Trail Running Calendar United States 2026-2027

The Arc'teryx Run Boston will take place in Milton on Sunday 20 September 2026. You can run 10 kilometers.

Trail and kids runs in Rupert, VT on September 19, 2026, featuring an 8-mile forest trail with about 1,800 ft of climbing and a 0.75 mile kids loop; proceeds go to Merck Forest and Farmland Center.

The Grand to Grand Ultra is a self supported stage footrace across the high desert from the Grand Canyon. The 13th edition covers 171 miles over six stages in seven days and now includes a supported category.

A day of the Northwest Series at Hell's Gate State Park in Lewiston, ID offering 5K, 10K, half marathon, marathon and 50K distances with listed entry fees and on-site merchandise.

A point to point 100 mile trail race from Logan to Bear Lake on September 25, 2026, passing through forested and mountain terrain. Entry used a lottery and requires a qualifying race result plus eight hours of service.

A multi-day trail running festival in Mammoth Lakes with races from a kids 1K to a 50K and a Dragon's Back ascent, plus festival programming, prize purses, timing, aid stations, and lodging discounts.

A series of Rocky Mountain 100 mile races built around the Bear 100 in Logan Utah. Runners must complete four races including the Bear and the series uses an informal tally of a runner's fastest four finishes.

A point to point ultra on Nebraska’s Cowboy Trail offering 200 mile and 100 mile options on a mostly crushed limestone, runnable and flat rail trail served by multiple stocked and unmanned aid stations.

Experience the wild spaces of Northern Colorado with a weekend of trail races ranging from a half marathon to a 50 mile ultra through scenic forests and scout camp trails. Stay on site with available camping and community meals.

A 136 mile point to point on the Ice Age State Trail through the Southern Kettle Moraine, with varied trail surfaces, nine staffed aid stations and full on-course support over an approximate 55 hour time limit.

Three days of mountain running at Arizona Snowbowl in Flagstaff, AZ featuring a steep Agassiz Hill Climb, races from 5K to 50 miles, new 6 and 12 hour loop events, and a point to point mountain 20K with significant elevation gain.

A two day festival in Shawnee Ohio on the Buckeye Trail featuring a Half Marathon, 10K, 5K, a 10 Mile Hike and a backpacking workshop. Events occur on mostly single track trail within the Wayne National Forest.

A trail ruck march in Mt. Gretna, PA on September 25, 2026 with 4 mile and 8 mile adult and junior categories. Prize awards are based on weighted ruck participation.

A fall weekend of trail running and camping in the Sawtooth Backcountry, staged from Foggy Dew Campground with guided routes, glamp style camp amenities, shuttles, and three distance options.

Three day trail running trip in Zion National Park from September 25 to 28, 2026. Group runs include short outings and a 17 to 20 mile East Rim route, with park fees, lunches, van transport, and shared hotel included.

A 5K trail run on Bella Rose Vineyard grounds in Lewiston with a stemless wine glass and complimentary wine tasting for participants 21 or older. The event features professional timing, finish line photos, music, and on site parking.

A trail event at Freedom Hills Ministries where runners complete a 5K each hour for 12 hours with chip timing, stage prizes, a race packet with shirt and belt buckle, and a sponsorship goal of at least $15 per mile.

An urban event in downtown Los Angeles with a stair climb up 1,664 steps at the U.S. Bank Tower, an Urban Hike past major cultural sites, a Heroes Challenge category, and a virtual participation option.

The Trail Quest Challenge will take place in Naubinway from Friday 25 September 2026 to Sunday 27 September 2026.

The Kingsbury Cougar Mudder will take place in Oxford Township on Friday 25 September 2026. You can run 5 kilometers.