London 100

MAY
9
2026
Experience an urban ultra marathon starting from Victoria that visits over 100 iconic London landmarks. Choose between 25 km, 50 km, or 100 km distances with full aid station support and a unique four leg course design.
Sat 9 May 2026
100 miles

Always double-check with the organizer's website! This page may contain affiliate links.

London 100 2026

The London 100 is an ultra marathon event organized by Camino Ultra, taking place in Central London. The event starts and finishes at the Queen Mother Sports Centre in Victoria, located at 223 Vauxhall Bridge Road, Pimlico. The course is designed as four unique legs extending North, East, South, and West from the central hub, allowing participants to see over 100 London icons.

Available distances include:

  • 100 km
  • 50 km
  • 25 km

The route is described as fast and run-able, utilizing a mix of city streets and major London parks. Participants pass various landmarks, including Big Ben, St Paul's Cathedral, and the Tate Modern. Each 25 km leg is structured as an out-and-back course. For navigation, GPX files are provided to runners. The event has a 16-hour cutoff time and includes major support on each of the four legs for the 100 km distance.

The venue is connected to Transport for London (TFL) links, and the organizers offer access to partner boutique hotels near the headquarters. Facilities at the site include hot showers and a community center recovery area. Registration includes training plans from the coaching squad and a unique finishers medal. Aid stations are situated along the course, stocked with food, water, electrolytes, and gels. A medical team is present on-site for the duration of the event. Visit the organization's website for the most recent information.

100 mi
London 100