June ultramarathons in Ohio, United States

5-mile crushed limestone loop along the Ohio Erie Canal Towpath and Olde Muskingum Trail, starting in St. Helena Park, Historic Downtown Canal Fulton

2-mile trail loop in Ross County with single track and grass, 200-foot climbs, runnable terrain, and a 24-hour solo or relay format

10.4-mile loop course through Salt Fork State Park with rugged hiking and bridle trails, rolling hills, and frequent mud crossings

Scenic Alum Creek State Park trails with Ohio shale cliffs, routes along the largest inland beach, and diverse natural landscapes

Ohio trail ultramarathon with 100K distance and approximately 10,500 feet of elevation gain, featuring substantial climbs and technical terrain

Overnight 50K and 50-mile trail races on a runner-designed course in central Ohio, with nighttime fireflies and a vibrant, illuminated atmosphere.

Backyard ultra at Countryside YMCA in Lebanon, Ohio, with repeated loops, last-runner-standing format, plus 12-hour and 24-hour options.

Smooth wooded trails by day, traffic-free bike path at night; gentle elevation, flowing surfaces, and a fixed-end backyard format over 50 or 100 miles

Scenic park trails between Pine Lane and Oak Grove, rugged terrain and natural beauty on one of Ohio’s classic ultra routes.