The Devil's Key
Duntroon, Canada • 22 Aug 2026
Event overview
The Devil's Key 2026 is a trail running event at Devil's Glen Country Club, Simcoe County Road 124, Duntroon, Ontario. The course follows the Bruce Trail with some short sections on marked side trails. The event is sanctioned by Athletics Ontario and will direct $20 from each registration to the Blue Mountains Bruce Trail Club. Notable route features include the Devil's Glen ski hill, the "keyhole" side trail that requires crawling, sections along the Mad River, and climbs into Pretty River Valley Provincial Park up to the Bruce Trail high point (on the longest course).
Courses and support
- 66.6 km - about 6000 ft cumulative climb; four major climbs; cut-off 12.5 hours.
- 33.3 km - about 2500 ft elevation gain; cut-off 12 hours.
- 16.66 km - about 1200 ft elevation gain; typical finish time 2-3 hours.
GPX files are provided for each course. Aid stations will be spaced less than 10 km apart and will offer drinks, salty and sweet snacks, and basic food items; the event is cup-less so participants must carry a collapsible cup or bottle. All participants receive a race kit that includes a race bib, sticker, shirt (unisex or women's cut), a skeleton key that must be carried and shown during the race, and a finisher medal. Runners must be off course before dark. Visit the organization's website for the most recent information.
