Scheduled MonumentsWalesLlanquian Castle
Medieval · Motte

Llanquian Castle

Wales
Cadw SAM GM225
Period
Medieval
Site type
Motte
Broad class
Defence
Nation
Wales
The designation
Reference
Cadw SAM GM225
Authority
Cadw
Designated
1953-03-18
Boundary

Scheduled area

© Mapbox · © OpenStreetMap contributors · Boundary data © Cadw

Overview

History & significance

Llanquian Castle is a medieval motte situated in Wales and protected as a scheduled monument by Cadw under reference GM225. The structure rises from bedrock formed of Dinantian limestone with subordinate sandstone and argillaceous layers, dating from the Mississippian period. This geological foundation, characteristic of extensive carboniferous deposits across south Wales, would have presented both opportunities and challenges to the castle's medieval builders, offering solid limestone ground whilst requiring careful excavation and construction techniques suited to rocky terrain.

Mottes of this type typically originated in the post-Conquest period, when Norman lords established fortified positions to consolidate control across Wales. The motte form—a raised earthwork crowned with timber or stone fortifications—represented an efficient and rapid means of establishing authority across newly conquered or contested lands. At Llanquian, the builders worked within the landscape's natural contours, creating a defensive stronghold that would have commanded local approaches and settlement.

Though the castle survives today as an earthwork monument, its form remains a significant record of medieval lordship in Wales. The site demonstrates how Norman military architecture adapted to local geological and topographical conditions, with the underlying limestone bedrock providing a stable platform for construction that has allowed the motte's form to endure for nearly a millennium.

Llanquian Castle is a scheduled monument protected by Cadw under reference GM225. View the official record →

About this monument

Questions & answers

What is Llanquian Castle?

Llanquian Castle is a medieval motte situated in Wales and protected as a scheduled monument by Cadw under reference GM225.

What period does Llanquian Castle date from?

Llanquian Castle dates from the medieval period, and is classified as a motte. It is one of over 32,000 scheduled monuments protected across the UK.

Who is responsible for protecting Llanquian Castle?

Llanquian Castle 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 GM225.

What other scheduled monuments are near Llanquian Castle?

Several scheduled monuments lie within 10 km, including Deserted Medieval Village North East of Rock Farm (6.2 km), Llancadle Deserted Medieval Village (6.4 km), West Orchard Manor House (6.4 km).

Unlimited access

Everything a full report reveals about Llanquian Castle

This page is just one thread. A full Aubrey report pulls together 13 strands of Llanquian Castle'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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The ground beneath

The bedrock under Llanquian Castle

Llanquian Castle stands on Dinantian Rocks (Undifferentiated), bedrock that formed in the Mississippian. The rock here is limestone with subordinate sandstone and argillaceous rocks.

The wider landscape

Around Llanquian Castle

Caerphilly CastleArchaeological site · ~11.5 miles