TREMAINS
DUATHLON SERIES
2026 TBC
Our popular Sunday series is back in 2026! The Tremains Duathlon Series features an off-road run, a mountain bike section, and a final run.
Welcome to the Tremains Duathlon Series
With multiple course distances and starting from just 4 years old, the Tremains Duathlon Series is all about fun, fitness, and friendly competition. Enjoy the community vibe with the ever-popular Tremains!
Event Options
Entry Fee & Registration
INFO COMING SOON
Location & Course Maps
Race Information
2026 dates and course TBC SOON!

Proudly sponsored by Tremains Rotorua
Contact us!
Rotorua Triathlon and Multisport has been active since 1992, offering triathlon events for all skill levels in Rotorua. We welcome everyone, from juniors to veterans, and offer discounts at local businesses and coached sessions. If you want to know more about us or ask any questions, please get in contact using the form.
Thanks to our supporters
Rotorua Association of Triathlon and Multisport Inc.
(Also known as "RATS")
Join About Training Sessions Events
Terms & Conditions Privacy Policy