Windsor 50 Ultra Challenge

APR
17
2027
Looped 50 km, 25 km or 10 km trail routes from Windsor Racecourse via the Great Park, Runnymede and the Thames Path, with rest stops, medical support and GPS tracking.
Sat 17 Apr 2027
50 kilometers 25 kilometers 10 kilometers

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About the race

The Windsor 50 Ultra Challenge offers looped trail routes based at Windsor Racecourse that pass through Windsor Great Park, Runnymede and along the Thames Path, taking in surrounding countryside and views of the Castle. The event runs three distance options with full on-course support and event services from the racecourse basecamp.

Distances

  • 50 km figure-of-eight loops, 320 m elevation.
  • 25 km single loop including the Great Park, 175 m elevation.
  • 10 km loop around Eton, Windsor and the Castle, ~25 m elevation.

Support and services include marquee rest stops roughly every 12.5 km with major stops at 25 km, catering with snacks and meals (picnic at 25 km, hot meal for 50 km finishers), drinks, medical staff, podiatrists and massage teams. The route is fully signed with pink arrows and GPS tracking via the event app. Participants receive a finisher medal, T-shirt and a glass of fizz at the finish.

Logistics and extras listed for the event include parking at the Racecourse basecamp, shuttle transfers to local stations, baggage storage, campsite options, a bar at basecamp, and finish-line food and refreshment facilities. Entry categories include walk, jog or run, a Solo Start option, an Ultra March category for brisk walkers, and an Ultra Trailblazerz option for ambitious runners. Corporate team packages and bookable extras such as transfers and baggage services are available. Visit the organization's website for the most recent information.

50 km
50 Km Challenge
25 km
25 Km Challenge
10 km
10 Km Challenge

Events nearby

A 7 hour Time Challenge along the River Thames in Staines offering distances from 3 km up to 50 km, themed medals and distance pins, an aid table, goody bags including a vegan option, and on the day number collection.
Looped events where runners choose how many laps to run on the day, with maps, aid stations every lap and distances from 5K to 50K across several venues.
Social 8 km trail run with North Downs views, finishing at Greyfriars Vineyard for lunch, a glass of English sparkling wine and a guided tasting.
Free biweekly Sunday morning trail runs from Surrey Trek and Run with multiple distances and a limit of 10 participants per leader.
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