Snowdonia in a Day

Conwy, United Kingdom • 7 Jun 2025

Snowdonia in a Day is a challenging endurance event held in Snowdonia National Park, Wales. Participants traverse 60 km (40 miles) along the Snowdonia Skyline, gaining 4,500 meters in elevation while crossing 24 mountains across the Carneddau, Glyders, Snowdon range, and Nantlle. The route starts in Conwy in the east and finishes in Nebo in the west, primarily on mountain trails and high mountain terrain.

This fully guided and supported challenge includes experienced mountain runner guides, refueling stations with hot and cold food, transport between start and finish, and a support vehicle for drop bags. It is ideal for runners preparing for the Dragons Back race. Visit the organization's website for the most recent information.

Race information

65 km
65km (40 Miles)
Visit the organization's website for the most recent information.
Trail runs nearby

A 7.3 km mountain race with 400 m of climb on Mynydd Graig Goch, part of the North Wales Mid Week Series. The course is partially marked and requires navigational skills; juniors race from a separate HQ near Llyn Cwm Dulyn.

A short fell race near Mold covering 5.6 km with 366 m of climb on a partially marked route. Day entry is £4 and the minimum age is over 16.

A guided recce of the Paddy Buckley leg across the Snowdon Range from Beddgelert Forest to Llanberis on 14 June 2026. The 20 km route includes about 1,900 m of ascent and is led in small groups by qualified mountain leaders.

A 19.3 km fell race with 914 m of ascent around Abergwyngregyn, part of the North Wales Series 2026. Entry costs £10 and registration is available online or on the day; navigational skills and mountain experience are recommended.

Add Event
Help us complete the calendar!
  • Distance is at least 5 km
  • Event has a website or Facebook page
Website
Optional: Please provide your e-mail address if we may contact you.
Report a change
We will only update the data if the information is also on the website.