Trail Running calendar near Rialto 2026-2027

Trail races at Crystal Cove State Park in Laguna Beach offering 15K, 6K and a Kids 1K loop. The El Moro 15K features technical trail sections and a $2,000 prize purse, with shirts, finisher medals, free photos and post-race amenities.

Reindeer Run at Griffith Park on December 19, 2026 offers 5k, 10k, 15k and half marathon routes on marked hard packed dirt trails with aid station support, finisher medals, photos, and results posted after the event.

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.

Experience an obstacle course race in a mountain rimmed valley at Lake Perris. Choose from 5K, 10K, or 21K distances on a flat and fast course within the rugged wilderness of the Greater Los Angeles area.

Event Overview This event takes place in Griffith Park, Los Angeles. It offers several trail run and hike distances. The start/finish location is on a fire road just north of the Old Zoo. Distances Participants can choose from the following..

Tackle scenic trails in Griffith Park with routes offering iconic views of the Hollywood Sign. Choose from an 8-mile hike, an 8K, a 5K, or a kids' run. All participants receive a finisher's medal and a t-shirt.

Experience the Race of the Gods at beautiful Lake Hodges in Escondido. This annual tradition offers trail distances from a 5K to a 50K on scenic service roads and single track paths.

Experience the trails of Daley Ranch at The Ranch 50K and Half Marathon in Escondido. This SoCal Ultra Series event features challenging loops with significant elevation gain and fully stocked aid stations.

Run through scenic orange groves and vineyards in San Diego County. This trail event features three distances with single track paths and a summit of Raptor Ridge before a local wine tasting at the finish line.

Timed 6, 12 and 24 hour events and multiple race distances take place on a rolling two mile loop inside Will Rogers State Park, with relay options, crew access for longer distances, and a fully stocked aid station each lap.

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.

An obstacle mud run at Lake Elsinore Raceway on March 20, 2027 offering multiple course options, finisher rewards, spectator access, and volunteer and group opportunities.