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Half marathons in Dorset

Find half marathons in Dorset 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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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
  • £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
Set along the beachfront promenade at Southbourne (SoBo), choose your own distance from 5K to ultra, along this flat, tarmacked, lapped route suitable for all abilities.
  • Sun 14 Dec
  • £37.50-£39.50
Bournemouth, Dorset, UK

SoBo Series | Volume 1 | Step into Christmas

Set along the beachfront promenade at Southbourne (SoBo), choose your own distance from 5K to ultra, along this flat, tarmacked, lapped route suitable for all abilities.

  • Newcomers
  • Enter online
  • Flat
  • Traffic free
  • Event village
  • Coast
  • Public transport links
  • Age 18 & over
  • 7 hrs road running + 0 ft ascent
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
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
Set along the beachfront promenade at Southbourne (SoBo), choose your own distance from 5K to ultra, along this flat, tarmacked, lapped route suitable for all abilities.
  • Sun 15 Feb 2026
  • £37.50-£39.50
Bournemouth, Dorset, UK

SoBo Series | Volume 2 | My Funny Valentine

Set along the beachfront promenade at Southbourne (SoBo), choose your own distance from 5K to ultra, along this flat, tarmacked, lapped route suitable for all abilities.

  • Newcomers
  • Enter online
  • Flat
  • Traffic free
  • Event village
  • Coast
  • Age 18 & over
  • 7 hrs road running + 0 ft ascent
Missed out on the London Marathon Ballot? No probem! 'London Calling' is the special 'Not London' event!
  • Sun 26 Apr 2026
  • £37.50-£39.50
Blandford Forum, Dorset, UK

London Calling

Missed out on the London Marathon Ballot? No probem! 'London Calling' is the special 'Not London' event!

  • Newcomers
  • Enter online
  • Traffic free
  • Event village
  • Urban
  • Age 18 & over
  • 7 hrs multi terrain running + 33 ft ascent
Set along the beachfront promenade at Southbourne (SoBo), choose your own distance from 5K to ultra, along this flat, tarmacked, lapped route suitable for all abilities.
  • Sun 17 May 2026
  • £37.50-£39.50
Bournemouth, Dorset, UK

SoBo Series | Volume 3 | Good Vibrations

Set along the beachfront promenade at Southbourne (SoBo), choose your own distance from 5K to ultra, along this flat, tarmacked, lapped route suitable for all abilities.

  • Newcomers
  • Enter online
  • Flat
  • Traffic free
  • Event village
  • Coast
  • Age 18 & over
  • 7 hrs road running + 0 ft ascent
Set in the heart of the beautiful New Forest, with a Grade I listed 'calendar' manor house as the backdrop, this is a technical trail loop suitable for all abilities.
  • Sun 20 Sep 2026
  • £37.50-£39.50
Christchurch, Hampshire, UK

Something to Talk About

Set in the heart of the beautiful New Forest, with a Grade I listed 'calendar' manor house as the backdrop, this is a technical trail loop suitable for all abilities.

  • Families
  • Newcomers
  • Enter online
  • Undulating
  • Traffic free
  • Event village
  • Age 18 & over
  • 7 hrs trail running + 404 ft ascent
Set along the beachfront promenade at Southbourne (SoBo), choose your own distance from 5K to ultra, along this flat, tarmacked, lapped route suitable for all abilities.
  • Sun 27 Sep 2026
  • £37.50-£39.50
Bournemouth, Dorset, UK

SoBo Series | Volume 4 | Stop me (if you think you've heard this one before)

Set along the beachfront promenade at Southbourne (SoBo), choose your own distance from 5K to ultra, along this flat, tarmacked, lapped route suitable for all abilities.

  • Newcomers
  • Enter online
  • Flat
  • Traffic free
  • Event village
  • Coast
  • Public transport links
  • Age 18 & over
  • 7 hrs road running + 0 ft ascent
Sun, sea and 13.1 miles of stunning coastline — a spectacular half marathon taking you across both Bournemouth piers, as the headline event of the Run Bournemouth running festival!
  • Sun 11 Oct 2026
  • £43.25-£51.50
  • 5 charities
Bournemouth, Dorset, UK

Bournemouth Half Marathon

Sun, sea and 13.1 miles of stunning coastline — a spectacular half marathon taking you across both Bournemouth piers, as the headline event of the Run Bournemouth running festival!

  • Chip timing
  • Enter online
  • Flat
  • PB
  • Traffic free
  • Age 17 & over
  • 13.1 miles road running + 101 m ascent
  • Sat 6 Dec
Swanage, Dorset, UK

EnduranceLife - Dorset | Half Marathon

  • 13.1 miles trail running + 1719 ft ascent
  • Sun 7 Dec
Christchurch, Hampshire, UK

New Forest Xmas Trails | 30K

  • 30 km trail running + 883 ft ascent
  • Sun 25 Jan 2026
Ringwood, Dorset, UK

Moors Valley Wildwood Trail Series Half Marathon & 10K

  • 10K run
  • CaniCross 2
  • Half marathon
  • Sun 1 Feb 2026
Sherborne, Dorset, UK

Blackmore Vale Half Marathon and Fun Run | Half Marathon

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

Weymouth Half Marathon | Half Marathon

  • 13.1 miles road running + 463 ft ascent
  • Sun 22 Mar 2026
Bournemouth, Dorset, UK

Bournemouth Bay Run | Half Marathon

  • 13.1 miles road running
  • Sun 26 Apr 2026
Wimborne, Dorset, UK

The Chase Trail Run | Half Marathon

  • 13.1 miles trail running
  • Sun 10 May 2026
Dorchester, Dorset, UK

Hardy Half Marathon | Original Hardy Half - 13.1 Miles

  • 13.1 miles trail running + 1332 ft ascent

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