Trail Running calendar near Rio Linda 2026-2027

Trail races of several distances take place October 24, 2026 at Bothe-Napa Valley State Park near Saint Helena. The single track courses feature hills, streams, orange ribbon markings, aid stations, and a 300 participant limit.

Trail races in Redwood Regional Park near Oakland offering 10K, half marathon and 35K with significant elevation and technical dirt trails. Aid stations provide food and electrolytes and the event is cupless so runners must carry their own..

Support student programs and the Oakland Tech Cross Country team at Joaquin Miller Park. Choose between a five kilometer trail race or a one mile fun run through the redwood trees.

Event Details The Rio Del Lago 100 Mile Endurance Run is a trail race held on Saturday, November 7, 2026, starting at Beal's Point in Folsom Lake State Recreation Area, within the Sierra Foothills of California. Course Information The 100-m..

Experience a scenic trail run around the Lake Chabot reservoir and hills. With distances from a 50 yard kids dash to a 50K ultramarathon there is an option for everyone at this Castro Valley event.

A multi-distance trail event in the El Dorado Hills foothills offering routes from 5K to a trail marathon on mostly single-track dirt with rolling hills, aid stations, drop-bag service, and a creek crossing.

Trail race at Darrington Trail Head by Folsom Lake offering 5K, 10K, 18M and 36M on rocky single-track with rolling hills, aid stations, drop bags, and a 10-hour overall time limit.

A Thanksgiving Day trail event at Beals Point offering 5k and 10k courses plus a free 1k kids run for under-6s. The race supports Folsom's Hope, features one aid station, and requires runners to bring a cup or bottle.

Trail distances at China Camp State Park with coastal views, marked single-track and fire road routes, chip timing, cupless aid stations, and a 275-runner capacity.

A point to point half marathon on the Southside Trail at Folsom Lake featuring mostly single track, an overall ascent of 1,683 ft, multiple aid stations and a 4.5 hour time limit, starting at Salmon Falls and finishing at Brown’s Ravine.

Brazen Racing stages a trail event at Lake Chabot in Castro Valley on December 31, 2026 offering half marathon, 10K and 5K options. Hikers and walkers are welcome and free photos and race results are provided.

A family-friendly 5K, 10K and half marathon around Lake Chabot in Castro Valley on January 1, 2027. The half marathon is part of the Brazen Ultra Half Series and includes varied trail terrain with notable climbs.

Join a community run and walk along the scenic trails of the Tuolumne River Regional Parkway in Modesto. Support the Sole Support Sponsorship Program while completing a 5K course alongside friends and family.

Two scenic trail races along Folsom Lake on January 9, 2027, offering a 12K and 5K on single-track trails, post-race local beer for athletes over 21, commemorative items, hot food and age-group awards.

Trail races on single-track trails around Folsom Lake with distances from a kids run to 50K, marked routes and staffed aid stations; parking is paid and dogs are not allowed on course.

Trail runs of 10K and 5K along the shores of Folsom Lake at Granite Beach on January 23, 2027, with multiple aid stations, age-group awards, pre-order shirts, and finisher medals.

Experience a winter run through the technical terrain of the Red Hills Recreation Area in the Sierra Foothills. Choose between six or twelve mile distances featuring water crossings and muddy trails in a scenic natural environment.

Trail runs at Granite Beach along Folsom Lake feature a 5K and a 10 Mile course with aid stations and 2027 finisher medals. Shirts are sold prior to the event and awards are given overall and by age group.

Scenic races at San Leandro Marina on February 13, 2027 feature a half marathon, 10K and 5K along a mostly-flat bayside trail with waterside views; walkers and hikers are welcome and volunteer photographers provide free photos.

Experience a trail running event in Auburn featuring four major climbs and 6000 feet of elevation. Choose from distances ranging from 13km to 50km on a course with less than one mile of pavement.