Fastest Known Time - FKT

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

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Tracking Now

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

Athlete Route Start date Style Status
Andre Michaud Colorado Trail (CO) Self-supported Complete - new FKT!
Kaytlyn Gerbin, Alex Borsuk Rainier Infinity Loop (WA) Self-supported Complete - new FKT!
David Ruttum Colorado Trail (CO) Supported Complete - no FKT
Johan Wagner, Jerry Bärnsten Bohusleden (Sweden) Supported Complete - new FKT!
Christof Teuscher Eagle's 33 Challenge (OR) Self-supported DNF
Jacob Sargent New Hampshire 4000 Footers (NH) Unsupported In progress
Jason Hardrath Rainier Infinity Loop (WA) Self-supported Complete - new FKT!
Renee Elsdon Jacobs California Fourteeners (CA) Supported DNF
Aliza Lapierre Long Trail (VT) Supported In progress

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Latest FKTs



  • Jason Hardrath @jasonhardrath:
    here is a tracking link for those interested should go live at around mid-day tomorrow Jason I will post to my stories on my instagram when i have service… read more »
  • sargechron:
    I am attempting an unsupported (I think, but there seems to be some ambiguity regarding use of the huts and ditching the pack on out and backs) hike of the NH-48. I'll start tomorrow morning at about 9 AM from the Gorge Brook TH at Moosilauke. I'll… read more »
  • pbakwin:
    Thanks for pointing this out.  I agree the FKT should go to the true summit.  Hopefully the next person will do so, while still beating the times of Peter & Patrick from the TH to the false summit, and from the false summit back down.  Please… read more »
  • chamley_nicholas:
    Congrats, Marcy! Nice run!
  • Jason Hardrath @jasonhardrath:
    I will be attempting Chad Kellogg’s Rainer Infinity Loop this week solo and self-supported (?due to my in ability to hand the stress of which box to check if I or my partner dropped out ?)  as the African proverb goes, “If you want to go fast, go… read more »