Chiltern 50 Ultra Challenge

About this event

[vc_row gap=”15″ css=”.vc_custom_1779789187217{background-color: #ECF3DA !important;border-radius: 20px !important;}”][vc_column][vc_row_inner][vc_column_inner width=”1/3″][vc_column_text css=””]Date: 26th September 2026 Location: Henley basecamp[/vc_column_text][/vc_column_inner][vc_column_inner width=”1/3″][vc_column_text css=””]Entry: £15 – £139 Sponsorship: £0 – £375 Organiser: Ultra Challenge[/vc_column_text][/vc_column_inner][vc_column_inner width=”1/3″][vc_column_text css=””]Contact: Acorns Events team Telephone: [/vc_column_text][/vc_column_inner][/vc_row_inner][/vc_column][/vc_row][vc_row][vc_column][vc_row_inner][vc_column_inner width=”2/3″][vc_column_text css=””] Join the Chiltern 50 Ultra Challenge A 50km looped challenge in some of the Chilterns finest countryside, with historic trails, rolling hills, nature reserves, with fantastic views. Join up to 2,000 adventurers and take it on at your pace as a walk, jog, or run – and fundraise for Acorns! A basecamp in Henley-on-Thames, a route with real variety, some wonderful scenery and easily accessible from London. Sign up as an individual or as a team; you’ll get full support all the way, plenty of food and drink, optional camping and transfers, a special medal, t shirt and celebration finish.