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10K runs in Wales in December 2025

Find 10k runs near me in Wales in December 2025 - filter by date or location, display on a map or use the advanced search to find your perfect race.

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Alyn Waters is a great place for trail running! The country park is accessible, the paths easy to follow and with a variety of terrain, and with a few ups and downs to make you really earn your medal!
  • Sat 6 Dec
  • £21.50
Wrexham, Clwyd, UK

Alyn Waters Winter Trails | 5K & 10K | 10K Trail

Alyn Waters is a great place for trail running! The country park is accessible, the paths easy to follow and with a variety of terrain, and with a few ups and downs to make you really earn your medal!

  • Chip timing
  • Enter online
  • Age 15 & over
  • 10 km trail running
Come and join the day of running and aim to complete a 10K at your own pace on a scenic course then receive a bobble hat, themed medal and goody bag at the finish!
  • Sun 21 Dec
  • £27-£32
Aberdare, Mid Glamorgan, UK

A Christmas Carol Bobble Hat Run | Wales | 10K

Come and join the day of running and aim to complete a 10K at your own pace on a scenic course then receive a bobble hat, themed medal and goody bag at the finish!

  • Enter online
  • Age 16 & over
  • 10 km road running
  • Sun 7 Dec
Swansea, West Glamorgan, UK

The Great Christmas Fun Run | 10K

  • 10 km road running

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