race info
Distance
25.75 km
Swim
0.75 km
Bike
20 km
Run
5 km
Overview
This summer, long distance triathlon graces the streets of London! As we build upon the legacy of the London triathlon, this is your chance to join the UK’s biggest city triathlon, as you swim through Royal Victoria Dock and race alongside London’s most memorable landmarks. The London T100 offers one of our most expansive selection of event types and places are selling fast – don’t miss the opportunity to be part of something special!
Overview
break your limit. Join the race.
Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat.
Watch 2024 Highlights
Benefits
You Won't Want To Miss This!
The Ultimate Test for all abilities
Whether you're new to tri or a seasoned competitor, the London T100 has something for everyone.
UNIQUE T100 RACE PACK WITH ENTRY
Included with every triathlon entry is your Official T100 race T-Shirt, Race Bag, and much more.
FOLLOW IN THE PROS' FOOTSTEPS
Join the global triathlon family and race on the closed roads just like the world's top professional triathletes.
Race On The Streets Of London
Line up in Britain’s capital and join one of the world’s biggest triathlons, as you race past iconic sites like Big Ben.
Tickets
Join Now
The 2023 PTO Asian Open held in Singapore’s awe-inspiring Marina Bay offers an unprecedented swim location and spectacular city circuit course, for a one of a kind event not to be missed.
28
July
SPRINT RELAY
Super Early Bird
Sprint Team Relay Triathlon
Distance
25.75km
Swim
0.75km
Bike
20km
Run
5km
28
July
SPRINT Relay
Early Bird
Sprint Team Relay Triathlon
Distance
25.75KM
Swim
0.75km
Bike
20km
Run
5km
28
July
Sprint relay
General Entries
Sprint Team Relay Triathlon
Distance
25.75KM
Swim
0.75km
Bike
20km
Run
5KM
28
July
Sprint relay
Final Entries
Sprint Team Relay Triathlon
Distance
25.75KM
Swim
0.75km
Bike
20km
Run
5KM
Gallery
2023 moments
Other events
Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua.