Hainesport Hundred & 24 Hour Endurance Run

The Hainesport Hundred & 24 Hour Endurance Run, sanctioned by USA Track & Field, takes place at Hainesport Township Park in New Jersey on October 9–10, 2027. Several endurance challenges are on offer: 100 miles (160.9 km), 12 hours, 24 hours and 48 hours. The 100-miler, the 48-hour race and the first 12- and 24-hour races start at 9:00 a.m. on October 9, with a second set of 12- and 24-hour races starting at 9:00 a.m. on October 10.

The course is a flat, paved loop run counterclockwise. Runners have access to an aid station stocked with a variety of food and drinks, and electronic timing records the results. Personal space is available to set up, but overnight camping is not allowed. Awards include medals and buckles based on distance covered, with specific rules on pacers and gear.