Trail Running Calendar United States 2026-2027

A June 20 nature run at Loretto Motherhouse offering 5K, 10K and a virtual 5K. The course goes through woodlands, lakes and grassy trails, walkers are welcome and proceeds support the Loretto Community.

A six hour timed endurance event on a flat 4 mile rail-trail loop in Poland, Maine; participants may run multiple loops with total mileage recorded and recognized, and paid entries include an event shirt.

A self supported ultra on a 2.25 mile loop around an abandoned golf course near Penn State Behrend in Erie PA. Run as many laps as desired on grass, mud and gravel while half the registration fee supports Behrend Cross Country.

A team-based trail race at Sycamore Creek Ranch where teams of four to six navigate themed obstacles, a carried-teammate challenge, and an archery-based time bonus before a final climb to a summit marked by Conestoga wagons.

Test your endurance at Elka Park with this 14.5 mile weighted event. Participants navigate over 5,000 feet of elevation gain while carrying a 20 pound pack through the New York landscape.

Trail 10K and 5K races in Beaver Creek on June 20, 2026 with a kids run, aid stations, post race food and age group awards. The event benefits the Vail Valley Charitable Fund.

The Jade's Belmont Plateau 5K will take place in New York on Saturday 20 June 2026. You can run 5 kilometers.

Experience a 6 mile out and back trail race along a scenic logging road in Rocky Fork State Park. Run alongside the creek to support park improvements as part of the State of Franklin Track Club Trail Series.

A family-friendly adventure trail 5k at Griffin Bike Park with obstacles like a floating bridge, race tee and timing chip included, team rebate options, age-group awards and participant rules on strollers, bikes and children.

Test your strength at this exclusive obstacle course event in Peyton featuring a three lap 3K race and a one mile kids run. Navigate rigs, rope climbs, and heavy carries in a small field of only fifty athletes.

An obstacle run at WACF Levinson-LaBrosse Lakes & Wetlands Education Center featuring a 2.25-mile trail with 15+ obstacles, team entries, water stations, and post-event refreshments. The course is untimed and participants may bypass obstacl..

An overnight timed 10 hour trail run at Millville Bridle Unit in Prairie du Chien, WI, on a 5.25 mile loop. Limited to 75 runners with one aid station and an emphasis on a joyful, supportive, inclusive atmosphere.

A trail-focused memorial race near Tunkhannock, PA offering a half marathon (two 10k laps), 10k, 5k run/walk and a 2-mile fun walk on dirt roads, fields, and wooded trails with multiple aid stations and post-race food.

Mud Factor returns to Dayton, Minnesota on June 20th, 2026 for its 15th year. The all-ages mud run features Adult and KIDZ Family waves, festival-area spectator access, and requires a signed waiver and photo ID for adult participants.

A one-day festival in Lyons on June 20, 2026 that combines gravel and road bike rallies, several trail runs, live music, camping and on-site pools. Featured formats include a 100K enduro, a 50K rally and a 5 mile run.

A free 5K and 10K event at Chief Logan State Park on June 20, 2026. The 5K uses flat paved road for running or walking while the 10K follows multiple named trails and finishes near the Museum in the Park.

A timed 5K loop through woods and fields at the Maine Outdoor Wellness Center on June 20, 2026. Bibs, water, snacks, and family activities are provided and a $15 registration supports community building and programming.

A loop trail run at Lawson Lake Park on June 20, 2026, featuring a 1.25 mile course with lake and creek views. Options include 2.5M, 5M, a one-hour format, and team entries; awards and a meal ticket are included.

El Matador Trail Races on June 20, 2026 at Wooster Memorial Park offers 5 mile and 10 mile trail loops through varied park terrain and creek crossings. The field is limited to 200 runners and proceeds support Friends of Wooster Memorial Par..

A family-friendly, mud-filled 1.5-mile trail run at Whitetail Ridge with 10+ obstacles, commemorative swag for registrants, food and kids' activities, cold outdoor showers, and free parking.