Trail Running Calendar United States 2026-2027

A Backyard Ultra around Lake Estes where runners repeat 4.252 mile laps on a paved loop until one finishes. The event offers a stocked aid station, a custom hat for participants, and benefits local childcare services.

A 37 mile point to point road race from Port Mayaca to Stuart Beach in South Florida that aims to draw attention to Lake Okeechobee discharge into the St. Lucie River. Solo and relay entries are offered with aid stations along the route.

A trail event at Kensington Runestone Park on June 27, 2026, offering a 7K and a 1 mile kids/fun run with chip timing on the 7K. Proceeds support local Nordic teams and youth ski program development.

Run a half marathon, a 5K run or walk, or a 1K kids Cubbie Run in Minocqua on June 27, 2026. Most of the course follows the Bearskin Trail and proceeds benefit the Lakeland Pantry.

Run along the scenic Jordan River Trail from Bluffdale to Lehi with mountain and river views. Choose between 10K and 5K distances in a timed race supporting the OCD Foundation of Utah.

Experience a mud run featuring obstacles and trails in King George Virginia. With four mile and one mile options plus team challenges this event supports local community eye and hearing care services.

A trail race at Mount Airy Forest in Cincinnati on June 27, 2026 offering 5K, 10K, Half Marathon and a 30K run made of three 10K loops. The event includes themed medals, costume awards, and series points within the ATRS program.

Run through a scenic reclaimed limestone quarry in Greencastle at the Vulture Vista Ultra. Choose from 6 hour or 12 hour timed events or a single 4.5 mile loop on wooded singletrack and open trails.

The Jordan Lake Trail Run/Walk in Lake Odessa takes participants on a scenic loop around Jordan Lake, starting and finishing at Lakewood Middle School. Awards are given to overall and age group winners. Registration is open for runners and..

An indoor Last One Standing treadmill race in St Petersburg where athletes run repeated five mile loops each hour. Small field, controlled climate, live music, and a sister competition in Salt Lake City add to the format.

Experience trail running at the historic Howelsen Hill ski area in Steamboat Springs. Choose between 5k and 10k distances as part of an exciting multi sport race weekend in the Colorado mountains.

Trail races near Burgdorf Hotsprings in Payette National Forest offering 30K and 50K singletrack courses. The 2026 layout runs clockwise with start and finish at Pete Creek Trailhead and camping nearby.

Experience the natural beauty of Wolf Road Woods with 3, 6, or 9 mile trail runs on a scenic loop course. Enjoy a relaxed atmosphere featuring off road terrain and post race celebrations in the heart of the Palos Trail System.

Night Owl 9K is an evening trail race at Freedom Park in Williamsburg, VA combining single track, fire road and paved trails with rolling hills. The event includes a post race party with beer and pizza and benefits wildlife rehab.

Experience a half marathon in the mountains of Nederland Colorado. This event features a significant elevation gain of 4226 feet with the summit always in view.

Test your endurance at Crystal Mountain Resort by tackling mountain trails with a 20 pound pack. Choose from three distances ranging from 6.5 to 18.5 miles in the scenic Mount Rainier National Park region.

Test your endurance at the Smith Mountain Cooperative Wildlife Management Area with a 10 mile out and back course. Choose between Light, Standard, or Heavy load categories to match your physical goals.

Experience an obstacle course weekend at a lush Massachusetts farm featuring rolling hills and mud. Choose from 5k and 10k races or the kids division with onsite farm treats and a local brewery.

Experience a weekend of outdoor sports at McDougal Lake with trail runs and mountain bike races ranging from 4 to 32 miles. Compete for podium spots or enjoy the party lap at this multi discipline trail festival.

Test your endurance on a 2 mile paved loop at the Rodale Park 12 Hour Challenge. Cycle, run, or walk to support the development of the September 11th National Memorial Trail.