Dunstable Downs Half Marathon

The Dunstable Downs Half Marathon is a challenging off-road trail race held at the National Trust's Dunstable Downs estate in the Chiltern Hills, UK. Covering 21.2 km with over 450 meters of elevation, the course features rugged chalk ridge trails, ridgeline views, steep climbs, exhilarating descents, and scenic landmarks such as the Tree Cathedral, Bison Hill, Kensworth Quarry, and Five Knoles. The race is fully marked with arrow markers and ribbons, supported by aid stations offering hydration and nutrition.

Limited to 300 runners aged 17 and over, the event offers a vibrant atmosphere with on-site facilities including parking, toilets, and a café. It is part of a summer half marathon challenge series. Visit the organization's website for the most recent information.