Trail Running Calendar United States 2026-2027

Experience the extensive single track trails of the Boise Foothills in this premier trail event. Runners can choose between 50 mile, 50K, and 27K distances starting from Fort Boise.

A 5K trail run at Goddard Park in Warwick, RI on September 26, 2026, with a bayside course and start and finish near the golf course clubhouse. Open to all ages, with published entry fee tiers and on site parking and facilities.

A two-day trail and bike event in Estes Park featuring 31-mile bike and run options, a 15-mile heavy half, and a 62-mile duathlon, with rugged trails, significant climbs, and aid stations supporting competitors.

A grassroots trail event in Dixon, IL on a roughly 7.85 mile loop offering distances from about 8 miles up to a 100 Miler, featuring singletrack, meadow and gravel sections, two aid locations, crew access and pacer allowances.

A trail ultramarathon at Mt. Disappointment in the Angeles National Forest offering 25K and 50K options. Technical single-track courses include substantial elevation gain, staffed aid stations, and awards for top finishers.

A high altitude trail half marathon near Telluride on September 26, 2026, covering about 13 miles of mostly singletrack through aspen woods, finishing in town with stocked aid stations and required alpine gear.

A point to point *Half Marathon* near Bridgeport, CA on September 26, 2026, starting at Twin Lakes and finishing lower in elevation with rolling hills. Three aid stations, shuttles are provided and proceeds support Bridgeport Elementary Sch..

A trail running event at Corriganville Park in Simi Valley with three distances and aid stations, crossing Rocky Peak and Tapo Canyon on varied sandstone and oak savannah terrain.

A nonprofit, runner-built mountain 50K on Mt. Taylor near Grants, New Mexico. The course reaches 11,301 feet with about 7,000 feet of elevation change through singletrack, forest roads, and alpine meadows with staffed aid stations.

Darter Dash is a trail race at Turkey Creek Nature Preserve in Pinson, AL with 5K and 10K courses on mixed trail and pavement. The event is limited to 125 runners and supports the preserve's educational programs.

Run the Red Desert is a trail race on September 26, 2026 in Wyoming’s Northern Red Desert offering 30K and 50K courses from Whitehorse Creek to South Pass City. It coincides with Wyoming Public Lands Day and highlights conservation of the l..

An obstacle course event at Washington Grizzly Stadium in Missoula on September 26, 2026 offering categories from a double 10K to kids and All Abilities races. Teams combine four racers' times and net proceeds support Opportunity Resources..

A 3.1 mile trail 5K at Kill Creek Park in Olathe with separate youth and open divisions, packet pick-up options, wave starts, and age-group medals through 70 plus.

Flint's Fabulous 5K in Kannapolis on September 26, 2026 is a 5K run/walk supporting Leashes of Valor, which provides no-cost service dogs to post-9/11 veterans. Registration options include a shirt choice and optional donations for specific..

Trail races on September 26, 2026 near Taft, Montana along the Route of the Hiawatha. Distances include 26.2 miles, 13.1 miles and 10K, with a virtual option and varying entry fees.

Big Woods Run in Faribault, Minnesota features a half marathon, 10K and 5K on a mixed roads and cross-country course near Big Woods State Park during peak fall color, with homemade cookies and soup provided for participants.

Trail runs in La Veta and Cuchara, Colorado on September 26, 2026, offering 50K, Heavy Half Marathon and an 8ish mile route through San Isabel National Forest with aid stations and a finish festival at the Cuchara Yacht Club.

Trail races on maintained local trails in Arundel, ME offering 5k, 10k and half marathon options, plus a kid's bike race, participant medals and shirts, live music and food.

A USATF-certified 5K trail run starting at Sandhills Community College and routed through Southern Pines Reservoir Park. The event features official timing, awards, vendors, massage services, and is dog friendly.

A trail 5K in Norton, Virginia held on the Flag Rock Area Trails as part of the Woodbooger Festival. Proceeds support the festival and the event is hosted by the City of Norton.