21km daytime run through the forest trails of Doi Suthep-Pui
A 21-kilometer daytime loop through Suthep-Pui National Park from Chiang Mai PAO Park, climbing through lush jungle to the Hmong village of Khun Chang Kian with scenic mountain views. A well-paced introduction to northern Thailand's trail running terrain, with 1,200 meters of elevation gain.
Suitable for first-timers
Chiang Mai, ThailandDecember 06, 2026
Suthep 20 (Day) is a loop trail race in Chiang Mai, Thailand, held on December 06, 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 | 322 m | — |
Khun Chang Khian Monastery Aid Station | 9.0 | 1,350 m | 4h10:30 AM |
Chiang Mai PAO Park Finish | 21.0 | 319 m | 7h1:30 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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