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Marathons in North Wales

Find marathons near me in North Wales for 2024/2025 - search by date or place, display on a map or use the advanced search to find your perfect race.

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The only way is up with this race along the Offas Dyke footpath. The scenery and terrain become more and more beautiful, and challenging as you go!
  • Sun 19 Jan 2025
  • FREE-£39.50
  • Sun 19 Jan 2025
  • FREE-£39.50
Prestatyn, Clwyd, UK

Sea 2 Summit | Offa's Dyke Half/Full/Ultra | Full Marathon

The only way is up with this race along the Offas Dyke footpath. The scenery and terrain become more and more beautiful, and challenging as you go!

  • Chip timing
  • Enter online
  • Age 18 & over
  • 26.2 miles trail running
The most epic trail marathon in Wales! Iconic and spectacular trails, circumnavigating then climbing the slopes of Wales' highest peak - Yr Wyddfa (Snowdon).
  • Sat 12 Jul 2025
  • £57.99-£61.99
  • Sat 12 Jul 2025
  • £57.99-£61.99
Caernarfon, Gwynedd, UK

XTERRA Snowdonia Trail Marathon Eryri

The most epic trail marathon in Wales! Iconic and spectacular trails, circumnavigating then climbing the slopes of Wales' highest peak - Yr Wyddfa (Snowdon).

  • Chip timing
  • Enter online
  • Mountainous
  • Age 18 & over
  • 27.3 miles trail running + 1685 m ascent
  • Sat 14 Jun 2025
Ruthin, Clwyd, UK

Black Mountains 50 & 32 Mile Ultra, Marathon & Half Marathon | Marathon

  • 27 miles trail running + 5505 ft ascent

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