Our fundraising events

There are many exciting ways to get involved in supporting us. Here are few challenge events and activities you can take part in to raise funds to transform leukaemia treatment and care.
Hackney Half Marathon 2026

May 17

Hackney Half Marathon 2026

The Hackney Half Marathon is a fantastic event and we want you to join team Leukaemia UK! There will be live entertainment and DJs to keep you inspired, not just at event centres but during the race both at event HQ and out on the course. There will be no need for headphones as the…

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Bath 50: March 2026

March 28

Bath 50: March 2026

Was a great opener to the 2025 Ultra Challenge season – and received fantastic reviews! Centred on this elegant historic...
Isle of Wight Challenge: May 2026

May 2 - May 3

Isle of Wight Challenge: May 2026

Great challenges need great settings – and few are better than the Island’s stunning coastal path. Up to 3,000 adventurers...
Jurassic Coast Challenge: May 2026

May 16 - May 17

Jurassic Coast Challenge: May 2026

Spectacular World Heritage coastline. A start in Corfe Castle, the route heads down to Swanage, and along through Lulworth Cove,...
London to Brighton Walk: May 2026

May 23 - May 24

London to Brighton Walk: May 2026

The ‘original’ Ultra Challenge! 2,000 or so adventurers will take on the Capital to Coast trails and test their grit...
Lake District Challenge: June 2026

June 6 - June 7

Lake District Challenge: June 2026

Take on England’s finest countryside at your pace. Challenge basecamp is in Kendal, and it’s a 100km loop taking in...
Cotswold Way Challenge: June 2026

June 13 - June 14

Cotswold Way Challenge: June 2026

Our Cirencester basecamp is the start of the 100 km looped route through the heart of the Cotswolds, providing a...
North Yorks: June 2026

June 20 - June 21

North Yorks: June 2026

Set to be one of the greatest Ultra Challenges – basecamp is in Scarborough – famous for its Fair, and...
Peak District Challenge: July 2026

July 4 - July 5

Peak District Challenge: July 2026

Our basecamp hub in idyllic Bakewell will welcome over 3,000 adventurers who will test themselves in the fabulous Peak District...
North Downs 50: July 2026

July 12

North Downs 50: July 2026

We’re back on the North Downs with a fabulous challenge setting out from our Guildford basecamp, and a looped 50...
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Past Events