Trail Running Calendar United States 2026-2027

An endurance event at Montgomery Waller Park in San Diego on July 24, 2026, held on a 1.22 mile loop of trail, grass and bike path. Timed events run from six hours to 24 hours, plus a social run and a half marathon option.

La Nuit is a night trail event at Cedar Ridge Preserve in Dallas with races from one mile to multi hour loop formats. Runners repeat an about 3.2 mile marked loop with aid stations and age category awards.

A cross-country 5k and 10k at Masterson Station Park on July 24, 2026, and the first race in a three-event series. Participants receive a race shirt, finisher award and a bourbon tasting ticket; under-21s do not receive tasting tickets.

A multi day endurance gathering in Fort Worth featuring a 48 hour main run, 24 hour options, ruck and a virtual 48 hour event on a 1.25 mile loop with aid stations, timing, indoor facilities and limited free camping.

A road race in Spanish Fork that follows the Spanish Fork River Trail from Canyon View Park to Sports Park, offering a 10K and a Kids 1 Mile, with chip timing, packet pick up, prize drawings, and a shuttle for participants.

An overnight team relay on July 24 and 25, 2026 covering about 102.7 miles from the Ellsworth area to Eastport. Teams of four to eight run legs from just under four miles to just over ten miles across trails and coastal roads.

A community 5K and a new Backyard Ultra take place in Goodridge, MN on July 24, 2026, with a flat single-loop course near the Lions Hall and proceeds supporting the Warrior Trail Foundation.

A summer night cross-country meet at Detweiller Park in Peoria with races for kids, junior high, high school and open divisions. Packet pickup is race day only and registration closes July 23; parking is $10 per vehicle.

A daylong, in-person endurance event where runners complete a marathon by running 1.09 miles every hour and resting on site between efforts, with camping allowed and a finisher medal awarded.

The Webster Trail Classic is a scenic trail run through three distinct parks in Webster, NY. Runners can choose between a 10-mile or a 3.5-mile course, each offering varied terrain. A free kids fun run is also part of the event.

Trail ultraruns in the Pioneer Mountains of Central Idaho offering 100 mile, 60K and 30K distances over rugged terrain. The two day event is noted for scenic views, steep climbs and long descents.

A trail event in Downieville, California with 25K, 50K, and 100K options on mostly singletrack. Courses include multiple aid stations, substantial elevation gain, and specific equipment and pacer rules for the 100K.

A two-day trail running festival in Honeoye Falls offering ultramarathon distances, day and night 50K races, and team relays, with camping, aid stations, and proceeds benefiting the Blue Foundation.

Backyard Ultra in Concord, NC on July 25, 2026 with repeated 4.167 mile loops and an open ended format. Each loop must be completed within an hour and the last runner to finish a loop is declared the winner.

A trail ultramarathon in Colorado Springs with 20K, 30K, 50K and 50 mile options that start and finish at Bear Creek Regional Park. Courses use local granite trails, include high elevation sections, and operate cupless aid stations.

A 100 mile backcountry trail race in the Pioneer Mountains of Idaho with over 23,000 feet of climbing, remote sections, twelve staffed aid stations, and spot tracking for runners.

An outdoor obstacle race at Sunday River in Newry, Maine, featuring a **5K** course of mud, water, walls and woods, two new obstacles for 2026, a slopeside music event and a separate Mini Mountain kids race.

Night trail event on July 25, 2026 with a 4.6 mile loop, distances from 9 mile to 50K, mandatory headlamp and aid stations each loop.

A multi-distance endurance event in Cuyahoga Falls on July 25-26, 2026, featuring 100M, 50M, a marathon and an 8-person 100M relay on courses through Cuyahoga Valley National Park.

Trail races on Grand Island near Munising Michigan offering 50K, marathon and half marathon courses with shuttle and ferry transport included and island shoreline views.