Sinister 7 Ultra
Sinister 7 Ultra is listed for July 11, 2026 in Canada. Listed distances: 100 Miler, 50 Miler, 50K, Half Marathon, Relay. Confirm the date, registration and travel details with the official organizer before you book.
About this race
Race Roster listed events: Sinister 7 Solo – 100-Mile - Ultra - 100mi; Sinister 7 Solo – 50-Mile - Ultra - 50mi; Sinister 7 Solo – 50k - Ultra - 50km; Sinister 7 Relay – 100-Mile - Running - 100mi; Half Marathon - Running - 21km. Race Roster registration source: https://raceroster.com/events/2026/108325/sinister-7-ultra. Location listed by Race Roster: Blairmore, Alberta, Canada.
Key facts
- Date
- July 11, 2026
- Location
- Canada
- Events
- 100 Miler, 50 Miler, 50K, Half Marathon, Relay
- Surface
- Road
- Official source
- Registration page & official site
- Listing status
- Verified · updated May 22, 2026
Before you register
- 1Confirm the race-day schedule
Verify the July 11, 2026 start times, packet pickup (collecting your race bib) and corral (your assigned start group) instructions on the official source before booking travel.
- 2Pin the exact start area
Use Canada as the planning region, then confirm the precise start, finish, parking and transport with the organizer.
- 3Pick your distance
Listed options are 100 Miler, 50 Miler, 50K, Half Marathon, Relay. Check the source for current per-distance availability and limits.
- 4Review entry terms
Read entry rules, refund terms, participant limits and transfer rules before you pay.
Runner reviews
No runner reviews yet. Run this race and you can be the first to review it — honest reviews help other runners choose their next start line.