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Half marathons in West Wales

Find half marathons near me in West Wales for 2025/2026 - filter by date or location, display on a map or use the advanced search to find your perfect race.

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  • Sun 21 Sep
Llanwrda, Dyfed, UK

Pumsaint Trail Half Marathon | 13 Miles

  • 13 miles trail running
  • Sun 28 Sep
Haverfordwest, Pembrokeshire, UK

Pembrokeshire Half Marathon

  • 13.1 miles road running
  • Sun 8 Feb 2026
Llanelli, Dyfed, UK

Llanelli 10K & Half Marathon | Half Marathon

  • 13.1 miles road running + 58 m ascent
  • Sun 8 Mar 2026
Burry Port, Dyfed, UK

Great Welsh Marathon Events | Half Marathon

  • 13.1 miles road running + 240 ft ascent
  • Sat 14 Mar 2026
Carmarthen, Dyfed, UK

Brechfa Trail Races: Half Marathon & Marathon | Half Marathon

  • 13 miles trail running

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