Trail Running calendar near Arnold 2025-2026

The Tahoe Rim Trail Endurance Runs, held in Carson City, Nevada, offer challenging trail races featuring spectacular views of Lake Tahoe and the Great Basin. In 2025, due to trail access issues, the event will include a 50K and a 14-mile race. The 50K course covers about 30 miles with significant el..

Blood, Sweat & Beers is a trail running event held in Auburn, California, nestled in the scenic American River Canyon. The race offers two challenging distances: a Long Course of 10.5 miles with 2,471 feet of elevation gain and loss, and a Short Course of 5.9 miles with 863 feet of elevation change...

Mountain Tiger Donner Summit is an 11-mile point-to-point mountain trail race held on Donner Summit in Tahoe, California. The challenging course features four summits and ridge running along Sugar Bowl and Royal Gorge trails, with 3,300 feet of elevation gain starting at 7,000 feet altitude. The rac..

The Folsom 100 is an exhilarating 100-mile ultramarathon that takes place around Folsom Lake, California. Scheduled for August 1, 2025, this challenging race features a point-to-point course with a single out-and-back section. Participants have 34 hours to complete the loop, which includes stunning..

The Point Mariah Trail Marathon, hosted by Donner Party Mountain Runners, takes place near Truckee, California, at the Soda Springs Ski Resort. This unique trail marathon covers approximately 26.4 miles with about 4,300 feet of elevation gain, featuring a multi-loop course through the protected Roya..

The Pinecrest Run is an annual running event held in Pinecrest, California, set in the scenic Sierra Nevada mountains. Celebrating its 49th year in 2025, the event features a 5-mile recreational run that winds through the roads of Pinecrest and along the shores of Pinecrest Lake, as well as a shorte..

The Trail Run at Sly Park - Summer is a scenic trail running event held at the Sly Park Recreation Area in Pollock Pines, California, within the El Dorado National Forest. The race offers multiple distances including 5K, 10K, 8 Mile, Half Marathon, 17 Mile, Trail Marathon, and a 50K ultra. Courses w..

The Mammoth Bar Trail Runs, hosted by Skybreaker Racing, is a trail running event held in Auburn, California, within the Auburn State Recreation Area. Scheduled for September 7, 2025, the event features three race distances: a half marathon, 10K, and 5K. The courses traverse the single-track and dou..

XTERRA Lake Tahoe is a renowned off-road triathlon and trail running event set in the stunning scenery of Lake Tahoe, United States. The classic triathlon course includes a 1.5K swim in Lake Tahoe’s clear waters, followed by a challenging 35.5K bike ride starting with a sandy climb up Tunnel Creek a..

The Gold Rush Growler Trail Runs, held at Granite Beach in Folsom Lake State Recreation Area, feature scenic 10-mile and 5K trail races along shoreline and single-track trails. The 10-mile course includes paved park roads, secret trails, and varied terrain with aid stations offering water, electroly..

The Carson Canyons Trail Runs, hosted by Ascent Runs, take place in Carson City, Nevada, starting at Long Ranch Park. Scheduled for September 27, 2025, this event offers four challenging distances: 6K, 12K, 22K, and 30K. The courses feature scenic yet demanding terrain, including jeep roads and sing..

The Sunset & Cider Trail Races, held in Auburn, California's scenic American River Canyon, offer three trail running distances: 50K, 13.1 miles, and 5 miles. The courses feature mostly runnable single-track trails with moderate elevation gains—3,875 ft for the 50K, 2,082 ft for the half marathon, an..

The Ridge Rambler Half Marathon is an annual point-to-point race held in Bridgeport, California, with the 8th edition scheduled for September 27, 2025. The course starts at about 7,100 feet elevation near Lower Twin Lakes and follows a scenic route around the lake before descending toward Buckeye Ro..

The Warrior Way 5K is a trail running event held at George Whittell High School in Zephyr Cove, Nevada, near Lake Tahoe. Hosted by the school's Student Council, the race features a scenic course through pine forests, crossing creeks and logs, with natural obstacles like trees and rocks. In addition..

The Auburn Half Marathon, held in Auburn, California—known as the Endurance Capital of the World™—offers trail running on the scenic Western States Trail. The event features a half marathon, 12K, and 5K races, all starting from Auburn Overlook Park and winding through the Auburn State Recreation Are..

The Yuba Gold Trail Runs take place near Nevada City, California, in the scenic gold country region. The event offers multiple distances including a 50K, 35K, and half marathon, all featuring beautiful views of the South Fork Yuba River and the historic Malakoff Diggins hydraulic mining site. The st..

The Kokanee Trail Runs, held annually in South Lake Tahoe, California, is a scenic and popular running event featuring a half marathon, 10K, 5K, and a non-competitive half-mile Tadpole Trot for children 12 and under. The courses showcase stunning views, with the half marathon traversing Tahoe Mounta..

The Mile Madness Endurance Run is a multi-day ultrarunning event held at Sunset Whitney Recreation Area in Rocklin, California. The course is a professionally measured 1.05-mile loop featuring 85% dirt trail and 15% paved path, with about 62 feet of elevation gain per lap. Runners can choose from va..

Granite Head 2025 is a trail running event held in Granite Bay, California, featuring two challenging courses: a 6.6-mile short course and an 11.2-mile long course. Both races start and finish at Granite Beach, offering scenic trail running experiences. Participants receive a unique tech shirt and e..

The Euchre Bar Massacre is a challenging fatass-style trail run held near Foresthill, California, starting and finishing at Shirttail Creek Campground. It offers two distances: a 25-mile course with approximately 10,000 feet of climbing and a 50-mile course with about 20,000 feet of elevation gain...