The Chiltern Ridge Ultra Trail 50km is an iconic event that takes place in the Chiltern Hills. On Sunday 7th May 2023 at 9am, runners will embark on the 5th edition of the Chiltern Ridge Ultra Trail 50km. This single loop course will take participants on a beautiful journey along The Ridgeway, Chiltern Way, and Ashridge Estate. Along the way, runners will experience a variety of terrains, including forests, ridgeline views, and picturesque countryside.