Ironstone 100K Ultra

The Ironstone 100K Ultra is a challenging point-to-point ultramarathon set in the scenic Alleghenies, starting at Canoe Creek State Park and finishing at Greenwood Furnace State Park. This 100-kilometer race features rugged terrain, including sections of the Standing Stone, Mid State, and Lower Trails, making it one of the toughest ultras in the region. Participants must complete the race within 23 hours, navigating technical trails with limited aid stations and no pacers.

To enter, runners must have completed a qualifying 50K trail race. Finishers receive a unique medal, a flannel shirt, and complimentary beverages. Visit the organization's website for the most recent information.