Scheduled MonumentsWalesPen-y-Gaer Camp
Prehistoric · Hillfort

Pen-y-Gaer Camp

Wales
Cadw SAM MG155
Period
Prehistoric
Site type
Hillfort
Broad class
Defence
Nation
Wales
Boundary

Scheduled area

© Mapbox · © OpenStreetMap contributors · Boundary data © Cadw

Overview

History & significance

Pen-y-Gaer Camp is a prehistoric hillfort situated in Wales and protected as a scheduled monument under Cadw reference MG155. The site occupies bedrock formed from Wenlock Rocks, a formation of mudstone, siltstone and sandstone dating to the Wenlock period. This varied geology would have provided the inhabitants with ready access to stone for defensive structures and domestic building materials.

Hillforts of this type typically date from the Iron Age, though some may have been occupied or reoccupied over longer periods. They represent a significant investment in communal labour, with ramparts and ditches engineered to exploit the natural topography and bedrock strength of their chosen locations. The elevation and geological character of Pen-y-Gaer Camp would have afforded commanding views across the surrounding landscape whilst the underlying sandstone and siltstone offered practical advantages for construction.

Today the monument survives as an archaeological record of prehistoric settlement and territorial organisation. The site's protection under Cadw recognises its importance as evidence of Iron Age society and land use in Wales. The physical remains continue to provide opportunities for understanding how communities adapted to and utilised the local geology and environment.

Pen-y-Gaer Camp is a scheduled monument protected by Cadw under reference MG155. View the official record →

About this monument

Questions & answers

What is Pen-y-Gaer Camp?

Pen-y-Gaer Camp is a prehistoric hillfort situated in Wales and protected as a scheduled monument under Cadw reference MG155.

What period does Pen-y-Gaer Camp date from?

Pen-y-Gaer Camp dates from the prehistoric period, and is classified as a hillfort. It is one of over 32,000 scheduled monuments protected across the UK.

Who is responsible for protecting Pen-y-Gaer Camp?

Pen-y-Gaer Camp is a Scheduled Ancient Monument, legally protected by Cadw — the body responsible for designating and safeguarding heritage sites in Wales. The official designation reference is MG155.

What other scheduled monuments are near Pen-y-Gaer Camp?

Several scheduled monuments lie within 10 km, including Tomen Madoc Castle Mound (6.8 km), Great Cloddiau Camp (7 km), Camp SW of Great Cloddiau Farm (revealed by aerial photography) (7 km).

Unlimited access

Everything a full report reveals about Pen-y-Gaer Camp

This page is just one thread. A full Aubrey report pulls together 13 strands of Pen-y-Gaer Camp's history, each drawn from the record and mapped to the exact spot:

Overview
An interactive map of the location with every monument and battle plotted, and a plain-language history built only from what the record holds.
Monuments
The legally protected scheduled monuments around the location, each with its period, type and significance.
Battlefields
The battles and sieges fought on this ground, mapped and set on a timeline of the wider conflict.
Roman Britain
The Roman roads, forts and towns near here, and the Iron Age people who held the land before Rome arrived.
Civil War
The Civil War fighting, garrisons and recorded militaria in this area, woven into the arc of 1642 to 1651.
Geology
The bedrock beneath the site, its age and rock type, reaching back hundreds of millions of years.
Local Names
What the street and field names around here actually mean, and the history buried inside them.
Historical Maps
Ordnance Survey maps from the 1800s, layered over the location as it stands today.
Literature
The books, county histories, charters and archives that mention this place, quoted with their sources.
Legal
The protected sites nearby and the metal-detecting, access and treasure laws that apply to this ground.
Spotlight
A deep dive into the most remarkable, lesser-known history of the place, traced back to the record.
Target Zones
For detectorists: the most promising ground to search nearby, ranked by confidence, with what to expect.
Timeline
The whole story of the location told era by era, from prehistory to the present day.
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Every location is different. Not every section appears for every place, only what the historical record actually holds turns up in a report.

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The ground beneath

The bedrock under Pen-y-Gaer Camp

Pen-y-Gaer Camp stands on Wenlock Rocks (Undifferentiated), bedrock that formed in the Wenlock. The rock here is mudstone, siltstone and sandstone.

The wider landscape

Around Pen-y-Gaer Camp

Offa's DykeArchaeological site · ~10.5 miles