Castle Race Series | Lough Cutra Castle

The Castle was built during the Gothic revival period and is idyllically situated overlooking the Estate’s 1,000 acre lake (the largest privately owned lake in Europe), home to this event’s open-water swims.

Book now

Get here

Truly iconic courses in the West of Ireland. The weekend will host a huge range of races for all ages and abilities. Whether you’re 9 or 90 years old, a first-timer or an elite, you can pick from our triathlon, duathlon, aquabike, aquathlon, run and swim races.

This year, we celebrate 10 years at Lough Cutra, so why not join us for the celebrations! We have also changed our 2.5k and 5k swim courses at Lough Cutra for the 2022 season.

This event is governed by Triathlon Ireland, and if you’re competing in a triathlon or multisport event you will need a valid membership or day licence to compete.

You can find TI Safeguarding Statement here

Buy TI Day Licence

TI Rules

We are delighted to have partnered with Macmillan Cancer Support for another year. They do whatever it takes to give people affected by cancer the support they need. Macmillan are going all out to support people with cancer. But they can’t do it without you.

You can support Macmillan by signing up for a charity place and committing to fundraise, making a donation via the registration form, or via our 2022 Series JustGiving page.

Learn more

Book Charity Place

Donate Now

Medals & Prizes

We present trophies to 1st place winners, and prize pots for podium place of the Olympic and Gauntlet triathlons. All participants receive a medal, and if you'd like to remember your times go to your Active account and click 'Purchase Merchandise' to add Medal Insert to your booking.

Order insert

Photography

Photographers are positioned around the course, finish line, and event village to capture you in action. 50% off ALL your Official Digital Photos if you buy online now - just £15! Terms apply.

Order now

Merchandise

Train for your race in Castle Race Series Kit and purchase a finisher t-shirt to make sure everyone know you've conquered the castle!

Shop now

Coaching

Tri Training Harder help athletes prepare for our iconic events through different coaching packages which include race specific training plans, pre-event training sessions and a virtual training club.

Learn more

Travel

We partner with Stena Line and Irish Ferries to offer our competitors exclusive discounts for traveling to Ireland. More information is shared in your confirmation email.

Spectators

This event is a fantastic day out - we welcome supporters to come along, 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.

Camping

We host a family campsite for tents and caravans in the castle grounds with pitches starting at £30. Go to your Active account and click ‘Purchase merchandise’ to add camping on your registration page.

Book now

Results

Have a look at the event results from 2021 to see how our athletes performed to inspire your racing in 2022.

Learn more

Fuelling

Precision Fuel & Hydration's electrolyte drinks, energy gels and chews will be available at our feed stations this season. Try out their taster pack in your training, see booking email for special 15% discount code.

Learn more

Bike Hire

British Bike Hire offer an exclusive 20% discount to Castle Race Series athletes for event day bike hire and special prices on long term bike hire.

Learn more

Buy Wetsuits

Yonda put your performance as their focus and offer our athletes special discounts codes for buying wetsuits made from sustainable, earth friendly neoprene. See your booking email for 15% discount code.

Learn more

Hire Wetsuits

We have partnered with TriWetsuitHire who are the quick, easy and affordable solution for making sure you have a high performance technical wetsuit for your race. See 10% discount code in booking email.

Learn more