Trail Running calendar near Corona 2025-2026

The Double Peak Challenge is an exciting outdoor running event held annually in San Marcos, California, featuring a 10k, 5k, and a Kids Trail Trot. Celebrating its 10th year, the event invites participants to tackle a challenging course that includes a significant elevation gain, reaching the summit..

That's No Moon Ultras is a challenging trail running event set in the stunning landscapes of the Cleveland National Forest and Santa Ana Mountains in Southern California. Participants can choose from three distances: 50 miles, 50K, and 30K, all featuring demanding courses with significant elevation..

J Treequinox is a unique 12-hour running event held on a private 20-acre desert property near downtown Joshua Tree, California. Designed for both novice and experienced ultra runners, participants can tackle the course at their own pace, completing laps on a one-mile loop. The event features a festi..

The Angeles National Forest Trail Race, celebrating its 20th anniversary, offers both 25K and 50K race options on September 27, 2025, starting and finishing at the iconic Mt. Wilson Observatory. Set in the scenic San Gabriel Mountains, the 25K features a challenging 3,500 feet of elevation gain, whi..

The Bandit Ultra Trail is a premier trail running event taking place in Simi Valley, California, featuring three race distances: 50K, 30K, and 15K. Set against the stunning backdrop of Rocky Peak, participants will navigate through picturesque mountains, steep canyons, and diverse wildlife habitats...

No Name 5025 is an exciting running event held in Cheesebro Canyon, featuring a challenging 50k ultramarathon, a 25k trail run, and a 10k trail run suitable for all levels. Participants will experience diverse terrain, including runnable ascents, winding singletracks, steep fire road climbs, and smo..

The Kodiak Ultra Marathons by UTMB is a multi-day trail running event held in Big Bear Lake, California, offering a variety of race distances, including 100 miles, 100K, 50K, 21K, and 10K. The race features stunning views of Big Bear Lake and traverses diverse landscapes such as high desert, sub-alp..

The Cahuilla Rez Ultra is a unique running event held on the Cahuilla Indian Reservation in Anza, California, featuring various race options including a 100-mile, 24-hour, 12-hour, 6-hour, and a half marathon. This event serves as a fundraiser for the tribe's Youth and Family Programming, promoting..

The SPACEROCK Trail Race, scheduled for October 18, 2025, takes place at the iconic Vasquez Rocks Natural Park in Agua Dulce, California. This event features a variety of race distances, including a Half Marathon+, 15K, 10K, and 5K, catering to runners of all skill levels. Participants can enjoy the..

The Pasadena Trail Half Marathon is a premier running event hosted by Pasadena Running Company, featuring challenging routes that highlight the scenic trails of Pasadena. Scheduled for October 19, 2025, this event offers three distance options: a Half Marathon, 10K, and 5K, catering to runners of al..

The 2025 Encinitas Beach Run, presented by Excelerace, is a unique running event taking place at Moonlight Beach in Encinitas, California. Participants can choose between a 5k and 10k run along the scenic sandy coastline, with turn-around options available. The event features a festive atmosphere, i..

The Machete Trail Madness 100 Miler is a challenging ultramarathon event held in Lake Perris, California, featuring a 100-mile, 50-mile, and 10-mile race. Scheduled for October 31, 2025, this event is known for its tough course, with a 10-mile loop that includes 2,300 feet of elevation gain per lap...

The Wildwood Canyon Trail Run is an exciting running event set in the picturesque Wildwood Canyon State Park in Yucaipa, CA. Participants will tackle a scenic 3.6-mile loop course, surrounded by stunning natural landscapes, including rugged canyons and oak-studded hills. Runners have 8 hours to comp..

The Catalina Island Half-Marathon is a scenic trail race held in Avalon, California, offering participants an unforgettable running experience. The course features challenging climbs, breathtaking ocean vistas, and historic landmarks like the Wrigley Mansion. Runners ascend into Catalina’s rugged in..

The 4 Mile Hill Challenge is an exciting running event scheduled for November 15, 2025, at the Audubon Center at Debs Park in Los Angeles, CA. This event features a scenic 4-mile course that includes rolling hills and all-trail paths, making it suitable for participants of all skill levels, from beg..

Caspers Trail Races, set to take place in San Juan Capistrano, CA, features a variety of trail running events including a 10K, half marathon, 30K, marathon, and 50K. Organized by KH Races, the event promises well-supported and clearly marked courses, along with appealing race swag for participants...

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 Anza Borrego Cuyamaca 50 Mile Run is a scenic point-to-point race set in Julian, California, showcasing some of San Diego's most beautiful trails. Participants will traverse 50 miles, starting at the Sunrise Trailhead and winding through Cuyamaca Rancho State Park, including an ascent of Stonewa..