Scheduled MonumentsWalesSt Illtyd Castle Mound
Medieval · Motte

St Illtyd Castle Mound

Wales
Cadw SAM MM141
Period
Medieval
Site type
Motte
Broad class
Defence
Nation
Wales
Boundary

Scheduled area

© Mapbox · © OpenStreetMap contributors · Boundary data © Cadw

Overview

History & significance

St Illtyd Castle Mound is a motte situated in the parish of St Illtyd, Wales, representing medieval defensive earthwork construction typical of Norman settlement strategies in South Wales. The mound, which constitutes the scheduled ancient monument MM141 under Cadw protection, exhibits the characteristic steep-sided form of such fortifications, originally serving as the elevated platform for a wooden or timber-built fortress. Dating to the medieval period, likely established during the Norman expansion into Welsh territories in the eleventh or twelfth centuries, the site reflects the military infrastructure required to secure territorial control in the region. The monument survives as an important archaeological record of early medieval defensive architecture in Wales, though its physical integrity has been subject to the erosional and developmental pressures that affect such exposed earthworks over time.

St Illtyd Castle Mound is a scheduled monument protected by Cadw under reference MM141. View the official record →

About this monument

Questions & answers

What is St Illtyd Castle Mound?

St Illtyd Castle Mound is a motte situated in the parish of St Illtyd, Wales, representing medieval defensive earthwork construction typical of Norman settlement strategies in South Wales. It is designated a Scheduled Ancient Monument by Cadw under reference MM141.

What period does St Illtyd Castle Mound date from?

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

Who is responsible for protecting St Illtyd Castle Mound?

St Illtyd Castle Mound 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 MM141.

What other scheduled monuments are near St Illtyd Castle Mound?

Several scheduled monuments lie within 10 km, including Pen y Fan Canal Reservoir (2.5 km), Cwmbyrgwm Colliery (3.7 km), Old Beam Pump & Winding Engine, Glyn Pits (5.3 km).

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