Bunbury Tri Club – 2025 Duathlon Series

The Bunbury Triathlon Club is once again bringing the excitement with the 2025 Duathlon Series – a chance for athletes of all levels to test their endurance and enjoy a great community atmosphere.

With three races scheduled across August, September, and October, this is the perfect way to stay active through winter and into spring.

Race Dates

Race 1 – Sunday, 10 August | 8:00 AM start

Race 2 – Sunday, 7 September | 8:00 AM start

Race 3 – Sunday, 5 October | 8:00 AM start

Race Distances

There’s something for everyone with distances to suit beginners through to seasoned competitors:

Long Course – 4.6km run, 22km bike, 3km run

Short Course – 1.6km run, 11km bike, 1.6km run

Trystars (kids) –

Short: 500m run, 2km bike, 500m run

Long: 1km run, 4km bike, 1km run

(Trystar races will be held before the main events. Distances subject to change based on conditions.)

Entry Fees

Bunbury Tri Club Members – Free (registration still required)

Non-members – Short course $30 | Long course $40 | Trystars $10
(Entry includes a day licence from Triathlon WA for insurance purposes.)

Important: All participants must register prior to race day. No on-the-day registration will be available.

Event Extras

New course maps are available online (see participant overview link below).

Volunteers and marshalls are essential for each race – reach out to the Bunbury Tri Club if you’d like to help.

A coffee van will be on site to keep spectators and athletes fuelled, and portable toilets will be available.

With stunning local scenery, a supportive club atmosphere, and races for all ages, the Bunbury Duathlon Series is a must-do event on the South West sporting calendar.

•  Location: Bunbury
• August – October 2025
•  Registrations now open – don’t miss your spot!