Trail Running Calendar United States 2026-2027

Tails and Trails is a 5K in Cody, Wyoming that raises funds for Wyo Hoofbeats and highlights Cody Regional Health's animal therapy program. The course follows residential streets and trails along the Shoshone River with mountain views.

Night trail races at White Tank Mountain Regional Park offering 52K, 31K, 20K, 10K and 6K on a 6.5 mile Sonoran loop with stocked aid stations and on-site medical support. The event is part of the Insomniac Night Trail Run Series.

Trail races in Bountiful, Utah across Mueller Park and surrounding ridgelines, with distances from 7 miles to 50K. The 50K is a point to point mountain course with substantial climbing and limited early aid stations; alternate routing may b..

Two day mountain bike and trail running event in Steamboat Springs on August 8 and 9 2026. Multiple distances from a 52 mile solo bike to 26.2 and 13.1 mile runs, with proceeds supporting local youth and trail organizations.

Trail races of 5k, 14.5 miles and 26.2 miles take place in King County's Cougar Mountain Regional Wildland Park near Seattle. The event includes aid stations on course, supports King County Parks, and participates in a youth trail series.

Trail races of 5 and 10 miles take place on 8 August 2026 at Oak Hill Trail Head in Cuyahoga Valley National Park. Registration opens in November 2025 and fees vary by distance.

A 15K trail race at Montana Snowbowl with a 4.65 mile climb to Grizzly Chair, a 4.65 mile single-track descent on Beargrass Highway, 2,150 ft of elevation gain, chip timing, and a field capped at 250 participants.

A night trail race at Frog Pond Overlook in Talladega National Forest offering 10K, 25K, 50K and 100K loop courses on dirt and gravel roads. The cupless event has aid stations, drop bag options for longer distances, and a 200 runner limit.

Trail races at Crystal Springs Recreation Area near Wytheville, VA, using loop courses with a 12.8 mile loop and a 3.1 mile loop. Limited parking requires a shuttle, the event is cupless, and a low cost Leftover Option is available.

Experience the natural beauty of Dubuque with trail races through the Mines of Spain Recreation Area. Enjoy distances ranging from 4 miles to a half marathon followed by a post race party with brick oven pizza and local beer.

An 8 hour track ultramarathon at Clapp Park in Pittsfield on a certified 0.355 mile dirt and cinder loop with chip timing, a bottle drop aid system, age group awards, and proceeds benefiting the AYJ Fund.

A six person relay near La Grande OR covering about 80.6 miles with 6,000 feet of climbing, gravel mountain roads, and a high point near 7,400 feet. Tiered registration runs through July 11.

Experience the beauty of Mission Canyon during the Swift Bear Trail Run in Hays Montana. Choose between 10 mile 20 mile or 50K distances featuring mountain loops and varied terrain during the annual Hays Powwow.

Races at Third Winchester Battlefield in Winchester VA on August 8, 2026 include 5K, 10K, a half marathon and virtual options with medal or shirt. Walkers are welcome and registration shows tiered pricing.

A nighttime trail event at Reveille Peak Ranch in Burnet, Texas on August 8, 2026 offering 5k, 10k, 20k, 30k, 60k and a youth mile. Technical single track and rock domes with multiple aid stations and medals for all finishers.

An obstacle and mud focused 5K at Lost Lake Entertainment Complex in Oklahoma City on August 8, 2026, featuring a pre race festival village, finish line festival, Value and VIP registration options, and venue parking with a cash fee.

A trail event at Noon Hill Reservation in Medfield offering a 10 mile loop plus 50K and 40 mile ultra options, mostly singletrack with roots, rocks, and a scenic Noon Hill vista; proceeds benefit The Trustees of Reservations.

Run The Skyline is a trail running event on August 8, 2026 offering multiple race distances from a half marathon up to 55K. It features separate race pages, a registration option, and an entrants list.

A time based trail event at Skyline Wilderness Park in Napa on August 8, 2026 where runners cover as much distance as possible in three, six, or twelve hour formats. Main loops are 4.16 miles with roughly 815 feet of elevation per lap; the..

A high Sierra trail event at Horse Canyon Trail Junction offering 5.6M, 10.5M, 21M and 50K options across alpine loops. The course sits near 7,400 feet with two aid stations, limited field size, and variable mountain weather.