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Trail Marathons in Wales in Summer

Find trail marathons in Wales in Summer - filter by date, location or category, 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 12 Jul
  • £59.99-£64.99
Caernarfon, Gwynedd, UK

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).

  • 27.3 miles trail running + 1685 m ascent
  • Chip timing
  • Enter online
  • Mountainous
  • Age 18 & over
  • Sat 6 Jun
  • £54-£64
Pwllheli, Gwynedd, UK

The North Wales Pilgrim Trail Marathon

  • 42 km trail running
  • Sat 18 Jul
  • £89
Swansea, West Glamorgan, UK

Gower Peninsula Ultra Challenge | Marathon 42K Loop

  • 42 km multi terrain running + 900 m ascent

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