Trail Running Calendar United States 2026-2027

Run the rugged 5.25 mile loop at Valley Falls State Park on May 9 in 6 or 12 hour formats, with rocky climbs, stream crossings and scenic waterfall views. A challenging trail race that benefits the Innocent Lives Foundation.

Valkyrie Trail Race is a women focused spring trail festival at Cheyenne Mountain State Park near southern Colorado Springs, with multiple distances from 4 miles to 50K. Expect climbs, singletrack and technical rocky descents for a scenic,..

Run through towering redwoods and rugged coastal trails at the 36th annual Stinson Beach/Muir Woods trail races on May 9, 2026. Choose marathon, half marathon or 7 Mile routes and enjoy waterfalls, ladders and sweeping ocean views.

Run scenic horse and forest trails at Teason's Woods on May 9, 2026 with a 26.2 mile marathon or a 10 mile option. Finishers get a wooden medal and can refuel with hot chili and beer.

Run the rugged Wapack Trail in Ashburnham MA with 21.5, 43, or 50 mile options on May 9, 2026. Limited entries for this technical, scenic trail run benefit land conservation through the Trail Animals Running Club.

Join the Waves & Whales 5K in Point Arena for a scenic coastal loop along bluffs and forest. All ages welcome and proceeds benefit a youth conservation program, with participants receiving an organic cotton tee and snacks.

Race4Warriors on May 9 2026 in Lewes DE offers 5K, 10K and half marathon with Run, Race Walk or a Heavy March through Cape Henlopen State Park and Fort Miles. Finishers get a medallion and a lively post race party with bands and vendors.

The Jemez Mountain Trail Runs is an annual trail running event held in May in the Jemez Mountains, New Mexico. It features three race distances: 50 miles, 50 kilometers, and 15 miles, catering to a range of trail runners. The event is known..

Run scenic trails at The Mighty Mountain Run 5K and 10K in Sophia North Carolina on May 9, 2026, a fundraiser for camper scholarships at Camp Caraway. Expect rugged single track, rewarding climbs, medals and pro chip timing.

Run the Dirty German Endurance Fest in Pennypack Park, Philadelphia with 25K, 50K and 50M options on a scenic figure eight course along Pennypack Creek. Enjoy finisher swag, chef made post race food and live accordion entertainment.

Run the Southern Paws Animal Rescue 5K at Boone Hall Plantation & Gardens in Mount Pleasant on May 9 to support rescued pets. Bring a bag of pet food to get $10 off and enjoy a scenic course for a great cause.

Join Crystal Lake Outdoor Center for the 10th Annual Trail Race on May 9, 2026, with 5 km and 25 km courses across scenic, varied terrain. Proceeds support the center and overnight lodging is available before the event.

Adventure Fest in Fruita CO on May 9 and 10, 2026 is a two day outdoor celebration of trail and gravel racing, clinics, guided canyoneering, kids races and lively evening events. Camp at the trailhead and enjoy post race bonfires and commun..

Run the scenic Berkeley hills from Lake Anza in Tilden Park with distances from 10K to a rugged 50K, plus a free kids dash. Register early for a tee, all finishers get a custom medal, and parking is free.

Run wooded trails through Battle Point Park and Grand Forest at the Trillium Trail Run on Bainbridge Island. Pick 5K, 10K or a kids fun run while supporting the Trails Connect Bainbridge Island campaign to build and maintain local trails.

Join the Crooked Lake Trail Run on May 9, 2026 at Independence Oaks County Park in Clarkston, MI. Choose 2.3 mile, 5K, 10K or virtual and enjoy scenic lakefront trails, chip timing, medals, shirts and post race refreshments.

Run or walk the fourth annual Trail To Recovery 5K and 1 Mile at Ruby Grant Park on May 9, 2026 to support Cleveland County recovery court and local mental health services. Scenic, mostly flat park trails welcome all abilities.

Run scenic single track through towering pines and wildflower meadows at Paiute Meadows Trail Run in Susanville, with options from a kids 1 mile to a rugged 50K. Enjoy climbs, water crossings and lively trail community.

Run scenic single track and bridle trails at Camp Tuscazoar in Dover OH on May 9, 2026 with 50K, 25K, or roughly 9 mile options. Finishers earn a gnome medal and aid stations are available but the race is cupless so bring a reusable cup or..

Popple Shoot Trail Races in Minong, Wisconsin on May 9, 2026 offer trail runs from 10K to 87K across the scenic Wild Rivers Trail and ATV routes. Choose your challenge and enjoy rugged singletrack, supportive aid stations and campground fin..