Harlech Sprint Duathlon; perfect duathlon… | Always Aim High Events


Events / Duathlon

Harlech Duathlon 2024

We're thrilled that 2024 will also host the Welsh Triathlon Duathlon Championships*

Under the castle's watchful eye, the Harlech Sprint Duathlon is one of the best-loved races on the calendar. With a stunning cycle sandwiched between two short runs, it's perfect for beginners and a great season opener for the more competitive. Explore the historic town, beautiful coastline and cross the finish line to a knight's welcome!

Harlech is a small town with a big heart and this duathlon represents it perfectly!

This event is an Always Aim High Community Event. Profits from our Community Events go towards supporting amazing local projects and community groups like Harlech Triathlon Club, the Community Council and Mountain Rescue.

The Harlech Duathlon will once again host the Welsh Triathlon National Championships, don’t miss out on an early season opportunity to battle it out for national honours under the shadow of the iconic Harlech Castle. There is no need to pre-register your intention to compete for a National Championship award. All you need to do is enter your event and make sure you’re a Welsh Triathlon Member.

*All Welsh Triathlon members will automatically be considered within the Welsh Championship races. However, you must enter the race by the end of the weekend before to be eligible for Welsh Championship podium places. When entering, please make sure that the details you input, match your Welsh Triathlon membership profile i.e. correct full name, correct date of birth, or you will not be included in the Championship results.


14 Apr 2024




Closing Date: 10.04.2024


Choose your distance

Bike rifer in the Harlech Triathlon & Duathlon rides in front of the castle

Harlech 2024


14 Apr 2024

Run: 5km

Bike: 21.5km

Run: 2.2km

Find out more Harlech Sprint Duathlon 2024
Race Photography
Race Photography Banner Mobile Version

What's Included

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Lively Event Village

Music, commentary, shopping and food with a fun and supportive atmosphere

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Friendly and Inclusive

Something for everyone

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On Course Support

Brilliant marshals, signage and pick up vehicles

Harlech Slate Coaster

Unique Finisher Mementos!

Beautifully designed to reflect our event locations and local history.

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Spectacular location

Castles, coast and a historic town


Professional Timing

Chip timing, live tracker and online results

Event Partners

Working with local communities