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  1. Home | Fastest Known Time

    Latest FKTs The most recently set Fastest Known Times. Not seeing something here? Search for a route or athlete, or submit an FKT.

  2. FKTs - Fastest Known Time

    Dec 16, 2025 · Discover and track the fastest known times for running and multi-sport routes worldwide, celebrating achievements and inspiring future attempts.

  3. FKT Guidelines - Fastest Known Time

    In addition, there are three styles (or levels of support) and thus up to three separate FKTs within each category. For any single effort, you may claim an FKT only in one category, even if it could apply to …

  4. Frequently Asked Questions - Fastest Known Time

    What does "flagged" mean regarding FKTs? FKT editors will flag an FKT attempt on the site when the attempt is relevant to the route history but it does not meet all criteria for verification.

  5. Nolan's 14 (CO) | Fastest Known Time

    Nolan's 14 consists of climbing/hiking/running fourteen 14,000 foot mountains in Colorado's Sawatch Range in one foot-powered push of less than 60 hours. The exact route is open, but distance is …

  6. Ice Age Trail (WI) | Fastest Known Time

    The Ice Age National Scenic Trail winds for over 1000 miles though rural Wisconsin, from St. Croix to Potowatomi Park at Sturgeon Bay. The Ice Age T rail Alliance "protects, promotes, builds and …

  7. Routes - Fastest Known Time

    Dec 14, 2025 · Displaying 1 - 20 of 7163 routesRoute Name

  8. Appalachian Trail (AT) | Fastest Known Time

    Apr 1, 2018 · I will be heading southbound and using Gaia GPS to track my progress. The attempt will be unsupported; I'm aiming for 21-24 hours. Zack Price previously attempted this route supported on …

  9. Colorado Trail (CO) | Fastest Known Time

    FKTs West to East, Collegiate West West to East, Collegiate East East to West, Collegiate East East to West, Collegiate West Male ... Female

  10. Lone Star Hiking Trail (TX) | Fastest Known Time

    The LSHT was conceived by the Lone Star Chapter of the Sierra Club in 1966. The U.S. Forest Service (USFS) approved construction of the trail and flagging began in 1967, with the first 30 miles …