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Half Marathons Found in the South West
View all ↓Half Marathons In the South West 2026 - 2027
The most comprehensive list of Half Marathons in the South West in 2026 - 2027 including Half Marathons near Bristol, Bournemouth, Plymouth, Bath and Cheltenham. Find your perfect race!
Top Tip: Viewing this page in the default “Featured view” will show you all the Best Half Marathons in and around the South West. If you’re ready to set yourself a challenge right now then switching to “Bookable view” will show you those that can be booked instantly and securely through Find A Race. Guarantee your place today and get training :-)
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Race Calendar: Half Marathons In the South West
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Chippenham Half Marathon 2026
Chippenham, Wiltshire
Sun 13 Sep 26
£23.00 - £136.00
Wight Lines
Hurst Rd, Milford on Sea, Lymington SO41 0PY
Sun 25 Oct 26
£42.13
Spooky Challenge Day 1
Bridestow, Devon
Sat 31 Oct 26
£36.00
The Cardiff 1.5k, 5k, 10k & Half Marathon MoRun
Cardiff
Sun 01 Nov 26
£12.00 - £30.00
5.0
Spooky Challenge Day 2
Bridestow, Devon
Sun 01 Nov 26
£36.00
Beacons Ultra, Marathon & Half Marathon
Brecon, Powys
Sat 07 Nov 26
£20.00 - £80.00
4.0
Afan Forest Trail Half Marathon & 10k
Bryn Bettws Lodge, Port Tolbot SA12 9SP
Sat 14 Nov 26
£27.18 - £35.55
5.0
NEW FOREST BROCKENHURST TRAIL RUN (SATURDAY)
Brockenhurst, Hampshire
Sat 14 Nov 26
£32.50 - £42.50
5.0
The Southampton 1.5k, 5k, 10k & Half Marathon MoRun
Southampton
Sun 15 Nov 26
£12.00 - £30.00
The Bristol 1.5k, 5k, 10k & Half Marathon MoRun
Bristol, North Somerset
Sun 15 Nov 26
£12.00 - £30.00
Bath Hilly Half & Ultra 10k
Bath, Avon
Sun 15 Nov 26
£27.00 - £33.00
4.5
The Maverick Dark Castle Trail 2026 - Friday
Wareham, Corfe Castle, Dorset
Fri 20 Nov 26
£9.10 - £40.90
The Smurf Run - Wales
Dare Valley Country Park, Aberdare, CF44 7PS
Sat 21 Nov 26
£18.00 - £34.00
RACE THE LIGHT
Plymouth, Devon
Sat 28 Nov 26
£42.00 - £52.00
3.7
Machen Trail Races: Half and Full Marathons
Caerphilly, Mid Glamorgan
Sat 28 Nov 26
£40.00 - £50.00
4.9
THE DOOMSDAY RUN
Wareham, Dorset
Sun 29 Nov 26
£30.00 - £50.00
Step into Christmas
Southbourne Beach, Bournemouth, Dorset
Sun 13 Dec 26
£42.13
Santa Run Wales
Dare Valley Country Park, Aberdare, CF44 7PS
Sat 19 Dec 26
£12.94
The Snow Globe Gallop Bobble Hat Run - Wales
Dare Valley Country Park, Aberdare, CF44 7PS
Sun 20 Dec 26
£26.00 - £40.00
PAGAN TRAILS
Newton Abbot, Devon
Sat 23 Jan 27
£52.00 - £82.00
Chepstow Running Festival
Chepstow, Gwent
Sun 24 Jan 27
£30.00 - £36.00
4.3
My Funny Valentine
Southbourne Beach, Bournemouth, Dorset
Sun 14 Feb 27
£42.13
St David's Day Dragon Run 2027
Dare Valley Country Park, Dare, Aberdare, Wales, CF44 7PS
Sun 28 Feb 27
£18.00 - £35.00
Wight Riot
Hurst Rd, Milford on Sea, Lymington SO41 0PY
Sun 07 Mar 27
£42.13
Bath Half Marathon
Bath, Bath and North East Somerset
Sun 14 Mar 27
£20.00
4.6
Space Oddity
Hurn Forest, Hospital Services Cricket Club, Neptune Drive, St Leonards, Ringwood BH24 2FB
Fri 26 Mar 27
£42.13
Intergalactic
Hurn Forest, Hospital Services Cricket Club, Neptune Drive, St Leonards, Ringwood BH24 2FB
Sat 27 Mar 27
£42.13
The Pendine Sands Races
Carmarthen, Carmarthenshire
Sun 11 Apr 27
£30.00 - £40.00
5.0
AJ Bell Great Bristol Half
Bristol, Bristol City
Sun 09 May 27
£30.00
4.5
Chepstow Running Festival
Chepstow, Gwent
Sat 14 Aug 27
£30.00 - £36.00
4.3
Tarka Trail Railway Races (50km, Marathon, 25km, Half, 10km, Colourburst)
Barnstaple, Devon
Sun 28 Jun 26
£10.80 - £70.20
Cardiff Running Festival
Cardiff, South Glamorgan
Sun 16 Aug 26
£22.00 - £26.00
Showing 41-71 of 71 results