Ultra Trail Whistler by UTMB
Whistler, Canada • 26-28 Sep 2025
Event overview
Ultra Trail Whistler by UTMB takes place in Whistler, BC, centred on the Whistler Blackcomb resort. The event spans two days of racing and offers four distances that run through deep evergreen forest, past mountain lakes, and to high alpine vistas, with views of Black Tusk. The courses use varied trail terrain and cross areas of the Coast Mountain Range. The event acknowledges that it takes place on the shared, unceded territory of the Lil’wat People and the Squamish People. The event logo incorporates artwork from the Squamish Nation, and the original piece is held in the Squamish Lil’wat Cultural Centre.
Races
- 100K - 100 km; 5400 m+ elevation; Running Stones: 3
- 50K - 50 km; 2950 m+ elevation; Running Stones: 2
- 25K - 25 km; 1700 m+ elevation; Running Stones: 1
- 10K - 10 km; 700 m+ elevation
Registrations open 27 September 2025 for the 100K and 50K, and 28 September 2025 for the 25K and 10K. The event is supported by UTMB Cares, a program that provides grant funding and volunteer efforts for environmental and trail stewardship. Visit the organization's website for the most recent information.