Singapore T100 Triathlon
Secure Your Start Line
10-11 April 2027
Marina Bay, Singapore
RACE info
Swim
Reservoir (Marina Bay)
Bike
UNDULATING
Run
Flat
Avg. Water temperature
25- 28°C
Air Temperature
26-34°C
Race Location
Marina Bay
Secure your early access to 2027
Get ready for the return of the Singapore T100! Whether you’re diving into your first T100 Triathlon, testing yourself in the Long or Standard Duathlon, or aiming to beat your 2026 finish time, now’s the perfect opportunity to dip your toe into multisport and take on the challenge.
Register your interest today to secure early access to entries at the best possible price before general registration opens.
Contact Us
Need help or have more questions? Don't hesitate to get in touch.
[email protected]
Email address
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All Races
100km Triathlon
-
2
km -
80
km -
18
km
The pinnacle of triathlon! The T100 distance features a 2km swim, 80km bike and 18km run – the same covered by the world’s best professional athletes in the T100 Triathlon World Tour.
Chosen by many first timers as a true challenge with a finish-line euphoria to match, it’s also the domain of athletes seeking to qualify for the Qatar T100 World Championship Finals.
Team Relay option available – make a team of 2 or 3 and take on each leg of the duathlon in our relay competition.
Sprint Triathlon
-
750
m -
20
km -
5
km
With a 750m swim, 20km bike and 5km run, Sprint Triathlon is where most athletes first dip their toes into the sport of triathlon.
The combination of the shorter distances, inclusive atmosphere and celebratory finish line makes it the perfect choice for the tri-curious – or those wanting to set a blistering new PR over this classic triathlon distance.
Team Relay option available – make a team of 2 or 3 and take on each leg of the triathlon in our relay competition.
Long Duathlon
-
9
km -
64
km -
9
km
The ultimate run-bike-run endurance challenge! The Long Duathlon features a 9.5km run, 64km bike, and a final 9.5km run – a true test of stamina, speed, and mental resilience across three demanding stages.
Favoured by athletes seeking a serious challenge, it delivers a finish-line euphoria like no other. Whether you’re chasing a personal best or looking to prove your endurance, the Long Duathlon pushes every competitor to their limits and rewards them with the thrill of achievement.
Standard Duathlon
-
6
km -
32
km -
3
km
The classic test of run-bike-run endurance! The Standard Duathlon features a 5km run, 32km bike, and 5km run – a pure showcase of speed, stamina, and mental strength across three fast-paced segments.
Chosen by many as a gateway into multisport racing, it’s the perfect challenge for athletes chasing the ultimate finish-line rush. Experienced duathletes also embrace it to push their limits and measure themselves against like-minded competitors.
Team Relay option available – make a team of 2 or 3 and take on each leg of the duathlon in our relay competition.
Youth Aquathlon
-
400
m -
3
km
This swim-run event offers youth athletes the incredible – and exclusive – experience to swim in Marina Bay, delivering an exhilarating multi-sport experience to inspire future Olympians and lifelong healthy lifestyles alike. Distances subject to change.
Register with confidence
Every T100 entry is eligible for a 50% refund 90 days ahead of race day and a 25% refund until 30 days out if things don't go to plan. Head to our refund policy page for more info!
2025 Recap
Singapore T100 - Age Group unfiltered
Experience what it’s like to race the Singapore T100 as an age grouper – the atmosphere, the iconic landmarks, the incredible community. Be a part of the community redefining triathlon. Iconic locations, world class athlete experience and thousands of heroes just like you!
Gallery
2025 TOP MOMENTS
Be part of an unforgettable weekend
You Won't Want To Miss This!
New & Unique Race Distance
Premium T100 SWAG Pack
Multi-sport & Community Festival
Iconic racing location
Register Interest
Get ready for the return of the Singapore T100! Whether you’re diving into your first T100 Triathlon, testing yourself in the Long or Standard Duathlon, or aiming to beat your best time, now’s the perfect opportunity to dip your toe into multisport and take on the challenge.
Contact Us
Need help or have more questions? Don't hesitate to get in touch.
[email protected]
Email address
YOUR JOURNEY AWAITS
take on
The T100
Are you ready to take on the challenge? The T100 finish line is calling, with its cheers and energy of accomplishment all around each step takes you closer to that unforgettable moment. The T100 will test your limits but here you are, ready to conquer it all and seize the moment. This is the start of your T100 journey…claim it now!
Event Location
Singapore
From bustling precincts to botanic gardens, historic architecture to glass-tower modernity and street food to fine dining, Singapore will offer you an unforgettable experience with triathlon at its heart.
Partners
The Singapore T100 Triathlon is supported by these local partners.
Get Inspired, Follow the Pros
Fuel your training inspiration by following 40 of the world’s top female and male pros as they push their limits in the Race To Qatar – a series of epic events with over $7.5m on the line culminating in the Qatar T100 Triathlon World Championship Final. Watch their grit, feel their passion, and let their journey drive yours.
