TransJeju by UTMB took place on Fri, Oct 2, 2026 in Jeju City, South Korea. The main route is 160 km.
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- Date
- Fri, Oct 2, 2026
- Start
- Jeju City 🇰🇷
- Distance
- 160 km
- Level
- Open to all
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Start freeTransJeju by UTMB is the biggest ultra distance trail event on the volcanic island Jeju, South Korea, taking runners through Hallasan National Park.
What this race demands
TransJeju by UTMB requires runners to cover 160 kilometers across the volcanic terrain of Jeju Island and Hallasan National Park. Athletes must manage extreme ultra-distance fatigue and prolonged time on feet over varied volcanic trails.
Ultra Distance Endurance
Covering 160 kilometers requires exceptional aerobic capacity, pacing discipline, and resistance to muscular breakdown.
Technical Terrain Management
Traversing the volcanic terrain of Hallasan National Park places high demands on ankle stability, eccentric leg strength, and focus throughout extended hours of movement.
Given the ultra-distance duration exceeding multiple hours, athletes should target an intake of 60 to 90 grams of carbohydrates per hour to maintain energy availability and gastric stability.
Frequently asked questions
When is TransJeju by UTMB?
TransJeju by UTMB took place on Fri, Oct 2, 2026 in Jeju City, South Korea.
How long is TransJeju by UTMB?
The main route is 160 km.
What does TransJeju by UTMB demand?
TransJeju by UTMB requires runners to cover 160 kilometers across the volcanic terrain of Jeju Island and Hallasan National Park. Athletes must manage extreme ultra-distance fatigue and prolonged time on feet over varied volcanic trails.
Who is TransJeju by UTMB for?
TransJeju by UTMB is open to all participants.
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