6
10K runs in South Wales in Spring
Find 10k runs in South Wales in Spring - filter by date, location or category, display on a map or use the advanced search to find your perfect race.
Filter by date
Filter by place
Filter by category
MapEvent listings
Select an event for photos, video, route, location, reviews, entry fees and how to enter.
- Sun 1 Mar 2026
- £22-£27
Aberdare, Mid Glamorgan, UK
St Davids Day Dragon Run | 10K
Come and get involved in the second St David's Day Dragon Run in the beautiful Dare Valley Country Park in, of course, Wales!
- Enter online
- Age 16 & over
- 10 km trail running
- Sun 26 Apr 2026
- £22-£27
Aberdare, Mid Glamorgan, UK
The Nearly But Not Quite London Marathon - Wales | 10K
Didn't get a ballot entry into The London Marathon 2026? Don't panic, come and run with Saturn Running instead!
- Enter online
- Age 16 & over
- 10 km trail running + 0 ft ascent
- Sun 22 Mar 2026
Port Talbot, West Glamorgan, UK
Red Warrior Multi Terrain Races
- 5K run
- 10K run
- Multi-terrain run
- CaniCross 3
- Sat 11 Apr 2026
Swansea, West Glamorgan, UK
RTT Gower Trail Half Marathon & 10K | 10K
- 10 km trail running
- Sun 10 May 2026
Caerphilly, Gwent, UK
Bryn Meadows Caerphilly 10K & Caerphilly 2K | 10K
- 10 km road running