Mattawa, ON, Canada · Saturday, September 26, 2026

Fixed Distance 50K

Run Off-the-Grid 50k

Race completed
50 km Distance
not publishedn/a Climbing
2.5 est Grit · Entry level

Calculated from 50 km alone — the organiser has not published an elevation profile. Read 2.5 as a floor, not a verdict.

46.3168° N, 78.6996° W © OpenFreeMap © OpenMapTiles Data from OpenStreetMap

What the course asks

Field size ~19 Tiny. You will run alone for most of it.

DUV results for the 2025 edition (50km) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.

Typical conditions, September

Daytime high 19°C
Night low 9°C
Rainfall Mostly dry
Daylight 12 h 02 m of light

Regional 2001-2020 average for September — NASA POWER, grid elevation 318 m. Not a forecast.

Results history

Year Race Finishers Men's winner Women's winner
2025 50km 19 Nick Allen · 05:44:36 Heleen De Necker · 06:11:13
2024 50km 19 Jordan Chew · 05:10:21 Valerie Robb · 05:32:49
2023 50km 11 Paul Chisholm · 05:49:52 Victoria Tuttle · 05:52:26
2022 50km 11 Rafael Bethencourt Guimera · 04:39:27 Erin Ackles-Pennington · 08:46:50
2021 50km 22 Gregory Pigeon · 04:50:13 Danica Metcalfe · 06:53:29
2020 50km 20 Ryan Niclasen · 05:06:24 Paula Morley · 06:24:22
2019 50km 23 Jean-Sebastien St-Pierre · 05:30:10 Jacqueline Vande Leygraaf · 06:00:23
2018 50km 13 Jeffrey Paul · 04:56:40 Erin Deveber · 05:34:06
2017 50km 11 Jean-Sebastien St-Pierre · 05:05:46 Helen Francis · 06:36:18
2015 50km 19 Nikolay Ryabkov · 05:11:31 Tanya Columbus · 06:26:20

The field has held steady: 19 in 2024, 19 in 2025. 32% of the 2025 field were women.

DUV results for the 2025 edition (50km) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.

The Aid Station

Course-specific beta from the community

👟 gear

With trail terrain, choose a shoe with moderate cushioning for optimal performance.

By UltraHub Expert

Gear for this race

Chosen for 50 km of trail.

  • Trail Running Shoes 50 km of trail — cushioning that is still there in the last quarter.
  • Race Nutrition 50 km of self-supported fuelling between aid stations.
  • Hydration Vests Flask capacity for 50 km, without the bounce.
  • GPS Watches Battery life first — a 50 km day outlasts most full-GPS modes.
All gear guides →

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