Oslo Trail Challenge
Location
Oslo
Norway
Distance
Ultra
Date
September 25, 2026
in 19 days
Typical WeatherSeptember, 10-17°C (50-63°F), usually mild
WebsiteVisit Website →
Oslo Trail Challenge is a multi-day ultra-trail event in Oslo, Norway, with races up to 200 kilometers, all starting and finishing at Lillomarka Arena.
What Makes This Race Special
- 200K, 100K, 55K and 21K distances
- Starts and finishes at Lillomarka Arena
- Multi-day trail festival format
- Oslo forest and trail terrain