Trail Running calendar near Silverado 2026-2027

A second annual running event at the Old Los Angeles Zoo area on June 14, 2026, offering a half marathon and a 12K on relatively flat, scenic trails. Registration runs November 21, 2025 to January 26, 2026 with fees from $49.

Los Mugrosos 5K in South El Monte on June 14, 2026 features a scenic single loop trail and a kids dash for ages 2 to 12. The main 5K includes a shirt and finisher medal and is limited to 90 runners.

Orange Curtain Run in Orange County, California offers a range of distance and timed events from 10K to 100K on mixed pavement and bike path surfaces. The event is scheduled for June 19 and 20, 2026 and includes a certified marathon.

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.

Tough Topanga is a SoCalTrail trail race at Topanga State Park offering 15k, 10k, a non-timed Hiker's Delight and a kids 1k, with marked singletrack and fire-road routes, aid stations, prize purses and festival amenities.

Nixon 5K for Title IX on June 20, 2026 in Yorba Linda features a 5K and a 1K kids run along El Cajon Trail. The family-friendly event includes commemorative medals, race bibs, a 5K race shirt, and a Nixon Library admission.

A free, untimed community trail run on August 26, 2026 in Del Mar. The **3 mile** out and back on groomed trail is limited to 250 participants and includes a throwback shirt and medal from past ERS races.

A 5k trail run at Gypsum Canyon Wilderness on June 24, 2026 over fire roads and single track with about 350 ft of elevation gain. One aid station at mile 2.2 and a cupless race policy.

A weekend camping and trail event in Pearblossom, CA that raises funds for Chingonas on the Run. Participants attempt a six hour loop challenge on singletrack around Mount Hillyer with aid at a central basecamp.

A free, social, non-competitive trail run in Newport Coast on June 27, 2026, featuring an approximately 5.7 mile hilly route with rocky sections and about 760 feet of gain. Participants should have prior trail running experience.

Muddy Dash San Diego on June 6, 2026 is a noncompetitive 5K with obstacles, mud pits and slides at Barona Oaks Motocross Park, followed by an after party with music, food trucks and drinks. Value and VIP registration options are available.

A community July 4 event in Newhall Park featuring a flat, paved 5K along the parade route, a Kid K, and a Masters Mile Walk, with shirts, medals, an expo, and awards benefiting local high school cross-country programs.

A 5k uphill race on the slopes of Mt. Baldy Resort that climbs about 1,500 feet to the Top of the Notch, with a finish area featuring a BBQ, bar, and live music and lift access back down for bib holders.

Valley Crest Trails returns July 12, 2026 in Tarzana, Los Angeles, with a half marathon, a new two-person half marathon relay, 10K and 5K on the exposed Dirt Mulholland fire road featuring rolling climbs and a fast downhill finish.

Into the Wild is a 5k trail run at Saddleback Wilderness on July 15, 2026, over fire roads and single track with 300 ft of elevation gain. Entry is limited to 150 runners and there is no race day registration.

A trail race in Cleveland National Forest offering 50K, 30K and 15K on the Harding Truck Trail with substantial elevation gain, staffed aid stations, shuttle-only access at Tucker Wildlife Sanctuary, and hot July conditions.

A fully supported trail running event at La Jolla Canyon in Point Mugu State Park offering 25k and 10k courses with marked routes, aid stations, chip timing, finisher medals, festival amenities and a $2,000 podium prize purse.

Multi-distance trail race in Griffith Park with 5k, 10k, 15k and half marathon options on a marked, hard-packed dirt course; includes medals, free photos, aid station and free parking.

A multi-distance event at Whittier Narrows on July 19, 2026 offering 5k, 10k, 15k and a half marathon on marked out and back loops, with an aid station, medals, free photos and posted results.

A 24 hour loop ultrarunning event at Montgomery Waller Community Park featuring a 1.22 mile mixed-surface loop, multiple timed race options, on-course aid and campsite facilities, finisher medals and a $1500 purse for 125 miles.