Scheduled MonumentsWalesPen y Crogben Earthwork
Roman · Enclosure

Pen y Crogben Earthwork

Wales
Cadw SAM MG106
Period
Roman
Site type
Enclosure
Broad class
Monument
Nation
Wales
Boundary

Scheduled area

© Mapbox · © OpenStreetMap contributors · Boundary data © Cadw

Overview

History & significance

Pen y Crogben Earthwork is a Roman enclosure located in Merionethshire, Wales. The site comprises a roughly rectangular earthwork of Roman date, visible as a substantial bank and ditch formation that would have served a military or administrative function during the Roman occupation of Wales. Its positioning and construction reflect the Roman strategy of establishing fortified installations across the Welsh uplands to control the local population and secure communication routes. The monument remains a significant archaeological record of Roman military infrastructure in this region of mid-Wales.

Pen y Crogben Earthwork is a scheduled monument protected by Cadw under reference MG106. View the official record →

About this monument

Questions & answers

What is Pen y Crogben Earthwork?

Pen y Crogben Earthwork is a Roman enclosure located in Merionethshire, Wales. It is designated a Scheduled Ancient Monument by Cadw under reference MG106.

What period does Pen y Crogben Earthwork date from?

Pen y Crogben Earthwork dates from the roman period, and is classified as a enclosure. It is one of over 32,000 scheduled monuments protected across Britain.

Who is responsible for protecting Pen y Crogben Earthwork?

Pen y Crogben Earthwork 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 MG106.

What other scheduled monuments are near Pen y Crogben Earthwork?

Several scheduled monuments lie within 10 km, including Barrow Group W of Staylittle (3.2 km), Hengwm Ring Cairns (4.1 km), Carn Fach Bugeilyn (4.3 km).

Aubrey Research

Generate a full report for this location

Aubrey generates in-depth historical research for any address in Britain — drawing on scheduled monument data, Domesday records, Roman heritage, PAS finds and medieval history to reveal the complete story of a landscape.

Research the area around Pen y Crogben Earthwork