Half Marathons Found In & Near London
View all ↓Half Marathons In & Near London 2026 - 2027
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 2026 - 2027 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
RUN Battersea Park Half Marathon Winter
Battersea Park next to the Bandstand - SW11 4NJRichmond Half Marathon Winter
Old Deer Park - Richmond Upon Thames TW9 2SFHampton Court Half Marathon 2026
Thames Ditton, SurreyRUN Battersea Park Half Marathon Spring
Battersea Park next to the Bandstand - SW11 4NJLee Valley Velo Park - June
London, Greater LondonRichmond Park Half Marathon
LondonMidweek Chasing Numbers Jul 2026
Wraysbury Skiff and Punting Club, Riverside, Egham TW20 0AABattersea Park 10k & Half Marathon
LondonWill Run For Ice Cream 2026
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SUOoops I Ran It Again
The Last Hop, Unit 2, Thames Edge Court, Clarence Street, Staines, TW18 4SURun Dorney Lake Half Marathon, 10k & 5k - July
Windsor, BerkshireBattersea Park 10k & Half Marathon
LondonMidweek Medal Madness Run - July
Wraysbury Skiff and Punting Club, Riverside, Egham TW20 0AARun Dorney Lake Half Marathon, 10k & 5k - July
Windsor, BerkshireMidweek Chasing Numbers Aug 2026
Wraysbury Skiff and Punting Club, Riverside, Egham TW20 0AAPHOENIX - The Painted Cow Run
Dorking, SurreyRun Dorney Lake Half Marathon, 10k & 5k - August
Windsor, BerkshireBattersea Park 10k & Half Marathon
LondonGreat British Bake Run 2026
The Last Hop, Unit 2, Thames Edge, 15-18 Clarence St, Staines TW18 4SUPHOENIX - Prosecco Run
Dorking, SurreyMidweek Medal Madness Run August 2026
Wraysbury Skiff and Punting Club, Riverside, Egham TW20 0AAStreet Child - Craft Half & 10K
Richmond, SurreyLee Valley Velo Park - August
London, Greater LondonRun Dorney Lake Evening Runs 10k & 5k August
Windsor, BerkshirePHOENIX - Summer Marathon & Half Marathon
Walton-on-Thames, SurreyRichmond Half Marathon @ Richmond RUNFEST 2026
Richmond, Greater LondonRun Dorney Lake Marathon, Half Marathon, 10k & 5k - September
Windsor, BerkshireBattersea Park 10k & Half Marathon
LondonEaling Half Marathon 2026
LondonRun Dorney Lake Half Marathon, 10k & 5k - October
Windsor, BerkshireATW Welwyn Half Marathon & 10k
Gosling Sports Park, Stanborough Road, Welwyn Garden City, Hertfordshire, AL8 6XEHampton Court Palace Half Marathon Presented by Nuun
East Molesey, Greater LondonLee Valley Velo Park - October
London, Greater LondonBATTERSEA PARK RUNNING FESTIVAL
LondonRemembrance Run 2026 - South
Wraysbury Skiff and Punting Club, Riverside, Egham, TW20 0AERun Dorney Lake Half Marathon, 10k & 5k - November
Windsor, BerkshireBattersea Park Half Marathon
LondonTHAMES PATH TRAIL RUN
Windsor, BerkshirePHOENIX - Riverside Marathon & Half Marathon
Walton-on-Thames, SurreyBattersea Park Half Marathon
LondonRun Dorney Lake Half Marathon, 10k & 5k - December
Windsor, BerkshireLee Valley Velo Park - December
London, Greater LondonRun Dorney Lake Half Marathon, 10k & 5k - January
Windsor, BerkshirePHOENIX Fridays - Spring Friday
Walton-on-Thames, SurreyRelated 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.