OFFICIAL UK RACE SERIES
Triathlon for everyone, from your first start line to your fastest split.
Sprint, Standard and Relay races across the UK, plus dedicated Kids events — and every entry supports Cancer Research UK.
Official Cancer Research UK charity partner
Adult, Kids & Relay entries
Races across the UK
Results & League standings
RACE CALENDAR
Upcoming races
Pick your distance, pick your city.
More races added through the season
Check the full calendar for dates still to be confirmed.
KIDS TRIATHLON & DUATHLON
Get the next generation started young.
Dedicated kids distances, a safe closed course, and the same big finish-line feeling as the grown-ups get. Parents can enter and manage their child’s details from one account.
CHARITY PARTNERSHIP
Racing with Cancer Research UK
UK Triathlon is an official Cancer Research UK charity partner. Choose to fundraise as part of your entry, or race for a charity close to you — every finish line makes a difference.
WHY RACE WITH US
Everything you need for race day, sorted.
Built for first-timers
Clear category options and beginner-friendly pacing — your first triathlon should feel achievable, not intimidating.
Relay teams welcome
Enter solo or as a 2–3 person relay team, and swap a teammate in any time before race day.
Track your results
Check your times and see where you sit in the league after the race.