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500 Thailand 2nd EDITION
UltraThailandMae Hong Son Province

500 Thailand 2nd EDITION 2026

22.11 – 29.11.2026Pai (Thailand)
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4 courses · 100–500 km62.1–310.7 mi · up to 25’055 m D+up to 82’201 ft D+

At a glance

500 Thailand 2nd EDITION 2026 takes place from Sunday 22 to Sunday 29 November 2026 in Pai (Mae Hong Son Province, Thailand). 4 courses from 100 to 500 km.

Longest course: THA 500, 500 km with 25’055 m D+ (50 m per km: mountain terrain).

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

Join us in writing a new chapter in Thailand's trail running history. 500 Thailand, from November 22-29, 2026, offers four distinct challenges: 100km, 200km, 300km, and the ultimate 500km.
From the organiser

4 courses

  1. 100km62.1mi

    4’555 m D+14’944 ft D+

    avg 5%

    THA 100

    28.11.

    UTMB Index 100K

  2. 200km124.3mi

    9’935 m D+32’595 ft D+

    avg 5%

    THA 200 A

    25.11.

    UTMB Index 100M

  3. 300km186.4mi

    15’120 m D+49’606 ft D+

    avg 5%

    THA 300

    25.11.

    UTMB Index 100M

  4. 500km310.7mi

    25’055 m D+82’201 ft D+

    avg 5%

    THA 500
    UTMB Index 100M

GPX trace not yet published.

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Pai (Thailand)

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