Trail Running Calendar United States 2026-2027

An evening trail race at Nine Mile County Forest using a 5K lap format to offer 5K, 10K, and 20K options on single-track and ski trails; lights are required since the run begins at sunset. Kids events take place the following day.

A high-altitude mountain ultramarathon in State Forest State Park offering 60 km, 100 km or the Double. The route crosses alpine ridges, peaks and lakes with limited cell service and fully stocked aid stations.

Resurrection Pass Ultras are low key, mostly self supported 50 and 100 mile trail races across Alaska's historic Resurrection Pass Trail between Hope and Cooper Landing. The 2026 edition runs July 24 25.

A night trail running event at Cedar Ridge Preserve in Dallas offering 1 mile, 5k, 10k and timed 3, 6, and 9 hour races with a measured 3.2 mile loop, chip timing, required lights for hour events, finishers medals, and proceeds to local cau..

Trail runs in Webster, NY across three neighboring parks with approximate 10-mile, 3.5-mile, and 1-mile kids options; the planned edition of the Webster Trail Classic was cancelled.

A trail event in Downieville, California on July 25, 2026 offering 25K, 50K, and 100K courses across singletrack, ridgelines, and canyons. Aid stations, required gear for the 100K, shuttle option for the 50K, and finisher swag are provided.

Join the Mighty Mosquito Trail Fest July 25-26 at Mendon Ponds for a weekend of trail runs from 5 miles to 100 miles, team relays, camping, night runs and communal meals. Proceeds benefit the Blue Foundation.

A multi distance trail event in Colorado Springs on July 25, 2026, starting at Bear Creek Regional Park with routes from 20K to 50 miles over local trails, crushed granite surfaces, cupless aid stations, and published elevation profiles.

Standhope 100 is a 100 mile mountain trail race in Idaho on 25 to 26 July 2026, with over 23,000 feet of climbing through the Pioneer Mountains, long sections between aid, spot trackers, and remote backcountry conditions.

Night trail running under a full moon on Cahuilla Band land near Anza, California, with scenic single track, rocky views, and manzanita lined loops. Choose distances up to 50K on a looped course with limited entries for an intimate race.

A multi distance endurance event in Cuyahoga Falls, Ohio on July 25 to 26, 2026, featuring 100 mile, 50 mile, marathon and an eight person 100 mile relay. The 100 mile is a Western States qualifier and the route passes through Cuyahoga Vall..

Experience Grand Island Trail Runs with 50K, marathon and half marathon courses on scenic coastal trails. Includes ferry transport and a 500 runner limit for an intimate race amid cliffs, beaches and shaded forest.

Trail races at Red Top Mountain State Park offering 8.85 miles and 3.1 miles on marked park trails, capped at 325 entries with on-site awards and multiple water stations.

Enchanted Forest Trail Races in Red River, New Mexico on July 25 2026 offer a marathon, a 14.7 mile half and The Face Challenge. Courses run through Carson National Forest and the Enchanted Forest ski area with significant elevation gain.

Take on the Diablito 50/50 at Tickfaw State Park in Springfield Louisiana on July 25 2026 with 50 Miler and 50K options along scenic River Trail loops. Enjoy river views, aid station support and finisher swag including a medal and shirt.

Mountain trail races in the White Mountain National Forest near Chatham NH offering a single-loop 14K over the Baldfaces and a two-loop 29K that also climbs Mount Meader, featuring exposed ledges, technical single track and mandatory mounta..

A mountain trail race at Alyeska Resort on July 25 2026 covering 6.1 miles and 3,912 ft of vertical gain. The loop climbs to a 3,800 ft headwall then descends steep, technical forest trails with one on course aid station and finish hydratio..

Tackle Savannah's wild trails at the Sultry Swamp Run on July 25, 2026, with 20K, 10K and 5K routes along scenic trail and boardwalks. Expect humid coastal conditions and local wildlife, and earn a commemorative drink glass at the finish.

Push your limits at Last at the Lake on July 25, 2026 at West Point Lake, GA, running scenic 5K loops for a 50K or the Last Man Standing endurance contest. Entries are limited to 100 and registration fees rise after May 1.

Join the Madder Than A Wet Hen 5K in Charleston IL for a rugged forest trail run featuring a knee deep river crossing and a fierce climb up Billy Goat Hill. Reward yourself after the finish with pancakes and ice cream.