Chiltern 50 Challenge

Event Type Trek, Jog or Run
Date 25 September 2021
Location Henley-on-Thames
Registration Fee £5 - £64.50 depending on option chosen
Fundraising Target £119 - £395 depending on option chosen
Level Moderate

Summer offer!! Use the code ALZ2021 to get your charity place for £5. Offer ends 31 July (does not include Halloween walk)  

We want to assure you that we're closely monitoring the situation regarding COVID-19 in the UK. As things stand this event will be going ahead. 

If your event is cancelled or postponed after sign up, you'll be offered a transfer onto a new date or a full refund on your registration fee.

We will, of course, continue to offer all our usual training and fundraising support throughout this time. You’ll have until six weeks after your event date to reach your minimum fundraising target.

Please drop us an email if you have any further questions.

The challenge

This 'end of season' 50km looped route covers some of the best of the Chilterns countryside. You can Walk, Jog or Run along historic trails and over rolling hills. Starting and finishing at our Base Camp in Henley-on-Thames, there's a Saturday night celebration BBQ and entertainment with camping options.

You’ll be fully supported on the day, with excellent food and rest stops during your trek.

The route

Distance options

  • Full Challenge (50km) - Henley loop
  • 1st Half (25km) - Henley to Lewknor
  • 2nd Half (25km) - Lewknor to Henley


Charity sponsorship - pay a small registration fee and do lots of fundraising!  

Full Challenge (50km) - £10 reg fee + £395 in fundraising

Half Challenge (25km) - £5 reg fee + £245 in fundraising

Mixed Funding - pay a higher contribution to the cost of your place and fundraise less

Full Challenge (50km) - £64.50 reg fee + £199 in fundraising

Half Challenge (25km) - £39.50 reg fee + £119 in fundraising

You will need to raise 50% of your fundraising target at least six weeks before the event in order to confirm your place on the day.

Don't worry, we're on hand to help you reach your goal, with lots of fundraising materials at the ready! Please get in touch for a chat if you have any questions, we're always happy to hear from you. 


For further information about the challenge, its inclusions, the route and FAQs, please visit the official organiser's website or email [email protected].

If you have any fundraising questions, you can get in touch with a member of the Challenge Events team by emailing [email protected], or give us a call on 0330 333 0804 and we will be delighted to help.