Explore the best trail runs in the United States for 2026-2027! Our updated list features 4061 exciting races across the country. Find your next race in the United States below and join the running community at these great events!
A 6 hour or 12 hour fat-ass trail event on a 1.8 mile loop near Chester town park, with 280 feet of climb per loop. Basic aid and food are provided and proceeds benefit local recreation and recovery organizations.
Experience a 5k mud run and garden party at the Wooden Shoe Tulip Farm. This annual event combines an adventurous obstacle course with a vibrant flower festival to support local charitable community projects.
Trail races in Lafayette on August 8 2026 include a half marathon, 10K and 5K through Briones Regional Park. All courses have hills and use electronic chip timing; finishers receive medals and shirts.
A 12 hour endurance run at Oak Grove Lake Park in Chesapeake, VA on a 1.5 mile loop with lake views and forested sections. The unpaved, tree-lined course has one aid station and is limited to 60 runners.
A five hour out and back event on the technical, hilly single track of Section 4 near Middleburg FL. Limited field, cupless format with water and electrolytes at the halfway point, and awards for the most laps completed.
A *100 km* loop in the Wasatch Mountains near Springville, UT, with mixed trail and road surfaces, over 15,000 feet of elevation gain, and designation as the USATF Utah 100K State Championship.
Part of the Palouse Road Runners summer series, the Warnick Trailhead 10k is an approximately 6.2 mile trail loop on Moscow Mountain with over 800 feet of climbing; results appear on UltraSignup.
A timed annual 5K cross-country race on the Pike XC Course behind Eastbrook Elementary in Indianapolis, organized for alumni and family with official results and no registration fee.
A scenic 2.5 mile trail run or walk at Wildwood State Park on August 8, 2026, held rain or shine. Online registration includes bib personalization if entered three weeks in advance and proceeds benefit Friends of Wildwood State Park.
Trail races at Mt Van Hoevenberg on August 8, 2026 offer 10K, half marathon and 50K courses over single track and steep terrain. Start and finish are in the venue stadium and course maps are provided.
An outdoor fitness event at Silver Lake near June Lake on August 8, 2026, offering four distance options and a required 20 lb dry load. Elevation gains are provided for each course.
Timed 6 hour and 3 hour endurance runs on a 1.01 mile loop at Watershed Nature Center in Edwardsville, IL, with a mixed crushed limestone and pavement surface. Field limited to 120; proceeds support the nature center.