Running races in South Wales, Wales
Find running races in South Wales, Wales. Compare 5 upcoming events by date and location. Open a race guide for the course, recorded editions and official entry information where available.
Upcoming running events include half marathons, marathons, 10K races, 5K races and 10 mile races.
Events to explore include Elan Valley 10 Mile, Cardiff MoRun and Beacons Trail Marathon, Half Marathon & Ultra.
5 listed events · 5 with upcoming dates
Upcoming running races
5 matching events, earliest date first. Entry availability is shown separately.
Elan Valley 10 Mile
WALRhayader, South Wales
10mi road running in Rhayader.
· 10mi · Status TBC
Race details, entry and past editions →Cardiff MoRun
WALCardiff, South Wales
10K and 5K running event in Cardiff.
· 10K / 5K / Half marathon · Status TBC
Race details, entry and past editions →Beacons Trail Marathon, Half Marathon & Ultra
WALTalybont-on-Usk, South Wales
Half, Marathon trail running in Talybont-on-Usk.
· Half marathon / Marathon
Race details, entry and past editions →Entry information ↗Endurancelife Gower
WALGower Peninsula, South Wales
Half, Marathon, 5K, 10K mixed running in Gower Peninsula.
· 10K / 5K / Half marathon / Marathon · Status TBC
Race details, entry and past editions →Great Welsh Marathon & Half Marathon
WALSouth Wales (venue TBC), South Wales
Great Welsh Marathon & Half Marathon in South Wales (venue TBC).
· Half marathon / Marathon · Status TBC
Race details, entry and past editions →Race archive
Past races and previous editions
Looking back at a race? Browse the guides below for recorded editions. This section also includes events awaiting a new date and cancelled editions. Previous editions of races in the upcoming calendar are available through their race guides above.
No separate archived race guides are listed for this selection yet.
View full race archive (0) →Choosing a race in South Wales
The unfiltered upcoming calendar includes events in Cardiff (1), Gower Peninsula (1), Rhayader (1). Use the town filter to compare locations, then check the race guide for the start venue and organiser’s travel information.
Questions about running races in South Wales
Which running races are coming up in South Wales, Wales?
Elan Valley 10 Mile is listed for 31 October 2026 (status to be confirmed). Cardiff MoRun is listed for 1 November 2026 (status to be confirmed). Beacons Trail Marathon, Half Marathon & Ultra is listed for 7 November 2026. Check the race guide and organiser’s latest information before making plans.
What running distances are listed in South Wales, Wales?
Look for half marathons, marathons, 10K races, 5K races and 10 mile races in the upcoming listings. If an event offers several distances, check the individual race guide to choose the edition and distance you want to enter.
Where can I find race entry details for South Wales, Wales?
Follow the link from the race guide to the organiser or entry provider, where one is available. Check the entry deadline, eligibility and current availability there. A listed race date does not necessarily mean entries are still open.
Why has a race moved out of the upcoming calendar?
Once its listed dates have passed, a race moves to the past-editions view unless another upcoming edition is recorded. Cancelled events also leave the upcoming list. The race guide stays available, and the event returns when a new date is added.