Race calendar · Wales, United Kingdom
Running races in Wales
135 upcoming races across Wales. Every date checked against the organiser. Your next race, seen from above.
Caernarfon, Wales · seen from above
135 upcoming races across Wales. Every date checked against the organiser. Your next race, seen from above.
Iconic mountain marathon through Snowdonias dramatic peaks
Two closed-road laps through the walled town of Tenby
Four distances across the Brecon Beacons' high peaks
Woodland trails past Llanddwyn Island toward Snowdonia views
A Movember run through Cardiff's Bute Park
Cliff top trails across Britains first protected coastal landscape
Crosses the Llŷn Peninsula, coast to coast
Cliff top trails across Britains first protected coastal landscape
30-mile ultra through the Brecon Beacons
Ultra and marathon trails through the wild Brecon Beacons peaks
Every race here is published by its organiser; RunCalendar checks the date and the entry window against the organiser's own page and rebuilds this calendar every night. A confirmed date shows its day; a provisional one shows only its month. Last updated 22 October 2026.