Trail Running Calendar United States 2026-2027

Trail marathon and half marathon in Butterfield Canyon near Herriman Utah, held at Butterfield Trailhead Regional Park. Courses use extensive single track and fire road with significant elevation gain; hydration is required due to remote ai..

A 108 miles point to point trail race in the Wyoming Range with about 24,000 feet of climbing and a 48 hour cutoff. The route follows high mountain trails with long gaps between aid stations and variable high elevation conditions.

Single-loop mountain ultramarathon in the La Sal Mountains offering 100 mile, 50 mile and 50k courses. High-elevation terrain averages over 8,700 feet with roughly 24,000 feet of climbing, technical sections, and staffed aid stations.

A 103 mile loop around Pine Creek in Pennsylvania with over 20,000 ft of climbing. The event runs on long distance trails and requires a prior 50K finish; runners choose Supported or Unsupported categories.

Haulin' Aspen is an all-trail race at Wanoga Sno Park near Bend, Oregon, offering a full marathon, a half marathon and a 6.5-mile course through the Deschutes National Forest with varied terrain and aid station support.

Interstate 17 is a challenging 17 mile trail run on August 8, 2026 in Closter NJ that traces Hudson River viewpoints. Expect rugged technical singletrack, steep climbs and boulder scrambles across four loops with fully stocked aid stations.

Tackle scenic single track trails at Table Rock State Park with a fun 5k or a challenging 15k that climbs to Pinnacle Mountain and drops through overlooks and creek crossings. Enjoy postrace food, drinks and finisher awards.

Run under the stars in the Withlacoochee Forest at the Hot August Night Trail Race on single track packed with sand and pine needles. Headlamps required; all finishers get a handcrafted medal and a post race picnic.

Honor veterans, first responders and those lost on 9/11 at the 6th Annual Honor and Remember Run on Aug 8, 2026 at Cool Springs. Pick a 5K, a 10K trail or ruck with honor workouts, or race virtually while supporting police departments.

Join the Tails and Trails 5K in Cody, Wyoming on August 8 for a scenic, mostly flat run along the Shoshone River with mountain views while supporting Wyo Hoofbeats and Cody Regional Health's animal therapy program. Run, walk or bring your d..

Night trail races at White Tank Mountain Regional Park on August 8, 2026 feature looped courses from 6K to 52K, marked trails and fully stocked aid stations. The event is part of the Insomniac Night Trail Run Series.

Run the rugged Wasatch at Elephant Rock Trail Run in Mueller Park, Bountiful, Utah with distances from 7 miles to 50K on marked singletrack. Expect big climbs, limited aid on longer routes, and handmade medals at this USATF event.

Emerald Mountain Epic in Steamboat Springs on August 8 and 9, 2026 is a two day mountain bike and trail running weekend on scenic singletrack dirt trails. Race marathon, half or bike distances with a limited field of 500 per day.

Trail races at Sky Country Trailhead in Bellevue offering 5K, 14.5 miles, and marathon distances. Organized by Seattle Running Club and Northwest Trail Runs, with $15 per entry donated to King County Parks.

Trail runs of 5 mile and 10 mile in Cuyahoga Valley National Park on August 8, 2026. Courses at Oak Hill Trail Head include a fast descent, a long climb and twisting rooted trails, with finisher swag and age group awards.

Run the Snowbowl 15K in Missoula on August 8, 2026, a 9.3 mile climb to Grizzly Chair followed by a flowy single track descent with sweeping valley views. Field limited to 250, includes a race shirt, post race lunch and a beer.

In the Heat of the Night is a scenic trail loop near Anniston, AL offering 10k to 100k on dirt and gravel roads through Talladega Forest. Expect big climbs, fully stocked aid stations and handmade finisher amulets in a lively night race.

Run rugged loops at Crystal Springs Ultra in Wytheville on August 8 2026 with 12 hour 6 hour and 3 hour options. Technical trails, scenic views and a cupless format make for a full trail challenge.

Run scenic bluffs and Mississippi River views at the Mines of Spain Trail Races in Dubuque, featuring half marathon, 7 mile and 4 mile course options. Expect technical mixed terrain, aid stations, and a free kids Mini Mines during packet pi..

Join the 14th Annual Sweltering Summer Ultra, an 8 hour track challenge at Clapp Park in Pittsfield on August 8, supporting the AYJ Fund for children with cancer. Chip timing, a lively aid station and pizza and ice pops keep energy up.