Château de Chantilly Triathlon & Duathlon

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From Castle Race Series

  • Date Sat 6th June 2026 - Sun 7th June 2026
  • Location Chantilly, Oise
  • Price £37.63 - £372.75
  • Races 11 races
  • Distances Super Sprint, Sprint, Iron Distance, Middle Distance / 70.3, Olympic

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Two athletes, wearing numbered bibs, running on a gravel path in a park during a triathlon event. Both are dressed in black and red athletic gear, with one slightly ahead of the other. The background features green lawns, trees, and spectators in the distance.

Château de Chantilly Triathlon & Duathlon

Sat 6th June 2026 - Sun 7th June 2026

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Event summary

Get ready for an exhilarating weekend at the Château de Chantilly Triathlon & Duathlon, organized by the Castle Race Series! Taking place from Saturday, June 6th to Sunday, June 7th, 2026, in the stunning location of Chantilly, Oise, this event is perfect for athletes of all ages and skill levels. Whether you're a newcomer or a seasoned pro, you can choose from a variety of race distances across triathlon, duathlon, swim, and run disciplines.

Experience the breathtaking beauty of the Grand Canal, a 2.5km long tributary of the Oise, during the swim races, and navigate the scenic bridleways of the Foret de Chantilly on your bike. The run courses are inspired by the historic Maison de Sylvie, adding an extra touch of charm to your experience. Bring your friends along to participate in team relays and celebrate your accomplishments in the vibrant festival village, featuring live music, delicious food, shopping, children's entertainment, yoga, and more. Don’t miss this fantastic opportunity to challenge yourself and enjoy a weekend filled with excitement and camaraderie!

Château de Chantilly Triathlon & Duathlon

Sat 6th June 2026 - Sun 7th June 2026

Two athletes, wearing numbered bibs, running on a gravel path in a park during a triathlon event. Both are dressed in black and red athletic gear, with one slightly ahead of the other. The background features green lawns, trees, and spectators in the distance. A person wearing athletic gear is running on a gravel path in front of an ornate, historic building with multiple towers and spires under a partly cloudy sky. The setting suggests a scenic location, hinting at a race or marathon taking place. A crowd of athletes in wetsuits gathers at the starting line of a triathlon event. They are preparing for the swim leg of the race, with a historic building and several race banners in the background. Some athletes are adjusting their gear and chatting among themselves. Spectators line the bank of a waterway, watching participants in a race swim past. A grand chateau is visible in the background, with flags and tents set up near the water's edge, creating a festive atmosphere. A group of swimmers in a river, surrounded by lush green trees. The swimmers create splashes as they move through the water. There's a forested area in the background, and some boats are visible among the swimmers. The scene appears to be part of an organized event. Two cyclists in full gear are racing on a shaded forest road during a sunny day. An orange and white traffic cone marks the path. Spectators and more cyclists are visible in the background. The road is flanked by green foliage and trees. A group of triathletes in blue and black gear run on a grassy path during a race. One racer in the foreground, wearing sunglasses and a white shirt, reaches for a cup from a volunteer. Other athletes and trees are visible in the background. Two women wearing athletic gear (matching navy blue tops and shorts) participate in a race, running side by side on a grassy path. Both are smiling and wearing sunglasses. Other runners and a wooded area with sunlight filtering through the trees are seen in the background. A group of runners participates in a race on a sunny day, with a historic chateau in the background. The course runs alongside a body of water, and the runners wear various athletic gear and race bibs. The scenery includes green grass and a blue sky.

Organiser's Description

Whether you’re 9 or 90 years old, a first-timer or seasoned athlete, choose from a plethora of distances in Triathlon, Duathlon, Run and Swim races. Sign up as an individual or with a team of friends in one of our relays!

Join us to race through the Grand Canal and the historic forest and town of Chantilly. Pick your discipline - triathlon, duathlon, swim and run - and choose a distance from starter to elite. Recruit your friends and celebrate completing your challenge in our festival village.

The stretch of water that plays host to the swim races is the Grand Canal, a 2.5km long tributary of the Oise. The cycle routes circumnavigate the arrow straight bridleways of the Foret de Chantilly, with the run races named after the Maison de Sylvie that it surrounds.

Throughout the weekend, athletes and spectators will be able to enjoy a fun-packed festival village featuring live music, shopping, food and drink, children’s entertainment, yoga and more.

Races

  • Sprint Plus Triathlon - 800m/ 40K Cycle / 8k Run

    Incl. All Fees

    £123.63

    Booking for more than 1?

  • Sprint Triathlon - 750m / 20K Cycle / 5k Run

    Incl. All Fees

    £107.50

    Booking for more than 1?

  • Super Sprint Triathlon - 400m / 20K Cycle / 4K Run

    Incl. All Fees

    £102.13

    Booking for more than 1?

