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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
DART CHALLENGE
Green Table, Lower Drive, Dartington, Dartington Hall, Totnes TQ9 6EE
Fri 21 Nov 25
£31.80
🚀Boosted
The Bristol 5k and 10k Winter Warmer Run
Bristol, Avon
Sat 14 Feb 26
£25.00
4.2
London Calling
Blandford Rd, Shillingstone, Blandford Forum DT11 0SQ
Sun 26 Apr 26
£42.13
Radyr & Morganstown Half Marathon and Marathon
Cardiff
Sat 09 May 26
£40.00 - £50.00
4.8
RACE THE TIDE
Plymouth, Devon
Sat 16 May 26
£42.00 - £72.00
Roadford Lake Trail Races
Roadford Lake, Broadwoodwidger, Lifton, PL16 0RL
Sat 16 May 26
£20.14 - £29.68
May We Challenge You
Exmouth, Devon
Sat 16 May 26
£36.00
May We Challenge You Again!
Exmouth, Devon
Sun 17 May 26
£36.00
Rocky at 50 Run - Wales
Dare Valley Country Park, Aberdare, CF44 7PS
Sat 30 May 26
£18.00 - £35.00
Midnight Mountain Marathon
Brecon, Powys
Sat 06 Jun 26
£45.00 - £70.00
5.0
TSUNAMI OCEAN TRAILS
Bude, Cornwall
Sat 06 Jun 26
£52.00 - £72.00
BigSea Trails (WATER)
Knoll Beach, Ferry Rd, Swanage, BH19 3AQ
Sun 07 Jun 26
£38.42 - £68.14
Rame Head Race
Mount Edgecumbe, Cremyl, Torpoint, PL10 1HX
Sat 13 Jun 26
£9.54 - £42.40
Cheddar Gorge Challenge (Marathon, Half, 10km, 6km, Fun Runs)
Bristol, Somerset
Sun 14 Jun 26
£8.10 - £75.60
4.7
Giants Head Weekend
Village Hall, East Street Sydling St Nicholas, Dorchester, DT2 9NU
Sat 20 Jun 26 - Sun 21 Jun 26
Free - £55.39
Summer Challenge Day 1
Exmouth, Devon
Sat 27 Jun 26
£36.00
Summer Challenge Day 2
Exmouth, Devon
Sun 28 Jun 26
£36.00
Wye Valley Tunnel Run (Marathon, Half, 10km, Colourburst)
Sedbury, Gloucestershire
Sun 19 Jul 26
£10.80 - £64.80
4.1
Ooops I Ran It Again - Wales
Dare Valley Country Park, Aberdare, CF44 7PS
Sat 25 Jul 26
£18.00 - £35.00
THE DARTMOOR CROSSING & GREAT ESCAPE
Ivybridge, Devon
Sat 01 Aug 26
£55.00 - £85.00
5.0
Chepstow Running Festival
Chepstow, Gwent
Sat 15 Aug 26
£30.00 - £36.00
4.3
Two Tunnels Railway Races (Ultra, Marathon, Half Marathon, 10km, 5km, Colourburst)
Bath, Bath and North East Somerset
Sun 16 Aug 26
£10.80 - £87.48
4.6
Run Bournemouth
Bournemouth, Dorset
Sat 10 Oct 26 - Sun 11 Oct 26
£15.50 - £46.25
4.5
NEW FOREST CENTRAL TRAIL RUN
Brockenhurst, Hampshire
Sat 15 Nov 25
£30.00 - £40.00
5.0
Salisbury Plain Winter Edition
Old Fowler Barracks, Ludgershall road, Ludgershall, SP11 9RR.
Sat 06 Dec 25
£37.36 - £53.28
4.4
Showing 41-63 of 63 results