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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
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 the Thames Bridges - half marathon
London
16 Feb 24 - 31 Dec 25
£17.00 - £24.00
5.0
Run the Ghost Tubes - Half Marathon & 10K
London
01 Oct 24 - 31 Dec 25
£14.00 - £17.00
5.0
Henry VIII's Wives Half Marathon
London
01 Jul 25 - 31 Dec 25
£17.00
Midweek Chasing Numbers Oct 2025
Wraysbury Skiff and Punting Club, Riverside, Egham TW20 0AA
03 Oct 25
£18.00 - £27.00
5.0
PHOENIX Fridays - Frisky Phoenix Friday 2025
Walton-on-Thames, Surrey
03 Oct 25
£26.00 - £33.00
RUN DORNEY 5K, 10K & HALF MARATHON
Windsor, Berkshire
04 Oct 25
£30.00 - £162.00
4.3
Thames Meander Autumn
Petersham & Ham Sea Scouts HQ, Douglas House Meadow, Richmond, TW10 7AH
05 Oct 25
£37.36 - £58.59
4.5
The Autumn Lucky Dip Run
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
05 Oct 25
£18.00 - £35.00
Hastings Half Marathon
Grosvenor Gardens, Sea Rd, Grosvenor Cres, Saint Leonards-on-sea TN38 0BX
05 Oct 25
£7.61 - £41.12
RUN KENT HALF MARATHON, 10K & 5K
Tonbridge, Kent
05 Oct 25
£30.00 - £172.00
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
£55.00
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
PHOENIX - Orca Run
Walton-on-Thames, Surrey
12 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
PHOENIX - Raging Bull Run
Walton-on-Thames, Surrey
18 Oct 25
£22.00 - £40.00
BATTERSEA PARK RUNNING FESTIVAL
London
18 Oct 25
£7.00 - £182.00
5.0
Bedgebury Forest Half Marathon & 10K
Bedgebury National Pinetum & Forest, Bedgebury Road, Goudhurst, Kent, TN17 2SJ
19 Oct 25
£27.75 - £33.06
Henley Half Marathon
Henley-on-Thames, Oxfordshire
19 Oct 25
£10.00 - £40.00
4.8
PHOENIX - Sea Turtle Run
Walton-on-Thames, Surrey
19 Oct 25
£22.00 - £40.00
Running GP at Goodwood Motor Circuit October
Chichester, West Sussex
19 Oct 25
£30.00 - £162.00
4.5
Richmond Park October 5k, 10k and Half Marathon
London
19 Oct 25
£25.00 - £30.00
4.5
Maidstone Half Marathon
Mote Park, Maidstone, ME15 7SX
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
£18.00 - £35.00
LEE VALLEY VELOPARK - MILE, 5K, 10K, 10 MILE & HALF MARATHON
London, Greater London
25 Oct 25
Free - £122.00
4.6
Running Tribe Races
Course 1,2,3 are at - Chalfont Park Sports Club Chalfont Park, Chalfont St Peter, Buckinghamshire. SL9 0QA. Course 4,5,6 are at - Chalfont St. Peter Community Centre , Chalfont St Peter, Gerrards Cross, SL9 9QX, England
25 Oct 25
£37.50
Epping Forest Wildwood Trail Series Half Marathon & 10K
London
25 Oct 25
£27.00 - £37.00
Wight Lines
Hordle Cliff West, Cliff Rd, Milford on Sea, SO41 0NT
26 Oct 25
£42.13
Maidenhead Half Marathon
Maidenhead, Berkshire
26 Oct 25
£40.00 - £172.00
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
£31.37 - £41.82
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
£7.68 - £48.96
Showing 1-40 of 223 results