Trail Running calendar near Coto de Caza 2025-2026

The Chino Hills Trail Run Series, held in Brea, California, offers trail running enthusiasts a range of distances including 10K, 10-mile, 15-mile, 20-mile, half-marathon, 30K, and a challenging 50K ultramarathon. Set within one of Orange County's premier natural open-space parks, the event features..

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 distances including 3, 6, 12, and 24-hour runs, a 100-mile solo challenge, and relay opt..

The Black Mountain Turkey Burner Trail Race, held annually at Black Mountain Community Park in San Diego, California, is known as the most technical trail race in the Endurance Race Series' Sunshine Series. The event features a challenging half marathon with significant hill climbs on technical trai..

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 Anza Borrego Cuyamaca 50 Mile Run is a point-to-point ultramarathon held in Julian, California, showcasing some of San Diego’s most scenic trails. Covering 50 miles, the course begins at the Sunrise Trailhead, ascends Stonewall Peak, traverses wooded trails near a lake in Cuyamaca Rancho State P..

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. Participants experience scenic terrain within the state park, known for its natural beauty and..

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 Dixon Lake Trail Race, held annually at Daley Ranch in Escondido, California, offers runners scenic trail runs with distances of 10 miles, 10K, and 5K. Starting at El Caballo Park, the 10-mile course ascends to Stanley Peak, providing a stunning 360-degree view from the summit. Elevation gains r..

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..

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 at Paramount Ranch, the event provides runners with a chance to experience beautiful terrain and a welcoming atmosphere. The..

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 takes place in early January 2026 and offers multiple race distances including a 50K, half marathon, 10K, and 5K. The courses feature dirt..

The San Diego 50 Mile & Trail Marathons, held in Escondido, California, offer a variety of trail running events including a 50-mile ultra marathon, trail marathon, relay marathon, heavy half marathon, and shorter distances like a 10-mile Summit Chase, 5-mile Valley run, stroller-friendly 5K, and a y..

The Sean O'Brien 100K is a trail running event held in Calabasas, California, offering multiple race distances including 100K, 50 miles, 50K, marathon, and 30K. The 100K race serves as a qualifier for the Western States 100. The course features scenic trail views with notable vantage points around m..

The Ranch 50K is a trail running event held at Daley Ranch in Escondido, California, featuring a challenging course with significant elevation gain. The 50K race consists of two loops of a 15.6-mile course, totaling 31.1 miles with 6,318 feet (1,926 meters) of climbing. A half marathon option covers..

The San Pasqual Valley Trail Race, held in Escondido, California, is a scenic running event set in San Diego's wine country. Offering three distances—10K, half marathon, and 20 miles—runners enjoy breathtaking views of vineyards and orange groves. The 10K course is relatively flat, while the half ma..

The Catalina Island Marathon, held annually in Avalon, California, is California’s oldest trail marathon and the State Off-Road Marathon Championship. The 48th edition in 2026 offers marathon (26.2 miles), 10K, 5K, and kids' runs, along with a Triple Crown Challenge combining multiple races. The cou..

The Old West Trail Runs, held at Anza Borrego Desert's Stagecoach Trails RV Resort, offer 50K, marathon, and half marathon distances through scenic desert terrain. The courses feature minimal elevation gain, with the 50K and marathon having about 2,500 feet and the half marathon around 670 feet. Par..

The Nine Trails 35 Mile Endurance Run is a trail running event held in Santa Barbara, California. It offers two distance options: a challenging 35-mile course and a shorter 17-mile route. The race takes place on scenic trails that showcase the natural beauty of the Santa Barbara area, providing runn..

The Pirate's Cove 6/12/24 Hour Run/Hike is an endurance event held at Lake Cuyamaca, California. Participants can choose to run or hike for 6, 12, or 24 hours on a scenic course centered around the lake area. The event takes place at Chamber's Park Campground, which serves as race headquarters and o..

The Coast to Crest 10K and 5K is an annual trail running event held in Del Mar, California, featuring a very flat and fast course ideal for runners seeking personal records. The out-and-back routes are 100% dirt trail, well-groomed, and offer spectacular wide-open lagoon views with a downhill finish..