Trail Running Calendar United States 2026-2027

A multi-distance running festival in Eaton, Colorado on June 5–6, 2027 offering races from 7K to 100 miles, relay and virtual options on a 2 mile groomed dirt loop with aid stations, camping and glamping.

Trail runs of 31.1 miles and 12.4 miles through Sierra National Forest, with spaced aid stations, onsite pre-race lodging and dinner, and no pets on course or campus.

A trail event at Butterfield Trailhead on June 5, 2027, with 50 mile, 50k and 30k courses through Rose, Butterfield and Yellow Fork Canyons. The route is well marked and supported with aid stations, drop bag options, medals and post-race fo..

Trail races of 50K, 25K, and 13K at Doe Mountain Recreation Area near Mountain City TN, with significant climbing and access to a 60 foot fire tower offering panoramic three state views.

A multi-distance trail event in Decorah, Iowa using single-track park trails, with aid stations, significant climbing and proceeds supporting local trail and school groups.

Trail race in Slate Run, PA on June 5, 2027 offering 25K and Half Marathon courses through Tiadaghton State Forest. The route includes technical single track and streams, has strict cut-offs, and is limited to 225 entrants.

Trail races at Dansbury Park feature timed 10K, a 5K race and a 5K walk with live results, finish line photos, age-group awards, and pool access after the event.

Trail running event at Canyon Park on June 5, 2027 offering 5K, 10K, 25K, 50K and a youth mile on a 7.8 mile loop with aid stations and chip timing.

Trail races on the Beaverhead Trails High Trails near Dillon, MT, featuring a 15K, 5K, kids 5K and a 1-mile fundraiser. Courses are off-pavement with extensive single-track, significant climbing and valley views.

An 8 mile trail event at Lakewood Nature Preserve where runners complete four 2 mile laps solo or in 2 to 4 person relays. Each lap includes a mystery BYOB beer draw and the day finishes with awards, photos, music, and Beer Olympics.

A Last Man Standing backyard ultra at Missouri Freedom Camp in Bourbon, MO on June 5, 2027. Runners complete repeated 4 miles 880 feet loops each hour, with aid at the barn, camping and a pre-race dinner; proceeds benefit Freedom 13.

A running event in Burnsville NC on June 5, 2027 offering 50K, 25K and 11K routes with up to 12,000 ft of elevation gain. Courses are point to point and maps, aid station details and a runner handbook are provided.

Mightyssippi features a 10 mile race, a two-person 5 mile relay and a new 5K along the Mississippi River in St Paul, finishing at Upper Landing Park with a shuttle back to the start.

A trail marathon and half marathon at Timothy Lake, Oregon on June 5-6, 2027, featuring single track forest trails, rustic bridge crossings, and views of Mt. Hood.

A night time 10 hour endurance run at Carson Park Fairgrounds in Paducah with chip timing on a lighted half mile oval, a large aid station, on site parking, and options to stop at common race distances or continue into ultras.

A backyard ultra on June 5, 2027 in Charleston IL at Willenborg Woods where runners complete a 4.167 mile loop each hour for a chance to earn a Bronze Ticket toward Big Dog's Backyard Ultra World Championship.

A trail ultramarathon in Abingdon VA offering 50 mile, 55K, and a Pepsi Challenge 25K. The course features long downhill sections, National Forest views, crew access points, and mandatory personal hydration.

Eagle Up Ultra on June 5, 2027 is a multi distance 24 hour ultramarathon at St. Helena Heritage Park in Canal Fulton, Ohio. The race runs on a five mile loop mostly on packed crushed limestone with a main pavilion aid station and cupless po..

Trail races in Malibu on June 5, 2027 with distances from a half marathon up to 100K, organized by Keira Henninger Events at Point Mugu State Park; registration opens December 1, 2026.

The Woodland Ramble Trail Run will take place in Stonington on Saturday 5 June 2027. You can run 5 kilometers.