Scheduled MonumentsWalesPen-y-Fynwent Enclosure
Medieval · Enclosure

Pen-y-Fynwent Enclosure

Anglesey, Wales
Cadw SAM AN124
Period
Medieval
Site type
Enclosure
Broad class
Monument
Nation
Wales
The designation
Reference
Cadw SAM AN124
Authority
Cadw
Designated
1979-06-20
Boundary

Scheduled area

© Mapbox · © OpenStreetMap contributors · Boundary data © Cadw

Overview

History & significance

Pen-y-Fynwent Enclosure is a medieval enclosure situated in Wales on bedrock composed of Ordovician mudstone, siltstone and sandstone. The enclosure represents a form of land management and settlement organisation characteristic of the medieval period in Wales, when such enclosed spaces served domestic, agricultural or defensive purposes. The underlying geology of undifferentiated Ordovician rocks, formed hundreds of millions of years ago, provides the natural foundation upon which this later human settlement was established.

The enclosure's physical remains survive as an earthwork feature within the Welsh landscape, protected as a scheduled ancient monument under Cadw reference AN124. Medieval enclosures of this type typically comprised a boundary bank or ditch defining an area of land, and their presence often indicates a focus for activity during the period from the Norman conquest onwards through to the early modern era.

The monument's survival and protection reflect its archaeological significance as evidence of medieval Welsh settlement patterns and land use. The specific character of this enclosure, situated on the Ordovician bedrock of mid-Wales, contributes to understanding how communities adapted to and utilised the natural landscape and geology of their locality during the medieval period.

Pen-y-Fynwent Enclosure is a scheduled monument protected by Cadw under reference AN124. View the official record →

About this monument

Questions & answers

What is Pen-y-Fynwent Enclosure?

Pen-y-Fynwent Enclosure is a medieval enclosure situated in Wales on bedrock composed of Ordovician mudstone, siltstone and sandstone. It is designated a Scheduled Ancient Monument by Cadw under reference AN124.

What period does Pen-y-Fynwent Enclosure date from?

Pen-y-Fynwent Enclosure dates from the medieval period, and is classified as a enclosure. It is one of over 32,000 scheduled monuments protected across the UK.

Who is responsible for protecting Pen-y-Fynwent Enclosure?

Pen-y-Fynwent Enclosure 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 AN124.

What other scheduled monuments are near Pen-y-Fynwent Enclosure?

Several scheduled monuments lie within 10 km, including Llys Einion Standing Stone (3 km), Maen Chwyf (3.1 km), Carreg Leidr (4.7 km).

Unlimited access

Everything a full report reveals about Pen-y-Fynwent Enclosure

This page is just one thread. A full Aubrey report pulls together 13 strands of Pen-y-Fynwent Enclosure'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-Fynwent Enclosure

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

The wider landscape

Around Pen-y-Fynwent Enclosure

Bryn Celli DduArchaeological site · ~12.6 miles