Patagonia Run is a 100km ultra marathon in San Martín de los Andes, Argentina. Distance: 100km. Elevation: 4,500m D+. Difficulty: challenging (Challenge Rating 49/100). DNF rate: 22%. Time limit: 30h. Surface: trail. Established 2014.
Patagonia Run
San Martín de los Andes, Neuquén, Argentina
"100km through the Patagonian Andes. Ancient forests, glacial lakes, and the wild beauty of southern Argentina."
South America's premier mountain ultra — a 100km loop through Patagonia's lake district with ancient forests and Andean passes.
The Course
A spectacular loop through the Patagonian Lake District around San Martín de los Andes. The course climbs through ancient Araucaria forests, crosses mountain passes, and runs along the shores of glacial lakes. Wild and remote Andean terrain.
mountainous
loop
8
5
Runner Experience
Remote course with widely spaced aid points. Runners should be prepared for long unsupported stretches.
A legendary finish line atmosphere. Patagonia Run is a bucket-list race with celebrations that match its reputation.
Race Day Weather
8°C
060%
35%
Patagonian autumn — cool and unpredictable. Sudden weather changes are common. Wind, rain, and even snow possible at altitude.
Stats & Records
2014
300
20:00:00
10:30:00
Lucas Babb (2023)
13:15:00
Fernanda Maciel (2019)
Entry
ARS 80,000
September
weeks
Lore & Trivia
Patagonia Run races through the Lake District of Argentine Patagonia — a landscape of glacial lakes, Valdivian rainforest, and snow-capped Andean peaks near San Martín de los Andes. The course traverses the Lanín National Park with views of the Lanín volcano (3,776m), a perfect cone that dominates the horizon. Argentine Patagonia's running scene is passionate and growing, fueled by easy access to extraordinary mountain terrain and a culture that embraces outdoor adventure.
- ▸ The course passes through ancient monkey puzzle (Araucaria) forests that are millions of years old.
- ▸ Patagonia Run is the most prestigious ultra trail race in South America.
- ▸ Glacial lakes along the course are an impossible shade of turquoise.
- ▸ The Patagonian wind is so strong it can literally blow runners off their feet on exposed ridges.
- ▸ Established in 2014.
Patagonian wind doesn't slow you down — it stops you. Then it picks you up and throws you sideways.
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Frequently Asked Questions
How long is Patagonia Run? +
Patagonia Run is a 100km (100km) ultra marathon with 4,500m of elevation gain. The course is loop on trail terrain.
How hard is Patagonia Run? +
Patagonia Run is rated challenging with a Challenge Rating of 49/100 (Challenging). The DNF rate is 22%. Runners have 30 hours to finish.
What is the weather like at Patagonia Run? +
Average temperature is 8°C with 60% humidity and a 35% chance of rain. Patagonian autumn — cool and unpredictable. Sudden weather changes are common. Wind, rain, and even snow possible at altitude.
Are crew and pacers allowed at Patagonia Run? +
No crew access is permitted. Pacers are not allowed. Mandatory gear is required.
What is the course record for Patagonia Run? +
The men's course record is 10:30:00 set by Lucas Babb in 2023. The women's course record is 13:15:00 set by Fernanda Maciel in 2019.
What is the average finish time for Patagonia Run? +
The average finish time is 20:00:00. About 300 runners finish each year. The DNF rate is 22%.
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