Kent Downs 50 Ultra Challenge 

Join the 50km Kent Downs Ultra Challenge. The route starts in Maidstone and heads towards the Kent Downs to Bluebell Hill, along the River Medway and past Leeds Castle. You'll finish up through the North Downs to the finish line. 

As well as the 50km route, we also have 10km and 25km routes available. 

How to enter

There are 2 entry options for our Kent Downs 50 2026.

Charity funding

Pay a small registration fee and commit to a fundraising target. BHF will cover the cost of your event. As BHF is an official Ultra Challenge series partner, you’ll get 75% off on Charity funding entry places (excluding 10kms and 10 miles). Please enter the code ‘HELLO2026’ to redeem the extra discount during checkout.

Exclusive New Year Deal: save up to 75% on charity sponsorship options (excludes 10km).

10km distance

• £15 registration fee
• £150 fundraising target

25km distance 

• £30 registration fee
• £275 fundraising target

50km distance

• £40 registration fee
• £375 fundraising target

Mixed funding

Pay 50% of the event place yourself and commit to a lower fundraising target.

10km distance

• £25 registration fee
• £100 fundraising target

25km distance

• £50 registration fee
• £150 fundraising target

50km distance

• £75 registration fee
• £225 fundraising target

To take part, you must raise the minimum sponsorship for your distance. We require half of your fundraising target 5 weeks before the challenge to secure your place. 

Please note these events are organised by Ultra Challenge. Participants raising funds for British Heart Foundation will be joined by others, raising money for different charities. Find out more on the Ultra Challenge website.