0224
Half Marathons Found in the South East
View all ↓Half Marathons In the South East 2025 - 2026
The most comprehensive list of Half Marathons in the South East in 2025 - 2026 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
The Hampshire Hoppit - Marathon, Half Marathon, and 10k
Basingstoke, Hampshire
15 Jun 25
£31.00 - £59.00
5.0
🚀Boosted
Run Bournemouth
Bournemouth, Dorset
11 Oct 25 - 12 Oct 25
£15.00 - £44.75
4.5
Run the Thames Bridges - half marathon
London
16 Feb 24 - 31 Dec 25
£17.00 - £24.00
5.0
Run the Ghost Tubes - Half Marathon & 10K
London
01 Oct 24 - 31 Dec 25
£14.00 - £17.00
PHOENIX Fridays - Prehistoric Friday
Walton-on-Thames, Surrey
16 May 25
£26.00 - £33.00
Wimbledon Half Marathon
London
18 May 25
£39.48
3.6
PHOENIX - Dragon's Eye Race 1
Cranleigh, Surrey
18 May 25
£27.00 - £40.00
5.0
Easy Does It Run
The Last Hop, Unit 2, Thames Edge, 15-18 Clarence St, Staines TW18 4SU
18 May 25
£27.00 - £35.00
Run2Paris May 2025
London
22 May 25 - 25 May 25
£950.00
Farmmaggeddon
Hyde Hall Farm, Buntingford, SG9 0RU
24 May 25 - 25 May 25
£33.00 - £165.00
Richmond Park Half Marathon
London
25 May 25
£42.00 - £182.00
4.4
ATW Chiltern Half Marathon & 10K
Bellingdon, Chesham, HP5 2XU
25 May 25
£28.62 - £37.10
RUN DORNEY 5K, 10K & HALF MARATHON
Windsor, Berkshire
25 May 25
£30.00 - £162.00
4.2
Midweek Run - Leon's Birthday Run!
The Last Hop, Unit 2, Thames Edge, 15-18 Clarence St, Staines TW18 4SU
30 May 25
£27.00
Circuit Du Sore Legs - part cinq
Wodson Park Sports Centre, Ware, Herts, SG12 0UQ
01 Jun 25
£25.00 - £37.50
Weybridge 5k, 10k, Half Marathon & Fun Run
Walton-on-Thames, Surrey
01 Jun 25
£14.00 - £152.00
4.8
The One in the Park - Richmond - June
Richmond
01 Jun 25
£26.00 - £35.00
5.0
Macknade
Faversham, Kent
01 Jun 25
£26.50 - £31.80
Midweek Chasing Numbers June 2025
Wraysbury Skiff & Punting Club, Egham, TW20 0AE
06 Jun 25
£27.00
Show me the Monet Marathons & Half Marathon
Milton Keynes, Buckinghamshire
07 Jun 25 - 08 Jun 25
£36.99 - £49.99
Gravel Rush, Winchester
Winchester, Hampshire
07 Jun 25
£25.00 - £32.00
PHOENIX - The Purple Turtle Run
Sunbury on Thames, Middlesex
07 Jun 25
£22.00 - £40.00
Isle of Wight Festival of Running
West Wight Sports and Community Centre, Moa Place, Freshwater, PO40 9XH
07 Jun 25 - 08 Jun 25
£21.44 - £37.36
5.0
Magna Carta Summer
Wraysbury Skiff & Punting Club Riverside Egham Surrey TW20 0AA
07 Jun 25
£37.36 - £58.59
4.0
RUN DORNEY 5K, 10K & HALF MARATHON June 2025
Windsor, Berkshire
07 Jun 25
£30.00 - £162.00
4.2
PHOENIX - Are We There Yet Denbies
Dorking, Surrey
08 Jun 25
£22.00 - £39.95
ATW St Albans Half Marathon #icelollyrun
Verulamium Park, St Albans AL1 2DL
08 Jun 25
£11.66 - £42.40
The Summer Lucky Dip Run
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
08 Jun 25
£27.00 - £35.00
PHOENIX Fridays - Friday the 13th
Sunbury on Thames, Middlesex
13 Jun 25
£26.00 - £33.00
PHOENIX - Rainbow Dolphin Run
Sunbury on Thames, Middlesex
14 Jun 25
£44.95
My Little Care Bear Run
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
14 Jun 25
£27.00 - £35.00
Salisbury Plain Summer Edition
Old Fowler Barracks, Ludgershall road, Ludgershall, SP11 9RR.
14 Jun 25
£40.00 - £60.00
4.4
The Hampshire Hoppit - Marathon, Half Marathon, and 10k
Basingstoke, Hampshire
15 Jun 25
£31.00 - £59.00
5.0
FINSBURY PARK 5K, 10K & HALF MARATHON
London
15 Jun 25
£30.00 - £142.00
4.3
PHOENIX - Denbies Marathon / Half Marathon
Dorking, Surrey
21 Jun 25 - 22 Jun 25
£39.95
4.5
PHOENIX - Minotaur 50 Mile Ultra, Hydra 75 Mile Ultra & Centaur 100 Mile Ultra
Dorking, Surrey
21 Jun 25
£74.95 - £134.95
LEE VALLEY VELOPARK 1 MILE, 5K, 10K, 10 MILE & HALF MARATHON
London, Greater London
21 Jun 25
Free - £122.00
4.6
MK24 Midsummer Run
Milton Keynes, Buckinghamshire
21 Jun 25 - 22 Jun 25
£15.00 - £46.00
Midsummer Murder Trail Race
Henley-on-Thames, Oxfordshire
22 Jun 25
£27.00 - £29.00
5.0
RunThrough Wimbledon Common Half Marathon & 10k
London, Greater London
22 Jun 25
£32.00 - £162.00
4.9
Dunstable Downs Half Marathon
Dunstable, Bedfordshire
22 Jun 25
£32.00
4.8
The One to the Castle - Windsor
Windsor, Berkshire
22 Jun 25
£35.00
Showing 1-40 of 224 results