About
Tulay Trail - 77K is a 77.0 km ultra race with 4,800m elevation gain in Thailand. Terrain: mountain, forest. Rated very hard difficulty. Located near Tha Song Yang, Tak.
Organized byTak Trail Series Thailand
Difficulty
|4
Very Hard125 KE
KM-Effort = distance (km) +elevation gain (m)100
Based on the ITRA standard.
Elevation Density62 m/km · Very Hard
Elevation Density =elevation gain (m)distance (km)
Time limit:30h
Run Conditions
MountainForest
Weather in Oct
Temperature
23 – 31°C
Hot
Humidity
Extreme
Rainfall
249 mm
Wet season
Sunshine
9.3h/day
~23 rainy days expected
Registration
Website
Deadline
Apr 30, 2026
Entry fee
4,500 THB(~$137)(tiered pricing)
Travel & Logistics
VenueBan Mae Chawang School, Tha Song Yang, Tak
Google MapsView on Maps
Nearest airports
MAQ - Mae Sot Airport208 km | ~4h10 driving time
Race Day Info
GPX File
Not yet released, check again closer to race date
BiB Collection
Not available — check the website for more details
Mandatory Gear
Not available — check the website for more details
Other Distances
Community
Reviews
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Sources: eventrunning · Enriched 2026-04-26