Charity Triathlons

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London T100 Triathlon

When, what, and where?

 

August 9, 2025

Triathlon

London

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Costs

 

WE’RE HERE EVERY STEP OF THE WAY

Our Events Team is here to support you with every aspect of your challenge. We can talk you through the sign-up process, provide training plans and fundraising materials, and we’ll answer your questions every step of the way. You will also receive a free Noah’s Ark running t-shirt!

About the event

 

Join thousands of athletes from around the globe in one of the largest and most iconic triathlons in the world! The London T100 Triathlon offers a unique and unforgettable, closed-roads racing experience through the iconic city centre. A feeling that you won’t find anywhere else.

By taking on a challenge event you’ll help us support over 350 babies, children and young people who are seriously unwell – helping them, and their families, to make the most of every day.

 

SIGN UP TODAY

Any questions?

If you have any questions about this or any other event, email us at [email protected] or call 020 8449 8877.