7 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 most epic trail marathon in Wales! Iconic and spectacular trails, circumnavigating then climbing the slopes of Wales' highest peak - Yr Wyddfa (Snowdon).
  • Sun 14 Jul
  • £57.99-£59.99
  • Sun 14 Jul
  • £57.99-£59.99
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
  • Sun 12 May
Mold, Clwyd, UK

Excalibur Marathon | Marathon

  • 26.2 miles trail running
  • Sat 8 Jun
Pwllheli, Gwynedd, UK

The Pilgrims Ultras and Trail Marathon | Pilgrims Marathon

  • 26.2 miles trail running
  • Sat 15 Jun
Dolgellau, Gwynedd, UK

Salomon | Trail Marathon Wales

  • 26 miles trail running
  • Sat 6 Jul
Caernarfon, Gwynedd, UK

TEC Eryri The Crossing | Marathon

  • 44.4 km trail running
  • Sat 27 Jul
Caernarfon, Gwynedd, UK

Brutal 300 | Marathon

  • 26.2 miles multi terrain running
  • Sat 7 Sep
Caernarfon, Gwynedd, UK

Marathon Creulon | Full Marathon

  • 26.2 miles trail running

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