Trail Running Calendar United States 2026-2027

Experience the STRS Horseshoe Gulch Grind in Breckenridge with short and long course options. This trail event offers categories for adults and youth starting from the Blair Witch Trailhead.

A low-key evening trail race series in Forest Park with three five-race Series from April to October. Races cover 4 to 7 miles, score into Series standings after four finishes, and benefit the Forest Park Conservancy.

Trail races at Snowbird in Little Cottonwood Canyon feature two courses with mixed dirt roads and single-track sections, live bluegrass music, and preferred BBQ parking. Water is available only at the start and finish so runners should carr..

Community road race in Ionia, Michigan on July 16, 2026 with 5 km and 1 mile courses that run through the Free Fair on opening night. The event has awards for top finishers and a participant cap with timed registration fees.

A weekend of mountain trail races at Crystal Mountain near Mount Rainier with a half marathon, downhill 10K, and uphill 5K. Registration includes an all day gondola pass and on site expo, camping, and sustainability policies.

A 100 mile trail race in Easton, Washington, featuring over 23,000 feet of climbing, about 32 miles on the Pacific Crest Trail, and the 2.3 mile Snoqualmie Tunnel. Entry used a lottery and specific volunteer and race qualifier requirements..

A 100 mile mountain ultramarathon in Ouray, Colorado, with about 41,862 feet of elevation gain and fourteen climbs. Participants must complete eight hours of pre race volunteer service or pay a $100 opt out fee; winners face drug testing.

A team-focused 5K cross country race behind the Carterville Community Center on July 17, 2026, with grass, gravel, and paved sections. Teams compete by standard XC scoring and medals and team awards are presented.

An overnight loop endurance event at Lowell Park in Dixon, IL where participants repeat a .411 mile paved loop for 6, 12, or 24 hours. Solo and three person relay options are available and the event is self supported.

CMAR Trail Races at Camp Wokanda near Chillicothe, Illinois offers multiple looped and out and back trail distances on wooded singletrack with substantial elevation, staffed aid stations, and time cutoffs for each distance.

A 100 mile loop in Colorado’s Sawatch Range, the High Lonesome 100 covers about 23,300 feet of elevation gain and includes long sections on the Continental Divide and Colorado Trail with a 37 hour cutoff.

A July ultramarathon in Vermont offering 100 mile and 100 kilometer options, featuring 17,000 feet of climbing over country roads and forested trails. Proceeds benefit Vermont Adaptive Ski & Sport and a concurrent horse race accompanies the..

A weekend of Spartan obstacle races at Cannonsburg Ski Area near Grand Rapids featuring Sprint, Super, and Kids Race options across rugged, varied terrain and trail features.

Experience trail running through an active working farm in Winona Minnesota. Choose from five distances ranging from 5k to 43k with no cutoffs for the longest event.

A backyard ultra at Holly State Recreation Area with a repeated *4.167 mile* loop each hour; runners continue until one remains. The 2026 champion earns a Silver Ticket for USA-eligible runners and on-site prize pickup is provided for nonvi..

An endurance elimination race on July 18, 2026 at McCoy Flats Trail Head, Vernal, Utah. Competitors run repeated 4.1 mile laps each hour, must finish each lap within the hour, and the last runner earns cash per lap.

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 backcountry footrace of about 23 miles from above Girdwood to the Eagle River Nature Center on July 18, 2026. The unmarked, technical route includes snowfields, a cold river crossing, and possible wildlife encounters.

A trail ultramarathon in Tellico Plains, Tennessee offering 130K, 70K and a 24 mile Waucheesi Challenge with ridge and river sections, historic trails, live YouTube coverage, and mandatory on-course gear.

A night trail race on July 18, 2026 in Green Swamp West Tract near Dade City, Florida. The 30K course mixes pasture lanes, singletrack, sand and berms, with aid stations every 3 to 5 miles and no cut-off time.