A trail runner climbs a rocky mountain path, wearing a hydration vest and surrounded by rugged peaks.

Late Season Triathlons

Triathlon season may be winding down, but you've still got time to race. New to the sport? Late-season races offer cooler conditions and a more relaxed vibe. If you're already a pro, why not cap off the season with one more challenge?

The Roc England

Taking THE ROC into the Lake District, this is an opportunity to test your resolve and focus in one of the most inspiring locations in Europe. From the swim in Windermere, the bike past the iconic Coniston Water and to the summit of England’s highest mountain and back, THE ROC ENGLAND is a race you...

Ulverston

The Roc England

Hever Castle Triathlon & Multisport

Pick your discipline - triathlon, duathlon, aquabike, aquathlon, swim and run - and choose a distance from starter to elite. Recruit your friends and celebrate completing your challenge in our festival village, featuring live music, shopping, food and drink, children’s entertainment, yoga and more....

Edenbridge

Hever Castle Triathlon & Multisport

A diverse group of people, including adults and children, are posing together in front of a purple backdrop that reads "Castle Race Series." Some children are wearing medals and sports attire, and everyone is smiling cheerfully at the camera.

Votwo Dorney Lake Triathlon

The Olympic venue, Eton Dorney, offers pan flat, traffic-free roads, and a beautiful clear lake. The venue is private and specifically hired for the purpose of a traffic-free triathlon event. Sunday 20th September 2026 Flat and very, very fast! Dorney Lake is renowned for its traffic-free, smooth ta...

Windsor

Votwo Dorney Lake Triathlon

4.5

A large group of swimmers wearing black wetsuits and orange swim caps start a race in open water. The foreground shows churning water, and the background features lush green trees under a partly cloudy sky. A "Start" banner is visible on the right side.

The One on the Lake - Dorney

Set at the spectacular, flat, and smooth-surfaced Dorney Lake near Windsor, this event for the ones that enjoy being by the water. Join for the distances in triathlon, aquabike, duathlon, aquathlon and swim!

Windsor

The One on the Lake - Dorney

4.5

Two athletes wearing medals and race bibs are smiling and standing together at a finish line. The man on the right holds a trophy. They are outdoors on a sunny day with banners and green trees in the background.

Superfeet Sandman - Triathlon & Duathlon

The final part of the Adventure Championships and a fitting close to the most epic multi-terrain, adventure triathlon series in the calendar The Superfeet Sandman has been described as the most beautiful triathlon in the race calendar. The race starts and ends in one of Anglesey’s most treasured spo...

Llanfairpwllgwyngyll

Superfeet Sandman - Triathlon & Duathlon

A person in a wetsuit and red swim cap emerges from a body of water, with water cascading down their arms. They are wearing goggles and a watch. The background features a sandy shoreline, grassy dunes, and a dramatic sky with the sun partially covered by clouds.

The Brutal Triathlons & Seriously Brutal Duathlons

Looking for a race that pushes you beyond your limits? Welcome to Brutal Events - home of Wales' original extreme triathlons and duathlons – where the scenery is stunning, the terrain is unforgiving, and the challenge is like no other. From Half Iron to Double Iron distances, and our brand-new Bruta...

Caernarfon