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Road Half marathons in North Wales in Spring

Find road half marathons in North Wales in Spring - filter by date, location or category, display on a map or use the advanced search to find your perfect race.

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  • Sun 1 Mar 2026
Anglesey, Isle of Anglesey, UK

Jones o Gymru Anglesey Half Marathon

  • 13.1 miles road running + 889 ft ascent
  • Sun 29 Mar 2026
Llandudno, Clwyd, UK

Llandudno Half Marathon & 10 Mile | Half Marathon

  • 13.1 miles road running
  • Sun 10 May 2026
Llanrwst, Clwyd, UK

Snowdonia Half Marathon

  • 13.1 miles road running + 1919 ft ascent

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