Trail Running calendar near Williston 2025-2026

Amy’s Adventure Race for the Lake is an annual trail running event held in Bolton Landing, New York, organized by the Lake George Land Conservancy. The race features two challenging courses: a 4.5-mile and a 10-mile route, both winding through scenic forests and rugged single-track trails with rewar..

The Buck 50 is a challenging 50-kilometer ultramarathon held in Kattskill Bay, NY, along the scenic southern Adirondacks near Lake George. The course features rugged, remote trails that traverse four of Lake George's tallest peaks, including Buck Mountain, Sleeping Beauty, Black Mountain, and Erebus..

Devil's Den Ultra is a challenging trail running event held in Bradford, Vermont, featuring a rugged 10K loop on Wright's Mountain. The course offers a mix of terrain, from runnable sections to steep, rocky, and root-filled trails, including a climb to the mountain peak and a wooded downhill. Runner..

The Trapp Lodge Mountain Marathon is a challenging trail running event held at the scenic Trapp Family Lodge in Stowe, Vermont, nestled in the Green Mountains. Offering both half and full marathon distances, the race features a 13.1-mile loop with approximately 2/3 double track and dirt roads and 1/..

The Bromont Ultra is a renowned trail running and mountain biking event held in Bromont, Quebec, Canada, set amidst the scenic Eastern Townships. Since 2014, it has combined physical endurance challenges with philanthropy, raising over $4 million for various causes. The event features diverse race d..

The Hills Are Alive Cross Country Race is set to take place at Arrowhead Golf Course in Milton, Vermont. This event features a 5K race on the scenic Laura’s Tears trail, welcoming runners aged 12 and older. Participants can pre-register online, with a fee of $15, and GMAA members receive a discount...

RutFest, held in Williston, Vermont, is an inclusive 36-hour ultra trail running and hiking event hosted at the Catamount Outdoor Family Center. Participants run or walk two scenic trail loops, approximately 3 and 4 miles each, featuring beautiful views of Camel's Hump and Mt. Mansfield.The event en..

The Mount Ascutney Vertical Backyard is a challenging "Last Person Standing" endurance event held in Brownsville, Vermont. Participants repeatedly ascend and descend 1,209 vertical feet each hour via two course options: three laps on the 403-foot T-bar path or one lap on a longer 1,209-foot green lo..

The Krampuslauf is a unique running event held at the Dartmouth Skiway in Lyme, New Hampshire, featuring 5K, 10K, and a challenging 9-hour race. The course begins at the ski lodge base and includes two distinct 5K loops on Holt’s and Winslow sides of the mountain. The 5K race covers Holt’s side, whi..