Trail Running calendar near Trabuco Canyon 2025-2026

The Machete Muertos 200 is an ultramarathon event held at Lake Perris, California, featuring multiple race distances including 10, 20, 50, 100, and 200 miles, plus a 20-mile ruck division. The course consists of challenging loops with significant elevation gains—2,300 feet per lap for shorter distan..

The Roosters Backyard Ultra will take place in San Diego on Saturday 1 November 2025.

The Santa Clarita Trail Race is an epic trail running event held in the golden hills of Santa Clarita, California, specifically at East Walker Ranch in Placerita Canyon. Set in a historic area where gold was first discovered in 1842, the race offers stunning and diverse landscapes featuring challeng..

The Griffith Park Trail Marathon is a scenic trail running event held in Los Angeles, California, within the iconic Griffith Park. The race features multiple distances including a marathon, 50K, 30K, half marathon, and 10K, all showcasing a mix of beautiful single-track trails and double-track fire..

Wildwood Canyon Trail Run takes place in Wildwood Canyon State Park, Yucaipa, California. The event features an 8-hour loop course: a 3.6-mile loop with roughly 600 feet of vertical gain per lap, offering rugged canyons, meadows, and oak-studded terrain. Runners may complete as many loops as time al..

The Catalina Island Half-Marathon & 10K is a scenic trail running event held in Avalon, California. The half-marathon covers 13.1 miles, starting in Avalon and passing the historic Wrigley Mansion before entering Catalina Island’s rugged interior. Runners face challenging climbs leading to breathtak..

Located at Miramar Reservoir in San Diego (10710 Scripps Lake Drive), the Sri Chinmoy 6-Hour Race offers a scenic 5-mile asphalt loop around the lake. The 6-hour format welcomes all paces and challenges runners to complete as many laps as possible within the window. Laps are chip-timed with 5-mile s..

The Chino Hills Trail Run Series, held at Chino Hills State Park in Brea, California, offers challenging trail races in scenic natural surroundings. The fall event features 30K and 50K distances, with well-marked courses that traverse hilly terrain and showcase native plants and wildlife. Aid statio..

The 4 Mile Hill Challenge is a scenic and challenging running event held at the Audubon Center at Debs Park in Los Angeles, CA. The course features rolling hills and all-trail terrain within a historic park, starting and finishing at the nature center. Open to all levels, the race includes hydration..

Boundiful Endurance Runs take place at Washburn Ranch in Hemet, California, featuring a one-mile loop on a 100% hardpacked dirt surface through a Southern California fruit and nut farm. The event offers multiple race options including 3, 6, 12, and 24-hour runs, a 100-mile solo challenge, and relay..

Black Mountain Turkey Burner is a trail race in San Diego, California, with start and finish at Black Mountain Community Park and the event base at Black Mountain Ranch Park (14700 Carmel Valley Rd). It offers three distances: Half Marathon (~13 miles) with steep, technical trails; 10K (~6.4 miles)..

The Fremont Canyon 28k Trail Run is an exciting running event taking place in Irvine Regional Park, Orange, California. Scheduled for December 6, 2025, this challenging 28k (17.5 miles) course features fire roads with an elevation gain and loss of 2860 feet, making it suitable for experienced runner..

The Ray Miller 50/50 is a trail running event held at Point Mugu State Park in Malibu, California. Scheduled for December 6, 2025, the race offers three distance options: a 50-mile ultra, a 50K, and a 30K. The course takes runners through the scenic terrain of the state park, known for its natural b..

The Anza Borrego Cuyamaca 50 Mile Run is a challenging point-to-point ultramarathon held in San Diego, California. Covering 50 miles, the course traverses scenic trails from the Sunrise Trailhead through Cuyamaca Rancho State Park, including an ascent of Stonewall Peak and wooded paths near the lake..

The Tenth Annual Keepin' It Rural 5K/10K Trail Race and Festival takes place at the scenic Elfin Forest Recreational Reserve in north San Diego. This unique event features chip-timed races for both 5K and 10K runners, with a special course for hikers. The race begins and ends at the Olivenhain Dam,..

The Crystal Cove Trail Run, held at Crystal Cove State Park in Laguna Beach, California, offers a scenic and challenging trail running experience just minutes from the beach. The event features three distances: a 15K, a 6K, and a Kids 1K race. Both the 15K and 6K courses include fire road climbs, ri..

Dixon Lake 10/10 Trail Race takes place in Daley Ranch, Escondido, California. The course starts at El Caballo Park (3450 E Valley Parkway) and climbs to Stanley Peak and surrounding terrain, rewarding participants with a 360-degree summit view. Distances include 10-mile and 10K, with a cap of about..

The Paramount Ranch Trail Runs, held in Agoura Hills, California, offer a variety of race distances including 50K, marathon, 30K, half marathon, and 10K. Set on scenic trails within the historic Paramount Ranch, the event provides runners with a challenging and picturesque course. The race atmospher..

The Dirty December Trail Run, held in San Diego, California, is a festive holiday trail running event featuring multiple race distances: a full marathon, half marathon, 10K, and a unique 6-hour hill climb challenge. The course includes significant elevation gains—approximately 3,500 feet for the mar..

The Del Dios Trail Race, known as the "Race of the Gods," is an annual trail running event held at scenic Lake Hodges in Escondido, California. The 11th edition features multiple race distances including a 50K, half marathon, 10K, and 5K, catering to various skill levels. The courses traverse dirt s..