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Challenge yourself on the volcanic island of Jeju in South Korea. Entries open March 2023!

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Jeju100K

Reach the peak of the South Korea’s highest mountain, Hallasan Mountain, and discover the crater lake at the summit

Race Details

Race Category

ws100KM

Running Stones

3

The race

Jeju100K

Distance

100km

Elevation Gain

4020m

Max Allowed Race Time

28:00

Mt. Halla

Jeju50K

The 52km Trans50k race covers the most scenic trails of the Hallasan National Park with a cumulative elevation gain of 2,110 meters. This is a challenging trail run which includes the 1,700m ascent of the Hallasan volcano.

Race Details

Race Category

ws50KM

Running Stones

2

The race

Jeju50K

Distance

52km

Elevation Gain

2110m

Max Allowed Race Time

13:00

The one peak of Mt. Halla, The highest Mountain in South Korea

Jeju20K

The Trans20K offers stunning views and diverse landscapes on this fast-paced course.

Race Details

Race Category

ws20KM

Running Stones

1

The race

Jeju20K

Distance

20km

Elevation Gain

420m

Max Allowed Race Time

04:00

Gasiri village

Jeju10K

Perfect for beginners, the 10km course of TransJeju by UTMB traverses Seogwiposi Gasiri village with a cumulative elevation gain of 200 meters. The Gasiri village boasts the most beautiful trail running terrain in Korea. 

Race Details

Start Date

7th October 2023

Start Time

10:00

The race

Jeju10K

Distance

10km

Elevation Gain

200m

Max Allowed Race Time

02:30

Gasiri village