Trail Running calendar near Big Bear 2026-2027
We have found 33 Trailruns within 80 miles of Big Bear. See below where and when you can find the races.
We have found 33 Trailruns within 80 miles of Big Bear. See below where and when you can find the races.
Run a 5K, 10K or Half Marathon around scenic Green Valley Lake, tackling a lake loop and a challenging climb to forest viewpoints on mixed paved and dirt roads. Enjoy post race festivities while supporting The Children’s Forest.
Tackle the legendary Angeles Crest 100 mile endurance run through the San Gabriel Mountains, a classic point to point ultramarathon. Expect big climbs, high alpine ridges and epic views on October 3, 2026.
Experience scenic singletrack and natural terrain at Hahamongna Watershed Park in Pasadena with options for a trail half marathon, 10K, or 5K on Sunday, October 18, 2026. Perfect for trail runners seeking a challenging yet runnable course.
Tackle scenic singletrack at Caspers Wilderness Park in San Juan Capistrano on October 24, 2026. Choose from 10k, half marathon, 35k, marathon, or 50k for a day of trails, views, and strong community vibes.
Test your endurance on scenic Wildwood Canyon in an 8 hour timed loop run, climb, repeat and see how many loops you can complete. Enjoy aid stations, live bluegrass, local vendors and a postrace gathering at a nearby brewery.
Experience rugged trails and canyon views at the Saddleback Marathon in Silverado CA on Nov 7. Choose from 10K, half, 25k or marathon routes with big climbs and aid stations. Register by Nov 5.