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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 :-)


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Race Calendar: Half Marathons In & Near London

Richmond Park Half Marathon

London
12 Oct 25
£42.00 - £182.00
4.4

The Richmond Autumn Riverside 10k and Half Marathon Run

Richmond, Greater London
12 Oct 25
£22.00 - £25.00
4.6

Scare Bear Run - Wales

Dare Valley Country Park, Aberdare, CF44 7PS
18 Oct 25
£27.00 - £35.00

Richmond Park October 5k, 10k and Half Marathon

London
19 Oct 25
£22.00 - £25.00
4.4

Epping Forest Wildwood Trail Series Half Marathon & 10K

London
25 Oct 25
£24.00 - £34.00

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

London, Greater London
25 Oct 25
Free - £122.00
4.6

THAMES PATH TRAIL RUN

Windsor, Berkshire
26 Oct 25
£35.00 - £40.00

River Thames Half Marathon 2025

Walton-on-Thames, Surrey
26 Oct 25
£34.00
4.5

VICTORIA PARK 5K, 10K & HALF MARATHON

London
08 Nov 25
£28.00 - £162.00
4.7

PHOENIX - Lest We Forget - 2025

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

The One by the Canal

Watford, Hertfordshire
09 Nov 25
£35.00
4.5

Remembrance Day Run - South

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

Richmond Park Half Marathon

London
09 Nov 25
£42.00 - £182.00
4.4

RUN DORNEY 5K, 10K & HALF MARATHON

Windsor, Berkshire
09 Nov 25
£30.00 - £142.00
4.2

PHOENIX - Remembrance Day Marathon & Half Marathon

Sunbury on Thames, Middlesex
09 Nov 25
£39.95

Battersea Park Half Marathon

London
15 Nov 25
£37.00 - £162.00
4.8

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

Smurf Run - Wales

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

PHOENIX - Runbelievable - Road Runner - Day 4

Gravesend, Kent
22 Nov 25
£39.95

WIMBLEDON 10K & HALF MARATHON

London
23 Nov 25
£32.00 - £162.00
4.5

PHOENIX - Runbelievable - Road Runner - Day 5

Gravesend, Kent
23 Nov 25
£39.95

PHOENIX - Riverside Marathon & Half Marathon

Sunbury on Thames, Middlesex
29 Nov 25
£33.50
4.5

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 One in the Park - Richmond - November

Richmond
30 Nov 25
£26.00 - £35.00
5.0

Richmond Park Half Marathon

London
07 Dec 25
£42.00 - £182.00
4.4

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

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
£22.00 - £25.00
4.4

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

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

PHOENIX - Year End Marathon & Half Marathon

Sunbury on Thames, Middlesex
28 Dec 25
£33.50
5.0

PHOENIX - Frozen Phoenix

Sunbury on Thames, Middlesex
29 Dec 25
£27.00 - £40.00

PHOENIX - Winter Runderland

Sunbury on Thames, Middlesex
30 Dec 25
£27.00 - £40.00
4.0

PHOENIX - Doughnut Dash

Sunbury on Thames, Middlesex
11 Jan 26
£39.95
5.0

Hampton Court Half Marathon 2026

Thames Ditton, Surrey
15 Feb 26
£39.50
4.3

Zodiac Run

02 Jan 25 - 31 Dec 25
£10.00

Offer

Thanks for booking a Running Bug event through findarace.com - 10% OFF

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

Windsor, Berkshire
05 Apr 25
£30.00 - £162.00
4.2
Showing 121-160 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.