Trail Running calendar near Riverbank 2026-2027

A July 3, 2026 event at Sycamore Grove Park in Livermore with a flat 5K on mixed paved and dirt trails plus a free untimed 400 meter kids run for ages 12 and under. Registration windows and fees differ by race.

Rancho Hills Trail Run on July 5, 2025 at Rancho Cañada del Oro offers distances from 5K to 50K on hilly single track with scenic Bay Area views, two aid stations, limited facilities, and strict cutoffs for longer distances.

Timed trail races at Point Pinole on July 25, 2026 offer 12 hour, 6 hour and 3 hour formats on a 3.37 mile loop with shoreline views and eucalyptus groves. Solo runners and two or three person teams are accepted, and entry includes an all d..

Trail running at Calero County Park with multiple distances across single track and dirt paths, significant climbs, aid stations and free parking at the park.

A classic trail event in Castro Valley offering 50K and 21K loop courses through East Bay Regional Parks, with on-course aid stations, volunteer support, race swag, and age-group awards.

Experience a high altitude alpine adventure in the High Sierra of Northern California. Run through scenic wilderness loops near Lake Tahoe with distances ranging from 5.6 miles to a 50K ultramarathon.

Experience a trail run through redwood trees and mountain peaks at the Mt. Madonna Challenge. Choose between steep 5K, 10K, and Half Marathon courses while supporting local youth running scholarships.

Bear Creek 2026 in Lafayette California offers a half marathon, 10K, 5K and a remote runner option on August 8, 2026. The trail course includes hills, scenic views and a final mile of downhill shaded single track.

The 49th annual Pinecrest Run features a five mile route around Pinecrest Lake and a one mile pavement race. The event raises funds for Pinecrest Expedition Academy and does not allow pets.

Experience the trails of Redwood Regional Park in Oakland. Runners can choose from distances ranging from a 50 yard kids dash to a 50K ultramarathon through scenic ridge lines and redwood groves.

A trail running event in Almaden Quicksilver Park near San Jose with mostly dirt roads and single track on hilly terrain. Multiple distances are offered from 5K up to 50K and course maps are available from the organizer.

Trail races of 10K, half marathon and 30K through Henry Cowell Redwoods State Park with single track, sand ridge and river crossings. Aid stations are spaced every five to six miles and the event is cupless.

A multi-distance trail event on August 22, 2026 around Jenkinson Lake with a 100-runner daily cap, starts at Scales Parking Lot and most races finish at the Waterfall Trailhead, with aid stations and a $5 day use parking fee.

Join this unique trail run at Folsom Lake SRA where you can compete alone or with your dog. Features 10K and 5K courses with specialized awards for different dog weight classes and finisher medals for all.

Obstacle race weekend at Mahon Ranch near Elk Grove on Aug 29-30, 2026 with Sprint, Super and Kids races, team entry options, and service member discounts.

Explore the scenic trails of Huddart Park and Bear Gulch at this multi distance trail event. Runners can choose from distances ranging from 8K to 50K through redwood forests and lush ferns.

Explore the gentle trails of Pinto Lake County Park at the Apple City 5k. This inaugural event celebrates the agricultural roots of Watsonville's Pajaro Valley. The race supports local students, with half of its proceeds going to the Pajaro..

Experience the natural scenery of Mount Diablo State Park through a variety of trail races. Runners can select distances ranging from 4 miles to a 50K with spectacular views of the San Francisco Bay Area.

Trail races in Tilden Regional Park offering 50K, 35K, half marathon and 10K distances with aid stations every 5 to 7 miles, a cupless format, limited field of 350, technical shirts, and finish awards across multiple categories.

Trail races at Stevens Creek Reservoir include a Half Marathon, 11K and a 2.5 mile charity Lollipop Loop on shaded singletrack and ridge trails. The field is limited and aid stations provide food and drinks.