San Martin de los Andes, Neuquen, Patagonia, Argentina · usually early April (date TBC)
100K
Patagonia Run
100 km Distance
4,000 m Climbing
10.0 Grit · Elite / extreme
What the course asks
Climbing rate 40 m / km
Mountain. Significant climbing. Steep sections will require power hiking.
Typical conditions, April
Daytime high 12°C
Night low 1°C
Rainfall Mostly dry
Regional 2001-2020 average for April — NASA POWER, grid elevation 1168 m. Not a forecast.
Course notes
- terrain This is a mountain course. Expect fast, runnable sections where rhythm is key.
- gear With mountain terrain, choose a shoe with aggressive lugs (5mm+) for optimal performance.
- nutrition For 100km+ efforts, prioritize real food at aid stations to prevent palate fatigue.
Gear for this race
Chosen for 100 km of mountain with 4,000 m of ascent.
- Trail Running Shoes 40 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 4,000 m of ascent to walk up.
- Headlamps 100 km almost certainly means running into the night.
About
A 100K mountain ultra through the stunning landscapes of Argentine Patagonia.
Highlights
- Andean scenery
- Patagonian weather
- Mountain and forest trails
Similar races
Other 100K mountain ultras, closest in distance first.