Trail Running Calendar United States 2026-2027

On April 11, 2026 the Philadelphia Trail Marathon runs in Wissahickon Valley Park with a 13.1 mile loop or a full marathon of two loops on mostly single track trails and notable elevation.

Oriflamme 50K in Julian, California on April 11, 2026 is an out and back trail race that descends into desert terrain then returns via a long climb, with fully stocked aid stations and a 150 runner limit.

A multi distance trail event on April 11, 2026 at Ruby Rider Ranch in Apple Valley, Utah. Courses run across singletrack, slickrock and mesas with repeated views of Zion National Park and support for ultra logistics.

A two day trail and MTB event at Tortolita Preserve in Marana on April 11 and April 12, 2026 featuring a half marathon, a 7.7 mile trail loop, and 10 and 20 mile bike races with aid stations and finisher medals.

A coastal 5K trail run at Fort Macon State Park on April 11, 2026, featuring cross country surfaces, footbridge crossings and views of Beaufort Inlet, Bogue Sound and the Atlantic Ocean. Proceeds support the Outer Banks Wildlife Shelter.

A mountain 25K in Montreat, NC on April 11, 2026 featuring about 4,000 feet of climb and mostly singletrack across named peaks and overlooks. Prior trail experience and mandatory safety gear are required.

An outdoor family festival in Aubrey, Texas featuring a 1 Mile Fun Run and trail 5K and 10K races. The event supports the Greenbelt Alliance and raises funds to benefit local Texas state parks.

Brazos Bend 50 in Needville, TX offers races from 5K to 50M on a nearly flat, well-marked trail through a state park known for birds and alligators. The event features aid stations, drop bags for the 50M, chip timing, and registered pacers.

Trail races at JW Corbett Wildlife Management Area near Loxahatchee, FL on the Ocean to Lake Trail. Courses follow orange blazes through technical single track and varied habitats; distances are 50 mile, 50K and 18 mile and membership is re..

Hit the sand at the Sledgehammer Beach Run in North Topsail Beach on April 11, 2026, with half marathon, 10K and 5K options plus virtual entries. Enjoy beachside scenery while supporting Semper Fi and America's Fund honoring Dr. E.B. Sledge..

Challenge yourself on rugged trails up Mount Lemmon near Oracle, AZ on Apr 11, 2026, with 50K, 100K and a multi day Summit Challenge option. Expect Sonoran desert singletrack, big climbs and alpine finishes and unforgettable views.

Hit the 99% singletrack at Saunders Springs for a day of trail running and mountain biking on scenic preserve trails. With distances and team formats for all ages, plus kids races, the event benefits local trail groups.

Runamuck 50K is a rugged trail ultramarathon around South Pomfret, Vermont, weaving hilly dirt roads and scenic backcountry. Expect changeable weather and a true test of endurance on this challenging 50K course.

Trail running at Wompatuck State Park offering 5K, 5M, and an 8 hour lap option limited to 50 runners. Staggered starts, aid stations, drop bags, no dogs, and registration closes April 10.

A multi distance trail event in Sewanee, Tennessee, running long loops along the West Rim and West Side trails. Courses include large elevation gains and unique awards such as layered steel buckles and whiskey barrel staves.

Challenge yourself in dramatic Palo Duro Canyon at the Merus Marathon & Ultra in Merus Adventure Park, Claude Texas. Races from a 5k to a 52.4 mile ultra on sand, rock and red dirt offer rugged scenic trail running.

Ondessonk Trail Races on April 11, 2026 at Camp Ondessonk in Ozark, Illinois features a half marathon, Manchester 10k, 5k, and a one-mile fun run around Lake Echon for families.

Mountain Ridge Trail Race in Highlands Ranch, CO features 21 mile, half marathon, 10 km and 5 km courses on mostly dirt single track with rolling hills and front range views. The event uses cupless aid stations and finishes at Mountain Ridg..

Join Robinette's Spiked Apple 5k at the Apple Haus and Winery for a scenic run or walk through vineyards and rustic terrain. Celebrate with a cider donut, cider pour and a finisher medal that doubles as a bottle opener.

Run a scenic quarter marathon at West Hartford Reservoir on April 11, 2026, as the Hartford Track Club hosts a small, timed field limited to 150 runners. Enjoy chip timing, post race treats and a friendly, looped trail course.