The Limberlost Challenge
Huntsville, Canada • 5 Jul 2025
The Limberlost Challenge is a trail running event held at the Limberlost Forest and Wildlife Reserve in Huntsville, Ontario, Canada. The course features challenging terrain, including steep inclines, wetlands with beaver dams, creeks, and mud holes, offering a mix of technical sections and faster trails. Distances range from a 7K loop to ultra distances up to 56K, with multiple 14K loops.
A new free 1K Kid’s Fun Run is also available. The event emphasizes environmental care with a cupless race policy and a "Green" registration option donating to local conservation. Participants enjoy a well-marked course, enthusiastic volunteers, and a post-race lunch. Visit the organization's website for the most recent information.