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Sea 2 Summit - Offa's Dyke Half/Full/Ultra

Prestatyn, United Kingdom • 7 Dec 2025

The Sea 2 Summit - Offa's Dyke event offers Half Marathon, Full Marathon, and Ultra Marathon distances along the scenic Offa's Dyke footpath, starting at Prestatyn seafront. The Ultra race covers 33 miles, finishing at the summit of Cyrn y Brain above the Horseshoe Pass. The course follows the well-marked National Trail with increasing terrain challenges and beautiful views through the Clwydian Hills. Checkpoints and cut-off times are set along the route, and participants must carry mandatory safety kit due to potential weather conditions. The event features electronic timing, finisher medals, and optional coach transport from finish points, making it a rewarding outdoor challenge. Visit the organization's website for the most recent information.

United Kingdom Wales Prestatyn

Race information

Website Registration
33 mi
Ultra Marathon 33 Miles
42 km
Full Marathon
21 km
Half Marathon
Visit the organization's website for the most recent information.
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