With the 2026 London Marathon on the horizon, participants, supporters, and general commuters are being advised to anticipate significant congestion at key Underground stations along the race route. While specific details for 2026 are yet to be fully released, historical data from previous marathons indicates that certain Tube stations bear the brunt of the increased footfall, particularly those serving the start lines in Greenwich and Blackheath, and those near the finish line around The Mall and St James's Park.
Stations such as Greenwich, Cutty Sark (DLR), Blackheath, and Maze Hill are typically overwhelmed in the hours leading up to the race start as runners make their way to their designated assembly points. Similarly, as the marathon progresses and finishers gather, stations including St James's Park, Westminster, Embankment, and Charing Cross experience heavy crowds. Spectators also contribute to this pressure, often using these central stations to access various points along the 26.2-mile course.
Transport for London (TfL) usually issues comprehensive travel advice in the months leading up to the event, outlining specific station closures, recommended alternative routes, and the best ways to navigate the capital on race day. This guidance typically includes suggestions for using less congested stations slightly further afield and completing the journey on foot, or utilising bus services where possible, although bus routes are also often diverted due to road closures.
For those travelling to support runners, it is often recommended to choose stations that are a short walk from the course, rather than those directly adjacent, to avoid the most intense crowds. Planning multiple viewing spots along the route can also help distribute travel, reducing reliance on a single, popular station. The sheer scale of the London Marathon, which attracts tens of thousands of runners and hundreds of thousands of spectators, necessitates a strategic approach to public transport to ensure a smooth experience for all.
The event is not only a major sporting occasion but also a significant logistical challenge for London's transport network. Authorities typically work to maximise train frequency on key lines and provide additional staff at stations to manage crowds and offer assistance. However, even with these measures, certain pinch points are inevitable, underscoring the importance of individual journey planning.