Trail Running calendar near Rancho Santa Margarita 2026-2027

We have found 124 Trailruns within 80 miles of Rancho Santa Margarita. See below where and when you can find the races.

A trail running event at Crystal Cove State Park near Laguna Beach with 15K, 6K and a Kids 1k, marked courses and aid stations. The 15K carries a $2,000 prize purse and the event includes race shirts, medals, breakfast and a beer garden.

Trail races at Daley Ranch near Dixon Lake offer 10 Mile, 10K and 5K courses from El Caballo Park with single track and dirt roads. The 10 Mile climbs Standley Peak for a 360 degree view and the field is limited to 300 runners.

Reindeer Run at Griffith Park on December 19, 2026 offers 5k, 10k, 15k and half marathon routes on a shared hard packed dirt trail with an aid station, finisher medals, photos, live results and event app features.

Dirty December Trail Run in San Diego on December 20, 2026 offers marathon, half marathon, 10K and a six hour hill climb on a 2.5 mile loop. The event includes solo and team costume awards plus King and Queen of the hill honors.

January 2027

A trail running event centered in Avalon, Catalina Island offering a 50 Mile, a 50K and a TRIPLE CROWN Challenge across the length of the island with ocean views, aid stations and volunteer support.

Experience a diverse trail running event in Escondido featuring everything from a 50 mile ultra to a stroller friendly 5k. Explore the valley floor or climb to the summit of Raptor Ridge in this cupless race series.

Jan 23 and 24 2027 Spartan weekend at Lake Perris featuring Sprint 5 km, Super 10 km, Beast 21 km and kids races. The course is described as flat and fast and includes multiple obstacles.

Trail run and hike events in Griffith Park on January 24 2027, featuring 8M, 8K, 5K and a 2.2K kids run with marked courses, aid stations, participant shirts and finisher medals.

Trail events in Griffith Park on January 24, 2027, including an 8 mile out and back to the Hollywood Sign viewpoint, an 8K, a 5K, and a 2.2K kids loop with aid stations, timing, shirts, and finisher medals.

A trail race at Lake Hodges on January 24, 2027 featuring 50K, half marathon, 10K and 5K over single track and dirt roads with 100 to 2900 feet of elevation gain. A new DemiGod Challenge combines three distances in one day with a five hour..

A 24 hour individual and team trail race at Lake Perris featuring repeated laps of the Molcajete 1.0 loop of about four miles with significant climbing. Teams of four run in a fixed rotation and awards go to top individuals and teams.

Trail races in Calabasas, CA on January 30, 2027 offer multiple distances from 30K to 100K, with the 100K serving as a 2026 WS100 qualifier. The event is organized by Keira Henninger Events and is held at 1925 Las Virgenes Road.

February 2027

A trail event in Big Dalton Canyon offering a **50K solo**, a 4-person 50K relay, and a **10K loop**, with over 9,000 feet of elevation and proceeds to the Wildland Firefighter Foundation.

Trail races at Daley Ranch on February 13, 2027 include a 50K (two 25K loops) and a half marathon, three fully stocked aid stations, defined cut off times, and pre race training runs.

A Better World Running holds the Super Valentine 5k, 10k, 15k and half marathon at Griffith Park on February 14, 2027. The open, looped course runs mostly on a hard packed dirt horse trail with an aid station at the turnaround.

A trail race in San Pasqual Valley with 10K, half marathon and 20 mile options through vineyards and orange groves. Longer routes summit Raptor Ridge twice and the finish includes a free local wine tasting. Field limited to 450 runners.

A self supported trail run in San Diego on 20 February 2027. Participants follow an unmarked single loop of about 51 miles with no aid stations and limited resupply points along the route.

Timed 24 hour, 12 hour and 6 hour events on a rolling 2.2 mile loop at Will Rogers State Park in Pacific Palisades, CA. Solo entries and relay teams are accepted and a stocked aid station is available each loop.

Trail running at Goodman Ranch Sycamore Canyon Preserve near San Diego with solo and relay options over 100K, 50K and a half marathon. Organized by Dirty Feet Productions; solo 100K entrants require prior 50K or longer completion.

March 2027

A series of road and trail races on Catalina Island around Avalon and Two Harbors, including a 26.2-mile trail marathon, 10K, 5K and a 1K kids run with island and ocean views.

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