Skip to main content
SPORTPLAN
DiscoverTop RacesBlogCalculators
Sign in
SPORTPLAN

A clearer way to discover events, build your season, and keep results in one place.

DiscoverAboutContactPrivacy Policy
Email us

© 2026 SportPlan. All rights reserved.

by Dockia Labs

SPORTPLAN

A clearer way to discover events, build your season, and keep results in one place.

Email us

Product

  • Discover
  • Top Races
  • Blog
  • Calculators
  • By country

Sports

  • Running
  • Trail Running
  • Triathlon
  • Gravel
  • Road Cycling
  • HYROX
  • OCR / Spartan
  • Swimming

Cities

  • Barcelona
  • Madrid
  • Valencia
  • Sevilla
  • Bilbao
  • Málaga
  • Girona
  • Zaragoza

Company

  • About
  • Contact
  • Privacy Policy
  • Terms of Service
  • Cookie Policy

© 2026 SportPlan. All rights reserved.

by Dockia Labs

DiscoverTop RacesSign in
Marathons in London 2026 | SportPlan
marathons

Marathons in London

25 upcoming marathons in London. Filter by date, exact distance, or elevation.

Browse by month

25 events found

25 eventos

Sort: recommended
DateEventSportLocationDist.25
14JUN
Atw St Albans Half Marathon
Trail Running21.1 kmSt. Albans
Trail Running
St. Albans
21.1 km
21JUN
Dunstable Downs Trail Half Marathon
Trail Running21.1 kmNational Trust - Dunstable Downs and Whipsnade Estate
Trail Running
National Trust - Dunstable Downs and Whipsnade Estate
21.1 km
19JUL
Richmond Park July 5K, 10K and Half Marathon
Trail Running21.1 kmLondon
Trail Running
London
21.1 km
8AUG
Battersea Park 5K and 10K - August
Trail Running21.1 kmLondon
Trail Running
London
21.1 km
9AUG
Burnham Beeches Half-Marathon
Trail Running21.1 kmFarnham Common
Trail Running
Farnham Common
21.1 km
9AUG
Richmond Park August Half Marathon
Trail Running21.1 kmLondon
Trail Running
London
21.1 km
6SEP
Richmond Park September 5K, 10K and Half Marathon
Trail Running21.1 kmLondon
Trail Running
London
21.1 km
13SEP
Richmond Park Half Marathon
Trail Running21.1 kmBarnes
Trail Running
Barnes
21.1 km
20SEP
Intersport Run Reigate Half Marathon
Trail Running21.1 kmRedhill
Trail Running
Redhill
21.1 km
27SEP
Ealing Half Marathon
Trail Running21.1 kmActon
Trail Running
Acton
21.1 km
27SEP
Windsor Half Marathon - UK
Trail Running21.1 kmWindsor
Trail Running
Windsor
21.1 km
3OCT
Victoria Park 5K, 10K, and Half Marathon - October
Trail Running21.1 kmLondon
Trail Running
London
21.1 km
4OCT
Atw Welwyn Half Marathon
Trail Running21.1 kmGosling Sports Park
Trail Running
Gosling Sports Park
21.1 km
4OCT
Kingston Half Marathon
Trail Running21.1 kmKingston upon Thames
Trail Running
Kingston upon Thames
21.1 km
10OCT
Run the Wild Half Marathon - Autumn Edition
Trail Running21.1 kmDacorum
Trail Running
Dacorum
21.1 km
11OCT
Royal Parks Foundation Half Marathon
Trail Running21.1 kmCiudad de Westminster
Trail Running
Ciudad de Westminster
21.1 km
18OCT
Stevenage Half Marathon
Trail Running21.1 kmStevenage
Trail Running
Stevenage
21.1 km
25OCT
River Thames Half Marathon
Trail Running21.1 kmWalton-on-Thames
Trail Running
Walton-on-Thames
21.1 km
1NOV
Hertfordshire Half Marathon
Trail Running21.1 kmKnebworth House
Trail Running
Knebworth House
21.1 km
1NOV
Marlow Half Marathon
Trail Running21.1 kmMarlow
Trail Running
Marlow
21.1 km
1NOV
Runuk Richmond Half Marathon Autumn
Trail Running21.1 kmOld Deer Park - Richmond Upon Thames TW9 2SF
Trail Running
Old Deer Park - Richmond Upon Thames TW9 2SF
21.1 km
8NOV
Run Dorney Lake Half Marathon - November
Trail Running21.1 kmWindsor
Trail Running
Windsor
21.1 km
8NOV
The One by the Canal
Trail Running21.1 kmCowley
Trail Running
Cowley
21.1 km
22NOV
Runuk Kingston Half Marathon
Trail Running21.1 kmGreater London
Trail Running
Greater London
21.1 km
14FEB
Hampton Court Half Marathon
Trail Running21.1 kmSurrey
Trail Running
Surrey
21.1 km
Home
Discover
London
10K races in London
Half marathons in London
Ultras in London
All distances in London
January
February
March
April
May
June
July
August
September
October
November
December