London Marathon
Road Running covering 42.2 km with up to 81 m D+ in London (England, United Kingdom)
London Marathon is an endurance sporting event in London, England, GB focused on Road Running. It is part of Boston Marathon Qualifier, European Marathon Classics. Key features include Charity Run, City Run, Culture & History, Kids & Youth Races.
The competition program features Marathon (42.2 km, +81 m D+). The next edition is officially confirmed for April 25, 2027. Official race regulations, course details, and registration information are provided on the organizer's website (tcslondonmarathon.com).

Event characteristics
Races & distances (1)
| Competition | Discipline | Distance | Elevation gain | Altitude range | Course type | Course & profile |
|---|---|---|---|---|---|---|
| Marathon | Road Running | 42.2 km | +81 m | 2 m - 51 m | Point-to-point course | Route & profile |
Course route & map
Elevation profile & course telemetry
Altitude from 2 m to 51 m above sea level (+81 m D+, -115 m D-)
Frequently asked questions (FAQ)
When and where does London Marathon take place?
London Marathon takes place in London, England, GB (start area at coordinates 51.5074° N, 0.1278° W). The next edition is officially confirmed for April 25, 2027.
What races and distances are offered at London Marathon?
The competition program features Marathon (42.2 km, +81 m D+). The competitions belong to Road Running.
What is the course layout and elevation profile for London Marathon?
The main competition (Marathon over 42.2 km) is designed as a point-to-point course featuring +81 m of elevation gain and -115 m of elevation loss, ranging between 2 m and 51 m above sea level. An interactive course map with a verified 3D GPS track, kilometer markers, and GPX download is available in the course section on this page.
Where can I find registration and official race rules for London Marathon?
Official race regulations, course details, and registration information are provided on the organizer's website (tcslondonmarathon.com).