24 Hours South - The Offa's Dyke Ultra

Prestatyn, United Kingdom • 9 May 2026

Event overview

24 Hours South - The Offa's Dyke ULTRA is a 24-hour continuous event that follows the Offa's Dyke National Trail south from Prestatyn, North Wales. Participants may walk, run, or combine both. The event accepts solo entrants and teams of 2 to 4 members; changeovers can occur at any time and each team member must cover a distance. After 24 hours the event stops and the solo runner and team furthest south on the trail are declared the winners. Registration and kit checks take place at the Nova Centre, Prestatyn.

Route, checkpoints and required kit

The route starts on the North Wales coast at Prestatyn and proceeds south along the National Trail. Organisers provide GPS tracking, chip timing, and six checkpoints with food, drinks and access to drop bags. Some checkpoints include indoor facilities. All participants must have a dedicated support driver and vehicle to collect them at the end of their race; support crews may meet participants at any point.

Required kit (selected items): full body waterproof cover, survival shelter, minimum 1.5 l water at the start, fully charged mobile phone, map and compass, whistle, fully charged head torch, spare thermal layer, hat and gloves.

Distances on the Offa's Dyke path (mileages): Visit the organization's website for the most recent information.

  • Bodfari - 12.3 miles
  • Moel Famau - 19.5 miles
  • Bwlch Penabarras - 22 miles
  • Llandegla - 28.3 miles
  • Trevor Rocks - 39 miles
  • Chirk - 44.3 miles
  • Trefonen - 52.3 miles
  • Llanymynech - 58.3 miles
  • Forden - 75.9 miles
  • Knighton - 96.3 miles
  • Kington - 109.8 miles
  • Hay-on-Wye - 124 miles

Race information

24 km
24 Hours South - the Offa's Dyke Ultra
Visit the organization's website for the most recent information.
Trail runs nearby

Enjoy autumn trails at Upton Country Park with options from a 1.5k mini to a half marathon across scenic, muddy and undulating off road loops. Chip timing, finisher medal and headband make this a fun, family friendly day out.

MoRunning Liverpool in Croxteth Park on 15 November supports Movember and men's health with 5k, 10k, half and 1.5k. Flat mixed path and trail course, timed results, finisher medal and prizes for best dressed and fastest Mo.

The Guided Trail Run in Dolwyddelan offers participants a scenic 10km route beginning in the charming village. The run features a leisurely start along the river, followed by a climb to Ty Mawr, where runners can enjoy stunning views of the..

Take on the Loggerheads Half Marathon at Loggerheads Country Park, three laps of a scenic 7 km loop with varied terrain and on course support. Solo runners or teams of three can enjoy a challenging course and a finishers medal.

The Alyn Waters Winter Trails offer 5k and 10k fully marked and marshalled trail running courses set in the scenic Alyn Waters country park. Designed for all abilities, the event encourages participants to race or enjoy a leisurely run with..

Sea 2 Summit Offa's Dyke is a scenic yet tough trail race from Prestatyn along the Offa's Dyke National Trail, offering Half Marathon, Full Marathon and a 33 mile Ultra. Electronically timed with a finisher medal, it promises big views and..