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Half Marathons Found in the South West
View all ↓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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Race Calendar: Half Marathons In the South West
🚀Boosted
Bath & Bristol Railway Races; 50km, Marathon, 25km, Half, 10km & 2km Fun Run
Bath, Avon
12 Oct 25
£8.10 - £64.80
4.8
Fraggle Run - Wales
Dare Valley Country Park, Aberdare, CF44 7PS
20 Sep 25
£18.00 - £35.00
Bumble Bee Challenge Day 1
Exmouth, Devon
20 Sep 25
£35.00
Bumble Bee Challenge Day 2
Exmouth, Devon
21 Sep 25
£35.00
Something to talk about
Avon Tyrrell Outdoor Activity Centre, Bransgore, Christchurch BH23 8EE
28 Sep 25
£39.50
Quantock Hills Trail Half Marathon
Kilve Court - SSE Outdoors Kilve, Bridgewater Somerset, TA5 1EA
05 Oct 25
£40.00
Run Bournemouth
Bournemouth, Dorset
11 Oct 25 - 12 Oct 25
£15.00 - £44.75
4.5
Bath & Bristol Railway Races; 50km, Marathon, 25km, Half, 10km & 2km Fun Run
Bath, Avon
12 Oct 25
£8.10 - £64.80
4.8
Scare Bear Run - Wales
Dare Valley Country Park, Aberdare, CF44 7PS
18 Oct 25
£18.00 - £35.00
Afan Forest Trail Half Marathon & 10k
Bryn Bettws Lodge, Port Tolbot SA12 9SP
18 Oct 25
£31.36 - £40.77
The Giddy Horse Races: 12hr, 8hr Races (Solo & Team) Plus Canicross, Night Races, Obstacle Course Race & Trail Races
Chepstow, Gwent
25 Oct 25
£25.92 - £90.00
Wight Lines
Hordle Cliff West, Cliff Rd, Milford on Sea, SO41 0NT
26 Oct 25
£39.50
Autumn Challenge Day 1
Exmouth, Devon
01 Nov 25
£35.00
DEVON TRAIL RACES
Roadford Lake, Broadwoodwidger, Lifton, PL16 0RL
01 Nov 25
£29.68 - £33.92
Autumn Challenge Day 2
Exmouth, Devon
02 Nov 25
£35.00
The Cardiff 1.5k, 5k, 10k & Half Marathon MoRun
Cardiff
08 Nov 25
£12.00 - £30.00
5.0
Beacons Ultra, Marathon & Half Marathon
Brecon, Powys
08 Nov 25
£20.00 - £80.00
The Poole 1.5k, 5k, 10k & Half Marathon MoRun
Poole, Dorset
08 Nov 25
£12.00 - £30.00
The Southampton 1.5k, 5k, 10k & Half Marathon MoRun
Southampton
09 Nov 25
£12.00 - £30.00
NEW FOREST CENTRAL TRAIL RUN
Brockenhurst, Hampshire
15 Nov 25
£30.00 - £40.00
5.0
Bath Hilly Half & Ultra 10k
Bath, Avon
16 Nov 25
£25.00 - £31.00
Smurf Run - Wales
Dare Valley Country Park, Aberdare, CF44 7PS
22 Nov 25
£18.00 - £35.00
Machen Trail Races: Half and Full Marathons
Caerphilly, Mid Glamorgan
29 Nov 25
£40.00 - £50.00
4.8
Medal Mix Challenge 2025 - Day 1
Exmouth, Devon
29 Nov 25
£35.00
5.0
Medal Mix Challenge 2025 - Day 2
Exmouth, Devon
30 Nov 25
£35.00
5.0
RACE THE LIGHT
Plymouth, Devon
06 Dec 25
£38.00 - £50.00
SoBo Series: Volumes 1 - 4
Southbourne Beach, Bournemouth, Dorset
14 Dec 25 - 27 Sep 26
£39.50
A Christmas Carol Bobble Hat Run - Wales
Dare Valley Country Park, Aberdare, CF44 7PS
21 Dec 25
£18.00 - £40.00
Bell Challenge - Day 1
Exmouth, Devon
29 Dec 25
£35.00
Bell Challenge - Day 2
Exmouth, Devon
30 Dec 25
£35.00
Bell Challenge - Day 3
Exmouth, Devon
31 Dec 25
£35.00
Bell Challenge - Day 4
Exmouth, Devon
01 Jan 26
£35.00
Bell Challenge - Day 5
Exmouth, Devon
02 Jan 26
£35.00
Bell Challenge - Day 6
Exmouth, Devon
03 Jan 26
£35.00
Bell Challenge - Day 7
Exmouth, Devon
04 Jan 26
£35.00
PAGAN TRAILS
Newton Abbot, Devon
24 Jan 26
£50.00 - £80.00
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
Awbridge Half Marathon & 10 Mile Race
Romsey, Hampshire
22 Feb 26
£25.00 - £35.00
5.0
Showing 1-40 of 53 results