Sun 21 Jun 2026 Marlow, Buckinghamshire, UK

The One to the Castle | Windsor

Following river trail paths, this half marathon goes through many of the key landmarks that have made the Royal Berkshire area so famous.

  • Sun 21 Jun 2026
Marlow Rugby Union Football Club, Marlow
The One to the Castle | Windsor

09:30

Age 17 & over

£35

  • 13.1 miles multi terrain running

Event overview

This course is your break from tough trail runs and rather focuses on scenic route!

Event details

  • Average fitness
  • Beginner-friendly
  • Event village
  • Spectators
  • Venue accessible

Route

  • Distance markers
  • First aid
  • Marshals
  • No headphones
  • Traffic free
  • Water stations

Location

  • Rural
  • Secure bag storage
  • Toilets

What's included

  • Chip timing
  • Medal
  • Race photo

Sustainability

  • Sustainability policy

How to enter

  • Age 17 & over
  • Entries open
  • Enter online

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4 steps to wellbeing
Sleep well

A good night's sleep is an essential foundation for a healthy lifestyle, effective training and weight control.

Train slow

Low-intensity training is easier for you, reduces the risk of injury and helps builds an efficient aerobic system.

Eat natural

Cut out sugar & junk food, reduce carbs, eat natural foods and train your body to burn fat for fuel.

Get outdoors

Fresh air, natural light and reconnecting with nature all help to improve mental and physical wellbeing.