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Norway · Trail

Oslo Trail Challenge - 100K

◉ Norway
Verified listingUpdated May 24, 2026

Oslo Trail Challenge - 100K is listed for September 26, 2026 in Norway. Listed distances: 100K. Confirm the date, registration and travel details with the official organizer before you book.

Date
September 26, 2026
Distances
100K
Location
Norway
Surface
Trail

About this race

ITRA source-backed trail_race 100K; category 100K (90-129km); +4000 m elevation gain; location Oslo.

Key facts

Date
September 26, 2026
Location
Norway
Events
100K
Surface
Trail
Official source
Registration page & official site
Listing status
Verified · updated May 24, 2026

Before you register

  • 1
    Confirm the race-day schedule

    Verify the September 26, 2026 start times, packet pickup and corral instructions on the official source before booking travel.

  • 2
    Pin the exact start area

    Use Norway as the planning region, then confirm the precise start, finish, parking and transport with the organizer.

  • 3
    Pick your distance

    Listed options are 100K. Check the source for current per-distance availability and limits.

  • 4
    Review entry terms

    Read entry rules, refund terms, participant limits and transfer rules before you pay.