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Half Marathons Found in the South East

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Half Marathons In the South East 2024 - 2025

The most comprehensive list of Half Marathons in the South East in 2024 - 2025 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 :-)


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Race Calendar: Half Marathons In the South East

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Harrold-Odell Country Park - Bedfordshire. 10km, 25km & 50km Trail Races.

Bedford, Bedfordshire
08 Mar 25
£32.00 - £55.00

WIMBLEDON 10K & HALF MARATHON

London
23 Nov 25
£32.00 - £162.00
4.5

WITTERING BEACH RUN

Chichester, West Wittering, West Sussex
29 Nov 25
£30.00 - £40.00

FINSBURY PARK 5K, 10K & HALF MARATHON

London
30 Nov 25
£28.00 - £132.00
4.2

PHOENIX - Christmas Advent Run

Sunbury on Thames, Middlesex
30 Nov 25
£22.00 - £39.95

Gremlins Christmas Half & Marathons

Milton Keynes, Buckinghamshire
05 Dec 25 - 06 Dec 25
£34.99 - £42.99

Sussex Downs Trail Run

Lewes, Plumpton, East Sussex
06 Dec 25
£30.00 - £40.00

Running GP at Goodwood Motor Circuit – December

Chichester, West Sussex
07 Dec 25
£28.00 - £142.00
4.5

RUN DORNEY 5K, 10K & HALF MARATHON

Windsor, Berkshire
13 Dec 25
£30.00 - £162.00
4.2

VICTORIA PARK 5K, 10K & HALF MARATHON

London
13 Dec 25
£28.00 - £152.00
4.7

CRYSTAL PALACE 5K 10K, HALF MARATHON & JUNIORS

London
14 Dec 25
£7.00 - £122.00
4.6

LEE VALLEY VELOPARK - MILE, 5K, 10K, 10 MILE & HALF MARATHON

London, Greater London
20 Dec 25
Free - £122.00
4.6

The Christmas Die Hard Marathon & Half Marathon

Milton Keynes, Buckinghamshire
24 Dec 24
£44.99 - £49.99

Winter Enigma Marathons & Half Marathon

Milton Keynes, Buckinghamshire
04 Jan 25 - 05 Jan 25
£33.99 - £44.99

Battersea Park Half Marathon

London
27 Sep 25
£37.00 - £162.00
4.8
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