Glyder Fawr

Glyder Fawr is the highest mountain in the Glyderau range, rising to 1001 meters with steep scrambles and exposed rocky paths at the peak. The terrain becomes increasingly rugged higher up, with large boulders and narrow passages requiring careful footwork throughout the climb.

The mountain formed around 500 million years ago when ancient land masses collided and shaped the entire region. During the last ice age, thick ice sheets filled the valleys below while this peak stayed above the frozen landscape as a nunatak.

The Welsh name Glyder comes from Gludair, meaning stone heap, reflecting how local people have long described the mountain's rocky character. This linguistic link shows the deep connection between the landscape and the language spoken in these valleys.

Multiple trails lead to the summit from Pen y Pass and Ogwen Cottage, with navigation equipment essential due to frequent weather changes. Weather can shift rapidly at any time, so start early and bring extra layers even if conditions look clear when you begin.

The northern face presents vertical cliffs and buttresses that rise steeply and give the mountain its dramatic silhouette from many viewpoints across the region. These towering rock formations are visible from valleys below and make this peak stand out in the landscape.

Location: Gwynedd

Location: Conwy County Borough

Elevation above the sea: 1,000.9 m

Part of: Snowdonia National Park

GPS coordinates: 53.10149,-4.02912

Latest update: December 7, 2025 19:27