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Built on bad decisions in Boulder, CO.

Formosa Trail 40K

Draft Listing
  1. Beast Runners 跑山獸
  2. 2026 Edition

Technical mountain running through the heart of Taiwan

Directions
Registration OpensApril 14, 2026
DeadlineJuly 14, 2026
Find a Qualifier
Register
All trail races in Taiwan, Province of China→
November 21, 2026
Saturday 5:30am GMT+8 start
Puli, Nantou County
Taiwan, Province of China
40 km
Loop Course
2,276 m
Elevation Gain
Open Registration
No lottery
No Service Requirement
Does not require trail or volunteer work
Qualifier
Distance qualifier required (21K)
Challenging
Some ultra experience recommended
Links
WebsiteInstagramFacebookYouTube
400
Field Size

What Makes It Great

A 40km mountain trail race with 2400m of climbing through the heart of central Taiwan. The course follows ancient aboriginal hunting routes on technical mountain terrain with mandatory GPS navigation. Runners must have completed at least one ITRA-1 trail race of 21km or longer. Aid stations at cpA (Tea Farm) and cpB (Orange House) provide full food and drink service.

Difficulty

Intermediate
6/10

Some ultra experience recommended

Technical Terrain
Steep Climbing
Remote Terrain
Night Running

Finish Awards

Finisher Gift
All finishers receive a commemorative finisher gift. Top 5 male and top 5 female receive awards at the Saturday afternoon ceremony.

Formosa Trail 40K

Puli, Nantou County, Taiwan, Province of ChinaNovember 21, 2026

November 21, 2026
Course map for Formosa Trail 40K
DistDistance40 km
GainElevation Gain2,276 m
LimitCutoff13 h
Steep ClimbingRemote TerrainNight Running

Entry Timeline

Registration OpensApril 14, 2026
Registration DeadlineJuly 14, 2026
Race DayNovember 21, 2026

Lottery

This event uses open registration - no lottery entry required.

Qualifier

Requiredfor race entry

Must complete a qualifier within the qualification window

Must have finished at least one trail race of 21km or longer with an ITRA point of 1 or higher. Contact organizers with other relevant trail/mountain experience.

Service Requirement

This race does not have a service requirement for entry.
40.0 km
Distance
Loop
Route
13h
Cutoff Time
1,193 m
Average Elevation
2,276 m
Total Ascent
2,276 m
Total Descent
1,667 m
High Point
509 m
Low Point
Course map
Launch Course Explorer

Aid Stations

LocationkmElevation
Start
Start
0.0509 m
Finish
Finish
40.0509 m

Sign in to see cutoffs, crew access, drop bags, and services for every aid station.

On-Site Camping Available

YCC Forest Campsite is the race venue and start/finish area. Camping is available on-site. Book directly with YCC at the address: No. 545, Qianxi Landscape Bridge, Puli Township, Nantou County 545.

Crew Access Points

Pacer Rules

No Pacers Allowed

Crew Rules

  • Crew access permitted at cpB (Orange House, 23.9261 121.0283) only. This is the recommended crew point for 40km runners.
  • cpA (Tea Farm) requires 4WD vehicle access only and crew should NOT attempt to drive there — blocking the only access road could endanger emergency operations.
Weather
Cold/Hypothermia Risk

Night temperatures can drop below 10°C at elevation, especially on exposed sections between cpB and the finish.

High UV Exposure

Open ridgeline sections in mid-course can have significant sun exposure during daytime hours.

Gear Rules

Required Gear

  • Hydration Pack
  • Mobile Phone
  • Headlamp
  • Gloves
  • BIB with Timing Chip
  • Whistle
  • Light Jacket
  • Waterproof Jacket
  • Emergency Blanket or Bivy
  • First-Aid Kit
  • Course Map on GPS Device (Offline course GPX required on watch or phone app)
  • Energy Reserve
  • Cash
  • Bowl, Cup, and Utensils (No disposable cups or dishes provided at aid stations)

Recommended Gear

No recommended gear specified

Race reports from other Formosa Trail events

Formosa Trail 40k 2023Formosa Trail 18K
By Trail Whisperer • 2023
Complete Guide to Running Formosa Trail 104Formosa Trail 104K
By Runivore • 2024

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Register•November 21, 2026