Chiang Dao 160 is a 168 km ultra trail of HOKA Chiang Mai Thailand by UTMB 2025 in Chiang Mai, Thailand. The race starts on November 29, 2025.
By gradient, 40% of the distance is uphill, 41% downhill and 19% flat. The longest climb runs 3.9 km at an average 12.4% grade (482 m of vertical). The longest descent runs 5.4 km at 13.7% (743 m of vertical). The steepest climb averages 37.6% over 0.3 km. The steepest descent drops at 42.4% over 0.2 km. Surface: 43% smooth, 34% trail, and 21% road. Flat-equivalent effort: 255.4 FlatKM.
Trekking poles are strongly recommended: about 19.5 km of the course is steep enough for them to pay off.
Quad damage risk is high (index 77 of 100), with 45% of the load in the first half: 3 critical descents, the last of them run on already damaged legs. Downhill-specific preparation and a controlled early pace pay off here.
Historically on race day, start temperatures range from 18°C to 25°C, around 17°C at the highest point; the chance of precipitation is about 12%.
377 finishers completed the 2025 edition. Men's winner: Aleksei Beresnev (Individual Neutral Athletes) in 21:14:01. Women's winner: Antonina Iushina (Individual Neutral Athletes) in 22:34:21.
This page has the full results and splits, interactive elevation profile, gradient matrix, pacing and nutrition planner and weather climatology for Chiang Dao 160.
Other distances of HOKA Chiang Mai Thailand by UTMB 2025Elephant 100 (96.0 km)·Hmong 50 (56.0 km)·Hmong 50 Night (56.0 km)·Inthanon 50 (39.0 km)·Suthep 20 Night (21.0 km)·Suthep 20 Day (21.0 km)·Inthanon 20 (20.0 km)·Chedi 20 (17.0 km)
Other editions of Chiang Dao 1602026
Official websitechiangmai.utmb.world
