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Half marathons in Devon in May 2026

Find half marathons in Devon 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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By popular demand, a half marathon trail race has been added to the multi-sports weekend at the scenic Roadford Lake, with an inclusive and encouraging atmosphere, and lakeside camping.
  • Sat 16 May
  • £28
Lifton, Devon

Roadford Lake Trail Races | Half Marathon

By popular demand, a half marathon trail race has been added to the multi-sports weekend at the scenic Roadford Lake, with an inclusive and encouraging atmosphere, and lakeside camping.

  • 13.1 miles trail running + 1298 ft ascent
  • Chip timing
  • Enter online
  • Age 15 & over
  • Sat 16 May
  • £48-£50
Plymouth, Devon

Race The Tide | Long Half-Marathon

  • 15 miles trail running
  • Sun 17 May
  • £42-£67.95
Plymouth, Devon

Run Plymouth | Plymouth Half Marathon

  • 13.1 miles road running
  • Sun 24 May
  • £45
Exeter, Devon

Bishop Fleming Great West Run | Half Marathon

  • 13.1 miles road running + 722 ft ascent

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