Trail Running Calendar United States 2026-2027

Test your endurance at Autumn Lake Winery with a unique hourly 5 km challenge. Choose from 6, 12, or 24 hour individual and relay events across trails and vineyards in Williamstown.

Trail running at Flat Rock Ranch in Comfort TX with Single Loop, 6H Ultra and 24H Ultra options through prickly pear, rolling hills and camping under the stars.

Trail relay at Flat Rock Ranch in Comfort, TX on October 16-17, 2026 with camping, village amenities, and a 121 miles course across limestone cliffs and rolling hills.

Run a 5K through the private 157 acre Rochester Rotary Sunshine Camp on a mix of dirt trails and paved paths. Enjoy the post race Beer Fest and support accessible camping for children with disabilities.

A three-race evening 5K series at AZ Falls with chip timing, age group awards, desert-themed medals, and a virtual option. The series raises funds for Child Crisis Arizona and limits each live race to 250 participants.

A 2.75 mile Halloween obstacle run in Salt Lake City where participants carry three flags while simulated zombies try to take them, with medals for finishers.

Trail event at Eagle Mountain Park on October 17, 2026, with a 5-mile run and 2-mile hikes, no chip timing, live music, pancakes, shoe demos, and proceeds benefiting Streams & Valleys.

Ruff Run California on 10/17/2026 in Phelan, CA presents a 20 acre obstacle course for people and their dogs with over 20 obstacles, 4K and 1K options, and an after party with music, games and vendors.

Obstacle course weekend at Twin Canyons Ranch near Granbury with Sprint, Super, Beast, Ultra and kids races across rugged terrain.

Indian Creek Trail Runs in Sedalia, Colorado on October 17, 2026 offers multiple trail and ultra distances through montane forests, aspen groves, red rock formations and prairie vistas with city views from several viewpoints.

Trail run at Saw Wee Kee Park on October 17, 2026, over soft, twisting trails with variable footing. Bib-timed waves, part of a four-race series with collectible medal pieces and seasonal swag.

Ultrarunning on a 2 mile loop at Cahuilla Indian Reservation in Anza with multiple race formats, camping, aid stations, and fundraising for tribal youth programs.

On October 17, 2026 in Page, Arizona, Horseshoe Bend Ultras offers 50 mile, 55K, and half marathon routes that pass Horseshoe Bend and Lake Powell.

Timed 6, 12, and 24 hour trail races at St. Patrick's County Park in South Bend Indiana on October 17 2026 with on site overnight amenities and proceeds to the ALS community.

Trail marathon and half marathon at Trapp Family Lodge in Stowe, VT on October 17, 2026, run on a 13.1 mile loop with steep climbs and single track.

A timed backyard ultra on the paved Jordan River trail featuring hourly 4.167 mile loops, live lap timing, finish-line food and medals, and 4 hour, 8 hour, and 12 hour event options at East River Front Park.

Trail running in Cool, California with 5k, 10k and half marathon options on Sierra Foothills trails. Proceeds support Georgetown Divide Ready by 21 and a Camp Taylor scholarship; family packages, childcare, and a post-race breakfast are inc..

Timed endurance events in Whittier NC on a 1.4 mile loop with 24, 12, 6, and 3 hour options plus 3 and 6 hour ruck divisions.

Experience a diverse weekend of trail running and off road duathlon at San Diego’s Scenic Lake Hodges. Choose from distances ranging from a kid’s mile to a 50K ultra marathon or tackle the mountain bike and run challenge.

Trail running at Vasquez Rocks Natural Park in Aqua Dulce, CA with 13.9 mile, 15K, 10K and 5K race options on October 17, 2026.