Trail Running Calendar United States 2026-2027

A series of four 100 mile races based in Enterprise, KS, offered as a single package for all events. The series includes individual buckles and a 15 inch by 12 inch plaque for Grand Slam finishers, with registration closing on Apr 22.

Tough Mudder Atlanta on April 25, 2026 at Bouckaert Farm near Fairburn GA offers 15K and 5K obstacle courses, Mudder Village spectator access, group packages, finisher medals and apparel, and a complimentary finisher drink.

Trail races near Ogden, Utah on April 25, 2026, following the Bonneville Shoreline Trail with 16 mile and 11 mile options; registration closes April 12 at 11:59 PM MT.

Experience a complete Trifecta weekend at Vernon Peak with obstacle courses ranging from 5K to 50K. Test your grit on northern New Jersey mountain terrain featuring vertical climbs and over 60 obstacles for the elite Ultra distance.

Timed run and walk event on a flat USATF certified 2.00 mile loop at Camp Jordan in East Ridge Tennessee, offering 3, 6, 12, and 24 hour races with on course support, camping options, and awards for top finishers.

A 24 hour run and walk at Sandy Bottom Nature Park in Hampton VA on April 25 to April 26, 2026. Open to individuals and teams of two to twelve with registration opening January 1 and a field limit of 225.

Experience a women's focused trail race through the rugged red rock landscape of Moab. Choose from distances up to 50k and enjoy technical desert terrain with stunning views of the La Sal Mountains and local wilderness.

Trail races through Jonathan Dickinson State Park in Hobe Sound, Florida, featuring pine flatwoods, river swamps, bald cypress and a sand scrub area known as the Dunes of Heaven and Dunes of Hell.

Event Overview The Squatchywaska Mountainfest is a trail running event with two distances: a 25K (noted as closer to 17 miles) and a 10-mile race. Both courses follow a lollipop format through Minnewaska State Preserve on the Shawangunk Rid..

Experience miles of rhododendron tunnels and marsh bridges in Highland Lakes. Choose from four race distances ranging from a half marathon to 100K across gravel roads and single track trails.

A multi-duration ultra at Lake Mayer, Savannah on a 1.4 mile USATF loop. The event raises funds for local mental health services and awards medals and buckles for long-distance achievements.

Experience a scenic trail run through 250 acres of pristine woods and shaded hammocks in Punta Gorda. Support a residential school for youth while enjoying distances from 5k to 15k and a festive post race breakfast.

TARC Spring Classic in Weston, MA offers multiple running races on April 25, 2026, with distances from 10K to 50K. Registration is listed as free.

A mountain road, single-track and meadow course in the Methow Valley hosting a 26.8 mile marathon, ~13.1 mile half and 2-to-5 person relay with five leg options and notable climbs and scenic river and mountain views.

A last person standing backyard ultra in Provo, UT on April 25, 2026 where runners must complete a 4.167 mile loop every hour. The out and back course follows Deer Creek Reservoir with mostly smooth, runnable terrain and strict corral rules..

A trail event in Bristol, Virginia offering 50K, 25K, and a 3 mile walk along river trails with swinging bridges and a short climb to a fire tower. Five aid stations, cupless rules with a required reusable cup, and electronic lap tracking.

A looped trail event at Deer Grove Forest Preserve in Palatine, IL offering 10K, 25K, 50K and 50 mile distances on mostly wide, non-technical trails with a single aid station at the start and finish.

Experience the diverse terrain of Reveille Peak Ranch at this trail event near Austin. With distances ranging from 4 miles to a double marathon, runners can enjoy granite domes, creek crossings, and a lakeside finish.

Run along the scenic coastal ridge of Mt Tamalpais State Park in this 38th annual event. Choose between a half marathon or 10K featuring single track trails and views of the Pacific Ocean.

Night trail races at San Tan Mountain Regional Park with 54K, 27K, 18K, 9K and 6K options on a 9 km loop through desert trails and saguaro cactus. Aid stations, chip timing and medical staff are provided.