Ultramarathons in United States (South)

Scenic 50K route looping through Andrew Jackson Birthplaces on tranquil country roads, with certified course and serene landscapes spanning two states.

Scenic Kennesaw Mountain course passing historic sites, wooded trails, gravel, and asphalt, featuring sunrise and sunset views along an 8-mile out-and-back loop

Ferry start on the Mississippi, 314 miles across highways, backroads, and summer heat from Missouri to Georgia, fully self-supported

Paved 1-mile loop with gentle elevation, direction changes, and a fully stocked aid station at the start/finish area

Looped nighttime miles on runnable single-track dirt trails through cedar and hardwood forests along the Duck River, glowing with reflective markers

Night race on runnable jeep roads and technical terrain at Twin Mountains Offroad Park, with frequent loops and hot, humid conditions.

Eight out-and-back segments from a central hub, spanning Vero Beach and Sebastian, with tropical waters, jungles, rugged trails, and 22 bridge crossings

Night trail route through rugged hills and dry southern terrain under a vast starry sky at South Llano River State Park

Approximately 3.4-mile trail loop at Windsor Castle Park with 150 feet of elevation gain per lap, self-aided format, and a relaxed summer atmosphere

Scenic nighttime route along Tulsa’s RiverParks asphalt trails, illuminated Arkansas River crossings, urban landmarks, and riverside views

Repeated 10K pine-forest circuit at Rocky Hill Ranch, with singletrack, rolling hills, intermittent shade, and long-format options from 50K to 200K.

Scenic 31-mile route from Brandenburg's Riverfront Park to downtown Elizabethtown, challenging summer conditions, varied roadways, self-supported format

75-mile team relay from Katy to Surfside Beach, featuring picturesque backroads and varied landscapes along the Texas Gulf Coast

Rolling course through Ouachita National Forest on Forest Service Roads, night run under the stars, start at historic Camp Ouachita Girl Scout Camp

Flat, open field trail designed for speed, minimal obstacles, challenging heat, personal fueling spots, and a communal post-race food spread

Six-hour endurance format at Greenbury Point, with Chesapeake Bay waterfront views and an exposed coastal setting.

Looped cross-country and single track trails with small hills at Mississippi College Choctaw Trails; intense heat and humidity expected

Mountain trail ultramarathon in Cherokee National Forest with technical terrain, scenic views, and up to 19,000 feet of elevation gain