The latest news and stories from across the Castle Race Series.
Big news: truefuels is our new Official Fuelling Partner! Founded by Olympic champion Alistair Brownlee, truefuels delivers elite, science-led nutrition — and you’ll now find it available on course at our longer-distance events to keep you fuelled when it matters most.
We’re ready for another big season of goals, training, and unforgettable race days — and we’re excited to have you with us.
Whether 2026 is your first triathlon or your biggest season yet, we’ve got you covered. Check out our beginner’s guide if you’re just starting out, or start planning your race calendar if you’re ready to take on new challenges.
Signing up for your first triathlon is exciting, but knowing what to wear for race day can feel overwhelming.
This blog breaks down what to wear for your first race, shares simple gear tips, and helps you choose practical, budget-conscious options so you can focus on enjoying the experience and crossing that finish line.
New to triathlon?
This Triathlon for beginners guide explains race formats, transitions, terminology, and what to expect on race day.
December is all about gearing up for your next big adventure! Whether you’re a first-timer or a seasoned racer, now’s the perfect time to get inspired, organised, and race-ready.
Check out our winter training tips, stay motivated, and don’t miss our amazing Maldives giveaway with SwimTrek!
Une saison 2025 exceptionnelle touche à sa fin, de Lough Cutra à Hever Castle, avec des milliers d’athlètes, 122 courses et cinq sites spectaculaires. Alors que nous tournons la page, 2026 s’annonce encore plus passionnant.
Nos offres Black Friday arrivent le 19 novembre avec nos meilleurs prix de l’année sur tous les événements au Royaume-Uni, en Irlande et en France. Le calendrier 2026 est désormais en ligne — il est temps de planifier vos nouveaux défis, du triathlon au Bastion full iron.
Nouveautés : une plateforme de réservation repensée, des stages d’entraînement au Portugal, et toujours notre programme Trading Places pour courir gratuitement.
À vous de jouer pour 2026 !
What a year it’s been! From Galway’s Lough Cutra Castle to the iconic finish lines at Hever, 2025 has been spectacular. We’ve loved welcoming new athletes, seeing familiar faces return, and sharing unforgettable race weekends.
Now it’s time to look ahead to 2026 — and to help you plan your next season, our Black Friday deals go live this Wednesday!
Get ready for our lowest prices of the season across all events: three epic UK castle races, one in Ireland, and an unforgettable weekend in Northern France. Whether chasing a PB or a new adventure, now is the perfect time to book.
S’engager sur un triathlon full iron-distance est une étape immense — qui demande de la préparation, de l’engagement et beaucoup de détermination. Les coaches de Tri Training Harder, l’un des meilleurs organismes de coaching triathlon au Royaume-Uni, partagent leurs conseils d’experts pour vous aider à répondre à la question : suis-je prêt à relever le défi de Le Bastion en 2026 ?
Taking on a full iron-distance triathlon is a huge step — one that demands preparation, commitment, and a whole lot of heart. The coaches at Tri Training Harder, one of the UK’s leading triathlon coaching providers, share their expert advice to help you decide: am I ready to take on The Bastion in 2026?
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