welcome to the 2025 blenheim palace triathlon

All the information you need, right here

Welcome to the 2025 Blenheim Palace Triathlon!

We are thrilled to welcome you to the 21st edition of this iconic event, held in the stunning grounds of Blenheim Palace - one of the UK’s few UNESCO World Heritage Sites. Our heartfelt thanks go to the team at Blenheim Palace for their continued support and for being such valued partners over the years.

On behalf of everyone at Motiv Sports, we’d also like to extend our sincere gratitude to our stakeholders, partners, sponsors, suppliers, and volunteers who help make the Blenheim Palace Triathlon the world-class event it is today.

This year, we once again have a very high number of first-time triathletes and duathletes - welcome to the sport! You’ve chosen an exceptional event to begin your journey. To those returning for another year, we’re delighted to have you back and truly appreciate your continued support.

A special thank you to our incredible sponsors - Runna, Maurten, Zone3 and Erdinger - whose contributions help make this event possible. We'd also like to thank JustGiving, which supports the many participants raising money for causes close to their hearts.

Finally, an enormous thank you to our amazing marshals and volunteers. Their dedication and energy are instrumental in creating an unforgettable experience for all.

To ensure you’re fully prepared for your challenge, please read through this event booklet carefully. It contains all the essential information to help you arrive ready and confident on race day.

Best of luck with your final days of training - we can’t wait to see you on the start line on the 7 - 8 June 2025!