Trail Running Calendar United States 2026-2027

A four-race August trail series at Lory State Park in Fort Collins featuring 5k, 10k and 12k courses with chip timing, series points and end-of-series awards. Post-race pizza and beverages are provided.

Weekly trail races at Catamount Outdoor Family Center in Williston, VT offer 2.5 km, 5 km and 10 km options with adult and youth categories, weekly bib pickup, a water refill station, and published weather and thunder policies.

A 420 mile point to point run from Salt Lake City to West Yellowstone across mostly paved roads with about 50 miles of dirt. The route unfolds over several days and proceeds support the Women’s Center in Salt Lake City.

A community cross country meet at Stonington High School offering a 5K and a children's 1/2 mile. The course mixes track, quiet campus streets, trails, grass, and finishes back on the track.

Six midweek trail races at Anne Springs Close Greenway from May to August offering three to five mile courses on single track and gravel. Full-series registrants receive commemorative swag and a points based awards system with raffles and p..

An evening trail race at Fillmore Glen State Park offering 3-mile and 8-mile courses that run along the gorge rims and cross the creek on bridges. The marked routes include stairs, water stops, and count toward FLRC trail-circuit standings.

An eight-week chip-timed trail series at Northshore Trail in Flower Mound featuring weekly 5K and 10K races on singletrack, podium awards each week, final series awards, rain dates, and transfer options with no refunds.

A community fundraising day in Groton, MA on August 5, 2026 featuring an 8.4 mile three-person relay, kids single-loop race and Little Lambs mini runs, followed by barbecue and activities, with proceeds to six local charities.

A point to point ultramarathon through Bridger Teton National Forest from Middle Piney Lake to Box Y Ranch, covering 105.7 miles and about 24,000 feet of gain. The race has 11 aid stations, a 48 hour cutoff and an average finish near 41 hou..

Summit North Trail Runs in Duluth, MN on August 7 and 8, 2026 offers four trail races from 1.5 to 13.7 miles on forest singletrack, with rugged climbs and a tunnel section on the Forest Track.

A self navigated mountain challenge in Lake City, CO with 24 required proof points and checkpoints. Routes are unmarked, aid is allowed only at checkpoints, and finishers must return to Lake City within 48 hours.

An endurance event at Mill Creek Park in Kansas City with a Last Runner Standing format and 3, 6, 9 and 12 hour timed races. Runners repeat a one hour loop of four one mile laps and find aid stations each mile.

A seaside set of timed ultra-marathon events at Colt State Park in Bristol, Rhode Island, offering 6 hour, 12 hour, and 24 hour formats with separate entry periods and fees.

A two mile grass cross country meet in Mason Ohio on August 7 2026 with races for high school and open divisions. Registration opens February 3 2026 and the entry fee is $15.

A three-day trail running retreat in Roaring Gap, North Carolina, with guided daily runs, lodge meals, and shuttle service. Accommodation options range from king suites to shared bunks and pricing varies by room type.

Experience the final race of the summer at Farmdale Reservoir in Washington Illinois. This five mile trail run features a mix of prairie woods and singletrack paths through a diverse landscape.

A two day untimed trail event at New Belgium Ranger Station in Snowmass Village offering 3.76k, 5k and a 10k plus an 18.76k Centennial Challenge. Includes a free New Belgium craft brew, finisher medal and event festivities.

A three-week series of 10K night trail races in Wildwood, MO with increasing climb each week; races on August 7, 14 and 21, 2026 include post-race snacks and a cup-free, zero waste approach.

A three day mountain biking and trail running festival in Duluth, Minnesota with races from youth XC and trail runs to multi stage enduro and downhill competitions. Courses include cross country singletrack and technical black diamond trail..

An overnight team relay at Big Bear Lake in Bruceton Mills, WV, with tree-lined trails through ferns and pines. Teams of 2, 4, or 8 cover 117 miles total over two days and one night, with camping and village amenities.