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Half Marathons Found in the South West

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Half Marathons In the South West 2025 - 2026

The most comprehensive list of Half Marathons in the South West in 2025 - 2026 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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Bristol

Bristol

Race Calendar: Half Marathons In the South West

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Two Tunnels Railway Races (Ultra, Marathon, Half Marathon, 10km, 5km, Colourburst)

Bath, Bath and North East Somerset
17 Aug 25
£10.80 - £81.00
4.6

Spice Up Your Run - Wales

Dare Valley Country Park, Aberdare, CF44 7PS
24 Jan 26
£18.00 - £35.00

Moors Valley Wildwood Trail Series Half Marathon & 10K

Ringwood, Hampshire
25 Jan 26
£22.00 - £32.00

Chepstow Running Festival

Chepstow, Monmouthshire
25 Jan 26
£28.00 - £142.00
4.3

The Cardiff 5k, 10k and Half Marathon Winter Warmer Run

Cardiff
01 Feb 26
£25.00 - £30.00
4.9

HAMELDOWN HAMMER

Newton Abbot, Devon
28 Feb 26
£38.00 - £82.00
5.0

St David's Day Dragon Run 2026

Dare Valley Country Park, Dare, Aberdare, Wales, CF44 7PS
01 Mar 26
£18.00 - £35.00

Taunton Half Marathon and Kids Kilometre Fun Run

Taunton Town Centre
01 Mar 26
£8.17 - £42.13

The Pendine Sands Races

Carmarthen, Carmarthenshire
05 Apr 26
£29.00 - £300.00
5.0

The Nearly But Not Quite London Marathon - Wales

Dare Valley Country Park, Aberdare, CF44 7PS
26 Apr 26
£18.00 - £35.00

Radyr & Morganstown Half Marathon and Marathon

Cardiff
09 May 26
£40.00 - £50.00
4.8

Chepstow Running Festival

Chepstow, Gwent
15 Aug 26
£28.00 - £142.00
4.3

Barrows And Downs

Tilshead Water Tower. Tilshead. Salisbury SP3 4SG
11 Oct 25
£35.00 - £45.00
5.0

Salisbury Plain Winter Edition

Old Fowler Barracks, Ludgershall road, Ludgershall, SP11 9RR. ​
06 Dec 25
£37.36 - £53.28
4.4
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