The Iron Legs Mountain Races offer a series of challenging trail races through the Canadian Rockies, showcasing significant elevation gains and technical single-track trails. Participants can choose from distances of 20 km, 60 km, 50 miles, and 100 km, with relay options for the 50-mile race. This event attracts trail runners looking for adventure and scenic mountain terrain.

The races feature unique course elements such as night running for the 20 km race, ridge climbs, valley loops, and an ascent of Moose Mountain. The 100 km race follows the 50-mile course for much of the distance before branching onto additional trails, ensuring a demanding and beautiful experience.

- The 20 km race starts at 9:30 PM, requiring participants to run in the dark.
- The 60 km race features ridge climbs and valley loops with stunning views.
- The 50-mile race includes an ascent of Moose Mountain.
- The 100 km race follows the 50-mile course for the first 75 km before diverging onto additional single-track trails.