11 Half marathons in South West in September 2023

Find half marathons in and around South West - filter events by date, display on a map or use the advanced search to find your perfect race.

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A stunning but tough half marathon trail race taking in the South West Coast Path for runners (and walkers) of all abilities with chip timing and medals for all plus an uplifting festival vibe!
  • Sun 10 Sep
  • £30
Kingsbridge, Devon, UK

Something Wild Festival | Summit Wild Half Marathon

A stunning but tough half marathon trail race taking in the South West Coast Path for runners (and walkers) of all abilities with chip timing and medals for all plus an uplifting festival vibe!

  • 13.1 miles trail running
  • Sun 3 Sep
  • £8
Bridgwater, Somerset, UK

Bridgwater Half Marathon | 5K Fun Run

Bridgwater Half Marathon & BWH10K is organised by Bridgwater Friends of Cancer Research UK and aims to stage a professional race with a family friendly atmosphere.

  • 5 km road running
  • Chip timing
  • Flat
  • All ages
  • 5K runs
  • Sun 3 Sep
  • £24.50-£26.50
Bridgwater, Somerset, UK

Bridgwater Half Marathon | Half Marathon

Bridgwater Half Marathon & BWH10K is organised by Bridgwater Friends of Cancer Research UK and aims to stage a professional race with a family friendly atmosphere.

  • 13.1 miles road running
  • Sun 3 Sep
  • £45
Cheltenham, Gloucestershire, UK

Run Cheltenham | Half Marathon

Run, jog or walk through one of the UK's most beautiful and historic town centres.

  • 13.1 miles road running
  • Chip timing
  • Enter online
  • Flat
  • PB
  • Traffic free
  • Age 17 & over
  • Half marathons
  • Sun 3 Sep
  • £33-£35
Dawlish, Devon, UK

City to Sea Half Marathon

Your choice of Marathon or Half Marathon (Run or Walk)

  • 13.1 miles trail running
  • Sat 9 Sep
  • £26-£28
Swindon, Wiltshire, UK

Swindon Trail Half Marathon

Welcome to the Swindon “Trail” Half marathon organised by Only Footprints Events who organise races around the Swindon area.

  • 13.1 miles trail running
  • Trees not tees
  • Newcomers
  • Enter online
  • Event village
  • Park
  • Age 17 & over
  • Half marathons
  • Sun 10 Sep
  • £29
Taunton, Somerset, UK

Blackdown Hills Trail Run | Half Marathon

Join Prosper Events for an awesome run setting off from Taunton racecourse where you will head up onto the hills & discover tucked away trails,

  • 21.2 km trail running
  • Sat 16 Sep
  • £40
Cheddar, Somerset, UK

Cheddar Gorge Road Race | Half Marathon

Make the Cheddar Road Races one of any 5 races (min distance 5km) with us over 2023 to be part of the Relish 100!

  • 13.1 miles road running
  • Chip timing
  • Enter online
  • Flat
  • PB
  • Traffic free
  • Age 17 & over
  • Half marathons
  • Sun 17 Sep
  • £34-£36
Chippenham, Wiltshire, UK

Chippenham Half Marathon

Chippenham Half Marathon organised by Chippenham Harriers

  • 13.1 miles road running
  • Trees not tees
  • Newcomers
  • Chip timing
  • Enter online
  • Flat
  • PB
  • Traffic free
  • Fancy dress
  • Event village
  • Age 17 & over
  • Half marathons
  • Sun 17 Sep
  • £18-£23
Truro, Cornwall, UK

Truro Half Marathon

The Truro Half Marathon is organised by the Truro Running Club.

  • 13.1 miles road running
  • Newcomers
  • Chip timing
  • Enter online
  • Event village
  • Rural
  • All ages
  • Half marathons
  • Sun 24 Sep
  • £27-£29
Coleford, Gloucestershire, UK

The Forest of Dean Autumn Half Marathon

This Autumn Half Marathon is run in the Forest of Dean at the end of September.

  • 13.1 miles multi terrain running
  • Newcomers
  • Chip timing
  • Enter online
  • Event village
  • Age 17 & over
  • Half marathons