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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 :-)
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Race Calendar: Half Marathons In the South East
🚀Boosted
Best Race Series x Adidas 2026 - The Endurance Test - Half Marathon
Battersea Park, London
Sun 12 Apr 26
£28.00
🚀Boosted
MK Marathon Weekend
Stadium MK, Stadium Way Milton Keynes, BUCKS MK1 1ST United Kingdom
Sun 03 May 26 - Mon 04 May 26
£13.05 - £149.59
🚀Boosted
RUN Victoria Park Half Marathon
Victoria Park, E9 5HT
Sun 24 May 26
£35.24
Run the Thames Bridges - half marathon
London
Fri 16 Feb 24 - Thu 31 Dec 26
£17.00 - £24.00
5.0
Run the Ghost Tubes - Half Marathon & 10K
London
Tue 01 Oct 24 - Thu 31 Dec 26
£14.00 - £17.00
4.3
Henry VIII's Wives Half Marathon
London
Sun 01 Feb 26 - Thu 31 Dec 26
£17.00
The Wacky Run
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
Sun 22 Feb 26
£18.00 - £35.00
The Tunbridge Wells Half Marathon
Fusion Sports Centre, St John's Road, Tunbridge Wells, Kent, TN4 9TX
Sun 22 Feb 26
£36.93
Dartford Half Marathon
Dartford, Kent
Sun 22 Feb 26
£12.00 - £42.00
4.5
PHOENIX - Chocothon
Walton-on-Thames, Surrey
Sat 28 Feb 26
£22.00 - £40.00
The Giraffe Gallop
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
Sat 28 Feb 26
£18.00 - £35.00
PHOENIX - Cakeathon
Walton-on-Thames, Surrey
Sun 01 Mar 26
£22.00 - £40.00
London Half & 10k Presented by TREK
London
Sun 01 Mar 26
£10.00 - £47.00
Midweek Chasing Numbers Mar 2026
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
Fri 06 Mar 26
£18.00 - £27.00
5.0
PHOENIX - Ladybird Run
Walton-on-Thames, Surrey
Sat 07 Mar 26
£22.00 - £40.00
Battersea Park Half Marathon
London
Sat 07 Mar 26
£40.00
4.6
The Panda Plod
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
Sat 07 Mar 26
£18.00 - £35.00
Victoria Park Half Marathon, 10k & 5k
London
Sun 08 Mar 26
£28.00 - £162.00
4.7
PHOENIX - Shark Run 2026
Walton-on-Thames, Surrey
Sun 08 Mar 26
£22.00 - £40.00
Kingston Break-fest Run 8, 16 & 20mile
Kingston upon Thames, Greater London
Sun 08 Mar 26
£34.50 - £41.50
4.5
PHOENIX BEDFORDSHIRE Phoenix Assemble
Bedford, Bedfordshire
Sun 08 Mar 26
£22.00 - £39.95
Wight Riot
Hordle Cliff West, Cliff Rd, Milford on Sea, SO41 0NT
Sun 08 Mar 26
£42.13
Thames Meander Spring
Barnes Sports Club, The Club House, 261 Lonsdale Rd, London SW13 9QL
Sun 08 Mar 26
£37.36 - £58.59
4.6
Run Dorney Lake Half Marathon, 10k & 5k March
Windsor, Berkshire
Sun 08 Mar 26
£30.00 - £162.00
4.4
One ‘Hull’ Of A Run
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
Sun 08 Mar 26
£18.00 - £35.00
The Maverick Hampshire Trail
Winchester, Hampshire
Sat 14 Mar 26
£9.10 - £50.44
PHOENIX - Spring Marathon & Half Marathon
Walton-on-Thames, Surrey
Sat 14 Mar 26
£33.50
Rose Run
Winchester, Hampshire
Sat 14 Mar 26
£39.95
The Sloth Scamper
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
Sat 14 Mar 26
£18.00 - £35.00
The Richmond Spring Riverside 10k and Half Marathon Run
Richmond, Greater London
Sun 15 Mar 26
£30.00 - £35.00
4.1
Hampton Court Palace Half Marathon Presented by Nuun
East Molesey, Surrey
Sun 15 Mar 26
£47.00
4.2
PHOENIX - Octopus Run
Walton-on-Thames, Surrey
Sun 15 Mar 26
£22.00 - £40.00
Ramsbury Half Marathon & 10km
Marlborough, Wiltshire
Sun 15 Mar 26
£32.00 - £40.00
Phoenix West Sussex - St Patricks Day
Forest Row, East Sussex
Sun 15 Mar 26
£22.00 - £39.95
Best Race Series x Adidas 2026 - The Threshold 10K Test
Battersea Park, London
Thu 19 Mar 26
£25.00 - £79.00
STANSTED HOUSE TRAIL RUN
Rowland's Castle, West Sussex
Sat 21 Mar 26
£32.50 - £42.50
5.0
PHOENIX - Black Sheep Bimble
Walton-on-Thames, Surrey
Sat 21 Mar 26
£22.00 - £40.00
Moo-rathon, Calf and Hen K
Hyde Hall Farm, Buntingford, SG9 0RU
Sat 21 Mar 26
£29.00 - £38.00
5.0
The Flying Fox
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
Sat 21 Mar 26
£18.00 - £35.00
Run Whitstable & Herne Bay Spring 5k, 10k and Half Marathon
Herne Bay, Kent
Sun 22 Mar 26
£25.00 - £30.00
4.7
Hastings Half Marathon
West Marina Gardens, Sea Rd, Grosvenor Cres, Saint Leonards-on-sea TN38 0BX
Sun 22 Mar 26
£7.61 - £41.12
One in the Park - Victoria - March
London
Sun 22 Mar 26
£27.75 - £37.36
5.0
ATW Run Fest at Lee Valley
Lee Valley White Water Centre, Station Rd, Waltham Cross EN9 1AB
Sun 22 Mar 26
£31.80 - £40.28
5.0
Showing 1-40 of 294 results