20th Sinister 7 Ultra - 50 km - 50K

Blairmore, Canada

Expected September 2027

We haven't been able to confirm this year's date. We'll update you if it's announced.

Distance

50km

Climb

Mountainous·2,255m

Start Time

07:30

Cutoff

13.5h

Terrain

Trail

From last year's edition. Details may change once confirmed.

Overview

The Sinister 7 Ultra 50 km sends runners through the most rugged, remote and beautiful terrain in Alberta's Rocky Mountains, starting and finishing in the Crowsnest Pass town of Blairmore. The route is contested solo only and is split into two stages of 19.3 km and 30.8 km, with roughly 2,255 m of cumulative climbing and descent underfoot on technical mountain trail. The race sets off at 07:30 and runners have 13.5 hours, finishing by 21:00, with the field capped at 275 entrants.

Rugged, remote Rocky Mountain terrain in Alberta's Crowsnest Pass
Two-stage solo format of 19.3 km and 30.8 km
Around 2,255 m of climbing and descent across 50 km
One of Alberta's most scenic and demanding trail routes

The practical side

Start / Finish

Start

Blairmore, Alberta, Canada (Crowsnest Pass)

Finish

Blairmore, Alberta, Canada (Crowsnest Pass)

Terrain

Rugged, remote mountain trail in the Rocky Mountains of Alberta's Crowsnest Pass, with around 2,255 m of cumulative climbing and descent across the 50 km.

Route

The 50 km course takes runners through the most rugged, remote and beautiful terrain in Alberta's stunning Rocky Mountains. It is contested solo and is split into two stages of 19.3 km and 30.8 km.

Race Day

Race day runs from a 07:30 start to a 21:00 cut-off, giving 13.5 hours to complete the 50 km.

Good to know

What you get

ResultsYes. The 50 km has been run since at least 2022 and has produced 1,108 finishers over the years, 563 men and 545 women. Winning times have ranged from about 4:15 to 5:25 for men and 5:10 to 6:32 for women.

On the day

ParkingParking details are not published on this listing. Check the official Sinister 7 race information nearer the event for start-area parking arrangements.

Public transportThe closest major airport is Calgary International, roughly two hours' drive from the Crowsnest Pass. Blairmore sits on Highway 3 and is reached by car from Calgary, Lethbridge or Fernie.

Aid stationsTAs are staffed and have drinking water available as well as food for all runners (note that this is snack food and should not be your primary sustenance) · CPs are staffed and have drinking water available. Some have snack food but do not count on it. · Solo runners, and teams if need be, are allowed a drop bag at every TA · TAs are accessible by vehicle · Relay racers should be at the TA approximately one hour before their previous runner · TAs are located at the end of each stage · Runner support crews are able to meet racers at all TAs · CPs are located throughout each stage · All stages have at least one CP · Runners are not allowed to cache gear at CPs (picking up or dropping off) but they are encouraged to leave garbage here. · Support crews should not meet their runners at CPs

Before you enter

DeferralsTransfer and deferral terms are not published on this listing. Contact the organisers at [email protected] or check the official race website for the current policy.

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20th Sinister 7 Ultra - 50 km - 50K

Overview

The practical side

Good to know

Is the 50 km run solo or as a relay?

What happens if the weather turns bad on race day?

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