Windsor 50 Ultra Challenge 2026

Challenge Events

Date

18th Apr 2026

Location

Windsor

Take on the Windsor 50 on Saturday 18 April.

Choose a 50km Ultra, a tough 25km, or a sharp 10km — walking, jogging or running at your own pace. Starting from Windsor Racecourse, you’ll follow looped routes through the Great Park, past Windsor Castle, on to Runnymede and along the Thames Path, taking in some of the country’s most beautiful scenery.

Secure your place through our partner, Ultra Challenge.

Choose how you’d like to take part:
Option 1: Full charity sponsorship
Option 2: Mixed funding
Option 3: Self-funded place with charity fundraising

Pay your deposit, select Greenhouse Sports when you sign up, and raise 50% of your fundraising target at least three weeks before event day to confirm your entry.

Click the button below to check availability.

Any questions?

Contact our events team