Trail Running Calendar United States 2026-2027

Test your skills at Washington Grizzly Stadium with a variety of obstacle courses ranging from 2km to 10km. This inclusive event in Missoula features special categories for all abilities, kids, and strongman style challenges.

Join this 5K trail run through the scenic Kill Creek Park in Olathe. With age group medals and wave starts for all levels, it is a great choice for competitive runners and walkers alike.

A community 5K in Kannapolis on September 26, 2026 that raises funds for Leashes of Valor, which provides no-cost service dogs to post-9/11 veterans. The event is dog friendly and is part of the Run Kannapolis race series.

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 on September 26, 2026 in Faribault, MN offers a half marathon, 10k, 5k and a kids fun run; fees increase by registration date and registrations are nonrefundable with limited transfer options.

Run through Colorado history in the shadow of the Spanish Peaks. Choose from a 50K, heavy half marathon, or 8-mile trail course finishing at a festival with local beer and music. This event celebrates the local October Fest in La Veta and C..

A trail event in Arundel, Maine on September 26, 2026 featuring 5k, 10k and half marathon routes through the ACT and Eastern Trails. All entrants receive a medal and a t shirt, and there is a free kids bike race.

This USATF-certified 5K trail run starts at Sandhills Community College and winds through Southern Pines Reservoir Park. The event includes massages, food trucks, children's activities, and is dog friendly. After the run, stick around for c..

Experience the 36th annual Big Sur Trail Marathon at Andrew Molera State Park. Run along the historic Old Coast Road with ocean views across marathon, half marathon, and five mile distances.

Join the 7th annual Trails 4 Miles for a fall challenge at Sherando Park. Choose from a mixed-surface 4-mile trail run, a new mountain bike time trial, or a one-mile fun run/walk. All proceeds support the I'm Just Me Movement.

This bucket-list half marathon runs from Snowmass to downtown Aspen on the scenic Government Trail. It sells out quickly, with registration opening each May for the late September race.

JP's Backyard Ultra/Hike is a final edition event in Napa's Skyline Wilderness Park. Participants run or hike a 3.3-mile loop, choosing their own distance up to 33 miles. This free event is a fundraiser, with a suggested donation supporting..

The Bloomingdale Trail 5K is an annual family-friendly running event in Chicago. It features a timed 5K race alongside shorter dashes for young runners. Registration is available for all three distances.

This third annual 5K fundraiser celebrates Olathe as a Shared Signing Community. Participants can walk, run, or roll along the scenic Indian Creek Trail, followed by kids' fun runs and an ASL Festival. Proceeds support Deaf community organi..

A San Marcos trail event with a 10K, 5K and Kids Trail Trot that climbs to Double Peak’s summit at 1,558 feet; bibs, wooden medals and shirts are listed as finisher items, and registration closes Wed, Sep 23 at 12:00 PM PT.

Trail races on the McDade Trail through the Delaware Water Gap on September 26, 2026. Distances are 50K and 25K with post-race food, a finishers item, and a portion of fees donated to trail maintenance.

Experience the inaugural Cirque Series at Jay Peak featuring a 7.1 mile course with over 3000 feet of vertical gain. Runners navigate technical terrain and rocky ridges to reach the summit for 360 degree views of the Vermont landscape.

Experience a 5 mile trail race through the rolling hills of Lincoln Parish Park. Enjoy a timed run near the lake followed by post race refreshments and a park festival featuring activities for all attendees.

A point to point trail race from Vail to Minturn with 26K and 14K courses across Vail Mountain. Both routes feature alpine singletrack, scenic views of Mt. Holy Cross, staffed aid stations and a post race lunch voucher.

The Front Runners New York Cross Country 5K will take place in Bronx County on Saturday 26 September 2026. You can run 5 kilometers.