Trail Running calendar near Del Mar 2025-2026

The Into the Wild OC Trail Run takes place at Fremont Canyon via Irvine Regional Park in Orange, California. The event features a challenging 17-mile (27k) single-loop course primarily on fire roads, with an elevation gain and loss of 3,820 feet. Runners have the option to complete a shorter out-and..

The Black Mountain Trail Races, held in San Diego, CA, offer three challenging distances: 50K, 25K, and a half marathon. Set on the historic Amat Kwanyil trails of Black Mountain, an ancient extinct volcano and Kumeyaay land, the course features diverse terrain including chaparral, coastal sage scru..

The Whiting Ranch Trail Races, held in Trabuco Canyon, California, offer a variety of distances including 6K, 10K, 13.2 miles (half marathon), and 30K. Set within the scenic Whiting Ranch Wilderness Park in Orange County, the courses feature challenging climbs, expansive views, and trails winding th..

The OC Trail Runners Group Run is a free, social, and non-competitive trail running event held in Newport Coast, California, at El Moro and Laguna Coast Wilderness Park. The run emphasizes enjoying the outdoors and camaraderie, making it welcoming for all levels. Each group run features a different..

The Red Rock Wilderness Trail Run is a 5K (3.4 miles) race held at the Red Rock Wilderness in Silverado, California, starting and finishing at the Limestone Canyon/Augustine Staging area. The course features a mix of fire roads and single-track trails with an elevation gain of 300 feet, offering a m..

Elder Creek Night Runs is a unique nighttime trail running event held near Anza, California, on land graciously provided by the Cahuilla Band of Indians. The race features distances of 9 miles, 13 miles, 30K, and 50K, all run on a 4.6-mile loop combining single-track trails and wide dirt roads throu..

The Peak is a challenging trail running event held near Julian, California, featuring 50K, marathon, and half marathon distances. The course primarily follows single-track trails with stunning mountain views, including a climb up Cuyamaca Peak, the second highest point in San Diego County. Runners f..

The Harding Hustle is a challenging trail running event held in the scenic Cleveland National Forest and Santa Ana Mountains near Silverado, California. It offers three distances: 50K, 30K, and 15K, all primarily on the Harding Truck Trail, featuring steep climbs, exhilarating descents, and breathta..

The Riley Park Trail Races, held in Thomas F. Riley Wilderness Park in Orange County, California, offer a variety of distances including a 30k, half marathon, 10 miler, 10k, 5k, and a unique 6-hour race. This family-friendly event features scenic single and double track trails, providing a fun and c..

The Into the Wild OC Trail Run is a 5K trail race held at Saddleback Wilderness in Orange, California. The course features a mix of fire roads and single-track trails with an elevation gain of 300 feet, offering a moderately challenging run through natural terrain. Participants will find one aid sta..

South Bay 24 is an endurance running event held at Montgomery Waller Community Park in San Diego, featuring a 1.25-mile loop course that includes trail, grass, and bike path surfaces. The event offers multiple race options: a 24-hour race, 12-hour day and night races, a 6-hour race, and a half marat..

The Gypsum Canyon Wilderness 5k is a trail running event held at Gypsum Canyon Wilderness in Anaheim, California. The 3.3-mile course features a mix of fire roads and single-track trails with an elevation gain of 350 feet, offering a moderately challenging run through natural terrain. Participants w..

The Noble Canyon 50K and 15K is an annual trail running event held in the scenic mountains of east San Diego, California, specifically in Pine Valley. The races take place on runnable single-track trails within National Forest land, offering participants stunning views and challenging terrain. The e..

That's No Moon Trail Races take place in the rugged Cleveland National Forest and Santa Ana Mountains near Silverado, California. The event offers challenging trail runs in three distances: 50 miles, 50K, and 30K. Participants navigate technical courses with significant elevation gains, exposed ridg..

The Double Peak Challenge is a distinctive running event held in San Marcos, California, featuring a challenging 10K race, a 5K fun run, and a Kids Trail Trot. The 10K course is known for its demanding elevation gain of 1,176 feet, culminating at Double Peak's summit at 1,558 feet, offering runners..

The Cuyamaca 100K is an ultramarathon held in Cuyamaca Rancho State Park near Julian, California, about an hour east of San Diego. The race features a challenging course composed of three distinct loops starting and ending at Camp Cuyamaca. The first loop covers 31.5 miles on the park's western side..

The Carmel Valley Trail Race, held annually at Gonzales Canyon Open Space in San Diego, offers a scenic and challenging trail running experience. Starting and finishing at Solana Ranch Park, the race features flat sections at the beginning and end, with elevation gains concentrated in the middle, in..

Live Oak Odyssey is a trail running event held in O'Neill Regional Park, located in Trabuco Canyon, California. Participants can choose between 3-hour and 6-hour fixed-time runs on a scenic 2.75-mile loop course featuring about 500 feet of vertical gain per loop. The course offers a mix of terrain i..

The Cahuilla Rez Ultra is a unique running event held on the Cahuilla Indian Reservation in Anza, California. It offers multiple race distances including a 100-mile ultra, 24-hour, 12-hour, 6-hour, and a half marathon. The course features a 2-mile loop on double track dirt roads with moderate elevat..

The Encinitas Beach Run is a unique running event held at Moonlight Beach in Encinitas, California. Participants run on the sand at low tide along a scenic coastal course between Moonlight Beach and Grandview. The event offers 5k and 10k distances with turnaround options, plus a kids' 1k race for ch..