Trail Running calendar near Anaheim 2025-2026

The Boundiful Endurance Runs is an exciting running event held at Washburn Ranch in Hemet, California, featuring a unique 100% hardpacked dirt surface course. Participants can choose to run solo or as part of a relay team, with options for 100m, 24-hour, 12-hour, 6-hour, and 3-hour races. The event..

The Ray Miller 50/50 is an exciting running event taking place in Point Mugu State Park, Malibu, CA. Participants can choose from three challenging distances: a 50 Miler, a 50K, and a 30K, catering to various skill levels and preferences. This event promises a scenic and adventurous experience, set..

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 Keepin' It Rural will take place in San Marcos on Sunday 7 December 2025. You can run between 5 and 10 kilometers.

The Crystal Cove Trail Run is a premier running event set in the scenic Crystal Cove State Park, Laguna Beach, California. Participants can choose between a challenging 15k and a 6k course, both featuring fire road climbs, ridgeline descents, and thrilling single track trails. The 15k route includes..

The Dixon Lake Trail Race, held annually in beautiful Daley Ranch, Escondido, features a 10-mile and 10K race that begins at El Caballo Park. Runners will ascend to the top of Stanley Peak, enjoying stunning 360-degree views along the way. The race includes elevation gains ranging from 900 to 1300 f..

The Paramount Ranch Trail Runs is an exciting running event scheduled for December 2025 in Agoura Hills, California. Participants can choose from various distances, including a 50K, marathon, 30K, half marathon, and 10K, catering to runners of all levels. The event promises a scenic experience on th..

The Del Dios Trail Race, also known as the "Race of the Gods," is an annual running event held at Lake Hodges in Escondido, California. Scheduled for January 4, 2026, this 11th edition features various race distances, including a 50K, half marathon, 10K, and 5K, all set against the stunning backdrop..

The San Diego 50 Mile & Trail Marathons is a diverse running event taking place in Escondido, California, featuring multiple race options including a 50-mile ultra marathon, trail marathon, marathon relay, heavy half marathon, and various shorter distances for all ages. The event emphasizes inclusiv..

The Sean O'Brien 100K is a premier trail running event taking place in Calabasas, California, featuring multiple race distances including 100K, 50 miles, 50K, a marathon (26.2 miles), and 30K. This event is recognized as a qualifier for the prestigious Western States 100. Participants can expect sce..

The Ranch 50K is a trail running event taking place in the scenic Daley Ranch area of Escondido, California, on February 14, 2026. Participants can choose between a challenging 50K course, which consists of two 25K loops with a total elevation gain of 6,318 feet, or a half marathon with a single loo..

The San Pasqual Valley Trail Race, set in the picturesque San Diego Wine Country, offers a scenic running experience with three distance options: a 10K, Half Marathon, and 20 Mile race. Participants will enjoy breathtaking views as they navigate through vineyards and orange groves, with the more cha..

The Nine Trails 35 Mile Endurance Run is a challenging trail running event organized by AllWeDoIsRun, set in the scenic landscapes of Santa Barbara, California. This endurance run is designed for experienced runners looking to test their limits over a 35-mile course, alongside a shorter 17-mile opti..

The Coast to Crest 10K and 5K is an annual trail race held in Del Mar, California, featuring a flat and fast course ideal for runners seeking personal records. Scheduled for March 21, 2026, this event offers stunning views of the lagoon and a downhill finish. Both the 10K and 5K courses are well-gro..

The Nanny Goat event, now postponed to May 23-24, 2026, is a unique running experience held at a private horse ranch in Riverside, CA. Participants can choose from various race formats, including 6-hour, 12-hour, 24-hour, and a 100-mile challenge, with the goal of completing as many laps as possible..