The Ultra-Trail Kosciuszko by UTMB® from 27 to 29 November 2025 is one of Australia's premium trail running events.

This event has been designed for trail runners, by trail runners and includes four distances to choose from; 30km, 50km, 100km and a 100 Miler.

The courses take in the highlights of the Snowy Mountains, with alpine meadows, snow gum forests, crystal clear streams and an ascent to the highest point in Australia. All four races finish in Thredbo.