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UltraPolandPodlachia Voivodeship

Bison Ultra-Trail® 2027

02.10.2027Supraśl (Poland)Dates to be confirmed
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6 courses · 12–106 km7.5–65.9 mi · up to 1’250 m D+up to 4’101 ft D+

At a glance

Bison Ultra-Trail® 2027 is expected on Saturday 2 October 2027 in Supraśl (Podlachia Voivodeship, Poland), date to be confirmed by the organiser. 6 courses from 12 to 106 km.

Longest course: Bison Ultra-Trail 100, 106 km with 1’250 m D+ (12 m per km: runnable terrain).

On Kliva, plan your pacing and nutrition for free, then send the plan to your watch.

A trail running event in the Podlasie region, featuring courses through the Knyszyńska Forest with diverse terrain, steep climbs, and cultural landmarks.
From the organiser

6 courses

  1. 12km7.5mi

    83 m D+272 ft D+

    avg 1%

    Bison Trail 12
    No index

  2. 18km11.2mi

    165 m D+541 ft D+

    avg 1%

    Bison Trail 18
    UTMB Index 20K

  3. 32km19.9mi

    300 m D+984 ft D+

    avg 1%

    Bison Trail 30
    UTMB Index 20K

  4. 52km32.3mi

    766 m D+2’513 ft D+

    avg 1%

    Bison Ultra 50
    UTMB Index 50K

  5. 72km44.7mi

    1’078 m D+3’537 ft D+

    avg 1%

    Bison Ultra 70
    UTMB Index 50K

  6. 106km65.9mi

    1’250 m D+4’101 ft D+

    avg 1%

    Bison Ultra-Trail 100
    UTMB Index 100K

GPX trace not yet published.

Race plan

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Pacing, aid stations and fueling timed to your effort on Bison Ultra-Trail®, in one roadbook.

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Start

Supraśl (Poland)

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Where to stay

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