Sinister 7 Ultra 2025

The Sinister 7 Ultra is a challenging trail race set in Alberta's majestic Rocky Mountains. Offering distances from a Half Marathon to a daunting 100-mile ultra, the event features rugged terrain and significant elevation gain split across seven stages. Solo runners and teams can participate, with the 100-mile race allowing teams up to seven members.

This event highlights the scenic and historic features of the region, including the Seven Sisters Mountain. Participants enjoy a well-organized experience complete with support crew options, transition areas, aid stations, pre-race dinners, race tech shirts, medals, and post-race celebrations.

- 100-Mile: 161 km, 6,407 m elevation gain
- 50-Mile: 82.9 km, 2,985 m elevation gain
- 50k: 50.1 km, 2,255 m elevation gain
- Half Marathon: 22.8 km, 1,014 m elevation gain
- Start locations: Gazebo Park, Blairmore (for 100-Mile and 50k), Green Mountain Campground Access, Coleman (50-Mile)
- Categories include Female/Male Solo and Masters, plus Co-ed, Female, and Male Teams for the 100-Mile
- Prizing includes cash awards for top solos, credit for team winners, high-quality race tech shirts, medals, and finisher bonuses like belt buckles and wine for solo finishers under 30 hours

- Race Date: July 12-13, 2025
- Location: Crowsnest Pass, Alberta
- Race distances: 100-mile, 50-mile, 50k, Half Marathon
- Rugged mountainous terrain with significant elevation gains
- Seven race stages highlighting local geography and history
- Solo and team entries, including 100-mile teams up to 7 members
- Support crew recommended for solo runners
- Transition areas and aid stations staffed with water and snacks
- Cutoff times vary by distance from 7.5 to 30 hours