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If you have questions about an event, please contact the organizer or race timer. race result has no information about the event.

Welcome to the running event Oslo Trail Challenge 25-27. september 2026.


The registration is open from 1 April 2026. 

The routes are not marked. You are responsible to navigate so to follow the route, either using a GPS track or a paper map.  

Registration is open in the period 1 April - 1 September 2026 and is accepted given that a spot is available. For transfer of a spot to a an other participant there is a fee of 150 NOK.

For details concerning participant fees and avaialble spots, see the tab Registration.

The race is organized from Lillomarka arena in Oslo. The event has contests of length 200, 100, 55 and 21 km. Start and finish of all contests is at Lillomarka arena. The runners on 200 km pass the arena about half way in the race.

 

200 km

  • Start: Friday 25 September 08:00
  • Maximum time: 53 hours
  • Time barrier 1: Lillomarka arena, Saturday 26 September 09:00
  • Time barrier 2: To be announced in due time before the race

 

100 km

  • Start: Saturday 26 September 09:00
  • Maximum time: 28 hours
  • Time barrier: To be announced in due time before the race

 

55 km

  • Start: Saturday 26 September 09:30
  • Maximum time: 12 hours
  • Time barrier: To be announced in due time before the race

 

21 km

  • Start: Saturday 26 September 12:00
  • Maximum time: 7 hours

 

Regulations and conditions

 

Obligatory equipment