Events / Road Running

Jones o Gymru Anglesey Half Marathon and 10k 2025

The stunning Jones o Gymru Anglesey Half Marathon & 10km - The most beautiful half marathon in North Wales!

Flanked by breathtaking views of North Wales' Eryri (Snowdonia) National Park and the Menai Straits, the sheer beauty and uniqueness of this event is ultimately what draws people from all over the UK to Anglesey to take part, year after year.

The Jones o Gymru Half Marathon and 10k are perfect for all abilities with hundreds of first-timers, fundraisers and seasoned runners lining up together at the start. Providing the perfect mid-point for any marathon preparation, this beautiful undulating course with stunning scenery is perfect for an early-season personal best.

Also included in this great event is the Dragons Dash Kids 1.2 mile race, for kids as young as 5; there really is something for everyone!


02 Mar 2025


Menai Bridge, Anglesey

Choose your distance

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Jones o Gymru Anglesey Half Marathon and 10k 2025

Half Marathon

02 Mar 2025

Run: 13.1 miles

Find out more Anglesey Half Marathon 2025
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Jones o Gymru Anglesey Half Marathon and 10k 2025


02 Mar 2025

Run: 10km

Find out more Anglesey 10km 2025
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Jones o Gymru Anglesey Half Marathon and 10k 2025

Dragons Dash

02 Feb 2025

Run: 1.2 miles

Find out more Dragons Dash 2025

What's Included

The Anglesey Half Marathon event village in Menai Bridge, North Wales

Lively Event Village

Music, commentary, shopping, food, secure bag drop and toilets

Children crossing the finish line with athlete at Anglesey Half Marathon

Family Friendly Vibes

Family finishes and plenty to see and do

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On Course Support

Friendly marshals, signage, energy stations and support vehicles

North Wales Slate Anglesey Half Marathon finishers' memento

Unique Finisher Mementos!

Beautifully designed to reflect our event locations and local history.

View of the Menai Suspension Bridge & Menai Straits in North Wales

Spectacular Scenery

Views across Anglesey and the Eryri (Snowdonia) Mountains

Finisher crossing the line at the Anglesey Half Marathon & 10k, North Wales

Professional Timing

Chip timing & live online results

Finishers at the Anglesey Half Marathon with North Wales based Jones o Gymru crisps

Loved the Slate and Mug as mementos. So much more useful and environmentally friendly than a medal. This was my first Anglesey Half Marathon and it's gone straight into my top 5. Beautiful course and exceptional organisation. All in all a fantastic race experience!

Race Participant

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