Ashridge Boundary Run
Aldbury, United Kingdom • 28 Mar 2026
Event Overview
The Ashridge Boundary Run is a 17.5-mile trail running event taking place in March. The course follows a marked trail around the Ashridge Estate, run with permission from the National Trust. A donation is made to the National Trust from each entry fee.
Course Details
The race runs in an anti-clockwise direction on the boundary trail route. The terrain is varied trail and off-road. The only deviation from the official boundary route is that entrants will go to the top of Ivinghoe Beacon. The start and finish location is the Aldbury Recreation Ground, off Stocks Road in Aldbury.
Participant Information
Water is provided for runners, and every entrant receives a finishers gift. Prizes are awarded to the top male and female finishers. Toilets are available at the start/finish area. No showers are available.
Important Notes
Entrants are urged to study the route on the event website before the event. In the event of bad weather, route changes or cancellation may be necessary at the request of the National Trust. In the case of cancellation, refunds or deferrals are not offered. Visit the organization's website for the most recent information.