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Trail Half marathons in Wales in Summer

Find trail half 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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Wales' spectacular mountain half marathon! A tough route with over 1,192m of ascent, most of which is up Wales’ highest peak, with incredible views all the way to Anglesey and a downhill finish too.
  • Sun 12 Jul
  • £44.99-£49.99
Caernarfon, Gwynedd, UK

Snowdonia Trail Half Marathon Eryri

Wales' spectacular mountain half marathon! A tough route with over 1,192m of ascent, most of which is up Wales’ highest peak, with incredible views all the way to Anglesey and a downhill finish too.

  • 12.9 miles trail running + 3959 ft ascent
  • Chip timing
  • Enter online
  • Mountainous
  • Age 17 & over
  • Sat 6 Jun
  • £45
Brecon, Powys, UK

Midnight Mountain Marathon | Half Marathon

  • 13.1 miles road running + 1425 ft ascent

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