Trail ultramarathons in Michigan, United States

Forested singletrack, open ski hill ascents, and technical descents over five 10k laps at Cannonsburg Ski Area

Singletrack course along the North Country Trail with rolling bluffs, Lake Michigan views, coastal forests, wilderness lakes, and the Sturgeon Bay Trail.

Rugged Keweenaw Peninsula trails with rocky, forested sections, demanding terrain, and remote Upper Peninsula scenery.

4.167-mile trail loop by day, paved park road by night, hourly starts, no outside aid, last runner standing format inspired by Laz Lake

Island loop course on Grand Island with single track, dirt roads, sandstone cliffs, hardwood forest, and views of Lake Superior and Pictured Rocks

Point-to-point 55K on the Waterloo-Pinckney Trail, passing swamps, meadows, lakes, and forests; finishes on a dirt road at Sandhill Crane Vineyards

Flat, all-gravel dike route through Pointe Mouillee’s restored marsh, with Great Lakes views, waterfowl habitat, and a remote, windswept feel.

Tahqua and North Country Trails past Lake Superior, bogs, Jack Pine savannah, dense old-growth forests, and both Lower and Upper Tahquamenon Falls.

Single-track trails along Lake Superior with a 32-mile loop, extra out-and-back for 50-mile route, featuring technical sections and challenging climbs

Challenging, hilly single-track trails through the scenic Manistee National Forest

Trail course weaving through Michigan forests, century-old white pines, camp areas, Potawatomi, BBT, and Waterloo Pinckney trails amid rolling landscapes.

Rocky and root-filled Marquette County trails with over 12,000 feet of climbing, unpredictable weather, minimal support, and nighttime finishes

Rocky, muddy trails with tricky river crossings, unmaintained sections, and big hills in an attractive natural setting

Loop course through old-growth forests, rocky Lake Superior shoreline, scenic ridgelines, and cascading waterfalls in Michigan’s Porcupine Mountains

Mixed forest roads and single-track trails through Manistee National Forest, featuring sandy stretches, rocky segments, and the challenging Powerlines section.

West Michigan 100-mile route with over 29,000 feet of elevation gain and loss

Trail routes through Heritage Park’s autumn scenery, 13.1 or 31 miles, new course design, mostly unpaved paths, wide-ranging cutoff times

3.1-mile rolling hill loop with single-track, wide trails, grassy sections, bridge crossings, 24-hour format, heated indoor bathrooms, on-site camping

Point-to-point and out-and-back ultramarathon across Michigan’s lower peninsula, with varied single-track, gravel, limestone, and seasonal road terrain

Looped singletrack through wooded trails at Pigeon Creek, centralized at the ski lodge, vibrant fall forests, 6- and 12-hour distance challenges