August ultramarathons in United States (Midwest)

Mostly rail trail course connecting Belleville, WI to Orangeville, IL, passing through small towns and scenic stretches with frequent aid stations

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

Looped 50k and 50 mile courses through Moorehead Park’s singletrack dirt and meadow trails, rolling hills, historic sites, and 1,000 feet of elevation gain per

Overnight run on a 1.5-mile paved loop around Smith Park, community-focused event in historic Middletown

Historic family farm trails beneath old growth timber and through vibrant prairies, featuring day and night loops around a multi-generational homestead

Fast marathon course featuring Sandhills landscapes, Niobrara River views, and Smith Falls highlights in Valentine

Scenic loop trail in Shreveport with a repeated circuit format, approachable terrain, and a mental-and-physical test of patience and pacing.

Paved 4-mile loop at Mill Creek Park, scenic starts and finishes by J.C. Nichols Memorial Fountain, well-stocked aid station each lap

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

Loop course through scenic park grounds with grass, gravel, and paved paths; aid stations and crew support at start and finish area

Looped park course on grass, gravel, and pavement with clockwise laps from the Laury Barn

Repeating 4.167-mile loops with a one-hour time limit; strategic pacing and endurance on a last-runner-standing course

Hourly 5K loop format with up to 50K total distance, accommodating all paces in a Backyard Ultra-style challenge

Timed 3- or 6-hour run on a 1-mile loop around Watershed Nature Center, evening hours requiring a light source, limited to 140 participants

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

Forested trails, rolling hills, lakeside scenery, and notable elevation changes in Stanley Eddy Park Reserve near Lake Sylvia

50-mile and 40-mile loop course through mature woodland, rolling terrain, and wide, runnable trails at Deer Grove East Forest Preserve

203-mile Ohio road ultra from Lake Erie's Walnut Beach to Wellsville, featuring mountain foothills, rolling hills, Amish country, and industrial towns