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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!
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Popular & Featured
Race Calendar: Half Marathons In the South East
Rocky at 50 Run
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
Sat 16 May 26
£18.00 - £35.00
Wimbledon Half Marathon
London
Sun 17 May 26
£39.48
3.6
PHOENIX - Dragon's Eye Race 1 - 2026
Cranleigh, Surrey
Sun 17 May 26
£27.00 - £40.00
4.7
Hackney Half Marathon
London
Sun 17 May 26
£30.00
5.0
Farmmageddon - 5k - 10k - Half - Full - Ultra - 100 Mile Challenge
Hyde Hall Farm, Buntingford, SG9 0RU
Sat 23 May 26 - Sun 24 May 26
£35.00 - £165.00
Richmond Park Half Marathon
London
Sun 24 May 26
£44.00 - £197.00
4.4
Midweek Medal Madness - Leon's Birthday Run!
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
Fri 29 May 26
£18.00 - £27.00
Battersea Park 10k & Half Marathon
London
Sat 30 May 26
£42.00
Circuit du Sore Legs (Track Event)
Wodson Park Sports Centre, Ware, Herts, SG12 0UQ
Sun 31 May 26
£29.00 - £38.00
Midweek Chasing Numbers June 2026
Wraysbury Skiff and Punting Club, Riverside, Egham TW20 0AA
Fri 05 Jun 26
£18.00 - £27.00
5.0
Show me the Manet Marathons & Half Marathon
Milton Keynes, Buckinghamshire
Sat 06 Jun 26 - Sun 07 Jun 26
£34.99 - £42.99
4.5
Run Dorney Lake Half Marathon, 10k & 5k - June
Windsor, Berkshire
Sat 06 Jun 26
£30.00 - £162.00
4.3
Battersea Park 10k & Half Marathon
London
Sat 06 Jun 26
£34.00 - £42.00
Strawberry Shortcake Scamper
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
Sat 06 Jun 26
£18.00 - £35.00
Weybridge 5k, 10k, Half Marathon & Junior Race
Walton-on-Thames, Surrey
Sun 07 Jun 26
£14.00 - £44.00
4.8
The Summer Lucky Dip Run
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
Sun 07 Jun 26
£18.00 - £35.00
Bewl Water Summer
Wadhurst, East Sussex
Sat 13 Jun 26
£37.36 - £66.01
4.6
ATW St Albans Half Marathon #icelollyrun
Verulamium Park, St Albans AL1 2DL
Sun 14 Jun 26
£11.66 - £40.28
5.0
The Hampshire Hoppit - Marathon, Half Marathon, and 10k
Basingstoke, Hampshire
Sun 14 Jun 26
£34.00 - £63.00
5.0
Labyrinth 40th Anniversary Run
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
Sun 14 Jun 26
£18.00 - £35.00
5.0
Wendover Woods Half Marathon & 10k
Wendover Woods, Upper Icknield Way, Aston Clinton, HP22 5NQ
Sun 14 Jun 26
£7.68 - £34.10
4.8
MK24 Midsummer RunFest
Milton Keynes, Buckinghamshire
Sat 20 Jun 26
£15.00 - £48.00
PHOENIX - Denbies Marathon / Half Marathon
Dorking, Surrey
Sat 20 Jun 26
£39.95
4.5
PHOENIX - Minotaur 50 Mile Ultra, Hydra 75 Mile Ultra & Centaur 100 Mile Ultra
Dorking, Surrey
Sat 20 Jun 26
£74.95 - £134.95
Dunstable Downs Half Marathon
Dunstable, Bedfordshire
Sun 21 Jun 26
£35.00
4.8
Cock-a-doodle Dawdle - 5k,10k, Half Marathon, Full Marathon or Ultra Marathon
Hyde Hall Farm, Buntingford, SG9 0RU
Sat 27 Jun 26
£29.00 - £38.00
Lee Valley Velo Park - June
London, Greater London
Sat 27 Jun 26
£12.00 - £34.00
4.6
Richmond Park Half Marathon
London
Sun 28 Jun 26
£44.00 - £197.00
4.4
RunThrough Marlow Trail Run
Marlow, Buckinghamshire
Sun 28 Jun 26
£28.00 - £34.00
Midweek Chasing Numbers Jul 2026
Wraysbury Skiff and Punting Club, Riverside, Egham TW20 0AA
Fri 03 Jul 26
£18.00 - £27.00
5.0
Chiltern Ridge Half Marathon
Aylesbury, Buckinghamshire
Sun 05 Jul 26
£35.00
4.3
Will Run For Ice Cream 2026
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
Sun 05 Jul 26
£18.00 - £35.00
5.0
Running GP at Goodwood Motor Circuit Races & Duathlons - July 2026
Chichester, West Sussex
Sun 05 Jul 26
£30.00 - £47.00
Ooops I Ran It Again
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
Sat 11 Jul 26
£18.00 - £35.00
Run Dorney Lake Half Marathon, 10k & 5k - July
Windsor, Berkshire
Sun 12 Jul 26
£30.00 - £162.00
4.3
Battersea Park 10k & Half Marathon
London
Sat 18 Jul 26
£34.00 - £42.00
The Railway Run Marathon, Half Marathon & 50km
Milton Keynes, Buckinghamshire
Sat 18 Jul 26
£36.99 - £42.99
Formula One Marathons, Half Marathon & 50km
Milton Keynes, Buckinghamshire
Sun 19 Jul 26
£36.99 - £42.99
Midweek Medal Madness Run - July
Wraysbury Skiff and Punting Club, Riverside, Egham TW20 0AA
Fri 24 Jul 26
£18.00 - £27.00
The Rasselbock 545
Oxford, Oxfordshire
Sat 25 Jul 26 - Sun 26 Jul 26
£39.50 - £160.00
Showing 161-200 of 252 results