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5K runs in Wales in December 2026

Find 5k runs in Wales in December 2026 - filter by date, location or category, 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 5 Dec
  • £19-£21.50
Wrexham, Clwyd, UK

Alyn Waters Winter Trails | 5K & 10K

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!

  • 5K run
  • 10K run
  • CaniCross
  • Families
  • Beginner-friendly
  • Dogs allowed at venue
  • Event village
  • Park
  • Age 11 & over
Come and join in for the Christmas Carol Bobble Hat Run in the picturesque Dare Valley in Wales! At this event you can earn yourself a running buff as well as one of the incredible themed medals!!
  • Sun 20 Dec
  • £26-£36
Aberdare, Mid Glamorgan, UK

The Snow Globe Gallop Bobble Hat Run - Wales | 5K

Come and join in for the Christmas Carol Bobble Hat Run in the picturesque Dare Valley in Wales! At this event you can earn yourself a running buff as well as one of the incredible themed medals!!

  • 5 km trail running
  • Enter online
  • Age 12 & over
  • Sat 5 Dec
  • £11.50-£27
Llandudno, Clwyd, UK

Llandudno 5K Santa Dash

  • 5 km road running

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