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Race calendar

TCS London Marathon 2027

TCS London Marathon 2027 in London. Dates, distances and organiser sources from 28.10.2026.

London, United Kingdom

Edition date
/ 25.04.2027
Distance
Marathon
Start / course
Greenwich, three start lines; finish on The Mall.
Start time
Saturday around 09:00, Sunday around 09:30; provisional in the source.
Edition notes
Two-day edition on 24.04.2027 and 25.04.2027. Each participant runs one allocated day. MyWay is a separate event.
Registration
Check the organiser for current entry routes, deadlines and availability. Saved registration statuses are not live.
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Data checked:

Source
All races
Sources and methodology

Organisation-level facts come from each club or race organiser’s own public pages. Missing information stays unknown. This is an independent editorial directory; listings are not endorsements or club-claimed verifications.

Source pages can change. A source link does not confirm current places, sessions or an agreement with VELOX.

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