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Trail 10K runs in South Wales in Spring

Find trail 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.

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Didn't get a ballot entry into The London Marathon? Don't panic, come and experience this 10K event instead and earn a fantastic London-themed medal!
  • Sun 26 Apr
  • £15-£27
Aberdare, Mid Glamorgan

The Nearly But Not Quite London Marathon | Wales | 10K

Didn't get a ballot entry into The London Marathon? Don't panic, come and experience this 10K event instead and earn a fantastic London-themed medal!

  • 10 km trail running
  • Enter online
  • Traffic free
  • Age 16 & over
  • Sat 11 Apr
  • £29.95
Swansea, West Glamorgan

RTT Gower Trail Half Marathon & 10K | 10K

  • 10 km trail running
  • Sat 9 May
  • £30
Port Talbot, West Glamorgan

Wild Hybrid Wales - Margam Country Park Solos | 10K Ruck Run

  • 10 km trail running
  • Sun 24 May
  • £17.70-£19.70
Pontypridd, Mid Glamorgan

Treforest 10K

  • 10 km trail running + 200 ft ascent

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