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Half Marathons Found in the South East

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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 :-)


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Race Calendar: Half Marathons In the South East

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Run Bournemouth

Bournemouth, Dorset
11 Oct 25 - 12 Oct 25
£15.00 - £44.75
4.5

Richmond Park Half Marathon

London
09 Nov 25
£42.00 - £182.00
4.4

Remembrance Day Run - South

Wraysbury Skiff and Punting Club, Riverside, Egham, TW20 0AE
09 Nov 25
£29.00 - £37.00

PHOENIX - Remembrance Day Marathon & Half Marathon

Sunbury on Thames, Middlesex
09 Nov 25
£39.95

The Southampton 1.5k, 5k, 10k & Half Marathon MoRun

Southampton
09 Nov 25
£12.00 - £30.00

Midweek Chasing Numbers Nov 2025

The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
14 Nov 25
£27.00
5.0

Battersea Park Half Marathon

London
15 Nov 25
£37.00 - £162.00
4.8

NEW FOREST CENTRAL TRAIL RUN

Brockenhurst, Hampshire
15 Nov 25
£30.00 - £40.00
5.0

RUN Battersea Park Half Marathon

Battersea Park next to the Bandstand - SW11 4NJ
16 Nov 25
£33.11

Smurf Run

Wraysbury Skiff and Punting Club, Riverside, Egham TW20 0AA
16 Nov 25
£27.00 - £35.00

The Hartfield Honey Run - 2025

Hartfield, East Sussex
16 Nov 25
£20.00 - £30.00
4.4

The Gosport Half Marathon & Children's Races (1k&2k)

Bay House School Sports Centre, Browndown Road, Gosport, Hampshire, PO12 2QX.
16 Nov 25
£3.00 - £29.50

PHOENIX - Runbelievable - Road Runner - Day 1

Gravesend, Kent
19 Nov 25
£39.95

PHOENIX - Runbelievable - Road Runner - Day 2

Gravesend, Kent
20 Nov 25
£39.95

PHOENIX - Runbelievable - Road Runner - Day 3

Gravesend, Kent
21 Nov 25
£39.95

PHOENIX - Runbelievable - Road Runner - Day 4

Gravesend, Kent
22 Nov 25
£39.95

Smurf Run - Wales

Dare Valley Country Park, Aberdare, CF44 7PS
22 Nov 25
£27.00 - £35.00

WIMBLEDON 10K & HALF MARATHON

London
23 Nov 25
£32.00 - £162.00
4.5

Lord of The Run Part 3

The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
23 Nov 25
£27.00 - £35.00
5.0

Kingston Half Marathon

Kingston upon Thames, Surrey
23 Nov 25
£39.39

PHOENIX - Runbelievable - Road Runner - Day 5

Gravesend, Kent
23 Nov 25
£39.95

The London Riverside 1.5k, 10k and Half marathon MoRun

Richmond, Surrey
29 Nov 25
£12.00 - £30.00
5.0

PHOENIX - Riverside Marathon & Half Marathon

Sunbury on Thames, Middlesex
29 Nov 25
£33.50
4.5

WITTERING BEACH RUN

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

The One in the Park - Richmond - November

Richmond
30 Nov 25
£26.00 - £35.00
5.0

FINSBURY PARK 5K, 10K & HALF MARATHON

London
30 Nov 25
£30.00 - £142.00
4.3

PHOENIX - Christmas Advent Run

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

The Christmas Jumper Jaunt

The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
05 Dec 25
£27.00

Gremlins Christmas Half & Marathons

Milton Keynes, Buckinghamshire
05 Dec 25 - 06 Dec 25
£36.99 - £44.99

Sussex Downs Trail Run

Lewes, Plumpton, East Sussex
06 Dec 25
£30.00 - £40.00
4.3

PHOENIX - Bobble Wobble Run

Walton-on-Thames, Surrey
06 Dec 25
£22.00 - £44.95

A Christmas Carol Bobble Hat Run

The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SU
06 Dec 25
£32.00 - £40.00

Deja Vu Marathon & Half Marathon

Milton Keynes, Buckinghamshire
07 Dec 25
£34.99 - £43.99

Running GP at Goodwood Motor Circuit – December

Chichester, West Sussex
07 Dec 25
£30.00 - £162.00
4.5

Richmond Park Half Marathon

London
07 Dec 25
£42.00 - £182.00
4.4

Phoenix - Christmas Jumper FRIDAY Run

Walton-on-Thames, Surrey
12 Dec 25
£49.95

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 - £162.00
4.7

A Christmas Carol Bobble Hat Run - North

Durham Amateur Rowing Club, Green Ln, Old Elvet, Durham DH1 3JU
14 Dec 25
£32.00 - £34.00

CRYSTAL PALACE 5K 10K, HALF MARATHON & JUNIORS

London
14 Dec 25
£7.00 - £122.00
4.6

Richmond Park December 5k,10k and Half Marathon

London, Greater London
14 Dec 25
£25.00 - £30.00
4.4
Showing 161-200 of 246 results
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