Trail Running calendar near Sacramento 2025-2026

The Folsom Lake Sweetwater Trail Run, held at Folsom Lake State Recreation Area in El Dorado Hills, CA, offers a variety of distances including Kids Run, 1 Mile, 5K, 10K, 9 Mile, Half Marathon, 30K, Trail Marathon, and 50K. The course is predominantly single-track (95%) with some dirt road sections,..

The Gumby 10K and 5K are trail running events held at Granite Beach, Folsom Lake State Recreation Area. The races feature scenic courses along the shores of Folsom Lake, with well-marked trails and enthusiastic volunteers providing support. Aid stations are strategically placed throughout the course..

The Coyote Hills Run is a scenic running event held at Coyote Hills Regional Park in Fremont, California, featuring a half marathon, 10K, and 5K distances. The courses offer a mix of paved trails, dirt paths, and wooden boardwalks through marshlands, with minimal elevation gain despite the park's hi..

The Escape from Folsom is a trail running event held at Granite Beach, Folsom Lake State Recreation Area. It offers two race distances: a 10-mile run and a 5K (3.1 miles), both featuring scenic trails adorned with wildflowers. The course includes multiple aid stations providing water, electrolyte be..

The Bay Breeze event in San Leandro offers a scenic and romantic running experience along the San Francisco Bay, starting and finishing at San Leandro Marina Park. Participants can choose from a half marathon, 10K, or 5K race, all featuring mostly flat, easy bayside trails that stay close to the wat..

FOURmidable is a challenging trail running event held in Auburn, California, set in the scenic Sierra Nevada foothills. The race offers multiple distances including a 50K, 35.5K, half marathon, and 13K, catering to a range of endurance levels. Participants experience rugged terrain and picturesque n..

Redtail Ridge is a trail running event held at Lake Chabot Regional Park in Castro Valley, California. The race offers multiple distances including 5K, 10K, half marathon, 30K, and 50K, catering to a wide range of runners from beginners to those seeking personal records. The course features eucalypt..

The Lost Trail Half Marathon and 5K take place at Granite Beach, Folsom Lake State Recreation Area, offering runners scenic lake views and vibrant wildflowers along well-marked courses. The half marathon covers 13.1 miles, while the 5K is 3.1 miles. The event features five aid stations strategically..

The Salmon Falls 50K Endurance Run is a challenging trail race set in the scenic foothills of Sacramento, California. This ultra-distance event starts at the Magnolia Ranch Trail Head near Coloma and features a stunning course that traverses the Cronan Ranch area, ultimately finishing at Folsom Lake..

The Way Too Cool 50K is a renowned trail running event held annually in Cool, California. Celebrating its 36th edition in 2026, this race features a challenging 50-kilometer course known for its rolling hills, creek crossings, and stunning Northern California scenery. It attracts both veteran ultrar..

The Marin Ultra Challenge is a premier long-distance trail race held in Marin County, California, featuring 50K and 50 Mile distances. The course offers about 11,000 feet of elevation gain for the 50 Mile race, traversing scenic and challenging terrain including Rodeo Beach, Marin Headlands, Mt. Tam..

The Ruck a Chuck 50K is a trail running event held in Foresthill, California, set in the scenic Sierra Nevada foothills. This 50-kilometer race features an out-and-back course starting at Drivers Flat and turning around at Dardanelles Creek. A key highlight is its route along sections of the histori..

The Rattlesnake Dick race, held in Cool, California, offers 50K, 25K, and 10K trail running distances with a generous 10-hour cut-off for the longer courses. The event features challenging elevation gains—4,700 feet for the 50K, 2,100 feet for the 25K, and 1,060 feet for the 10K—across scenic course..

The Napa Valley Trail Marathon will take place in Calistoga on Saturday 21 March 2026. You can run between 10 and 26 miles.

The Western Pacific Marathon event, held at Quarry Lakes Regional Recreation Area in Fremont, California, offers runners a choice of half marathon, 10K, and 5K distances. The course is mostly flat, following the historic Western Pacific Trail, which was originally used in the 1800s to transport grav..

The Knickerbocker Canyon Trail Run, hosted by Inside Trail Racing, takes place in Auburn and Cool, California, starting at American River Overlook Park. Scheduled for March 28, 2026, the event offers four distances: 5K, 10K, Half Marathon, and a challenging 35K ultramarathon. Runners traverse the hi..

The Bad Ass Backyard Ultra (B.A.B.U.) is an endurance running event held at Dry Creek Parkway in Rio Linda, California, near Sacramento. Participants run a 4.16-mile loop every hour, starting on the hour, with each loop called a "yard." Runners must be ready to start each new loop on time or face el..

The Golden Gate Headlands Marathon will take place in Mill Valley on Saturday 4 April 2026. You can run between 10 and 26 miles.

The Diablo Trails Challenge will take place in Walnut Creek on Saturday 4 April 2026. You can run between 5 and 50 kilometers.

The American River Endurance Run, held in Northern California, is the second largest 50-mile race in the United States. Starting in Folsom and finishing in Auburn, it attracts both experienced ultrarunners and newcomers. The event features three races: a 50-mile run from Folsom Point, a 25-mile run..