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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
PHOENIX - Rainbow Dolphin Run
Sunbury on Thames, Middlesex
14 Jun 25
£44.95
Salisbury Plain Summer Edition
Old Fowler Barracks, Ludgershall road, Ludgershall, SP11 9RR.
14 Jun 25
£40.00 - £60.00
4.4
FINSBURY PARK 5K, 10K & HALF MARATHON
London
15 Jun 25
£30.00 - £142.00
4.3
The Hampshire Hoppit - Marathon, Half Marathon, and 10k
Basingstoke, Hampshire
15 Jun 25
£31.00 - £59.00
5.0
PHOENIX - Denbies Marathon / Half Marathon
Dorking, Surrey
21 Jun 25 - 22 Jun 25
£39.95
4.5
LEE VALLEY VELOPARK 1 MILE, 5K, 10K, 10 MILE & HALF MARATHON
London, Greater London
21 Jun 25
Free - £122.00
4.6
PHOENIX - Minotaur 50 Mile Ultra, Hydra 75 Mile Ultra & Centaur 100 Mile Ultra
Dorking, Surrey
21 Jun 25
£74.95 - £134.95
Midsummer Murder Trail Race
Henley-on-Thames, Oxfordshire
22 Jun 25
£27.00 - £29.00
5.0
The One to the Castle - Windsor
Windsor, Berkshire
22 Jun 25
£35.00
Dunstable Downs Half Marathon
Dunstable, Bedfordshire
22 Jun 25
£32.00
4.8
RunThrough Wimbledon Common Half Marathon & 10k
London, Greater London
22 Jun 25
£32.00 - £162.00
4.9
PHOENIX Fridays - Retro Run Friday
Walton-on-Thames, Surrey
27 Jun 25
£26.00 - £33.00
Cock-a-doodle Dawdle - 10k, Half Marathon, Full Marathon & Ultra-Marathon
Hyde Hall Farm, Buntingford, SG9 0RU
28 Jun 25
£25.00 - £37.50
VICTORIA PARK 5K, 10K & HALF MARATHON
London
29 Jun 25
£28.00 - £162.00
4.7
PHOENIX Fridays - Independence Friday
Walton-on-Thames, Surrey
04 Jul 25
£26.00 - £33.00
Midweek Chasing Numbers July 2025
Wraysbury Skiff and Punting Club, Riverside, Egham TW20 0AA
04 Jul 25
£27.00
Jaws 50th Anniversary Marathons & Half Marathon
Milton Keynes, Buckinghamshire
05 Jul 25
£39.99 - £49.99
The Fix Addiction 5k, 10k and Half Marathon
Windsor, Buckinghamshire
05 Jul 25
£25.00 - £30.00
5.0
Will Run For Ice Cream
The Last Hop, Unit 2, Thames Edge, 15-18 Clarence St, Staines TW18 4SU
05 Jul 25
£27.00 - £35.00
PHOENIX - Cheeky Beaver Run
Walton-on-Thames, Surrey
05 Jul 25
£22.00 - £40.00
The Richmond Summer Riverside 10k and Half Marathon Run
Richmond, Greater London
06 Jul 25
£22.00 - £25.00
5.0
PHOENIX - All Stars Blue
Dorking, Surrey
06 Jul 25
£22.00 - £39.95
Running GP at Goodwood Motor Circuit Races & Duathlons July
Chichester, West Sussex
06 Jul 25
£30.00 - £232.00
Chiltern Ridge Half Marathon
Aylesbury, Buckinghamshire
06 Jul 25
£32.00
4.3
Richmond Park Half Marathon
London
06 Jul 25
£42.00 - £182.00
4.4
Live Aid 40th Anniversary Marathon Half Marathon & 50km
Milton Keynes, Buckinghamshire
12 Jul 25 - 13 Jul 25
£36.99 - £44.99
RUN DORNEY 5K, 10K & HALF MARATHON
Windsor, Berkshire
13 Jul 25
£30.00 - £162.00
4.2
PHOENIX - Manta Ray Run
Walton-on-Thames, Surrey
13 Jul 25
£22.00 - £40.00
Midweek Medal Madness Run
Wraysbury Skiff & Punting Club, Egham, TW20 0AE
18 Jul 25
£27.00
PHOENIX Fridays - Run for Fun Friday 2025
Walton-on-Thames, Surrey
18 Jul 25
£26.00 - £33.00
Ciderthon: Half Marathon & 5K
Henley-on-Thames, Hambleden, Buckinghamshire
19 Jul 25
£30.00 - £47.00
Hughenden Valley Half & 10K
High Wycombe, Buckinghamshire
19 Jul 25
£22.00 - £32.00
4.6
PHOENIX - Pink Elephant Run
Walton-on-Thames, Surrey
19 Jul 25
£22.00 - £40.00
Run Whitstable & Herne Bay Summer 5k, 10k and half marathon
Herne Bay, Kent
19 Jul 25
£10.00 - £25.00
Richmond Park July 5k,10k and Half Marathon
London, Greater London
20 Jul 25
£22.00 - £25.00
4.4
Battersea Park Half Marathon
London
20 Jul 25
£37.00 - £162.00
4.8
Bright Skies Surrey Hills
Denbies Wine Estate, Bradley Lane, Dorking. RH5 6AA
20 Jul 25
£8.70 - £57.51
3.8
PHOENIX Fridays - Fellowship of the Run Friday
Walton-on-Thames, Surrey
25 Jul 25
£26.00 - £33.00
RunThrough Wimbledon Common Half Marathon & 10k
London, Greater London
27 Jul 25
£32.00 - £162.00
4.9
RUN DORNEY 5K, 10K & HALF MARATHON
Windsor, Berkshire
27 Jul 25
£30.00 - £162.00
4.2
Showing 81-120 of 250 results