About Gilwern Hill
Rising above the Wye Valley in the quiet stretches of Central Wales, this grassy Hump offers a peaceful alternative to the busier southern peaks. Its rounded, moorland profile provides an accessible ascent, rewarding walkers with wide-reaching views across the rolling Radnorshire landscape and the distant silhouettes of the Brecon Beacons.
Key Statistics
Rank
381st Highest in Wales
Parent Range
Central Wales
Nearest Town
Bettws Disserth
Prominence
?
146.8m
Geology
You are walking over a landscape built from layers of ancient volcanic ash and hardened mud.
Nearby Fells
Did You Know?
- •The name is derived from the Welsh 'cil', meaning a nook or corner, and 'gwern', referring to alders or marshy ground, suggesting the hill was named for the sheltered, damp hollows at its base.
- •To the west, the hill overlooks the site of Castell Collen, a Roman auxiliary fort near Llandrindod Wells that once commanded the strategic river crossings of the valley below.
- •The summit offers an excellent perspective of the upper Wye Valley, with the high, military-managed plateau of Mynydd Epynt visible to the southwest and the expansive Radnor Forest to the east.
- •Classified as both a Hump and a Tump, the hill possesses over 100 metres of prominence, making it a significant landmark in the local topography despite its modest absolute height.
- •While it is a recorded peak for list-baggers, you are far more likely to share the trig point with a disinterested sheep than another walker, as the hill remains largely overlooked by those heading for the honeypots.
Find It
OS Grid Reference
SO098582
Latitude
52.2146°N
Longitude
3.3216°W