Trail Running calendar near Lake Cuyamaca 2026-2027

A 100 mile loop ultramarathon around Lake Cuyamaca with mostly single track, about 15,400 feet of climbing and a 32 hour limit. Offers crewed and Solo divisions and requires recent race qualification plus volunteer or donation service.

Trails n Vines Wine Run takes runners through the scenic vineyards of Orfila Winery in Escondido. Choose from 3, 6, or 9-mile trail distances and enjoy wine tastings after the race. Participation is limited to 400 runners.

Experience a fun mud filled course at Bates Nut Farm featuring waist deep mud pits and a dozen unique obstacles. This untimed event is perfect for those looking to run crawl and slide through the mud followed by a post race party.

A memorial marathon in San Diego on May 3, 2026. The event is not a race and offers no official support; participants navigate and support themselves and may register to record a result.

Trail races of 50K, 25K and 5K at Crystal Cove State Park with ocean views and hill climbs, benefiting the John Wayne Cancer Foundation; packet pickup is May 7 and the event is May 9, 2026.

O'Neill Park Trail Races take place May 16, 2026 in O'Neill Regional Park, using trails in Trabuco and Live Oak Canyons. The route passes coast live oak and sycamore stands and chaparral hillsides; parking requires a five dollar fee.

Trail race at Corral Canyon Campground on 05/16/26 offering looped courses from a 5 mile scramble to a 50K across rocky single track, jeeping trails and sandy sections, with aid stations and camp access for drop bags.

A multi-distance loop race on a flat, one-mile dirt and grass loop at a private ranch in Riverside. Options run from 3-hour events to a 100-mile race, with camping, relay teams, and event awards.

Free, social group run by Aravaipa at El Moro and Laguna Coast Wilderness Park in Newport Coast on May 30, 2026. The route is about 5.5 miles with roughly 500 feet of ascent, some rocky sections, and post-run snacks and a raffle.

A 50 mile out and back on the Pacific Crest Trail in Cleveland National Forest on June 6, 2026. The route gains about 7,500 feet between 3,000 and 6,000 feet and includes multiple staffed aid stations and specified crew access rules.

A trail race at Black Mountain in San Diego with 50K, 25K and a half marathon on June 20, 2026. The event follows Trail Sisters guidelines and features aid stations staffed by ham radio experts.

A 24 hour endurance event at Montgomery Waller Community Park in San Diego on July 24, 2026. Runners loop a 1.22 mile course over trail, grass and bike path with formats from 6 hour to a HEFFTY Half Marathon and a $1500 purse prize.

Experience a unique desert night run under the Full Buck Moon on a scenic looped course. Choose between distances ranging from 9 miles to a 50k ultramarathon through manzanita groves and single track trails.

Experience trail running in Orange County with several race distances ranging from a 5k to a 6 hour timed challenge. Navigate a scenic 3.3 mile looped course with multiple early bib pickup options available.

Trail races in Pine Valley, California on September 5, 2026 offering 50 kilometer and 15 kilometer options. Both races have fixed cutoffs, marked trails with frequent ribbons, staffed aid stations, and specific rules for pacers, crews, and..

A Spartan obstacle weekend at Lake Elsinore Raceway features Sprint 5K, Super 10K, kids races, and multi-hour Hurricane Heat events on rugged, open terrain near a large natural freshwater lake.

A San Marcos trail event with a 10K, 5K and Kids Trail Trot that climbs to Double Peak’s summit at 1,558 feet; bibs, wooden medals and shirts are listed as finisher items, and registration closes Wed, Sep 23 at 12:00 PM PT.

An ultramarathon in Cuyamaca Rancho State Park near Julian, CA featuring three distinct loops over varied terrain. The course reaches Cuyamaca Peak near 6500 feet and includes a stretch along the Pacific Crest Trail.

A multi distance event on the Cahuilla Indian Reservation in Anza, California. It uses a runnable 2 mile loop for fixed time races and a 100 mile event, with camping, limited RV spots and a real food aid station, fundraising for tribal yout..

Experience a diverse weekend of trail running and off road duathlon at San Diego’s Scenic Lake Hodges. Choose from distances ranging from a kid’s mile to a 50K ultra marathon or tackle the mountain bike and run challenge.