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Half marathons in Dorset

Find half marathons near me in Dorset 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... Sea... Running as it should be. Run along both Boscombe and Bournemouth piers on a stunning coastal route as part of the Run Bournemouth weekend running festival.
  • Sun 12 Oct
  • £44.75-£50
  • 18 charities
  • Sun 12 Oct
  • £44.75-£50
  • 18 charities
Bournemouth, Dorset, UK

Bournemouth Half Marathon

Sun... Sea... Running as it should be. Run along both Boscombe and Bournemouth piers on a stunning coastal route as part of the Run Bournemouth weekend running festival.

  • Chip timing
  • Enter online
  • Flat
  • PB
  • Traffic free
  • Age 17 & over
  • 13.1 miles road running + 101 m ascent
MoRunning brings everyday people together with the focus being to inspire you, your family, your kids and your friends to have the best time running! Get ready for the half marathon, Poole!
  • Sat 8 Nov
  • £30-£35
  • Sat 8 Nov
  • £30-£35
Poole, Dorset, UK

Poole MoRun | Half Marathon

MoRunning brings everyday people together with the focus being to inspire you, your family, your kids and your friends to have the best time running! Get ready for the half marathon, Poole!

  • Chip timing
  • Enter online
  • Undulating
  • Age 17 & over
  • 13.1 miles trail running
Taking place from the iconic Weymouth and Portland National Sailing Academy, all abilities can take part in this festival of running in what is possibly the most stunning of coastal trail locations.
  • Sun 8 Feb 2026
  • £32-£34
  • Sun 8 Feb 2026
  • £32-£34
Portland, Dorset, UK

Portland Coastal Half Marathon

Taking place from the iconic Weymouth and Portland National Sailing Academy, all abilities can take part in this festival of running in what is possibly the most stunning of coastal trail locations.

  • Chip timing
  • Enter online
  • Undulating
  • Age 17 & over
  • 13.1 miles trail running + 1172 ft ascent
  • Sat 6 Dec
Swanage, Dorset, UK

EnduranceLife - Dorset | Half Marathon

  • 13.1 miles trail running + 1719 ft ascent
  • Sun 25 Jan 2026
Ringwood, Dorset, UK

Moors Valley Wildwood Trail Series Half Marathon & 10K | Half Marathon Canicross

  • 13.1 miles trail running
  • Sun 25 Jan 2026
Ringwood, Dorset, UK

Moors Valley Wildwood Trail Series Half Marathon & 10K | Half Marathon

  • 13.1 miles trail running
  • Sun 15 Mar 2026
Weymouth, Dorset, UK

Weymouth Half Marathon | Half Marathon

  • 13.1 miles road running + 463 ft ascent

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