500 Thailand

Pai, Thailand
11 Jan, 2026 (Sun)

Trail running

200 km, 500 km

About the event

Embark on the ultimate trail adventure in the stunning mountains of Pai, Thailand. Experience the longest trail event in the country, set against the backdrop of cool, crisp weather. This is more than just a race—it's a personal challenge designed to test your limits and reveal your true self.Choose your challenge:
- Conquer a 200km course with over 11,000 meters of elevation gain
- Tackle a 500km course with an epic 25,000 meters of elevation gain

This event promises an unforgettable journey through breathtaking landscapes and extreme trails. It's an opportunity for the bold and adventurous to make trail-running history. Are you ready to join them?

Races offered by this event

You have 43 weeks to prepare

500 km

11 Jan, 2026 (Sun)
Trail running

500 km

25000 m of elevation gain
Solo
On site
Trail
Hilly

200 km

11 Jan, 2026 (Sun)
Trail running

200 km

11000 m of elevation gain
Solo
On site
Trail
Hilly

Course details

Course highlights

3 Loops for 500 km, 25,000 m+, 168 hrs. 500 Loop A, 205 km, 9,700 m+, 66 hrs. 500 Loop B, 197 km, 11,000 m+, 66 hrs. 500 Loop C, 109 km, 4100 m+, 36 hrs.

Start address

Pai, Pai District, Mae Hong Son, Thailand

Finish address

Pai, Pai District, Mae Hong Son, Thailand

What’s included in entry

These are included in your entry
Finisher medal
Drink Stations
Bag drop
Timing chip (single use)
Nutrition Stations
finishers-t-shirts
Medical Assistance

Reviews

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