Trail Running Calendar United States 2026-2027

At 10,600 feet in Alma, Colorado, Race in the Clouds is a June 25 to 28 Dirt Fest featuring mountain biking, trail running, off road duathlon, youth races and meadow camping, with USA Triathlon sanctioning and age group awards.

A multi-day running and wellness camp at Stable View in Aiken, SC with trail runs, coaching and nutrition workshops, yoga, a self-defense session, chef-prepared meals, and on-site single or shared accommodations.

Three summer trail races at West Hill Dam in Uxbridge, MA, with well-marked wooded single and double-track courses, limited fields, age-group prizes, and a portion of fees donated to local food pantries.

A point-to-point trail race along Grand Ridge Trail from Duthie Hill Park to Central Park in Issaquah, covering just over 7 miles with about 1,000 feet of climb. Self-supported event with finish-line refreshments and category prizes.

A community relay on Auburn trails with 100 one mile legs and a separate 100 mile virtual challenge completed over 25 days, both offering tracking options and a finisher item for virtual participants.

Weeknight trail race series near Portland, Maine with small fields, courses of about 5K to 6.5 miles, partnerships with local land trusts, and series standings for runners who complete three or more events.

A five mile trail race through Soaring Eagle Park on the first day of summer in Sammamish, WA. The maintained course features rocks and tree roots, aid stations every three miles, chip timing, a race t-shirt and a finisher medallion.

A multi-distance trail running event in Sturgis, SD featuring a 100 mile course of about 108 miles on the Centennial Trail, plus 50M, 50K and 30K options, multiple aid stations, drop bag support, and bus transportation to off-site starts.

Trail ultra on the Palouse to Cascades Trail from Hyak, featuring the 2.3-mile Snoqualmie tunnel and crushed limestone surface; distances include a new 200K plus 100-mile and 100K options.

A *100 mile* loop near Butte, Montana on June 26-27, 2026 that includes 63 miles of the Continental Divide Trail, nearly 14,000 feet of vertical, high-elevation terrain, and a published 40 hour cutoff; proceeds support local trail and healt..

A 72-hour endurance race in Pittsfield Vermont on June 26-28 2026 combining physical obstacles, navigation, and mental challenges. Tickets for the Death Race require a promo code issued after acceptance by the race director.

A mountain skyrace on June 26, 2026 in Joseph, Oregon that climbs 3,700 feet over 4.2 miles to Mt Howard, includes a tram descent, tiered registration fees, finisher medals, and awards including a $200 record bonus.

A three-day mountain bike and trail running festival at Marquette South Trails featuring events from youth runs to enduro, downhill, and cross country, with timed seeding and podium categories. Proceeds support NTN singletrack trail buildin..

Live and virtual options at Lake Chabot feature 5K, 10K, and a half marathon with multiple aid stations, on-course nutrition, race apparel and a woodallion, post-race beverages, and a brewfest atmosphere.

A three week trail race series at Bogus Basin with Grand Prix scoring based on finishing place. Courses range from 3.5 to 4.5 miles on established trails and packet pickup is available the day before and on race day.

A three-stage Hurricane Heat endurance event at Riverside Farm on June 26-27, 2026, offering 4, 12, and 24 hour tiers that together form a full 24-hour challenge; entry is 18+ with 40+ challenges and team registration options.

A team trail relay at Willamette Pass Resort on June 26-27, 2026, covering 117.8 miles with 26,240 feet of climb and mountain views of Diamond Peak and Odell Lake. Camping and village amenities are provided on site.

A weekend alpine trail running event in North Cascades National Park with guided support, campsite logistics and multiple route distances including 12 mile, 25 km, 26 mile and 40 mile options.

A free community trail event at High Camp in Olympic Valley on June 26, 2026, starting from the Western States 100 start line. Features a kids 100.2m dash, trails around High Camp, gondola descent, and an after party with live music.

A free six hour night training run in Salisbury MD with marked 5K loops and hourly check ins. Space is limited to 50 runners and no onsite hydration is provided.