Trail Running calendar near Cool 2026-2027

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.

A historic 100.2 mile trail run from Olympic Valley to Auburn on June 27 and 28 2026, featuring high alpine and river crossings, large elevation change, and traditional belt buckle time standards for sub 24 and sub 30 hour finishes.

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 July 4 trail event at North Tahoe Regional Park finishing on Tahoe Vista Beach, offering 5K and 10K distances, a finish-area costume contest, post-race music and food, and age-group awards.

Iron X is an unofficial extreme ironing half marathon in Auburn, CA where participants run while ironing a button-up shirt at several designated locations; participants must be self-supported, carry their own gear, and record video proof.

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 trail event in Downieville, California with 25K, 50K, and 100K options on mostly singletrack. Courses include multiple aid stations, substantial elevation gain, and specific equipment and pacer rules for the 100K.

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 California on July 26, 2026 featuring 10.5 miles and 5.9 miles courses through single-track, dirt roads and a canal system with steep sections named Cardiac and Last Gasp.

A multi-loop trail marathon near Soda Springs, CA covering about 26.4 miles and 4,300 ft of gain across Royal Gorge land, with a central aid station, solo and relay options, parking at Soda Springs Ski Resort, and shuttle service to the aid..

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.

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.

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.

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.

A community run in Tahoe Vista with a 5K and a 1 mile fun run across grass fields, paved bike paths and park trails. Parking and a participant hat are included, and proceeds support a park nonprofit.

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.

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.