Greenwich Tunnel 10km

JUN
28
2026
Experience a unique evening run under the River Thames in London. Complete 27 laps of the historic Greenwich foot tunnel in this 10km event starting next to the Cutty Sark.
Sun 28 Jun 2026
10 kilometers

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Event Overview

The Greenwich Tunnel 10km is an evening running event held in London that takes participants under the River Thames. The race begins in the historic area of Greenwich, specifically at a location next to the Cutty Sark on King William Walk.

Course Details

The race takes place within the Greenwich foot tunnel. Participants run from the Greenwich entrance toward the Mudchute exit. To complete the 10 km distance, runners must finish 27 laps of the tunnel.

Race Day Information

The registration desk for race number collection opens 90 minutes before the event starts. The competition utilizes a staggered start format, with runners departing from the descending steps at 10 second intervals.

All finishers receive the following:

  • A finisher medal
  • Water
  • A snack

Official race times and finishing positions are typically published within one day of the event's conclusion. Visit the organization's website for the most recent information.

10 km