Magna Carta Summer

MAY
9
2026
Run along the Thames Path at Runnymede for a scenic 10k, half marathon or marathon on 9 May 2026, with marshalled, well marked out and back laps and GPX support. All finishers earn a bespoke Magna Carta medal and top runners win prizes.
Sat 9 May 2026
26 miles 13 miles 10 kilometers

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Event overview

Magna Carta Summer is an outdoor running event on 9 May 2026, organised by Hermes Running. The race headquarters is at Wraysbury Skiff & Punting Club, Riverside, Egham, Surrey TW20 0AA. The event is based in Runnymede near the Magna Carta landmark.

Distances and entry

  • 10 km (listed distance 10.09 km / 6.27 miles); entry fee shown as £33–£35; open to entrants aged 17–80 on 09/05/2026.
  • Half Marathon (listed distance 13.14 miles); entry fee shown as £43–£45; open to entrants aged 17–80 on 09/05/2026.
  • Marathon (listed distance 26.35 miles); entry fee shown as £53–£55; open to entrants aged 18–80 on 09/05/2026.

Course and facilities

All races use a lapped out-and-back layout along the Thames Path. Turnaround points include Staines Bridge (near the Runnymede Hotel) and Old Windsor Lock. The route is described as fully runnable, well marked, and marshalled at the key turnaround points. GPX routes, course maps and a route video are provided by the organiser.

Awards and finishers

All finishers receive a bespoke Magna Carta medal. Prizes are listed for male and female 1st, 2nd and 3rd places. Visit the organization's website for the most recent information.

26 mi
Marathon
13 mi
Half Marathon
10 km