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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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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