About
BTC100 Bitcoin Ultra Trail is a 101 km ultra race with 4,100m elevation gain in Thailand. Terrain: mountain, forest. Near Doi Suthep-Pui National Park. Rated very hard difficulty. Located near Chiang Mai, Chiang Mai.
Organized byRun for Freedom / BLC Chiang Mai
Difficulty

Very Hard142 KE
KM-Effort = distance (km) +elevation gain (m)100
Based on the ITRA standard.
Elevation Density41 m/km · Moderate
Elevation Density =elevation gain (m)distance (km)
Time limit:30h
Run Conditions
MountainForest
Weather in Sep
Temperature
23 – 29°C
Warm
Humidity
Extreme
Rainfall
393 mm
Monsoon
Sunshine
8.8h/day
~26 rainy days expected
Registration
Deadline
Aug 31, 2026
Entry fee
Super Early Bird – 4,590 THB(~$140)until Mar 11, 2026
Early Bird – 4,860 THB(~$148)until Mar 13, 2026
Almost Early Bird – 5,130 THB(~$156)until Mar 15, 2026
Normal Entry – 5,400 THB(~$164)until Jun 30, 2026
Late Entry – 5,940 THB(~$181)until Jul 31, 2026
Last Min Entry – 6,210 THB(~$189)until Aug 31, 2026
Travel & Logistics
VenueNot found — check the website for more details
Google MapsNot found — check the website for more details
Nearest airports
CNX - Chiang Mai International Airport6 km | ~15min driving time
Race Day Info
GPX File
Download GPX TrackBiB Collection
Not available — check the website for more details
Mandatory Gear
- Rucksack or backpack
- Water container ≥1.5L
- Head torch/headlamp
- Spare headlamp batteries
- Mobile phone
- Rain jacket
- Emergency blanket
- First aid kit
- Whistle
- Spare food/snack
- Personal cup
Other Distances
Community
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Sources: ultraholic-image, website · Enriched 2026-06-18