Popular distances
Run types
Events
Parkruns
Organisers
Charities
Guides
Articles
Nothing matches “” yet — try a place, distance or event name.
Marathons Found in Wales
The most comprehensive list of Marathons in Wales in 2026 - 2027. Find your perfect race!
Entries closed
Showing 41–41 of 41 events
Cookie settings
Cookies are small text files a website stores on your device. Choose which ones we can use below. You can change your mind at any time.
These cookies keep the site working: signing you in, remembering your basket and checkout, protecting forms, and keeping payments secure. They can't be switched off.
These remember choices you make, like your approximate location when you share it or the place you choose to see events near, events you've opened, or that you've dismissed the regional site prompt. They're only set when you use the feature.
These help us see how people use the site so we can fix problems and improve it. With them on, PostHog records how you move around our pages. Passwords are always hidden from the recording.
These track your browsing across websites so we and our partners can show you more relevant adverts. We don't set any at the moment. If we add them, they will only be set if you allow them here.
See every cookie we use, and how long it lasts, on our cookie information page.
