0252
Half Marathons Found in the South East
View all ↓Half Marathons In the South East 2026 - 2027
The most comprehensive list of Half Marathons in the South East in 2026 - 2027 and South of England including Half Marathons in London, Southampton, Oxford, Reading, Portsmouth, Brighton and Slough. 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 East. 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 :-)
Popular & Featured
Race Calendar: Half Marathons In the South East
🚀Boosted
Independence Weekend Runs: 5k, 10k, Half, Full & Ultra Marathons
Winchester, Hampshire
Sat 04 Jul 26 - Sun 05 Jul 26
£39.95
🚀Boosted
Winchester Half Marathon
Winchester City Centre
Sun 20 Sep 26
£10.82 - £40.53
5.0
🚀Boosted
Wizz Air Ealing Half Marathon 2026
London
Sun 27 Sep 26
£50.63 - £52.63
ATW Watford Half Marathon & 10K
Cassiobury Park Avenue, Watford, Hertfordshire, WD18 7HF
Sun 07 Feb 27
£14.84 - £47.70
5.0
Running Tribe Races
Course 1,2,3 are at - Chalfont Park Sports Club Chalfont Park, SL9 0QA. Course 4,5,6 are at - Chalfont St. Peter Community Centre , SL9 9QX.
Sun 07 Feb 27
£37.00
Battersea 5k, 10k & Half Marathon
London
Sat 13 Feb 27
£34.00 - £40.00
Hampton Court Half Marathon 2027
Thames Ditton, Surrey
Sun 14 Feb 27
£39.50
4.4
Running Tribe Races
Course 1,2,3 are at - Chalfont Park Sports Club Chalfont Park, SL9 0QA. Course 4,5,6 are at - Chalfont St. Peter Community Centre , SL9 9QX.
Sun 14 Feb 27
£38.69
Running Tribe Races
Course 1,2,3 are at - Chalfont Park Sports Club Chalfont Park, SL9 0QA. Course 4,5,6 are at - Chalfont St. Peter Community Centre , SL9 9QX.
Sat 20 Feb 27
£38.69
Dartford Half Marathon, 10k & Junior
Dartford, Kent
Sun 21 Feb 27
£12.00 - £42.00
4.5
Running Tribe Races
Course 1,2,3 are at - Chalfont Park Sports Club Chalfont Park, SL9 0QA. Course 4,5,6 are at - Chalfont St. Peter Community Centre , SL9 9QX.
Sun 21 Feb 27
£38.69
ATW Bedford Half Marathon & 10k
Russell Park, Bedford, Bedfordshire, MK40 3RH
Sun 21 Feb 27
£37.10 - £45.58
5.0
Kingston Break-fest Run 8, 16 & 20mile
Kingston upon Thames, Greater London
Sun 07 Mar 27
£29.50 - £36.50
4.5
Wight Riot
Hurst Rd, Milford on Sea, Lymington SO41 0PY
Sun 07 Mar 27
£42.13
Lone Wolf South East 2027
Farnham, Surrey
Sat 13 Mar 27
£95.00
Run the Wild Half Marathon - Spring
Tring, Hertfordshire
Sat 13 Mar 27
£55.00
5.0
Moo-rathon, Calf and Hen K
Hyde Hall Farm, Buntingford, SG9 0RU
Sat 13 Mar 27
£29.00 - £38.00
Battersea Park Half Marathon - Spring
Battersea Park next to the Bandstand - SW11 4NJ
Sun 14 Mar 27
£41.60
4.6
Hampton Court Palace Half Marathon
East Molesey, Surrey
Sun 14 Mar 27
£43.00
4.2
Colchester Half Marathon
The JobServe Community Stadium, United Way, Colchester, CO4 5UP
Sun 14 Mar 27
Free - £40.00
Running Tribe Races
Course 1,2,3 are at - Chalfont Park Sports Club Chalfont Park, SL9 0QA. Course 4,5,6 are at - Chalfont St. Peter Community Centre , SL9 9QX.
Sat 20 Mar 27
£38.69
Hastings Half Marathon
West Marina Gardens, Sea Rd, Grosvenor Cres, Saint Leonards-on-sea TN38 0BX
Sun 21 Mar 27
£7.61 - £51.62
Surrey Half Marathon, 5k & Junior Race
Woking, Surrey
Sun 21 Mar 27
£17.00 - £43.00
5.0
The Enigma Easter Series
Milton Keynes, Buckinghamshire
Fri 26 Mar 27 - Sat 27 Mar 27
£37.99 - £44.99
5.0
Battersea 5k, 10k & Half Marathon
London
Sat 27 Mar 27
£34.00 - £40.00
Battersea Park Half Marathon - March 2027
Battersea Park next to the Bandstand - SW11 4NJ
Sun 28 Mar 27
£33.11
4.6
Brett Lydd Half Marathon & 20 Mile
The Banks Sports & Social Club, Dennes Lane, Lydd, Romney Marsh, Kent, TN29 9JY
Sun 04 Apr 27
£31.91 - £33.93
4.5
London Landmarks Half Marathon
London, Greater London
Sun 04 Apr 27
£35.00
4.5
Kew The Run: Half Marathon 2027
Richmond, Greater London
Sun 04 Apr 27
£30.00
4.4
Henley River Half Marathon, 10k & Junior Race
Henley-on-Thames, Oxfordshire
Sat 10 Apr 27
£12.00 - £37.00
4.6
Ultra X Spring Trail Series (110km, 50 miler, 50km, 25km and 12km)
Midhurst, West Sussex
Sat 17 Apr 27
£39.00 - £180.00
4.0
PHOENIX - NOT the London Marathon Run 2027
Walton-on-Thames, Surrey
Sun 25 Apr 27
£39.95
5.0
Worthing Runfest Half Marathon & 10K 2027
Worthing, West Sussex
Sun 02 May 27
£35.50 - £40.50
4.8
MK Marathon Weekend
Stadium MK, Stadium Way Milton Keynes, BUCKS MK1 1ST United Kingdom
Sun 02 May 27 - Mon 03 May 27
£13.05 - £181.58
Collingbourne Races
Crawlboys farm, Ludgershall, SP11 9PR
Sat 08 May 27
£32.04 - £42.66
4.7
Goring Gap Trails Festival
Reading, Oxfordshire
Sat 22 May 27 - Sun 23 May 27
£38.00 - £82.00
Circuit Du Sore Legs
Wodson Park Sports Centre, Ware, Herts, SG12 0UQ
Sun 23 May 27
£29.00 - £38.00
Farmmageddon
Hyde Hall Farm, Buntingford, SG9 0RU
Sat 29 May 27 - Sun 30 May 27
£35.00 - £165.00
Star Wars 50th Anniversary Marathon & Half Marathon
Milton Keynes, Buckinghamshire
Sat 05 Jun 27
£42.99 - £49.99
Star Wars 50th Anniversary Marathon & Half Marathon
Milton Keynes, Buckinghamshire
Sun 06 Jun 27
£42.99 - £49.99
The Spy who loved me Marathons & Half Marathon
Milton Keynes, Buckinghamshire
Sat 03 Jul 27 - Sun 04 Jul 27
£36.99 - £42.99
Henley River Half Marathon, 10k & Junior Race
Henley-on-Thames, Oxfordshire
Sat 04 Sep 27
£12.00 - £37.00
4.6
Hampton Court Palace Running Festival Presented by Voltarol
East Molesey, Greater London
Sun 17 Oct 27
£42.00 - £47.00
4.2
Showing 201-240 of 252 results