Saturday, December 19, 2026
Distance
Start Time
Terrain
Difficulty
Max Runners
2nd edition of a multi-distance trail ultra in Chiang Dao, Thailand, with races from 15K to 100K. The 50K starts at 06:00 on December 19, 2026.
Start / Finish
Ban Mae Na School
Ban Mae Na School
Terrain
Expo
Race Day
What you get
Finisher medal
Accident insurance for all distances
Drop bag service for 100km
Finisher shirt for 100km, 70km, 50km, 30km
On the day
Before you enter
Other questions
The Chiang Dao 100 is a 100km trail ultra marathon held in Chiang Dao, Thailand.
Elevation details are not available.
100K starts at 05:30 on Dec 20, 70K at 06:00, 50K at 06:30; 30K starts at 06:30 on Dec 21, 15K at 07:00.
Finisher shirts are provided for 100K, 70K, 50K, and 30K distances. The 15K does not include a finisher shirt.
The event is based at Ban Mae Na School, Mae Na Subdistrict, Chiang Dao District, Chiang Mai Province.
Entry fee not listed
Check the race's registration page for pricing.Chiang Dao, Thailand
Saturday, December 19, 2026
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