Scheduled MonumentsWalesAlexanderstone Mound and Bailey Castle
Medieval · Motte and Bailey

Alexanderstone Mound and Bailey Castle

Breconshire, Wales
Cadw SAM BR045
Period
Medieval
Site type
Motte and Bailey
Broad class
Defence
Nation
Wales
Boundary

Scheduled area

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Overview

History & significance

Alexanderstone Mound and Bailey Castle is a motte and bailey fortification located in Breconshire, Wales, dating to the Norman period following the late eleventh century. The site comprises a substantial earthen mound typical of early Norman defensive architecture, accompanied by a bailey or outer enclosure, representing the characteristic two-part castle design employed by Norman settlers in Wales during the post-Conquest period. The monument survives as an important archaeological example of Norman military strategy in the Welsh borderlands, reflecting the pattern of castle construction used to consolidate territorial control in the region. Its earthwork remains retain significant archaeological potential for understanding Norman settlement and the development of medieval fortifications in Breconshire.

Alexanderstone Mound and Bailey Castle is a scheduled monument protected by Cadw under reference BR045. View the official record →

About this monument

Questions & answers

What is Alexanderstone Mound and Bailey Castle?

Alexanderstone Mound and Bailey Castle is a motte and bailey fortification located in Breconshire, Wales, dating to the Norman period following the late eleventh century. It is designated a Scheduled Ancient Monument by Cadw under reference BR045.

What period does Alexanderstone Mound and Bailey Castle date from?

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

Who is responsible for protecting Alexanderstone Mound and Bailey Castle?

Alexanderstone Mound and Bailey 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 BR045.

What other scheduled monuments are near Alexanderstone Mound and Bailey Castle?

Several scheduled monuments lie within 10 km, including Early Medieval Cross in St Brynach’s Church, Llanfrynach (4.3 km), Ty Illtyd Long Barrow (4.5 km), Coed y Caerau Camp (6.1 km).

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