Ultra-Trail Kosciuszko by Utmb

Ultra-Trail Kosciuszko by UTMB

Ultra-Trail Kosciuszko by UTMB is an alpine trail running event held in the Snowy Mountains National Park around Thredbo, New South Wales, Australia. The event is part of the UTMB World Series and is scheduled for 26–28 November 2026.

Races take place on varied mountain terrain that includes granite outcrops, snow gum forests, alpine meadows, mountain streams and crystal-clear lakes. Course features include an ascent of Australia’s highest peak and multiple runnable trail sections. The event layout includes support crew access and designated spectator points.

Distances offered:

• 161 km (KosciMiler) - 5074 m+ elevation
• 102 km (Kosci100) - 3196 m+ elevation
• 50 km (Kosci50) - 1300 m+ elevation
• 32 km (Kosci30) - 610 m+ elevation

Additional event information covers race categories aligned with UTMB classifications, mandatory gear, transport and drop bag details. Course updates and race details are published by the organiser. The setting is described as an alpine playground with outdoor activities and local amenities available in the surrounding area. Visit the organization's website for the most recent information.