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.
The Vitality Big Half: September 2026

September 6

The Vitality Big Half: September 2026

Join team Leukaemia UK in the The Big Half 2026! This event is a vibrant, inclusive half marathon with a...
Thames Path Challenge: September 2026

September 12 - September 13

Thames Path Challenge: September 2026

England’s greatest river provides a fantastic backdrop for an unforgettable challenge. Over 3000 adventurers will join the Putney Bridge start,...
Thames Bridges Trek: September 2026

September 12

Thames Bridges Trek: September 2026

Join 2500 walkers and trek 25 km across the Capital with unrivalled views of the skyline & landmarks. From a...
The Great North Run: September 2026

September 13

The Great North Run: September 2026

Join team Leukaemia UK in the AJ Bell Great North Run 2026 - the world’s largest half marathon! The route,...
The Henley 10K: September 2026

September 13

The Henley 10K: September 2026

The Henley 10k is alongside the Thames Path Challenge’s main finish venue. It’s a fabulous 10 km loop through Remenham...
Chiltern 50 Challenge: September 2026

September 26

Chiltern 50 Challenge: September 2026

Superb 50 km looped challenge in some of the Chilterns finest countryside, with historic trails, rolling hills, nature reserves, and...
Kent Downs 50: October 2026

October 10

Kent Downs 50: October 2026

An end of season Ultra Challenge in the ‘Garden of England’.  A basecamp near Maidstone, with parking & weekend camping...
London Halloween Walk: October 2026

October 31

London Halloween Walk: October 2026

Why not risk a hair-raising hike around some of the City’s scary streets and historic haunts? Choose your distance, gather...
Past Events