Lake Haigler 12-Hour
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Lake Haigler 12-Hour, Fort Mill SC
The Lake Haigler 12-Hour is a timed endurance event organized by Mill Stone and scheduled for November 21, 2026 at the ASC Greenway in Fort Mill, South Carolina. The course is a roughly 5K loop that runs around and near Lake Haigler, with laps counted over the 12-hour race window.
An aid station will be located at the start and finish of the loop and will provide standard ultra race supplies. The event has a very limited field capacity. Registration is set to close on November 19, 2026. The posted entry offer lists a single price in USD.
There will be no on site camping after the event and all participants, crew, and spectators must leave the Greenway after the race. Bib pickup and check in are available on race morning. The Lake Haigler entrance for the ASC Greenway is on Highway 21 north of Fort Mill; the listed street address is 2573 Lake Haigler Drive. Organizers note that general GPS directions may point to a different ASC Greenway location and recommend following the provided directions to the Lake Haigler entrance. Visit the organization's website for the most recent information.
