Scheduled MonumentsWalesPengawse Ring Cairn
Prehistoric · Ring Barrow

Pengawse Ring Cairn

Pembrokeshire, Wales
Cadw SAM PE390
Period
Prehistoric
Site type
Ring Barrow
Broad class
Religious, Ritual and Funerary
Nation
Wales
Boundary

Scheduled area

© Mapbox · © OpenStreetMap contributors · Boundary data © Cadw

Overview

History & significance

Pengawse Ring Cairn is a prehistoric ring barrow located in Wales and protected by Cadw under reference PE390. The monument consists of a circular cairn surrounded by a ditch, a distinctive form of burial monument characteristic of the Bronze Age. Ring barrows of this type functioned as communal or high-status burial places, their circular earthworks creating a defined ritual space within the landscape. The monument sits on bedrock composed of Ashgill Rocks, undifferentiated mudstone, siltstone and sandstone formed during the Ashgill period of the Ordovician, reflecting the ancient geology of the Welsh uplands.

The construction of such monuments required considerable labour investment, suggesting the community that built Pengawse Ring Cairn possessed both social organisation and settled occupation. The surrounding terrain would have provided local stone for the cairn's construction, worked from or exposed in the immediate vicinity. Like other ring barrows across Britain and Wales, Pengawse Ring Cairn represents a significant investment in commemorating the dead within a formally demarcated ceremonial zone, reflecting the values and capabilities of prehistoric communities in this region.

Pengawse Ring Cairn is a scheduled monument protected by Cadw under reference PE390. View the official record →

About this monument

Questions & answers

What is Pengawse Ring Cairn?

Pengawse Ring Cairn is a prehistoric ring barrow located in Wales and protected by Cadw under reference PE390.

What period does Pengawse Ring Cairn date from?

Pengawse Ring Cairn dates from the prehistoric period, and is classified as a ring barrow. It is one of over 32,000 scheduled monuments protected across the UK.

Who is responsible for protecting Pengawse Ring Cairn?

Pengawse Ring Cairn 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 PE390.

What other scheduled monuments are near Pengawse Ring Cairn?

Several scheduled monuments lie within 10 km, including New House Round Barrows (6 km), Castle Heli Mound (7 km), Longstone Camp (7.5 km).

Unlimited access

Everything a full report reveals about Pengawse Ring Cairn

This page is just one thread. A full Aubrey report pulls together 13 strands of Pengawse Ring Cairn'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.
First month just £4.99, then £9.99 a month. Unlimited locations, cancel anytime.

Every location is different. Not every section appears for every place, only what the historical record actually holds turns up in a report.

Start your Pengawse Ring Cairn report
Or see a real report first
The ground beneath

The bedrock under Pengawse Ring Cairn

Pengawse Ring Cairn stands on Ashgill Rocks (Undifferentiated), bedrock that formed in the Ashgill. The rock here is mudstone, siltstone and sandstone.