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Events / Road Running
Jones o Gymru Anglesey Half Marathon and 10k 2025
Supporting Alder Hey Children's Charity
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 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 ideal 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 1.3-mile race, for kids as young as 5; there is something for everyone!
The Anglesey Half Marathon and 10k 2025 support Alder Hey Children's Charity. Alder Hey Children's Hospital cares for 450,000 babies, children, and young people annually, including over 3257 brave children from North Wales who needed expert care last year. If you want to fundraise please tick the box on your booking form when entering. There is no minimum amount, every penny counts - anyone who commits to raising more than £100 will receive a free running shirt from the charity.
If you would like to apply for a free charity place (minimum sponsorship £200) please contact joanne.bartels@alderhey.nhs.uk
Choose your distance
Jones o Gymru Anglesey Half Marathon and 10k 2025
Half Marathon
02 Mar 2025
Run: 13.1 miles
Jones o Gymru Anglesey Half Marathon and 10k 2025
10k
02 Mar 2025
Run: 10km
Jones o Gymru Anglesey Half Marathon and 10k 2025
Dragons Dash
02 Mar 2025
Run: 1.3 miles
What's Included
Lively Event Village
Music, commentary, shopping, food, secure bag drop and toilets
Family Friendly Vibes
Family finishes and plenty to see and do
On Course Support
Friendly marshals, signage, energy stations and support vehicles
Unique Finisher Mementos!
Beautifully designed to reflect our event locations and local history.
Spectacular Scenery
Views across Anglesey and the Eryri (Snowdonia) Mountains
Professional Timing
Chip timing & live online results
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
Event Information
Jones o Gymru Anglesey Half Marathon and 10k 2025
FAQs
Jones o Gymru Anglesey Half Marathon and 10k 2025
Travel & Accommodation
Jones o Gymru Anglesey Half Marathon and 10k 2025
Info for locals
Jones o Gymru Anglesey Half Marathon and 10k 2025
Volunteer
Jones o Gymru Anglesey Half Marathon and 10k 2025
Gallery
Jones o Gymru Anglesey Half Marathon and 10k 2025
Race Reports
Other road running
We are proud that all our events are bilingual. Signs, registration and commentary are available in English and Welsh.
Event Partners
Working with local communities
Looking after our environment
Find out more about Looking after our environment
Tees for Trees
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