  • Starter Triathlon - 200m / 11K Cycle / 2.5K Run

    Incl. All Fees

    £86.00

    Booking for more than 1?

  • 13-15 Years Triathlon - 300m / 4km Bike/ 1.8km Run

    Incl. All Fees

    £48.38

    Booking for more than 1?

  • 11-12 Years Triathlon - 200m / 4km Bike/ 1.3km Run

    Incl. All Fees

    £43.00

    Booking for more than 1?

  • 8-10 Years Triathlon - 100m / 2km Bike / 1.3km Run

    Incl. All Fees

    £37.63

    Booking for more than 1?

  • Le Bastion Iron Tri Xxl - 3.8km/180km/42km

    Incl. All Fees

    £372.75

    Booking for more than 1?

  • The Gauntlet Half Iron Triathlon - 1.9km/90km/21km

    Incl. All Fees

    £260.93

    Booking for more than 1?

  • Olympic Triathlon - 1.5km/40km/10km

    Incl. All Fees

    £134.38

    Booking for more than 1?

  • Duathlon Standard - 10km/40km/5km

    Incl. All Fees

    £86.00

    Booking for more than 1?

Book

  • Sprint Plus Triathlon - 800m/ 40K Cycle / 8k Run

    Incl. All Fees

    £123.63

    Booking for more than 1?

  • Sprint Triathlon - 750m / 20K Cycle / 5k Run

    Incl. All Fees

    £107.50

    Booking for more than 1?

  • Super Sprint Triathlon - 400m / 20K Cycle / 4K Run

    Incl. All Fees

    £102.13

    Booking for more than 1?

  • Starter Triathlon - 200m / 11K Cycle / 2.5K Run

    Incl. All Fees

    £86.00

    Booking for more than 1?

  • 13-15 Years Triathlon - 300m / 4km Bike/ 1.8km Run

    Incl. All Fees

    £48.38

    Booking for more than 1?

  • 11-12 Years Triathlon - 200m / 4km Bike/ 1.3km Run

    Incl. All Fees

    £43.00

    Booking for more than 1?

  • 8-10 Years Triathlon - 100m / 2km Bike / 1.3km Run

    Incl. All Fees

    £37.63

    Booking for more than 1?

  • Le Bastion Iron Tri Xxl - 3.8km/180km/42km

    Incl. All Fees

    £372.75

    Booking for more than 1?

  • The Gauntlet Half Iron Triathlon - 1.9km/90km/21km

    Incl. All Fees

    £260.93

    Booking for more than 1?

  • Olympic Triathlon - 1.5km/40km/10km

    Incl. All Fees

    £134.38

    Booking for more than 1?

  • Duathlon Standard - 10km/40km/5km

    Incl. All Fees

    £86.00

    Booking for more than 1?

What's Included

Amazing location and setting
Free Spectator Entry, terms apply
Event Village / Festival Atmosphere
Merchandise
Parking
Bag Drop
Chip Timed
Medals & Prizes
Race Photography (additional purchase)
Post race Massage (selected venues, additional charge)
Travel (ferry discounts)
Fuelling Race Nutrition
Coaching & Training advice
Wetsuit Hire discount

How to Get There

We partner with ferry and hotel companies to offer our competitors exclusive discounts for traveling to France. More information is shared in competitor information emails once you've signed up.

Parking

Follow the yellow event car parking signs as you approach the venue to ensure you are taken to the correct location. Car parks are free and located 10 minutes walk from the venue.

Governing Body

We are delighted that this event is endorsed by the Fédération Française de Triathlon. Any athletes competing in a triathlon and multisport race will need a valid race license to participate.

It is a french legal requirement that all participants show that they are fit to take part in a competitive race by submitting a medical certificate and/or a license from the federation associated with the races. This must be validated at least 2 weeks before the event.

medals, prizes & photography

MEDAL TIMING INSERT
All participants receive a medal. Order your results time iTab to commemorate your achievement at checkout

PRIZE GIVING
Trophies/prizes for 1st, 2nd and 3rd place.

RACE PHOTOGRAPHY
Photographers are positioned around the course, finish line, and event village and prize giving to capture you in action. 25% off all your Official Digital Photos if you pre-order online. Purchase from organiser website."

spectators

This event is a fantastic day out - we encourage partipants to bring their supports to explore the stunning castle grounds, cheer athletes on from numerous up-close viewing spots, enjoy the event village entertainment and soak up the festival atmosphere.

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Location

Château de Chantilly, Rue du Connétable, 60500 Chantilly, France

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Château de Chantilly Triathlon & Duathlon

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Château de Chantilly Run Series

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Sat 06 June 2026 - Sun 07 June 2026
£37.63 - £69.88

6 Jun 2026

£37.63 - £372.75

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