Corona
Trail Running Calendar near Corona 2026-2027
Explore the top trail runs near Corona for 2026-2027! We've gathered 30 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
October 2026
Cirque Series at Mt Baldy on 10/03/2026 is an inaugural trail race featuring a 9.1 miles course with 3,926 ft of vertical gain and separate competitive divisions.
Annual mud run in San Bernardino with a 5K for individuals and teams and a 1K kids race on October 10, 2026.
Free social trail run in Newport Coast covering about 6.5 miles and 1,000 feet of climb, on hilly and rocky trails; participants should have trail experience.
A multi-distance ultramarathon week at Lake Perris featuring a 200-mile race with 44,000+ feet of gain, multi-lap courses, pacer rules and cash prizes for 100/200 podiums.
Trail races at Caspers Wilderness Park near San Juan Capistrano offering 10K, half, 35K, marathon and 50K on well marked singletrack and fire roads.
A 3.6 mile trail loop at Coastal Peak Park with about 585 ft gain per loop through coastal sage scrub and riparian canyons; part of the Southern California UltraRunner Grand Prix Series.
November 2026
Trail trail running in Silverado, California on November 7, 2026, with marathon, 25k, half and 10K courses out of Black Star Canyon and notable elevation gain.
Fixed-time trail runs of 3, 6 and 8 hours on an approximately 2.75 mile loop through O'Neill Regional Park in Trabuco Canyon, CA.
Multiple distance races including 5K, 10K, 15K and a half marathon at Whittier Narrows Recreation Area on November 15, 2026, with aid stations and finisher medals.
An obstacle and mud focused 5K at Oak Canyon Park on Nov 21, 2026, featuring a course with mud pits and obstacles, pre race and finish festivals, and Value and VIP registration options.
December 2026
Trail races at Crystal Cove State Park on December 12, 2026 include 15k, 6k and a 1k kids run with a $2,000 prize for the 15k.
January 2027
Obstacle course weekend at Lake Perris with 5 km, 10 km, 21 km and kids races on January 23 and 24, 2027.
24HR "The Grind" is a 24 hour individual and team loop race at Lake Perris CA featuring a repeated Molcajete 1.0 loop of about 4 miles with significant climbing.
February 2027
March 2027
Muddy Dash Irvine on March 6, 2027 at Oak Canyon Park is a family friendly 5K mud run with obstacles, mud pits, slides, and a post race party.
Family friendly 5K mud run at Lake Elsinore Diamond Stadium on March 13, 2027 with mud pits, obstacles, slides and a Pre Party.