Trail Running calendar near Gardner Mountain 2026-2027

An annual trail race on the north shore of Lake Natoma in Fair Oaks offering 5K and 10K courses through wetlands, oak bluffs, and historic gold-dredge terrain, with proceeds supporting a local scholarship.

Trail runs on Lake Natoma’s north shore in Fair Oaks CA with 5K and 10K courses plus a kids run for under 10s. Hosted by the Fair Oaks Recreation and Park District with proceeds supporting a local scholarship.

Experience an incredible journey around the largest alpine lake in North America. This 200 mile ultramarathon traverses single track trails and ridge lines through the spectacular Desolation Wilderness.

Experience the scenic trails of Northern California with distances ranging from a 5K to 100K. Run through historic trails and varied terrain using a well-marked loop system with full aid station support.

A 100-mile endurance run near Cool, California composed of two marked loops repeated to reach 100 miles, with about 13,600 feet of elevation gain and live tracking. Finishers within 37 hours receive a Comstock Heritage silver buckle, shirt,..

Experience a scenic run through the historic 1960 Winter Olympics site at Palisades Tahoe. Choose between a half marathon, 8 miler, or 5K on flat paved trails following the beautiful Truckee River.

A 100-kilometer ultramarathon on nearly all singletrack around Lake Tahoe, the Tahoe 100K features 11,500 feet of climbing, peaks near 9,800 feet, three aid stations, and a 24-hour cutoff.

A multi-day skyrunning festival at Palisades Tahoe featuring technical, high-alpine courses and multiple distances including an Ascent, 23k, 46k, the Iron Face via ferrata, and a kids race.

Test your endurance at the Sparks Marina in a last person standing competition. Run 4.167 mile loops every hour or choose from timed mini backyard options ranging from 3 to 24 hours.

The Western States Endurance Run is the world’s oldest 100 mile trail race, covering 100.2 miles from Olympic Valley to Auburn with more than 18,000 ft climbed and nearly 23,000 ft descended.

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.

A multi-distance trail endurance event on the Tahoe Rim Trail held July 18-19, 2026, offering 23K, 50K, 100K and 100 Mile options. The races are ITRA qualifiers with published time cutoffs and support local trail and community programs.

A July 25, 2026 trail event in Downieville, California, offering 25K, 50K and a demanding 100K that climbs to Plumas-Eureka/Blairsden. The race features multiple aid stations, mandatory gear for the 100K, and a post-race gathering.

A 12.5 mile point-to-point trail race on Donner Summit near Soda Springs, CA, featuring four summits and about 3,300 feet of elevation gain. Entries include shuttle service, a raffle entry, and a finisher’s item.

Trail run in Auburn, CA with 10.5- and 5.9-mile courses through the American River Canyon, featuring single-track, canal sections, dirt and paved roads, named climbs, and post-race food and 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.

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.

An unmarked, off-trail peak-bagging event in Desolation Wilderness with three route options—11, 17, or 21 peaks—and minimal support. Participants navigate rugged talus, granite ledges, and creek crossings under a 30 hour time limit.

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.