Trail Running Calendar California 2025-2026

We have found 252 Trailruns in California. Check below where and when you can find the races.

Celebrate Valentine's Day with a scenic road and trail run at Griffith Park, offering distances from 5K to half marathon and custom finisher medals. Enjoy aid stations, free photos, and a festive postrace vibe for runners of all paces.

Celebrate Valentine’s Day at Farmer Bob's Live Love Run 5K through orange orchards on ranch lanes, finishing inside a charming wedding venue. Expect a custom finisher medal, race shirt, DJ music, fresh oranges plus prizes and a poker run.

FOURmidable in Auburn CA offers rugged Sierra Nevada foothill trails with distances from 13K to 50K on Feb 21, 2026. Runner donations are matched to fund prize money and there is a bonus for breaking the 50K course records.

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.

Chabot Redtail Ridge Trail Run at Lake Chabot Regional Park in Castro Valley on February 21, 2026. Choose distances from 5K to 50K and tackle scenic, moderately technical trails with aid stations and finisher medals for a memorable day on t..

Hit scenic single track trails along Granite Beach at Folsom Lake for the Lost Trail 5K and Half Marathon on Feb 21, 2026. Enjoy lake views, wildflowers, finisher medals and optional soft cotton shirts available for preorder.

Tackle the scenic trails of Montara Mountain in Pacifica with distance options from a kids dash to a 50K. Expect challenging climbs and coastal views, pre registered runners get shirts and every finisher earns a custom medal.

Run the 4 Mile Hill Challenge at Debs Park on scenic trail with rolling climbs, or try the 2K youth hill challenge for adventurous kids. Pet friendly and includes a shirt at packet pickup, but the event is postponed due to severe weather wa..

Run scenic foothill trails near Sacramento at the Salmon Falls 50K Endurance Run. Pick the 50K or half marathon and finish at Browns Ravine for a memorable day of trails, great aid stations, and a locally made finisher medal.

Enjoy scenic single loop trails at Goodman Ranch Sycamore Canyon Preserve near Poway, CA on Saturday February 28 2026. Choose from solo 50K and 100K, a half marathon, or four person relays for the ultra distances.

Explore scenic fire roads and foothill trails at Tejon Ranch with sweeping Tehachapi views and chances to spot elk, deer or raptors. Distances from 11k to 100k, plus camping and a lively finish festival with food and beer.

Run rugged private trails between working ranches in Japatul Valley near Alpine CA, with distances from a 2k kids run to a 15k. Solo runners and three person teams welcome, with aid stations, a shirt, and finish goodies.

March 2026

Run scenic trails around Angel Island from a lively 5 mile loop to a challenging 15 mile climb up Mount Livermore, with custom medals and pre registered shirts. Ferries from Tiburon set the scene for a memorable island race day.

Way Too Cool in Cool, California brings scenic 50K and 10 mile trail runs over rolling hills and creek crossings. Enjoy stocked aid stations, a handcrafted finisher medallion, and post race tacos with a beer garden.

Run or hike scenic Skyline Ridge in La Honda, CA with 50K, 21K and 10K options across rolling ridges and forested trails. All entry fees support the Bay Area Ridge Trail so your miles help protect local open space.

Run scenic single track trails in the San Joaquin River Gorge with a challenging half marathon or 10K and finisher medals and shirts. Expect steep foothill climbs, rugged footing, aid stations, and big views.

Celebrate spring at the Sanger Blossom Trail Run on March 7, 2026 in Sanger, CA, featuring a flat 10K through downtown and the outskirts plus fun runs for kids. Family friendly options include competitive and non competitive walks for every..

Take the plunge or lace up for a 5K trail or 1 Mile fun run at the Greater Sacramento Polar Plunge & Runs to support Special Olympics Northern California. Join the fun, earn a commemorative medal, and cheer on athletes.

Run or walk scenic routes at the Tesoro Viejo Spring Classic in Madera CA with half, 10k, 5k and virtual options on March 8 2026. Enjoy rolling trail views, a tech shirt and finisher medal plus a festival with food, wine and live music.

Run scenic trails at China Camp State Park in Santa Venetia with live and virtual 5K, 10K, and half marathon options on March 15, 2026. Expect technical single track, big climbs, and rewarding views for trail runners seeking a challenge.