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Half Marathons Found In & Near London

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Half Marathons In & Near London 2025 - 2026

The London running scene has never been more alive. Running crews, clubs and a ton of races: and half marathons are one of the most popular distance events.

The findarace.com calendar lists over 100 half marathon races in and around London every year. Check out our comprehensive 2025 - 2026 London half marathon race calendar below: you’ll find a race that’s perfect for you.

Top Tip: Viewing this page in the default “Featured view” will show you all the Best Half Marathons in London. 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

Race Calendar: Half Marathons In & Near London

PHOENIX - Rose Run

Dorking, Surrey
10 May 25
£22.00 - £39.95

The All Nations 5k, 10k and Half Marathon Run

Windsor, Buckinghamshire
10 May 25
£25.00 - £30.00
4.4

Richmond Park May 5k,10k and Half Marathon

London, Greater London
11 May 25
£25.00 - £30.00
4.4

Ranelagh Half Marathon

Richmond, Surrey
11 May 25
£40.00

Sausage Dog Run

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

PHOENIX Fridays - Prehistoric Friday

Walton-on-Thames, Surrey
16 May 25
£26.00 - £33.00

Wimbledon Half Marathon

London
18 May 25
£39.48
3.6

Easy Does It Run

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

Run2Paris May 2025

London
22 May 25 - 25 May 25
£950.00

Richmond Park Half Marathon

London
25 May 25
£42.00 - £182.00
4.4

RUN DORNEY 5K, 10K & HALF MARATHON

Windsor, Berkshire
25 May 25
£30.00 - £162.00
4.2

Midweek Run - Leon's Birthday Run!

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

Weybridge 5k, 10k, Half Marathon & Fun Run

Walton-on-Thames, Surrey
01 Jun 25
£14.00 - £152.00
4.8

Circuit Du Sore Legs - part cinq

Wodson Park Sports Centre, Ware, Herts, SG12 0UQ
01 Jun 25
£25.00 - £37.50

The One in the Park - Richmond - June

Richmond
01 Jun 25
£26.00 - £35.00
5.0

Midweek Chasing Numbers June 2025

Wraysbury Skiff & Punting Club, Egham, TW20 0AE
06 Jun 25
£27.00

RUN DORNEY 5K, 10K & HALF MARATHON June 2025

Windsor, Berkshire
07 Jun 25
£30.00 - £162.00
4.2

Magna Carta Summer

Wraysbury Skiff & Punting Club  Riverside  Egham  Surrey TW20 0AA
07 Jun 25
£37.36 - £58.59
4.0

PHOENIX - The Purple Turtle Run

Sunbury on Thames, Middlesex
07 Jun 25
£22.00 - £40.00

ATW St Albans Half Marathon #icelollyrun

Verulamium Park, St Albans AL1 2DL
08 Jun 25
£11.66 - £42.40

PHOENIX - Are We There Yet Denbies

Dorking, Surrey
08 Jun 25
£22.00 - £39.95

Richmond Park June 5k, 10k and Half Marathon

London, Greater London
08 Jun 25
£22.00 - £25.00
4.4

The Summer Lucky Dip Run

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

PHOENIX Fridays - Friday the 13th

Sunbury on Thames, Middlesex
13 Jun 25
£26.00 - £33.00

My Little Care Bear Run

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

PHOENIX - Rainbow Dolphin Run

Sunbury on Thames, Middlesex
14 Jun 25
£44.95

FINSBURY PARK 5K, 10K & HALF MARATHON

London
15 Jun 25
£30.00 - £142.00
4.3

PHOENIX - Minotaur 50 Mile Ultra, Hydra 75 Mile Ultra & Centaur 100 Mile Ultra

Dorking, Surrey
21 Jun 25
£74.95 - £134.95

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

RunThrough Wimbledon Common Half Marathon & 10k

London, Greater London
22 Jun 25
£32.00 - £162.00
4.9

The One to the Castle - Windsor

Windsor, Berkshire
22 Jun 25
£35.00

PHOENIX Fridays - Retro Run Friday

Walton-on-Thames, Surrey
27 Jun 25
£26.00 - £33.00

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

The Fix Addiction 5k, 10k and Half Marathon

Windsor, Buckinghamshire
05 Jul 25
£22.00 - £25.00
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

Richmond Park Half Marathon

London
06 Jul 25
£42.00 - £182.00
4.4

The Richmond Summer Riverside 10k and Half Marathon Run

Richmond, Greater London
06 Jul 25
£22.00 - £25.00
5.0
Showing 41-80 of 163 results

Related Pages on Find A Race

If you still haven’t found what you’re looking for here are a few suggestions: broaden your search and take a look at Half Marathons in the South East. We also list Half Marathons in and around Slough, Reading, Oxford, Cambridge and Brighton. If you’re in the London area but fancy something a bit shorter then check out our London 10k Runs page: and of course we also have a London Marathons list if you are looking to step up the distance. If you’re happy to travel or you want to build a race into a trip away then check out our national Half Marathons calendar and you can refine and filter your search from there.