100mi ultramarathons in South Carolina, United States in 2027

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

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

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

Point-to-point style lowcountry trails through Francis Marion National Forest, with 50- and 100-mile out-and-back routes and remote forest scenery.

Standard outdoor track ultramarathon with minimal on-course support and a focus on community and mental health awareness

Rugged 50-mile and 100-mile ultra on the Jericho Horse Trail, with swamps, deep forest, and punishing South Carolina heat and humidity.