Trail Running calendar near Simi Valley 2025-2026

Join the Griffith Park Trail Marathon Relay and 8K for team excitement or a scenic solo run on fire roads and trails. Enjoy chip timing, a finisher medal, live music, food trucks and post race fun plus cash prizes for top finishers.

Run Phoenix Rising at Griffith Park with 5k, 10k, 15k or half marathon options on scenic dirt trails around Crystal Springs. Expect aid stations, finisher medals, free photos and a friendly shared trail with hikers and equestrians.

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..

Harding Hustle is a July trail race in Cleveland National Forest that climbs the jeep road to Santiago and Modjeska peaks, with 50K, 30K and 15K options. Expect big climbs, summer heat and shuttle only access.

Join Hot to Trot at Griffith Park on July 18, 2026 for 5k, 10k, 15k and half marathon options on scenic dirt trails. Enjoy aid stations, custom finisher medals, free photos and a friendly community vibe.

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..

Run the Ascot Hills Challenge 5K on scenic trails above East Los Angeles with sweeping views of Dodger Stadium and the Hollywood sign. Proceeds benefit Wilson High School fire and police cadet programs and help preserve Ascot Hills Park.

The Angeles Crest 100 is a classic 100 mile point to point through the San Gabriel Mountains, with high alpine ridges, rocky trails and about 21,600 feet of climbing. Scenic and storied, it finishes in Altadena and is a Western States and U..

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.