Marathon Eryri route map

Marathon Eryri: a 26.2 mi course through Llanberis. The map below shows the full route, including the start and finish.

Date
October 24, 2026
Location
Llanberis
Distance
26.2 mi
Elevation gain
2,323 ft
Field size
~3,000

Course map

The Marathon Eryri course, 26.2 mi from start to finish.
Route map of the Marathon Eryri course in Llanberis, 42.2 km

Elevation profile

The highest point on the course is 1,243 ft, the lowest 135 ft.

136 ft689 ftHighest point 1,242 ft0 mi7 mi13 mi20 mi26 mi
Distance · Elevation gain

Make your own Marathon Eryri poster

MARATHON ERYRI

October 2025

26.2 mi
Distance
2,323 ft
Elevation

The course above, printed for your wall — your colors, your finish time. Pick a size, framed or unframed.

Create your Marathon Eryri poster