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Road Half marathons in Gwynedd

Find road half marathons in Gwynedd in 2025/2026 - 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 4 Oct 2026
Bangor, Gwynedd, UK

Bangor City 10K & Half Marathon | Half Marathon

  • 13.1 miles road running

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