Chiang Mai Thailand SUTHEP 20-NIGHT (Thailand) 2026
Also known as: SUTHEP 20 NIGHT
A loop on the slopes of Doi Suthep-Pui National Park, starting and finishing at Chiang Mai PAO Park, with the forest trail to Montha Than Waterfall as its highlight. This edition starts in the late afternoon and finishes after dark.
The course tops out at 1,179 m (low point 319 m). The main climb comes right from the start: 858 m around 0–12 km. About 40% of the distance is gentle (under 5% grade).
Estimate your finish from your ITRA index
Estimate (no finisher data for this race)
Enter your ITRA performance index to get an estimated finish time, aid-station splits and cutoff margins. This race has no finisher ITRA data, so it uses the transfer model: your predictions for the 205 races that do have finisher data, scaled by distance and elevation gain (km-effort) — the same calculation as the TRAIL STATUS app. Nothing is saved or sent.
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Predict in detail from my Strava trainingOverview
- Date
- Sat, 5 Dec 2026
- Start
- 16:00
- Location
- Thailand
- Distance
- 26 km
- Elevation gain
- 1,100 m
- Time limit
- 7h
- ITRA
- H
- Official website
- chiangmai.utmb.world/races/SUTHEP20-NIGHT
Elevation profile
Aid stations and cutoffs
| # | Distance | Aid station | Segment | Cutoff |
|---|---|---|---|---|
| 1 | 5 km | Aid 1W4 Mae Chok Luang（水） | 5 km | — |
| 2 | 14.8 km | A16 Montha Than Waterfall | 9.8 km | Day 1 21:005h |
| F | 26 km | FinishChiang Mai PAO Park（FINISH） | 11.2 km | Day 1 23:007h |
The small figure under each cutoff is the time from the start. Day 1 is the day of the start.
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From your training log, TRAIL STATUS estimates your finish time, aid-station splits and cutoff margins for this race.
Predict my raceCompiled from each race's official information. Details can change, so always check the race's official website for the latest. Spotted a mistake? Please tell us through the contact form.
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