100mi ultramarathons in Alberta, Canada in 2026

Rugged 100-mile and 50-mile courses winding through Alberta’s Rocky Mountains, featuring over 6,600m of elevation and seven distinct stages

Challenging prairie loops in the Lethbridge river valley, 1200 meters of elevation gain per 53 km, 16 steep hills per lap, Western States qualifier

Single track trails in the North Saskatchewan River Valley with river crossings, beaver dams, steep hills, and multiple ultra-distance options.

Challenging 100-mile course through Bow Valley trails, vibrant fall colors, natural surfaces, and a scenic Canmore start and finish

Frontier-style course across rail beds, gravel, forest trails, and prairie; remote sections, encounters with wildlife, night running, and long cutoffs