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
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:
    Tomorrow, 8-7-19,  I will attempt the “Cascades Trifecta” solo and a geo metro, for the driving portion. Stoked and Nervous. For any interested, I will try to update my Instagram story @jasonhardrath with time stamped video and… read more »
  • elmatador.witt:
    Update: I pulled the plug at around mile 70, a little before Skyland Resort. I had a great time during the attempt. It was a beautiful run, but it wasn’t my day. It was a great experience, and special thanks to Sabine and Jim for the support… read more »
  • Nathan Broom:
    Josh, nice run and great write-up! It takes a bit of work to love this trail, and you clearly put in the work. For those tackling this route in the future, a few words of advice: The local mountain bikers do some great work maintaining this trail,… read more »
  • mexifast:
    I was unable to complete my journey on the Colorado Trail.  I was unprepared mentally and physically to go unsupported.  My FKT attempt ended pretty early as I was only able to complete ~35 miles a day for 3 days with a much too heavy pack.  I'm… read more »
  • WadeM:
    Was trying to put together a list of unsupported efforts: Stefan/AK: 9:06 Stefan: 9:24 Honnold 12ish Wade Morris/Erik Sanders: 13:40 Brady Robinson/Jason Wells: 16:30    Did Roger bike back down on his solo effort? Are there any others?