The Coles Bay Triathlon is held within the natural reserves of beautiful Coles Bay, on the east coast of Tasmania. Situated at the northern edge of the Freycinet National Park, the Coles Bay Triathlon is one of the most iconic destination events in Australia and is not to be missed. Join us in 2025 for Australia’s most pristine Triathlon. A 1.9 km swim, 90 km ride and 21.1 km run (Half), and 750/20/5 (Sprint), with the most spectacular natural backdrop you will ever experience. Coles Bay is situated at the northern edge of the Freycinet National Park. Located 218 km northeast of Hobart and 202 km southeast of Launceston. It is justifiably one of the famous wilderness beauty spots on Tasmania’s east coast.