Sinister 7 Ultra
Crowsnest Pass, Canada • 11-12 Jul 2026
Sinister 7 Ultra - Crowsnest Pass, Alberta
The event takes place July 11-12, 2026 in Crowsnest Pass, Alberta. It offers multiple trail distances through mountain terrain in the Alberta Rocky Mountains.
Distances:
- 100 miles: solo or relay, seven stages, 10.7 km to 36.2 km
- 50 miles: solo, four stages, 10.7 km to 36.2 km
- 50 km: solo, two stages of 22.8 km and 30.8 km
- Half Marathon: solo, one stage of 22.8 km
- Relay option available for the 100-mile event
Elevation gain/loss: 100-mile 6692 m gain / 6630 m loss; 50-mile 2985 m / 2951 m; 50k 2399 m / 2399 m; Half Marathon 1014 m / 1014 m. The 100-mile course is split into seven stages that highlight local geographic and historic features; the event name is inspired by Seven Sisters Mountain.
Transition areas are located at the end of each stage and are vehicle accessible. Solo runners and teams may leave a drop bag at each transition. Aid stations are staffed and provide drinking water; some have snack food. Support crews are recommended but not required; crews should not meet runners at aid stations but may meet them at transition areas.
Time limits are 30 hours for the 100-mile, 24 hours for the 50-mile, 13.5 hours for the 50k, and 7.5 hours for the half marathon. Registration deadline is June 21, 23:59 MST or when full.
Categories include male and female solo and masters for select distances, plus team categories for the 100-mile. Prize structure includes cash awards for top solo finishers, team credits for winning teams, podium prizes, and various other awards. Entrants receive a pre-race dinner, a race tech shirt, complimentary photos, a finisher medal, and additional race services; solo finishers under the 30 hour cutoff receive a belt buckle and a labeled bottle of wine. Visit the organization's website for the most recent information.