Trail Running calendar near Green Valley Lake 2025-2026

The Billy Goat Mountain Climb is a challenging trail running event held in Silverado, California, within the scenic Cleveland National Forest. It offers three race distances: a 17-mile run, a half marathon, and a 10K, catering to various levels of trail runners. The course features rugged mountain t..

The Bedrock Valley Trail Runs, held at Diamond Valley Lake Marina in Hemet, California, is a family-friendly trail running event featuring a variety of distances including a Trail Marathon, Half Marathon, 15k, 10k, multiple 5k options (including stroller and youth categories), and a 1-mile Kid's Fun..

Badwater Salton Sea is a grueling 81-mile (130 km) ultra running event held in Southern California, traversing from Salton City, below sea level, to Palomar Mountain, nearly 5,500 feet high. This team ultra requires duos or trios to run together for the entire course, which combines road and a chall..

The O'Neill Park Trail Races take place in Trabuco Canyon, California, offering a variety of distances including 50k, marathon, 30k, half marathon, and 10k. Set within the scenic O'Neill Park, the event features spectacular trails that showcase the natural beauty of South Orange County. Known for it..

The Gorgonio View Trail Run takes place at Big Bear Mountain Resort in Big Bear Lake, California, a renowned mountain training ground in Southern California. The event features a scenic 10K trail race along picturesque singletrack trails winding through high-altitude pine forests. Runners will encou..

The Nanny Goat race, hosted at a private horse ranch in Riverside, California, offers a unique ultrarunning experience featuring distances of 6, 12, 24 hours, a 100-mile solo race, and a 24-hour relay for teams up to four runners. The course is a flat, one-mile loop on mostly dirt and grass with goo..

The Saddleback Marathon, held in Silverado, California, is a premier trail running event set in the scenic Saddleback Mountains within the Cleveland National Forest. Offering marathon, half marathon, and 10K distances, the race features challenging courses with significant elevation gains—4,244 feet..