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White Mountains 100

March 26

Are you ready for an adventure in the remote beauty of interior Alaska? Come north to Fairbanks, Alaska for the annual White Mountains 100-mile ultra race. A 100-mile human powered race across interior Alaska. The race course cuts through the heart of the jagged limestone peaks that define the White Mountains National Recreation Area. This rugged wilderness will challenge racers with a variety of terrain and trail conditions, satisfying even the most experienced winter athlete. Steep climbs, bowel-clenching descents, sharp turns, areas of active overflow, glare ice, tree stumps, roots, and bare tussocks are all part of the White Mountains trail network. Sub-zero temperatures, strong winds, along with blowing and drifting snow may add to the excitement. Traverse this diverse landscape on skis, bike, or just your fe


Registration opens December 1st and will run through the 7th, with the lottery drawing on December 9th.

Online registration for the lottery is available here.  Additional details can be found on the registration page.

TIME: 8:00 AM Sunday to 11:59 PM Monday (40 hrs)

LOCATION: White Mountains National Recreation Area, Wickersham Dome Trailhead, Milepost 28 Elliott Highway (approx. 38 miles north of Fairbanks, Alaska) — Map available here.


New this year:

  • The White Mountains 100 now requires entrants to have winter backcountry experience equivalent to, at a minimum, finishing a winter event of over 25 miles and/or over 24 hours’ duration in the last two years.
  • On the registration form, please list any winter ultra races you’ve completed in the last two years (e.g Susitna 100, Homer Epic, Arrowhead 135, Iditarod Trail Invitational, Tanana River Challenge, River to Ridge, Alaska Winter Ski Classic). If you have not completed any such events, then please list and briefly describe any cold-weather human-powered long-distance experience that shows you are capable of safely finishing this winter 100-mile event. Decisions will be at the race director’s discretion.



March 26
Event Category:


White Mountains National Recreation Area, Wickersham Dome Trailhead
Milepost 28 Elliott Highway
Fairbanks,AKUnited States
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