Trail Running calendar near Ventura 2026-2027

A five-week summer cross country series at College of the Canyons in Valencia, running Thursday evenings from July 16 to August 13, 2026. Main races cover three miles and a kids race takes place on the Cougar Stadium track.

Tough Mugu is a coastal mountain trail running event at Point Mugu State Park on July 18, 2026 offering a 25k and shorter course options. The event includes chip timed results, a finisher medal and race tee, and a cash prize for the 25k pod..

Hot to Trot offers 5k, 10k, 15k and a half marathon in Griffith Park on July 18, 2026. Routes run on a hard packed dirt horse trail with an aid station at the turnaround and free parking at Crystal Springs Picnic Area.

A Better World Running presents Rockin' Summer at Whittier Narrows on July 19, 2026 with 5k, 10k, 15k and half marathon options on marked park loops, featuring aid station support, finisher medals, photos, live results, and on-site registra..

Aztlan XC Classic is a 5K event in Elysian Park, Los Angeles on July 25, 2026, with youth and adult race categories and differing registration options. Proceeds support the Aztlan Athletics Foundation's camps and scholarships.

An evening trail event in Pasadena's Lower Arroyo Park offering 6K and 12K routes with chip timing and aid stations. The finish includes tacos and drinks and runners receive a commemorative shirt and wooden medal.

A 5K run or walk with a 282 step climb at Baldwin Hills Scenic Overlook in Culver City that benefits the Aztlan Athletics Foundation. Registration runs from 10/10/2025 to 12/31/2025 with a $45 fee.

A trail race in Malibu Creek State Park offering a **50k** with 5,511 ft climbing and a **25k** with 2,783 ft, stocked aid stations, a $3,500 50k prize purse, and series points toward the Bulldog Challenge.

Two day 5K mud run in Moorpark, CA on August 15 and 16, 2026. The course includes 15 major obstacles, deep mud pits and rolling hills, with rinse stations and a Basecamp area featuring food trucks and music.

A community running event in Norwalk on September 5, 2026, held as the Higashi Roman Memorial Run and reflecting Cerritos's Dairy Valley history. Organized by Cerritos High School alumni, it offers in-person and virtual 3 mile options.

An evening trail event in Griffith Park with a ten mile team relay, a 5K race, and a kid run, featuring scenic sunset views, live music, race photos, and awards for teams and individual winners.

A Topanga trail event featuring a rugged 10k with about 1,360 ft of climb and a non-timed 4.5 mile Hiker's Delight. The courses run mostly on fireroads with a section of singletrack and include aid stations, food, and post-race amenities.

An urban event in downtown Los Angeles with a stair climb up 1,664 steps at the U.S. Bank Tower, an Urban Hike past major cultural sites, a Heroes Challenge category, and a virtual participation option.

A 3.1 mile trail event at Ascot Hills Park in Los Angeles with chip timing and views of Dodger Stadium and the Hollywood sign. Proceeds support the Wilson High School Fire and Police Magnet Cadet Program and Ascot Hills Park.

A trail ultramarathon at Mt. Wilson in the Angeles National Forest offering 25K and 50K courses on technical single track. Courses feature significant elevation gain, marked trails and fully stocked aid stations.

Bandit Ultra Trail in Simi Valley on September 26, 2026 offers 50K, 30K and 15K trail courses through Rocky Peak and Tapo Canyon. The event is based at Corriganville Park and includes multiple aid stations and varied terrain.

A trail event at Vandenberg Space Force Base on September 26, 2026 offering 10 km and 20 km distances. Non-base participants must show a REAL ID for base entry and all finishers receive a medal and a drink ticket.

A themed run in Long Beach on September 27 with Half Marathon, 10K, 5K, a family mile and kids dash, ocean views, chip timing and a pizza themed finish line festival.

Back On The Ranch Trail Run in Los Olivos CA runs October 2 to 4, 2026 and offers timed trail formats from three hours to 48 hours. The event is organized by AllWeDoIsRun, a promoter of California Central Coast trail events.

A 5K on shaded eucalyptus horse trails at Ernie Howlett Park in Palos Verdes Peninsula on October 4, 2026. In person and virtual options are available, plus a fundraising route that waives the fee with at least $100 raised for Strides in Re..