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Road Half marathons in Wales in May 2026

Find road half marathons in Wales in May 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 10 May 2026
Llanrwst, Clwyd, UK

Snowdonia Half Marathon

  • 13.1 miles road running + 1919 ft ascent

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