0245
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
Run Bournemouth
Bournemouth, Dorset
11 Oct 25 - 12 Oct 25
£15.00 - £44.75
4.5
RUN KENT HALF MARATHON, 10K & 5K
Tonbridge, Kent
05 Oct 25
£26.00 - £162.00
5.0
Hastings Half Marathon
Grosvenor Gardens, Sea Rd, Grosvenor Cres, Saint Leonards-on-sea TN38 0BX
05 Oct 25
£7.61 - £41.12
Kingston Half Marathon 2025
Kingston upon Thames, Greater London
05 Oct 25
£39.50
5.0
PHOENIX Fridays - Fiery Phoenix Friday 2025
Walton-on-Thames, Surrey
10 Oct 25
£26.00 - £33.00
Run the Wild Half Marathon - Autumn
Tring, Hertfordshire
11 Oct 25
£50.00
5.0
The Hurt
Guildford, Surrey
11 Oct 25
£31.00 - £35.00
PHOENIX - King of the Rungle
Walton-on-Thames, Surrey
11 Oct 25
£22.00 - £40.00
Richmond Park Half Marathon
London
12 Oct 25
£42.00 - £182.00
4.4
Chelmsford Marathon & Half Marathon
Central Park, Chelmsford, Essex, CM2 0FQ.
12 Oct 25
£33.78 - £61.58
The Richmond Autumn Riverside 10k and Half Marathon Run
Richmond, Greater London
12 Oct 25
£25.00 - £30.00
4.6
Scare Bear Run - Wales
Dare Valley Country Park, Aberdare, CF44 7PS
18 Oct 25
£27.00 - £35.00
Bedgebury Forest Half Marathon & 10K
Bedgebury National Pinetum & Forest, Bedgebury Road, Goudhurst, Kent, TN17 2SJ
19 Oct 25
£7.68 - £33.06
Henley Half Marathon
Henley-on-Thames, Oxfordshire
19 Oct 25
£10.00 - £40.00
4.8
Running GP at Goodwood Motor Circuit October
Chichester, West Sussex
19 Oct 25
£30.00 - £162.00
4.5
Great South Run
Southsea, Hampshire
19 Oct 25
£25.00
5.0
Richmond Park October 5k, 10k and Half Marathon
London
19 Oct 25
£25.00 - £30.00
4.4
Maidstone Half Marathon
Maidstone, Kent
19 Oct 25
£32.86
Scare Bear Run 2025
The Last Hop, Unit 2, Thames Edge, 15-18 Clarence St, Staines TW18 4SU
25 Oct 25
£27.00 - £35.00
LEE VALLEY VELOPARK - MILE, 5K, 10K, 10 MILE & HALF MARATHON
London, Greater London
25 Oct 25
Free - £122.00
4.6
Epping Forest Wildwood Trail Series Half Marathon & 10K
London
25 Oct 25
£24.00 - £34.00
River Thames Half Marathon 2025
Walton-on-Thames, Surrey
26 Oct 25
£34.00
4.5
Maidenhead Half Marathon
Maidenhead, Berkshire
26 Oct 25
£34.00 - £152.00
THAMES PATH TRAIL RUN
Windsor, Berkshire
26 Oct 25
£35.00 - £40.00
Andover Half Marathon 2025
14-4 High St, Andover SP10 1LJ
26 Oct 25
£26.14 - £36.60
Whitstable & Herne Bay 1.5k, 5k, 10k & Half Marathon MoRun
Herne Bay, Kent
01 Nov 25
£12.00 - £30.00
5.0
Rocket Around The Running Track - 12 hour challenge
Wodson Park Sports Centre, Ware, Herts, SG12 0UQ
01 Nov 25
£57.50
Catherine Wheel Canter - 5k, 10k, Half, Full & Ultra Marathon
Wodson Park Sports Centre, Ware, Herts, SG12 0UQ
01 Nov 25
£25.00 - £37.50
Guy Fawkes Gallop - 5k, 10k, half marathon, full marathon & 50k Ultra
Wodson Park Sports Centre, Ware, Herts, SG12 0UQ
01 Nov 25
£25.00 - £37.50
London 1.5k, 5k, 10k and Half Marathon MoRun
London
02 Nov 25
£12.00 - £30.00
5.0
Wendover Woods Marathon, Half Marathon & 10k
Wendover Woods, Upper Icknield Way, Aston Clinton, HP22 5NQ
02 Nov 25
£6.65 - £48.96
Richmond Half Marathon Autumn
Old Deer Park - Richmond Upon Thames TW9 2SF
02 Nov 25
£41.51
Run London Victoria Park Half/10k/5k
London
02 Nov 25
£15.00 - £30.00
1.1
Hertfordshire Half Marathon & 10k
Knebworth, Hertfordshire
02 Nov 25
£32.00 - £172.00
4.5
Enigma Fireworks Marathons & Half Marathons
Milton Keynes, Buckinghamshire
07 Nov 25 - 08 Nov 25
£34.99 - £43.99
Dirt Half Challenge
Cedars Upper School, Mentmore Road, Leighton Buzzard, Bedfordshire, LU7 2AE.
08 Nov 25
£33.33
5.0
SOUTH DOWNS TRAIL RUN
Chichester, West Sussex
08 Nov 25
£30.00 - £40.00
GBR Run Bexhill Remembrance Run
Bexhill on Sea, East Sussex
08 Nov 25
£7.50 - £30.00
PHOENIX - Lest We Forget - 2025
Sunbury on Thames, Middlesex
08 Nov 25
£22.00 - £39.95
VICTORIA PARK 5K, 10K & HALF MARATHON
London
08 Nov 25
£28.00 - £162.00
4.7
RUN DORNEY 5K, 10K & HALF MARATHON
Windsor, Berkshire
09 Nov 25
£30.00 - £142.00
4.2
Showing 121-160 of 245 results