Home
Events Overview
The Events
Winter Walk

24 - 25 January 2026

London 2 Brighton

24 - 25 May 2025

Gower Peninsula Challenge

19 - 20 July 2025

Thames Bridges Trek

Sat 13 September 2025

Bath 50 Challenge

28 March 2026

Lake District Challenge

7 - 8 June 2025

South West Coast 50

Sat 2 August 2025

Thames Path Challenge

13 - 14 September 2025

Easter 50 Challenge

Sat 18 April 2026

Cotswold Way Challenge

21 - 22 June 2025

London Summer Walk

Sat 23 August 2025

Chiltern 50 Challenge

Sat 27 September 2025

Isle of Wight Challenge

3 - 4 May 2025

Peak District Challenge

28 - 29 June 2025

South Coast Challenge

6 - 7 September 2025

Kent Downs 50

Sat 11 October 2025

Jurassic Coast Challenge

17 - 18 May 2025

North Downs 50

Sat 12 July 2025

Thames Moonlight 10

Fri 12 September 2025

Halloween Walk

Sat 25 October 2025
Related links
Deals & Discounts

Multi Deal

Our Support

The Charities

Brand Partnership Opportunity

The 10k Series

Official Merchandise

Latest News

About Action Challenge

Work & Volunteer

Menu
View all events
Our Support
Corporate Teams
How to Join
Help

Ultra Challenge Brochures

Read all about it...

All you need to know about the 2025 events. Print it off or send it to friends!

2025 Series
Brochure

Our 2025 Brochure with full details of the Series & each challenge event. A handy summary of all the details!

2025 Corporate Brochure

If you are considering taking part as a Corporate Team or group - or want to find out more about our packages.

Event Factsheets

All the info & key details of each event – and how you can take it on.

Got a question? Read our FAQs...

Our Delivery Partners

We work with an experienced network of partners to be able to bring the Ultra Challenge Series to life. With their expertise and commitment we are able to deliver our events to the highest standards of safety and hospitality.

Stay in Touch

Join our Newsletter list & keep up-to-date with our latest news & special offers. Your details will only be used by the Ultra Challenge event organiser.