, July 18, 2026, at Griffith Park, Crystal Springs Picnic Area in Los Angeles. Distances offered are: 5k - out-and-back route 10k - two 5k loops 15k - three 5k loops Half marathon..

Event details The Harding Hustle takes place Saturday, July 18, 2026, in the Cleveland National Forest near Modjeska Canyon / Tucker Wildlife Sanctuary, Silverado, CA. Distances offered: 50K - time limit 9 hours; elevation gain 5,926 ft; m..

August 2026

The Bulldog Ultra The Bulldog Ultra is a trail running event held in the Santa Monica Mountains at Malibu Creek State Park on August 15, 2026. Distances offered include: 25k Trail Run 50k Ultra 75k (listed in the event schedule) The cours..

September 2026

The Ascot Hills Challenge 5K will take place in Los Angeles on Saturday 26 September 2026. You can run 5 kilometers.

October 2026

Angeles Crest 100 Mile Endurance Run, held since 1986, is a 100-mile point-to-point trail race from Wrightwood to Altadena in the San Gabriel Mountains north of Los Angeles. Runners tackle steep climbs and rocky terrain along a course rangi..

November 2026

Take on the Saddleback Marathon in Silverado, CA on November 7, 2026, with marathon, half marathon and 10K options. Challenging canyon climbs and scenic ridgeline descents make for a memorable fall race for trail and road lovers alike.