Trail Running calendar near Yucaipa 2026-2027

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.

San Diego Spartan Event Weekend at Pala Fox Raceway offers obstacle course racing with a 5 km Sprint featuring 20 obstacles and a 10 km Super with 25 obstacles, plus kids races and spectator options.

Oriflamme 50K on April 10 2027 is an out and back trail race that drops from the Pacific Crest Trail into desert canyons before a long climb back. The event is limited to 150 runners and features stocked aid stations and finisher medals.

Trail races at Noli Indian School in San Jacinto offer marathon, half marathon, 5k and a stroller friendly Kids 3k, with Native and Open divisions and proceeds benefiting the school athletic program.

A 100-mile trail endurance race in the Mount Laguna area using Pacific Crest, Noble Canyon and Lake Cuyamaca trails. The event is a Western States qualifier, is cupless, and requires volunteer hours or a TrailFit donation.

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 two-day Spartan weekend at Big Bear Mountain Resort featuring Sprint, Super and Beast obstacle races at high altitude, plus a kids race and spectator options. The layout includes long climbs and descents and a Trifecta opportunity.

Trail races at O'Neill Park in Trabuco Canyon on May 15, 2027 offer multiple distances from 10k to 50k. Organized by Keira Henninger Events with registration opening December 1, 2026 and a no-refund policy with rollover for cancellations.

A scenic trail run at Snow Summit in Big Bear Lake, featuring flowy singletrack, technical climbs and descents, Southern Sierra views, wildlife, wildflowers, and a Trail 10K distance on May 16, 2027.

A high country trail event in the Angeles National Forest offering a 50k and a 13.1 mile half marathon, substantial elevation, multiple aid stations, finish festival amenities and a $500 course record bonus for the 50k.

A trail event in Griffith Park offering a 26.2 mile team marathon relay and a single-loop 8K. Features chip timing for the relay, aid stations with medical staff, shirts, medals, prizes, food vendors and live DJs.