Triathlon Australia is the official National Sporting Organisation responsible for the management and delivery of the sports of triathlon, duathlon, aquathlon and multisport within Australia.

Our Vision is:

To be the leading triathlon nation and grow the sport of triathlon in Australia

Triathlon Australia (TA) has 8 affiliated State and Territory Triathlon Associations. Known as the STTAs, they are the official members of the national body. In addition we have approximately 14,000 individual members and 180 affiliated triathlon clubs.