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Half Marathons Found in the South East

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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 :-)


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Race Calendar: Half Marathons In the South East

🚀Boosted

Whitstable & Herne Bay 1.5k, 5k, 10k & Half Marathon MoRun

Herne Bay, Kent
01 Nov 25
£12.00 - £30.00
5.0
🚀Boosted

RUN Battersea Park Half Marathon

Battersea Park next to the Bandstand - SW11 4NJ
16 Nov 25
£33.11

Run Dorney Lake Half Marathon, 10k & 5k - February

Windsor, Berkshire
07 Feb 26
£30.00 - £162.00
4.3

The One in the Woods - Henley

Henley-on-Thames
08 Feb 26
£10.00 - £35.00
4.5

The Racoon Rocket Run

The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
14 Feb 26
£18.00 - £35.00

Richmond Half Marathon Winter

Old Deer Park - Richmond Upon Thames TW9 2SF
15 Feb 26
£41.51

Hampton Court Half Marathon 2026

Thames Ditton, Surrey
15 Feb 26
£39.50
4.3

The Rubber Ducky Dash

The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
21 Feb 26
£18.00 - £35.00

Magna Carta Winter

Wraysbury Skiff & Punting Club  Riverside  Egham  Surrey TW20 0AA
21 Feb 26
£37.36 - £58.59
4.3

Awbridge Half Marathon & 10 Mile Race

Romsey, Hampshire
22 Feb 26
£25.00 - £35.00
5.0

Dartford Half Marathon

Dartford, Kent
22 Feb 26
£12.00 - £142.00
4.5

ATW Bedford Half Marathon & 10k

Russell Park, Bedford, Bedfordshire, MK40 3RH
22 Feb 26
£31.80 - £40.28

The Milton Keynes 5k, 10k and Half Marathon Winter Warmer Run

Milton Keynes
22 Feb 26
£25.00 - £30.00
4.0

London Half & 10k Presented by TREK

London
01 Mar 26
£10.00 - £192.00

Midweek Chasing Numbers Mar 2026

The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
06 Mar 26
£18.00 - £27.00
5.0

Battersea Park Half Marathon

London
07 Mar 26
£40.00 - £182.00
4.7

The Panda Plod

The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
07 Mar 26
£18.00 - £35.00

Victoria Park Half Marathon, 10k & 5k

London
08 Mar 26
£28.00 - £162.00
4.7

Run Dorney Lake Half Marathon, 10k & 5k March

Windsor, Berkshire
08 Mar 26
£30.00 - £162.00
4.3

Wight Riot

Hordle Cliff West, Cliff Rd, Milford on Sea, SO41 0NT
08 Mar 26
£42.13

The Sloth Scamper

The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
14 Mar 26
£18.00 - £35.00

Hampton Court Palace Half Marathon Presented by Nuun

East Molesey, Surrey
15 Mar 26
£47.00
4.2

Moo-rathon, Calf and Hen K

Hyde Hall Farm, Buntingford, SG9 0RU
21 Mar 26
£29.00 - £36.00
5.0

The Flying Fox

The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
21 Mar 26
£18.00 - £35.00

Hastings Half Marathon

Grosvenor Gardens, Sea Rd, Grosvenor Cres, Saint Leonards-on-sea TN38 0BX
22 Mar 26
£7.61 - £41.12

ATW Run Fest at Lee Valley

Lee Valley White Water Centre, Station Rd, Waltham Cross EN9 1AB
22 Mar 26
£29.68 - £38.16
5.0

Windsor Trail Run

Windsor, Berkshire
22 Mar 26
£32.00 - £162.00

Surrey Half Marathon

Woking, Surrey
22 Mar 26
£17.00 - £192.00

Run the Wild Half Marathon - Spring

Tring, Hertfordshire
28 Mar 26
£55.00
5.0

Milkshake Meander

The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
28 Mar 26
£18.00 - £35.00

Brett Lydd Half Marathon & 20 Mile

The Banks Sports & Social Club, Dennes Lane, Lydd, Romney Marsh, Kent, TN29 9JY
29 Mar 26
£33.06 - £35.17
5.0

The Eggcellent Easter Five in Five Days Series

The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
02 Apr 26 - 06 Apr 26
£135.00

Eggcellent Easter Orange Run

Wraysbury Skiff and Punting Club, Riverside, Egham TW20 0AA
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
02 Apr 26 - 06 Apr 26
£135.00

Eggcellent Easter Pink Run

Wraysbury Skiff and Punting Club, Riverside, Egham TW20 0AA
03 Apr 26
£18.00 - £35.00

Victoria Park Half Marathon, 10k & 5k

London
03 Apr 26
£28.00 - £162.00
4.7

The Enigma Easter Series

Milton Keynes, Buckinghamshire
03 Apr 26 - 04 Apr 26
£35.99 - £42.99
5.0

Eggcellent Easter Green Run

The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
04 Apr 26
£18.00 - £35.00

Run Dorney Lake Half Marathon, 10k & 5k - April

Windsor, Berkshire
04 Apr 26
£30.00 - £162.00
4.3

Putney & Fulham Half Marathon

London
05 Apr 26
£41.51
4.9

Eggcellent Easter Purple Run

The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
05 Apr 26
£18.00 - £35.00

ATW Stevenage Spring Half Marathon & 10k

Ridlins Athletics Track, Woodcock Rd, Shephall, Stevenage
06 Apr 26
£27.56 - £36.04
Showing 121-160 of 223 results