Trail Running calendar near Del Mar 2025-2026

The Chino Hills Trail Run Series, held at Chino Hills State Park in Brea, California, offers challenging trail races in scenic natural surroundings. The fall event features 30K and 50K distances, with well-marked courses that traverse hilly terrain and showcase native plants and wildlife. Aid statio..

The RD Trail Half Marathon will take place in Tijuana on Sunday 16 November 2025. You can run between 10 and 21 kilometers.

Boundiful Endurance Runs take place at Washburn Ranch in Hemet, California, featuring a one-mile loop on a 100% hardpacked dirt surface through a Southern California fruit and nut farm. The event offers multiple race options including 3, 6, 12, and 24-hour runs, a 100-mile solo challenge, and relay..

Black Mountain Turkey Burner, part of the Endurance Race Series’ Sunshine Schedule, is a trail race held at Black Mountain Ranch Park at 14700 Carmel Valley Rd, San Diego, California. The event offers four distances: Half Marathon (13.1 miles), 10K (6.4 miles), 5K (3.7 miles), and a Kids Dash. All r..

The Fremont Canyon 28k Trail Run is an exciting running event taking place in Irvine Regional Park, Orange, California. Scheduled for December 6, 2025, this challenging 28k (17.5 miles) course features fire roads with an elevation gain and loss of 2860 feet, making it suitable for experienced runner..

Anza Borrego Cuyamaca 50 Mile Run is a point-to-point ultramarathon covering 50 miles from the Sunrise Trailhead near Julian, California, to Stagecoach Trails RV Resort & Campground. The course climbs to Stonewall Peak, winds through wooded trails near a lake, then descends into Oriflamme Canyon and..

The Keepin' It Rural will take place in San Marcos on Sunday 7 December 2025. You can run between 5 and 10 kilometers.

Crystal Cove Trail Run is a SoCalTrail event held at Crystal Cove State Park, El Moro in Laguna Beach, California. The race offers three distances: 15K, 6K, and a Kids 1K, all designed to showcase Orange County’s immaculate trails. The course combines fire-road climbs, ridgeline descents and action-..

Dixon Lake 10/10 Trail Race takes place in Escondido’s Daley Ranch, starting at El Caballo Park and sending runners onto rugged Daley Ranch trails up to Stanley Peak for a 360-degree panoramic view. The event offers two main distances: 10-mile and 10K (with a 5K option noted in some listings), with..

The Dirty December Trail Run, held in San Diego, California, is a festive holiday trail running event featuring multiple race distances: a full marathon, half marathon, 10K, and a unique 6-hour hill climb challenge. The course includes significant elevation gains—approximately 3,500 feet for the mar..

Del Dios Trail Race, billed as The Race of the Gods, unfolds at Lake Hodges in Escondido, California. The event offers four distances: 5K (3.1 miles), 10K (6.1 miles), Half Marathon (13 miles), and a 50K (31 miles). Courses traverse dirt service roads and single-track trails, with elevation gains ra..

San Diego 50 & Trail Runs, based at the San Pasqual Valley Staging Area in Escondido, California, offers a suite of trail distances for ultrarunners and newcomers: 50 Mile, Trail Marathon, Trail Marathon Relay-2 Person, Trail Heavy Half, Summit Chase 10M, Valley 5M, Stroller Trail 5K, and Elevated Y..

The Ranch 50k, organized by Second Wind Trail Running, takes place in Daley Ranch, Escondido, California, with the start/finish at Dixon Lake Picnic Area. The 50K is two laps of a 15.6-mile loop, totaling about 6,318 feet of ascent. A half-marathon option uses a single 13.1-mile loop with ~2,706 fee..

San Pasqual Valley Trail Race, held in Escondido, California, is a scenic San Diego wine country event organized by the Endurance Race Series. Runners choose among three distances: 10K, Half Marathon (13.1 miles), and 20 Mile (about 20.3 miles). The 10K is relatively flat, while the Half and 20 Mile..

Sycamore Canyon is a trail running event held at the scenic Goodman Ranch Sycamore Canyon Preserve near Poway, California, just east of San Diego. The race offers multiple distance options including a 100K (solo or 4-person relay), 50K (solo or 4-person relay), and a half marathon. The course is a l..

The Nine Trails 35 Mile Endurance Run is a trail running event held in Santa Barbara, California. It offers two distance options: a challenging 35-mile course and a shorter 17-mile route. The event takes place on scenic trails, providing runners with a beautiful and rugged outdoor experience along t..

The Catalina Island Marathon, along with its 10K and 5K distances, takes place in Avalon, California on Catalina Island. The event features the full marathon (26.2 miles), a 10K (6.2 miles), and a 5K (3.1 miles), plus a Kids Run, drawing runners to the island’s scenic trails. It is the oldest trail..

Old West Trail Runs takes place near Julian, California, with start/finish at Stagecoach Trails RV Resort. The event offers 50K, marathon, and half marathon options, with the 50K and marathon totaling about 2,500 feet of elevation gain and loss, and the half marathon around 670 feet. Runners navigat..

Pirate's Cove 6/12/24 Hour Run/Hike is a multi-distance trail event at Lake Cuyamaca, California. The 6-, 12-, and 24-hour options offer a long-duration challenge for runners and hikers. The event is scheduled for Friday, March 20, 2026.Course specifics are posted on the official site (sdpiratescove..

Coast to Crest 10K and 5K, the Flat and the Furious, is an ERS Events trail race held in Del Mar, California, at the San Andreas Staging Lot (2801 Via De La Valle). The 11th annual event offers two dirt-trail courses, out-and-back: a 10K (6.0 miles) and a 5K (3.1 miles). The courses are described as..