After a huge run of unforgettable events, TreX Snowy Mountains will take a year off in 2026. This short pause means we can return in 2027 stronger than ever, ready to deliver an event that raises the bar even higher with hopefully greater access to the Snowies Trails.
The country’s most beloved cross triathlon will return to the spectacular Snowy Mountains on February 2027.
With mother nature at her breathtaking best here’s your chance to immerse yourself in this iconic destination with those who know and love Australia’s high country.
Home to the 2016 ITU World Championships test yourself in a swim, mountain bike and trail run on this world class course.
Start and finish your journey at our host resort Lake Crackenback Resort & Spa nestled in the Snowy Mountains heartland. Yes, your journey will be a hardcore adventure but before and after it’s luxury all the way with all the facilities you’d expect at one of the country’s most treasured 4.5 star resorts. And it’s an even better base for all your family and friends who’ll be there to cheer you on.
And now we’ve got your race base sorted, get ready for an endorphin overload as you head out onto your ultimate triathlon high.
Experience epic scenery as you plunge into crystal clear mountain lakes. Immerse yourself in the Thredbo Valley as your traverse the banks of the Thredbo River on super fun mountain bike trails where every twist and turn offers up a new high-country experience. And forget the tarmac, now it’s time to strap on your trail running shoes to complete the event with a huge helping of unadulterated trail running heaven in the heart of the Snowies.
This iconic off road event includes courses for every triathlon appetite at a value price that still includes all the bells and whistles including a team of volunteers who are ready to welcome you at the finish line as the ‘Rock Star’ you are.
From hardcore triathletes to those taking their triathlon off road for the first time and our littlest dirt kids there’s something for all comers at TreX Snowy Mountains. Events include Standard, Sprint, Teaser, Dirt Kids, Duathlon and AquaBike. It’s a true family festival designed with the triathlon community at its heart.
Friends and family can connect with local businesses and enjoy a true high-country welcome in what is less a triathlon event and more an immersive high country off road experience. You’ll even be welcomed by festival’s very own ‘Man from Snowy River’ on the start line.
TreX Cross Triathlon is Australia’s Home Grown Off Road Triathlon Series and is proudly Australian owned and managed.















Transition is an area where athletes transition from one leg to the next ie from Swim to MTB and MTB to Run.




SWIM COURSE | SPRINT 400m (1 x 400m Lap)







TreX Snowy Mountains will host the:


































Whether you’re seeking a casual bite or a gourmet dining experience, roam the countryside savouring differing tastes throughout where all budgets are catered for.
Join the events very own ‘Man From Snowy River’ and discover the high country adventure with our friends at
Mountain weather can be very unpredictable and can change very quickly.



