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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
Tewkesbury Half Marathon
Tewkesbury, Gloucestershire
Sun 12 Apr 26
£44.95
🚀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 - £160.24
🚀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
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
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
Surrey Hills Half Marathon
Guildford, Surrey
Sat 21 Mar 26
£25.00
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
£30.00 - £35.00
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
£34.98 - £43.46
5.0
Windsor Trail Run
Windsor, Berkshire
Sun 22 Mar 26
£37.00 - £162.00
Surrey Half Marathon
Woking, Surrey
Sun 22 Mar 26
£17.00 - £97.00
PHOENIX - Frogger Jogger
Walton-on-Thames, Surrey
Sun 22 Mar 26
£22.00 - £40.00
The Dashing Dog Charity Run
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
Sun 22 Mar 26
£20.00 - £40.00
PHOENIX - The Silver Treasure Run
Walton-on-Thames, Surrey
Thu 26 Mar 26
£22.00 - £39.95
PHOENIX - The Golden Treasure Run
Walton-on-Thames, Surrey
Fri 27 Mar 26
£22.00 - £39.95
PHOENIX - The Fortitude Treasure Run
Walton-on-Thames, Surrey
Sat 28 Mar 26
£22.00 - £39.95
Milkshake Meander
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
Sat 28 Mar 26
£18.00 - £35.00
PHOENIX - The Gauntlet Treasure Run
Walton-on-Thames, Surrey
Sun 29 Mar 26
£22.00 - £39.95
Brett Lydd Half Marathon & 20 Mile
The Banks Sports & Social Club, Dennes Lane, Lydd, Romney Marsh, Kent, TN29 9JY
Sun 29 Mar 26
£33.06 - £35.17
5.0
RUN Battersea Park Half Marathon Spring
Battersea Park next to the Bandstand - SW11 4NJ
Sun 29 Mar 26
£33.11
4.0
Richmond Park Half Marathon March 2026
London
Sun 29 Mar 26
£40.00
4.4
PHOENIX - The Dauntless Treasure Run
Walton-on-Thames, Surrey
Mon 30 Mar 26
£22.00 - £39.95
PHOENIX - The Resolute Treasure Run
Walton-on-Thames, Surrey
Tue 31 Mar 26
£22.00 - £39.95
PHOENIX - The Perseverance Treasure Run
Walton-on-Thames, Surrey
Wed 01 Apr 26
£22.00 - £39.95
PHOENIX - The Adversity Treasure Run
Walton-on-Thames, Surrey
Thu 02 Apr 26
£22.00 - £39.95
Eggcellent Easter Orange Run
Wraysbury Skiff and Punting Club, Riverside, Egham TW20 0AA
Thu 02 Apr 26
£18.00 - £35.00
The Eggcellent Easter Five in Five Days Series
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
Thu 02 Apr 26 - Mon 06 Apr 26
£135.00
PHOENIX - The Intrepid Treasure Run
Walton-on-Thames, Surrey
Fri 03 Apr 26
£22.00 - £39.95
Eggcellent Easter Pink Run
Wraysbury Skiff and Punting Club, Riverside, Egham TW20 0AA
Fri 03 Apr 26
£18.00 - £35.00
Victoria Park Half Marathon, 10k & 5k
London
Fri 03 Apr 26
£28.00 - £162.00
4.7
PHOENIX - The Indomitable Treasure Run
Walton-on-Thames, Surrey
Sat 04 Apr 26
£22.00 - £39.95
Eggcellent Easter Green Run
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
Sat 04 Apr 26
£18.00 - £35.00
Battersea Park 10k & Half Marathon
London
Sat 04 Apr 26
£34.00 - £40.00
Showing 1-40 of 277 results