Fastest Known Time - FKT

The best routes: what are they, who did them, and how fast?

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FKT attempts we're tracking right now. Follow their progress »

Athlete Route Start date Style Status
Scott Loughney, Ryan Wagner Everest Mailrun (Kathmandu-Everest Base Camp, Nepal) Supported Complete - new FKT!
Lucy Clark Te Araroa (NZ) Supported In progress
Anne Lang Sheltowee Trace (KY) Supported DNF

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Latest FKTs



  • mexifast:
    Hello. Just a bit of clarification, are you attempting a SELF supported FKT or an UN supported FKT?  John Zahorian holds the FKT for unsupported at 9d12h32m.  Brandon Stapanowich holds the FKT for the self supported at… read more »
  • Mackenzie Craig:
    Hi Nick, could you clarify if your route turns back at the scramble summit or the less accessible true summit? I can't distinguish the two in your Strava activity. Thank you in advance! 
  • trisha:
    I'm not sure how to submit a time, but Katie Bono has the women's speed record on Mt. Rainier: 4:58:41… read more »
  • Yvonne Naughton:
    Myself, Kelsey Wilmore and Minda Paul plan to make an FKT attempt as a self-supported female team on the Rainier Infinity Loop next week. If weather and climbing conditions are favorable we plan to start on Wednesday, July 31st. We will follow the… read more »
  • billerby:
    New male FKT by Jonas Buud during High Coast Ultra 2019-06-07: 13 hours 5 minuts and 2 seconds.