Windsor 50 Ultra Challenge
Walk, jog or run a 50km Ultra, 25km half challenge or a 10km and achieve something special for #TeamKidney.
Walk all over kidney disease
Get active after the Easter holidays and take on a historic 50 km Ultra, a testing 25 km, or a sharp 10 km challenge at your pace as a walk, jog, or run as part of #TeamKidney.
From a Windsor Racecourse basecamp 2000 adventurers will head out on looped routes through the Great Park with fantastic views of the Castle, on to Runnymede, along the Thames Path, and taking in some wonderful surrounding countryside.
You’ll get full support along the way the way, plus plenty of food & drink, a special medal, a T-shirt, a celebration finish back at basecamp - and a great sense of achievement!
Push yourself further in 2026 and help raise vital funds for those living with kidney disease.
As part of #TeamKidney you'll receive...

Other useful stuff

Fundraising
Get all the materials and resources you need for your fundraiser.

Dress to impress
Get extra merchandise and show everyone you're on #TeamKidney.

Got your own place?
Tell us about your event and we'll support you all the way.

Fundraise online
Get your fundraising off to a flying start with your own JustGiving page.
Frequently asked questions
Got a question? Get in touch
If you have a question or would like to chat about one of our events, the team here at Kidney Research UK are happy to help. Please get in touch.
