Explore the best trail runs in the United States for 2026-2027! Our updated list features 4039 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
Tough Mudder Twin Cities in Hugo Minnesota on June 27 2026 offers 5K and 15K mud courses plus an Infinity multi lap option, finisher items, spectator access, and group packages.
A trail 5K on June 27, 2026, in the Blue Mountains of southeast Washington. The out and back course runs from Boundary Trailhead to Rose Springs SnoPark, with shuttle service, aid at the turnaround, and shirts and medals for finishers.
An overnight 50 mile ultramarathon at Hoover Sports Park East on a 2.5 mile loop requiring twenty laps. Aid and crew access at the start finish area, race day packet pickup, and awards including a finisher belt buckle and top place medals.
A self-supported, choose-your-own-adventure trail event at Camp Sheppard near Mount Rainier offering 24-hour solo, 24-hour team, and a 100-mile option, six marked trails, camping included, and points-based main and side quests.
A 100 mile trail race along the trans Sierra Western States Trail from Olympic Valley to Auburn, featuring over 15,000 feet of ascent and more than 22,000 feet of descent. Entry for 2026 is allocated by a lottery system.
A rugged, mostly off-trail 50k around Silverton, CO, with about 19,000 ft of ascent and a roughly 19-hour cutoff. Entry is limited and restricted to club members with proven mountain navigation experience.
A 24 hour endurance event in Pittsfield, Vermont on June 27 to 28, 2026. Runners repeat a two mile loop with 970 feet of elevation gain as they compete for most laps or aim to last the full 24 hours.
Independence Double is a two-day running event in Winter Park, FL on June 27 and 28, 2026, offering 5K, 10K, half marathon, marathon, and 50K distances with single-day and both-days registration options.
Test your endurance at Roosevelt Forest on a 2.1 mile loop featuring classic New England terrain. Complete as many laps as you wish over 33 hours or aim for the 100 mile buckle in this intimate 50 runner event.
No Shame Shindig is a multi-distance running event at Willow Creek State Recreation Area near Pierce, Nebraska, featuring ultramarathon and marathon distances on a crushed limestone trail with event swag, awards, and on-site camping.
A two day obstacle course weekend in Bloomfield Township Ohio on June 27-28 2026 featuring a 1.5 mile military style Battle Challenge with a live fire range, multiple race distances, large water slides, camping and the USA OCR national cham..
A single 8.2 mile trail race at Killington Resort on June 27, 2026 with 3,010 feet of elevation gain and three summit climbs. The field is capped at 700 runners and includes aid stations, race swag and professional photos.