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

London

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

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

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
£12.00 - £30.00

Hughenden Valley Half & 10K

High Wycombe, Buckinghamshire
19 Jul 25
£22.00 - £32.00
4.6

Bright Skies Surrey Hills

Denbies Wine Estate, Bradley Lane, Dorking. RH5 6AA
20 Jul 25
£8.70 - £57.51
3.8

Battersea Park Half Marathon

London
20 Jul 25
£37.00 - £162.00
4.8

Richmond Park July 5k,10k and Half Marathon

London, Greater London
20 Jul 25
£25.00 - £30.00
4.4

The Rubber Ducky Run

The Last Hop, Thames Edge, Clarence Street, Staines-Upon-Thames
20 Jul 25
£27.00 - £35.00

PHOENIX Fridays - Fellowship of the Run Friday

Walton-on-Thames, Surrey
25 Jul 25
£26.00 - £33.00

The Rasselbock 505

Oxford, Oxfordshire
26 Jul 25
£39.50 - £85.00

RUN DORNEY 5K, 10K & HALF MARATHON

Windsor, Berkshire
27 Jul 25
£30.00 - £162.00
4.2

RunThrough Wimbledon Common Half Marathon & 10k

London, Greater London
27 Jul 25
£32.00 - £162.00
4.9

The Big Cake Run

The Last Hop, Unit 2, Thames Edge, 15-18 Clarence St, Staines TW18 4SU
27 Jul 25
£27.00 - £29.00

Midweek Chasing Numbers Aug 2025

Wraysbury Skiff and Punting Club, Riverside, Egham TW20 0AA
01 Aug 25
£27.00
5.0

Football League Original 12 Run

Milton Keynes, Buckinghamshire
02 Aug 25 - 03 Aug 25
£36.99 - £42.99

The Copy Cat Run

The Last Hop, Unit 2, Thames Edge, 15-18 Clarence St, Staines TW18 4SU
02 Aug 25
£27.00 - £29.00

RUN DORNEY 5K, 10K & HALF MARATHON

Windsor, Berkshire
09 Aug 25
£30.00 - £162.00
4.2

PHOENIX - The Painted Cow Run

Dorking, Surrey
09 Aug 25
£22.00 - £39.95

Great British Bake Run

The Last Hop, Unit 2, Thames Edge, 15-18 Clarence St, Staines TW18 4SU
09 Aug 25
£27.00 - £35.00
4.5

Richmond Park Half Marathon

London
10 Aug 25
£42.00 - £182.00
4.4

PHOENIX - Prosecco Run

Dorking, Surrey
10 Aug 25
£22.00 - £39.95
5.0

Midweek Medal Madness Run August

Wraysbury Skiff & Punting Club, Egham, TW20 0AE
15 Aug 25
£27.00

You Crazy Fool Run

The Last Hop, Unit 2, Thames Edge, 15-18 Clarence St, Staines TW18 4SU
17 Aug 25
£27.00 - £35.00

Richmond Park August 5k, 10k and Half Marathon

London, Greater London
17 Aug 25
£25.00 - £30.00
4.4

PHOENIX - Summer Marathon & Half Marathon

Sunbury on Thames, Middlesex
23 Aug 25
£33.50

LEE VALLEY VELOPARK 1 MILE, 5K, 10K, 10 MILE & HALF MARATHON

London, Greater London
23 Aug 25
Free - £122.00
4.6

PHOENIX - Area 50-Run

Walton-on-Thames, Surrey
24 Aug 25
£22.00 - £40.00

PHOENIX - 2 Weird 2 Run

Walton-on-Thames, Surrey
25 Aug 25
£22.00 - £40.00

PHOENIX - Summer Sun - Day 1

Gravesend, Kent
29 Aug 25
£39.95

Henley River 10k & Half Marathon

Henley-on-Thames, Oxfordshire
30 Aug 25
£30.00 - £142.00
4.5

PHOENIX - Summer Sun - Day 2

Gravesend, Kent
30 Aug 25
£39.95

Will Run For Ice Cream - Wales

Dare Valley Country Park, Aberdare, CF44 7PS
30 Aug 25
£27.00 - £35.00

PHOENIX - Summer Sun - Day 3

Gravesend, Kent
31 Aug 25
£39.95

SOUTHAMPTON RUNNING FESTIVAL

Southampton, Hampshire
31 Aug 25
£7.00 - £285.60
4.8

PHOENIX - Summer Sun - Day 4

Gravesend, Kent
01 Sep 25
£39.95

PHOENIX - Summer Sun - Day 5

Gravesend, Kent
02 Sep 25
£39.95

PHOENIX - Summer Sun - Day 6

Gravesend, Kent
03 Sep 25
£39.95

PHOENIX - Summer Sun - Day 7

Gravesend, Kent
04 Sep 25
£39.95

PHOENIX - Summer Sun - Day 8

Gravesend, Kent
05 Sep 25
£39.95
Showing 41-80 of 245 results
Prev
1 2 3 4 5 ... 7
Next

Cookie settings

Cookies are small text files that a website stores on a user's device, such as a computer or a smartphone. When a user visits a website, a cookie may be set to track information such as the user's preferences, login information, or items in a shopping cart. Cookies are not harmful and are typically deleted when a user clears their browser cache or the cookie expires.

Strictly necessary cookies are a type of cookie that is essential for a website to function properly. These cookies are necessary to provide services requested by the user, such as login authentication, shopping cart functionality, and other similar features.

Strictly necessary cookies do not require the user's consent, as they are essential for the proper functioning of the website.

Learn more about our Strictly necessary cookies

Tracking and targeting cookies are a type of cookie used by websites to collect information about a user's browsing behaviour across multiple websites. These cookies are often used for advertising purposes and can track the user's interests and some personal information.

Targeting cookies are used to display personalised advertisements to the user based on their browsing history, search history, and other online activity.

Learn more about our Tracking and targeting cookies