Ultramarathons in Michigan, United States in 2027

Scenic rolling trails and winter conditions at Yankee Springs State Recreation Area; 50k course with frequent aid stations

Snowy loop course inspired by the Ode to Laz, dusk-like final lap, unpredictable winter weather, old-school format with no chip timing, virtual option available

Gently downhill 33.5-mile course along the Kal-Haven Trail from Kalamazoo to South Haven, featuring Southwest Michigan scenery and well-stocked aid stations.

Challenging 50K on gravel roads and farmland, featuring rolling hills, flat stretches, rural views, and the steep Ivan the Terrible ascent

Single track loop through lower Michigan wilderness with rolling hills, views of 10 lakes, wide trails, and regular aid stations.

50 miles from Lake Huron to Saginaw Bay on mostly dirt and unimproved rural roads; flat, open small-town countryside course

Singletrack routes through Pere Marquette Forest, distance options up to 100K, forested trails and relay format at Timber Ridge RV & Recreation Resort

Night-time 50K and 100K trail races on Island Lake Recreation Area’s looped course, starting at 10 PM and running through scenic forested trails

Single-track trails through scenic Yankee Springs with 50k and 100k distances; Long Lake Outdoor Center lodging available

Roughly 3.5-mile loop at Keweenaw Mountain Lodge with Back 9 trails, golf course stretches, rolling hills, mud, forest, and Brockway Mountain views.

Point-to-point ultramarathons on challenging trail courses through state recreation areas, featuring significant elevation and multiple aid stations

Scenic single-track and dirt roads through secluded river valleys and high country, gentle gradients in the Rock River Canyon Wilderness, moderate non-technical

Scenic single-loop trail course at Sleepy Hollow State Park, featuring well-stocked aid stations, clear markings, and generous cutoff times

Rocky and muddy trails, river crossings, steep hills, and unmaintained sections through a scenic and varied landscape

Smooth singletrack course through Sleepy Hollow State Park with 90% non-technical trails and generous cutoff times in central Michigan.

Technical trails weaving through scenic routes at Robinette’s Apple Haus, considered among the most challenging in West Michigan.

Single track and forest road routes along Lake Superior’s rugged shoreline and bluffs, winding past rivers and lakes, finishing at Upper Tahquamenon Falls.

One-mile wooded loop with 150 feet of climb per lap, sandy downhill across an open field, varied terrain, and repeat rounds on private land near Big Rapids

Timed ultra-style scenic loops at Heritage Park, Adrian, on a well-marked, highly runnable course with a deceptively tough repeated-loop format.