Logo

Sinister 7 Ultra

Crowsnest Pass, Canada • 11 Jul 2026

Sinister 7 Ultra is Western Canada’s biggest trail race, held in Blairmore, Alberta. The event offers four distances in 2026: Solo 100-mile, Solo 50-mile, Solo 50k, and Half Marathon, plus a Sinister 7 Relay for teams of up to seven. Racers have 30 hours to complete the course, which is split into seven stages, each highlighting a geographic or historic feature of the area. The race’s name nods to the Seven Sisters Mountain that looms over much of the route. Open to solo runners or teams, with race information packages available on the official site. Visit the organization's website for the most recent information.

Canada Alberta Crowsnest Pass

Race information

Website Registration
100 mi
100-Miler
100 mi
Relay 100-Mile
50 mi
50-Miler
50 km
50k
21 km
Half Marathon
Visit the organization's website for the most recent information.
Trail runs nearby

The Dark - Bellevue

Bellevue - 11 km from Crowsnest Pass

The Dark is a unique ultramarathon held inside the Bellevue Underground Mine in Alberta, Canada. This loop race features a 500-meter course within a 250-meter mine shaft, with a cool, consistent temperature of 0° to 2°C year-round. Participants can choose to run for 6, 12, or 24 hours, aiming to com..