0227

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

BEWL WATER 10KM, HALF MARATHON & ULTRA 50KM

Tunbridge Wells, Lamberhurst, East Sussex
10 May 25
£37.36 - £66.01
4.5
🚀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
🚀Boosted

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

Herne Bay, Kent
01 Nov 25
£11.00 - £27.00
5.0

Run the Thames Bridges - half marathon

London
16 Feb 24 - 30 Apr 25
£17.00 - £24.00
5.0

Run the Ghost Tubes - Half Marathon & 10K

London
01 Oct 24 - 30 Apr 25
£14.00 - £17.00

Magna Carta Spring

Wraysbury Skiff & Punting Club  Riverside  Egham  Surrey TW20 0AA
26 Apr 25
£37.36 - £58.59
4.0

Lee Valley VeloPark 1 mile, 5k, 10k, 10 Mile & Half Marathon - June

London, Greater London
26 Apr 25
Free - £122.00
4.6

Richmond Park April 5k, 10k and Half Marathon Run

London, Greater London
27 Apr 25
£25.00 - £30.00
4.4

PHOENIX - NOT the London Marathon Run 2025

Sunbury on Thames, Middlesex
27 Apr 25
£39.95

Midweek Chasing Numbers May 2025

Wraysbury Skiff & Punting Club, Egham, TW20 0AE
02 May 25
£27.00

Mid Sussex Marathon Weekend

East Grinstead, Haywards Heath, Burgess Hill
03 May 25 - 05 May 25
£6.59 - £72.60

MK Marathon Weekend

Stadium MK, Stadium Way Milton Keynes, BUCKS MK1 1ST United Kingdom
04 May 25 - 05 May 25
£13.05 - £160.24

VICTORIA PARK 5K, 10K & HALF MARATHON

London
04 May 25
£28.00 - £162.00
4.7

Bank Holiday Madness May 2025

Unit 2, Last Hop, Thames Edge, Clarence Street, Staines TW18 4SU
05 May 25
£27.00

The All Nations 5k, 10k and Half Marathon Run

Windsor, Buckinghamshire
10 May 25
£25.00 - £30.00
4.4

BEWL WATER 10KM, HALF MARATHON & ULTRA 50KM

Tunbridge Wells, Lamberhurst, East Sussex
10 May 25
£37.36 - £66.01
4.5

Battersea Park Half Marathon

London
10 May 25
£37.00 - £162.00
4.8

PHOENIX - Rose Run

Dorking, Surrey
10 May 25
£22.00 - £39.95

Collingbourne Races

Crawlboys farm, Ludgershall, SP11 9PR
10 May 25
£21.44 - £32.04
4.7

Richmond Park May 5k,10k and Half Marathon

London, Greater London
11 May 25
£25.00 - £30.00
4.4

Sausage Dog Run

The Last Hop, Unit 2, Thames Edge, 15-18 Clarence St, Staines TW18 4SU
11 May 25
£27.00 - £35.00

Ranelagh Half Marathon

Richmond, Surrey
11 May 25
£40.00

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 - £44.99

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
Showing 1-40 of 227 results
Prev
1 2 3 4 ... 6
Next