Trail Running calendar near Rialto 2026-2027

Run rugged trails through the restored Calico Ghost Town and Calico Mountains in a scenic 30K or 50K. USATF sanctioned, it blends Mojave Desert history with off road trails and runs Jan 25, 2026.

Run or hike to the iconic Hollywood Sign through scenic Griffith Park, with 8M, 8K, 5K and a kids 2.2K option. Enjoy skyline views, chip timing, finisher medal and post race refreshments in a true LA outdoor experience.

Run or hike through Griffith Park to the iconic Hollywood Sign on out and back courses ranging from a kids run to 8 miles. Enjoy skyline views, chip timing, aid stations and a finisher medal.

Run the scenic Sean O'Brien Trail Races in Calabasas on January 31, 2026, with distances for every trail runner. The 100K is a Western States 100 qualifier, and options from 30K to 50 Miler promise challenge and community.

Run scenic, rolling trails through Escondido's Daley Ranch with a rugged 50K two loop challenge or a single loop half marathon. Both races start and finish at Dixon Lake with stocked aid stations and SoCal Ultra Series points.

Celebrate Valentine’s Day with a scenic trail run in Griffith Park Los Angeles. Choose from 5k, 10k, 15k or half marathon loops and enjoy aid stations, a finisher medal, free photos and post race snacks.

Take on scenic single track trails at the ninth annual San Pasqual Valley Trail Race in Escondido, with 20 Mile, half marathon and 10K options that summit Raptor Ridge. Celebrate at the finish with free wine tasting from local vineyards.

Run rolling trails at Debs Park in the 4 Mile Hill Challenge, with a scenic 4 mile route, a spirited 2K youth climb and a green earth celebration. Note the event is currently listed as postponed.

Run through an active limestone quarry at the Cemex Quarry Quest 5K in Rialto, where rugged terrain and towering industrial equipment create a thrilling backdrop. Enjoy a memorable race while supporting cancer awareness and fundraising.

Run Catalina Island Marathon, 10K and 5K on March 14, 2026 along scenic trails with ocean views and rolling hills. Join the 48th annual event and California State Off Road Marathon Championship in Avalon.

Take on scenic singletrack through Las Virgenes Canyon in Calabasas with creek crossings, switchbacks, and expansive views. Choose a challenging 22k or a fun 10k and enjoy a local finisher medal, hot coffee, and race day photos.

A trail race in Valencia near Santa Clarita on March 21, 2026 offering 10K, Half Marathon and 50K courses with singletrack, substantial climbing and panoramic ridgeline views. Timing, aid stations and finisher medals are provided.

Explore oak and chaparral trails in the Santa Ana foothills at the Whiting Ranch Trail Races. Choose 6k, 10k, half marathon or 30k, enjoy marked, supported courses, event swag, and a post race beer from Docent Brewing.

Run the Coast to Crest 10K or 5K on scenic Del Mar trails, with mostly flat, hard packed dirt and wide lagoon views. This out and back race is the final Championship Qualifier of the Sunshine Series and finishes with a fun downhill.

Run Griffith Park Trail Marathon in Los Angeles with distances from 10K to 50K and a scenic marathon route up toward the Hollywood sign on single track and fire roads. Aid stations and race morning bib pickup keep runners supported.

Challenge yourself at the Billy Goat Mountain Climb on April 4, 2026 in Cleveland National Forest near Silverado CA. Choose the 17 Miler Silverado Loop, Half Marathon or 10K and tackle rugged trails with big climbs and creekside scenery.

Hit the trails at Crystal Cove for Rock It in El Moro Canyon on April 4, 2026, choose a scenic 6K or challenging 10 Miler with climbs, descents and Pacific Ocean views. Run or hike, and enjoy a shirt, race photos and a finisher medal.

Hoppy Easter invites runners to tackle 5k, 10k, 15k and half marathon routes through Griffith Park, Los Angeles on April 4, 2026. Enjoy scenic trails, a custom finisher medal, free photos and snacks for a festive spring run.

Enjoy scenic single track and lake views at Bedrock Valley Trail Runs, April 11 and 12 at Diamond Valley Lake Marina. Choose from marathon to stroller 5K plus gravel bike options, bring your own hydration and earn finisher swag.

Challenge yourself on scenic, rugged Southern California trails at the Leona Divide Races in Lake Hughes, with distances from 30K to a 100 mile Western States qualifier. Race day is April 18 with optional packet pickup the Friday before.