TransJeju by UTMB

TransJeju by UTMB is held in Jeju World Cup Stadium, South Korea. The race page has the venue location and a map, and links straight through to the official site for the precise start area.

TransJeju by UTMB offers 20K, 50K, 100K and 100 Miles. Pick your distance and enter on the official site. Each format usually has its own start wave and cut-offs.

TransJeju by UTMB is rated elite (5/5) for difficulty on FindMyNextRace, based on its distance, terrain, and the level of the field. Use that as a guide and match it to your current fitness before you commit.

TransJeju by UTMB is held on trail terrain. Terrain shapes your pacing, kit, and shoe choice, so factor it into your prep. The official course page has the detailed route.

You enter TransJeju by UTMB through the official organiser. Registration is handled on their site, and FindMyNextRace links you straight there. Places for popular editions can sell out early, so register as soon as entry opens.

Yes, TransJeju by UTMB is part of the UTMB World Series series. Series events often share a qualification, points, or championship pathway, so if you're chasing the series, check how this race fits its calendar.

Training for TransJeju by UTMB depends on your target distance and current fitness. Most athletes follow a structured block of 12–20 weeks for a 20K effort. Build a plan tailored to your race date and level with AI Training Plan (https://aitrainingplan.app).