London
2-3 August 2025
London is calling! Line up on the streets of Britain’s capital and join one of the world’s biggest triathlons.
Races
Triathlon
Take on the 100km distance: 2km swim, 80km bike and 18km run or choose from one of our other event distances – all with famous London landmarks as the backdrop to your race.
Duathlon
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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 an event for everybody
UNIQUE T100 RACE PACK WITH ENTRY
Included with every 100KM 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.
Location
London
Docklands
Avg. Air Temperature
23°C
Avg. Water Temperature
18.8°C
Airport
LCY/LHR
Follow the Pros
40 of the world’s best female and male pros will battle over 8 extraordinary races culminating in the T100 World Championship Final. With $7M on the line plus the chance to become the first-ever T100 World Champion, we are redefining triathlon.
WATCH LIVE
27-28 July 2024
