Trail Running Calendar United States 2026-2027

A mountain trail event near Silverado, California on April 4, 2026 offering 10K, half marathon and a 17 mile loop with nearly 3,800 feet of climbing and staffed aid stations.

A looped trail race at L.L. Stewart State Park on April 5, 2026 offering one to four laps on a 6.5 mile course. Runners may decide during the event which distance to finish and awards go to top finishers of each distance.

Experience an authentic off road adventure in Guilford with a 10k trail loop featuring technical single track paths and rock scrambles through Westwoods to support local land conservation.

A fun, donut-themed race day at Toledo's Glass City Metropark. Choose from a Half-Marathon, 10K, 5K, or a family-friendly 1 Mile and Kid's Dash. All finishers get a shirt, medal, and a donut at the finish line.

This unique event challenges runners with successive one-mile loops at the Statesville Soccer Complex. Each round, the required finishing time gets shorter. It's part of a larger championship series where runners can earn points and compete..

A weekly Northampton cross country series held April through August on an accurately measured 5 km course through fields and woods. Day of registration is required, with modest fees and a season pass option.

An evening trail race series in Forest Park, Portland held in spring, summer and fall. Each five-race Series features marked hilly courses of about 4 to 7 miles, Series standings for regular participants, and a post-series awards party.

A multi day trail running festival in Fruita, Colorado featuring four distances, desert singletrack and vistas of the Colorado River. The 100 KM offers a Western States qualifier and several races award UTMB Index running stones.

Potawatomi Trail Runs in Pekin, Illinois features looped single-track trail distances from 10 miles to 200 miles, creek crossings, rolling hills, aid stations every 5 miles, on-site camping, and race-day registration.

Three evening 5k trail races in Ogden on the Bonneville Shoreline Trail starting at the 27th Street trailhead. Fields are capped at 75 per race and top three finishers earn awards in each gender category.

Trail weekend at Broxton Bridge Plantation featuring a 3.3 mile loop with 34 hour, Last Man Standing, ruck, and kids options; primitive camping and a stocked aid station are included.

A multi distance trail running weekend in Wildwood Missouri from April 10 to 12, 2026. Events range from a free 1 mile kids run to 100 mile and include a night 50 km plus a 25 km ruck.

Experience an exclusive trail race at the private Sylvan Dale Guest Ranch in Loveland. Choose from 5K and 10K Friday evening runs or endurance challenges ranging from 4 to 12 hours on Saturday.

Experience the Zumbro Endurance Run through the hardwood forests and limestone bluffs of Minnesota. Choose from distances ranging from 17 to 100 miles on a varied course featuring sand coulees and rugged trails.

A three day trail running event in the Columbia River Gorge featuring 100K, 50K and 30K distances, chip timing, stocked aid stations and a $75,000 prize purse. The event is staged at Marine Park in Cascade Locks with Thunder Island camping..

This is a 120-mile team trail relay in the Ozark Mountains near Eureka Springs. Each runner completes three segments for a total of 15 miles. Teams of 4 to 8 can register.

The Sludge Trudge 5K is a paved run/walk at North Natomas Regional Park. It's a sanctioned event with professional timing and awards for top finishers. The event is hosted for a specific community group and their guests.

Experience a seven month trail adventure through the scenic parks of Waukesha County. Choose from running, walking, or rucking across distances ranging from 5K to a Half Marathon.

Experience the scenic beauty of the Santa Monica Mountains at the 41st annual Great Race. Choose from multiple distances including a panoramic half marathon, 10K, and 5K, followed by a large post-race celebration in Chumash Park.

Chief Ladiga 100 in Jacksonville, AL on April 11, 2026 offers multiple distances from a 100 mile out and back on the longest paved trail in the country to a half marathon. Aid stations are spaced up to eight miles apart and finishers receiv..