Trail Running calendar near Mount Baldy 2026-2027

On March 20, 2027 a half marathon and 10K run on a hilly course in the Pioneertown Mountains Preserve near Joshua Tree National Park. The event supports the John Wayne Cancer Foundation and offers chip timing, finisher items, and aid statio..

Tough Mudder Los Angeles at Lake Elsinore Raceway on March 20, 2027 offers multiple course options including a 15K with 20 plus obstacles, a shorter 5 to 8 kilometer course, Infinity laps, spectator access, and group packages.

The Natro@Noli Indian School will take place in San Jacinto on Saturday 20 March 2027. You can run between 5 and 42 kilometers.

Multi distance trail running and gravel bike events at Diamond Valley Lake in Hemet, California. Routes include lakeside loops, out and back courses, a stroller 5K and a kids fun run.

A weekend of Spartan obstacle races at Pala Fox Raceway in Pala, CA on Apr 10-11, 2027, featuring a 5 km Sprint with 20 obstacles, a 10 km Super with 25 obstacles, a kids race and spectator options.

Leona Divide is a trail running event near Lake Hughes, California, offering distances from 30K to 100 miles. The 100 mile and 100K are Western States qualifiers and the 50 Mile awards AC100 Sterling Silver Tickets.

A multi-format trail event in Placerita Canyon offering looped courses, multiple distances and time categories, team relays, camping, cupless aid stations, chip timing, and finisher swag on May 1, 2027 in East Walker Ranch Open Space.

A scenic 5k at Whittier Narrows Park with live mariachi and banda music, water stations, chip timing, and a post-race festival featuring tacos, a beer for 21+, a medal, and a t-shirt.

Trail event at Crystal Cove State Park on May 8, 2027 with 50K, 25K and 5K routes on dirt roads and single track, ocean views, participant shirt and finisher mug, supporting the John Wayne Cancer Foundation.

A high altitude Spartan weekend at Big Bear Mountain Resort featuring Sprint, Super, Beast and Kids races, plus a Trifecta option to complete all three main distances in one weekend.

Trail event in O'Neill Park, Trabuco Canyon offering multiple distances from 10k to 50k on May 15, 2027. Registration opens Dec 1, 2026 and entries are nonrefundable with rollovers allowed for cancellations due to weather or fire.

A trail 10K at Big Bear Mountain Resort on singletrack through high altitude pine forest, with technical climbs, descents and views of the Southern Sierra. The weekend also includes Spartan obstacle races and spectator options.

A fully supported trail event in the Angeles National Forest featuring a 50k and a half marathon on technical singletrack, high elevation terrain, aid stations, free race photos and a finish festival with food and massage.