Trail Running Calendar United States 2026-2027

A half marathon across Pleasant Mountain's ridge on September 27, 2026 in Bridgton, ME. The course uses technical single track trails and includes tiered entry fees, a tech shirt, meal ticket and a finisher medal.

A dog friendly fundraising event at Bellevue State Park on September 27, 2026 featuring a scenic 5K and a one mile Mutt Mile, with race timing, awards for dogs and people, vendors, a costume contest, and merchandise.

Trail races at the Assabet River National Wildlife Refuge in Sudbury MA include a 10K, a 30K and a 6 hour timed event. The course uses dirt and gravel double track trails with two aid stations and cupless fueling.

A race day at Jay Blanchard Park on 09/27/2026 with distances from a 50 m kid's dash to a 13.1 mile half marathon, chip timing for main races, event shirts and medals, plus volunteer and virtual options.

Experience the full reservoir trail system on this thirteen mile course in Fredericksburg. Runners navigate flowing singletrack and five distinct climbs totaling over nine hundred feet of elevation gain through scenic wooded terrain.

A student-run trail event on September 27, 2026 at George Whittell High School in Zephyr Cove, Nevada. It features a 5K trail and an 800 meter kids' fun run, with natural trail features, student-designed shirts sold separately, and no pets..

Run the scenic Katy Trail with 5k 10k or half marathon options followed by a celebration at The Wine Cafe featuring whiskey sampling coffee and local donuts in St. Charles.

A third annual off-road 5K on a historic family farm in Soddy Daisy, Tennessee, with a course through sunflower fields and pastures and views of the Blue Ridge Mountains.

A community run at Shedd Park in Lowell offering a 5K, a 10K trail run, and a 1 mile kids loop, with trails, on-course support, family activities, and proceeds benefiting local conservation and education programs.

A trail running event at Teacup Ski Trail System on Sept. 27 with a new course and three distances, including youth and kids races. The route features lake views, varied terrain, one water station, and on-site parking and restrooms.

A fall trail event in Buena Vista, Colorado on September 27, 2026 offering a 14K trail race with over 500 feet of elevation gain and a 5K along the Arkansas River. Both races start and finish at Vendor Village near the Eddyline Beer Garden.

Trail runs in Whitneyville on 27 September 2026 with 8 mile and 2.5 mile courses through the Machias River Preserve, post race potluck, awards across age groups, and a raffle for a $100 gift certificate.

Trail races in Northfield, Vermont centered at the Norwich Shaw Outdoor Center, featuring a 7.5 mile summit race, an Anchor Challenge 6k, and free youth races. The event raises funds for the Northfield Town Forest and the Norwich cross coun..

A point to point event near Jim Thorpe featuring a 10k run and a 5k walk. The route follows streets and former railroad trail sections and finishes at Mauch Chunk Lake Park with medical support on site.

A 5K trail run at Wickham Park in Melbourne with an in-person and a virtual option, finisher medals, age-group and team awards, post-race refreshments, and proceeds benefiting the Florida Wildlife Hospital.

A scored 5K cross country race at Van Cortlandt Park in the Bronx on September 27, 2026, part of NYRR's fall series; includes free youth races for ages 2 to 18 and awards for top finishers across divisions.

Trail races of 20 km, 10 km, 5 km and a 1 km kids race take place at Crosscut Mountain Sports Center near Bozeman on September 27, 2026. The Bobcat 5 km directs proceeds to the Montana State University Nordic Ski Team.

The 4th annual Greenland Open Space Pack Burro Race in Larkspur, Colorado offers 8 Mile and 3 Mile pack burro divisions. Teams must register a burro partner, follow animal welfare rules, and the field is limited to 75 participants.

AUSA Southern Virginia Chapter hosts a timed 3rd Annual 5K and 10K on the Virginia Capital Trail in Charles City, with race timing, a finisher medal, event SWAG, and proceeds supporting the Charles City High School JROTC Scholarship Fund.

The Lake Tahoe Trail Festival will take place in Zephyr Cove on Monday 28 September 2026. You can run between 15 and 100 kilometers.