Winter ultramarathons in South Carolina, United States

Challenging 2.5-mile loop every 45 minutes, elimination format with no breaks, last runner standing wins, endurance-focused test

Muddy trails, rain-soaked terrain, and a 24-hour course featuring event traditions

Tree-shaded single track and gravel trails through Palmetto Bluff’s maritime forest, with scenic and potentially muddy Lowcountry terrain

Winding winter trails through Lakewood Nature Preserve prairie, moonlit overnight course starting and finishing at a rustic barn with fire pits and warm aid

Scenic point-to-point route from the West Ashley Greenway through historic Charleston, crossing bridges and coastal landscapes, self-supported and unmarked

Scenic loop course at Holland Park with 6- and 12-hour endurance options, lap tracking with rocks, passing local hotspots

Three-section winter course with open flat stretches, runnable dirt roads, and a technical but runnable finish; loop format with easy access between laps.

Flexible 30-hour format, self-timed endurance run with medals, distance tokens, and a 100-mile belt buckle award

Technical singletrack, fire roads, stream crossings, rocks, roots, and muddy stretches through Harbison State Forest in scenic South Carolina

USATF-certified paved loop in Myrtle Beach, built for steady rhythm, pacing, and long hours on a repetitive road circuit.

2.62-mile loop of wide trails and paved bike path, closed course, tactical rest intervals, personal tent area, and on-course camaraderie

Scenic wooded trails and paved loops through Pleasant Ridge Camp, 4.1-mile laps on the hour, last runner standing format.

Two-loop 50K in Anne Springs Close Greenway: technical singletrack, gravel and dirt trail, creek crossings, mud, and a rugged old-school feel.

24-hour USATF-sanctioned run on a shaded Mt Pleasant track, rubberized surface, optimal race temperatures, selection based on ultra-distance credentials

7.75-mile loop through rolling sandy trails, wooded paths, and lakeside singletrack in Sesquicentennial State Park’s scenic Sandhills landscapes

Mostly flat 4.3-mile loops on Turkey Oak Trail with 190 feet of gain, smooth paths through pine and oak forest, views of wildlife and local scenery

100-mile out-and-back on the Enoree Passage: quiet country roads, forest trail, pine ridges, hardwood bottomlands, and creek crossings

Smooth 4-mile loop at Stable View Equestrian Facility, with close aid access and a practical timed-ultra format in Aiken, South Carolina.