21km night trail through Doi Suthep-Pui to a Hmong mountain village
A 21-kilometer night loop through Suthep-Pui National Park, departing from Chiang Mai PAO Park at 16:00. Runners climb through illuminated forest trails to the traditional Hmong village of Khun Chang Kian and return, covering 1,200 meters of gain under headlamp.
Suitable for first-timers
Chiang Mai, ThailandDecember 05, 2026
Suthep 20 (Night) is a loop trail race in Chiang Mai, Thailand, held on December 05, 2026. The course covers 20.47 km, climbs 1,159 m, and has a 7h cutoff.
| Location | km | Elevation | Cutoff |
|---|---|---|---|
Chiang Mai PAO Park Start | 0.0 | 321 m | — |
Khun Chang Khian Monastry Aid Station | 9.5 | 1,349 m | 4h8:00 PM |
Chiang Mai PAO Park Finish | 21.1 | 321 m | 7h11:00 PM |
Aid station details for this race are still being filled in. Cutoffs and access rules come from the race’s own published information and can change — check the official race details before planning around them.
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