Iron Legs 100km Mountain Race

Race completed

100 km Distance

4,800 m Climbing

10.0 Grit · Elite / extreme

50.8960° N, 114.7058° W © OpenFreeMap © OpenMapTiles Data from OpenStreetMap

What the course asks

Climbing rate 48 m / km Mountain. Significant climbing. Steep sections will require power hiking.

Field size ~24 Small. Long stretches with nobody in sight.

DUV results for the 2025 edition (100km) — finishers only. Starters are not published, so the field was at least this big and no finish rate can be given.

Typical conditions, August

Daytime high 19°C

Night low 5°C

Rainfall Mostly dry

Daylight 15 h 01 m of light

Regional 2001-2020 average for August — NASA POWER, grid elevation 1770 m. Not a forecast.

Results history

Year	Race	Finishers	Men's winner	Women's winner
2025	100km	24	Daylan Wizniuk · 12:22:52	Sophia Nowicki · 14:14:44
2024	100km	24	Austin Jones · 12:15:11	Kathy Xie · 14:15:49
2023	100km	24	Julien Yamba-Guimbi · 12:32:01	Justine Hull · 15:09:02
2022	100km	23	Noah Arychuk · 14:39:42	Marissa Doroshuk · 15:08:05
2021	100km	16	Andy Reed · 13:11:28	—
2019	100km	7	Chris Coolican · 13:46:20	—
2018	100km	13	Daniel Goddard · 14:16:33	Ilona Gyapay · 15:47:58
2017	100km	11	Piotr Babis · 13:28:54	Molly Zurn · 15:03:42

The field has held steady: 24 in 2024, 24 in 2025. 21% of the 2025 field were women.

DUV results for the 2025 edition (100km) — 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

⛰️ terrain

This is a mountain course. Poles are highly recommended for the sustained climbs.

By UltraHub Expert

👟 gear

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

By UltraHub Expert

🥤 nutrition

For 100km+ efforts, prioritize real food at aid stations to prevent palate fatigue.

By UltraHub Expert

Gear for this race

Chosen for 100 km of trail with 4,800 m of ascent.

Trail Running Shoes 48 m of climb per kilometre — grip and rock protection before cushioning.
Race Nutrition Past 100 km the palate quits before the legs do — carry more than one flavour.
Hydration Vests Pole attachment and chest-strap stability on steep ground.
Trekking Poles 4,800 m of ascent to walk up.
Headlamps 100 km almost certainly means running into the night.