Trail Running calendar near Del Mar 2025-2026

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

Trip to: The Red Tail Roost Agua Dulce loop Trail is a 5-mile moderate trail run in the Cleveland National Forest near Mt. Laguna, California. The course winds through peaceful, wooded terrain that may be icy or snowy in late fall, so riders should come prepared with warm layers, appropriate footwea..

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 Tenth Annual Keepin' It Rural 5K/10K Trail Race and Festival takes place at the scenic Elfin Forest Recreational Reserve in north San Diego. This unique event features chip-timed races for both 5K and 10K runners, with a special course for hikers. The race begins and ends at the Olivenhain Dam,..

Crystal Cove Trail Run, the SoCalTrail season finale, unfolds in Crystal Cove State Park, El Moro, Laguna Beach, just minutes from Orange County’s beaches. Runners choose between the El Moro 15k (9.35 miles with 1,647 ft of elevation gain) and the Cut-Across 6k (4.1 miles, 696 ft), plus a Kids 1k co..

Run for a Claus presented by Optima Tax Relief is an annual charity run in Irvine, California, hosted on the University of California, Irvine Ring Road campus. The event features a 5K and a Kids 1 Mile Run/Walk, with virtual 5K and virtual 1 Mile options for those who prefer to participate remotely...

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 is a multi-distance trail running festival staged at the San Pasqual Valley Staging Area in Escondido, California. The lineup includes a 50-mile ultramarathon, a Trail Marathon (plus a 2-person relay), a Trail Heavy Half, Summit Chase 10M (with a youth version), plus Valley..

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..

The San Pasqual Valley Trail Race is the 9th annual running event in San Diego wine country. It takes place on February 21, 2026 at the San Pasqual staging lot, 18194 Bandy Canyon Rd, Escondido, CA. The course runs through vineyards and orange groves and offers scenic views along the valley. Three..

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..