Dalesrunner 40
Semerwater, United Kingdom • 13 Sep 2025
The DalesRunner 40 is a challenging 42km trail race held in Semerwater, Raydale, North Yorkshire, serving as the final and longest event in the DalesRunner series. The course features over 3,000ft of ascent, including a steady 12km climb, and traverses hard-packed trails, Roman roads, and some grassy and road sections. Runners experience scenic views over Buckden Pike, the Dales Way along the River Wharfe, and Weather Fell before descending to finish by the stunning Semerwater lake. The race offers well-stocked aid stations, mandatory safety kit, and a friendly atmosphere with supportive marshals. An ultra option extends the distance to approximately 30 miles. Visit the organization's website for the most recent information.