Trail Running calendar near Descanso 2025-2026
We have found 34 Trailruns within 80 miles of Descanso. See below where and when you can find the races.
We have found 34 Trailruns within 80 miles of Descanso. See below where and when you can find the races.
San Diego 100 is a rugged 100 mile loop ultramarathon around Lake Cuyamaca on May 1 and 2, 2026, featuring mostly single track mountain trails and about 15,400 feet of climbing. With a 32 hour time limit it serves as a Western States 100 qu..
Run the scenic O'Neill Park Trail Races in Trabuco Canyon with distances from 10k to 50k through oak and canyon singletrack. Expect rugged trails, great views and small town race vibes with on site parking and bib pickup options.
Tackle 50 miles of single track on the Pacific Crest Trail through Cleveland National Forest, featuring rocky terrain and 7,500 feet of climbing. The 44th PCT 50 on June 6, 2026 rewards grit with big views and full aid stations.
Run rugged trails around an ancient volcano at the Black Mountain Trail Races on June 20 in San Diego. Choose 50K, 25K or half marathon and tackle scenic, technical single track through chaparral and manzanita.
Run a challenging 100K through the wild trails of Cuyamaca Rancho State Park, featuring mountain ridges, desert views and stretches of the Pacific Crest Trail. This three loop course near San Diego is a Western States qualifier and a true t..
Challenge yourself on scenic trails at the Caspers Trail Races in Caspers Wilderness Park on October 24, 2026. Choose distances 10k to 50k and enjoy rugged singletrack, supportive aid stations and a festive finish line.