Trail Running calendar near Folsom 2026-2027

Experience an ultra trail run through the scenic forests between Lake Tahoe and Truckee. This 50 km loop features rocky summits and 4500 feet of elevation gain with full course support and post race festivities in Tahoe City.

The Lost Sierra Endurance Race offers 25K, 50K, and 100K trail runs through the scenic and rugged northern Sierra Nevada near Downieville, California. The 100K is a demanding out-and-back route, while the 50K is a point-to-point course with..

Test your limits at Point Pinole Regional Shoreline with three 6 or 12 hour endurance runs on a scenic coastal loop. Enjoy a party atmosphere with an all day picnic and options for individual or team participation.

Mountain Tiger Donner Summit is a point-to-point 12.5-mile trail race on Tahoe's Donner Summit, featuring four summits and 3,300 feet of climb. It includes shuttle service from finish to start. Registration opens in late February 2026.

Trail run in Auburn, CA on July 26, 2026 featuring two courses through single-track trails, canal sections and dirt roads in the American River Canyon. Includes race shirt, finisher medal and post-race beer for those 21 and older.

Experience a unique five loop trail marathon through the protected Royal Gorge land in Soda Springs. Run individually or join a relay team to enjoy expansive wilderness views and a vibrant central community aid station.

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.

Join the Bear Creek 2026 trail run in Lafayette for a Half Marathon, 10K, or 5K featuring scenic views and shaded single-track trails. Runners and walkers alike will enjoy this professionally timed event with custom medals and shirts.

Mountain Tiger South Lake Tahoe is a 12-mile point-to-point trail race on the Tahoe Rim Trail near Stateline, Nevada. With technical singletrack, fire roads, and big views of the lake, it offers a challenging mountain run. Registration incl..

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.

Experience obstacle course racing at Mahon Ranch with 5K and 10K distances featuring signature Spartan obstacles. Join a weekend of trail running and river crossings in the scenic Northern California farmland near Sacramento.

This trail running event in Auburn, California, offers half marathon and 10K distances. The courses traverse the steep and scenic trails of the Mammoth Bar OHV area, known for its rugged climbs and canyon views.

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.

Run the scenic Rubicon Trail in a point-to-point race around Lake Tahoe's Emerald Bay. The 7-mile course features technical single-track with granite steps and stunning lake views. Your entry includes a shuttle, medal, and race photos.

Experience a scenic trail run through tall pines and aspens in Incline Village. Participants can choose between one or two laps on a course featuring creek crossings and a festive grass field finish.

Experience a vibrant multi day endurance event in Auburn featuring a one mile looped course with distances ranging from six to 72 hours. Enjoy exceptional support with meals, music, and a chance to earn commemorative buckles.

Trail runs at Granite Beach on Folsom Lake with new 10 mile and 5K courses, aid stations, age group awards, a finisher beer glass and a postrace meal.

Experience the rugged beauty of Las Trampas Wilderness at Rocky Ridge 2026. Choose from 5K, 10K, or Half Marathon distances featuring significant hills and expansive vistas in San Ramon.

JP's Backyard Ultra/Hike is a final edition event in Napa's Skyline Wilderness Park. Participants run or hike a 3.3-mile loop, choosing their own distance up to 33 miles. This free event is a fundraiser, with a suggested donation supporting..