Prehistoric · Hillfort

Grongaer

Carmarthenshire, Wales
Cadw SAM CM082
Period
Prehistoric
Site type
Hillfort
Broad class
Defence
Nation
Wales
Boundary

Scheduled area

© Mapbox · © OpenStreetMap contributors · Boundary data © Cadw

Overview

History & significance

Grongaer is a prehistoric hillfort situated in Carmarthenshire, Wales, occupying a prominent hilltop position that would have provided commanding views of the surrounding landscape. The site is defended by a single massive rampart with an external ditch, a defensive configuration characteristic of Iron Age hillforts in Wales, though the monument may incorporate earlier Neolithic or Bronze Age settlement activity. The hillfort demonstrates the strategic importance placed on elevated locations during the later prehistoric period, when such fortified positions served as centres of authority, refuge, and territorial control. The site's preservation and archaeological significance have warranted its protection as a scheduled ancient monument under the Welsh heritage authority Cadw.

Grongaer is a scheduled monument protected by Cadw under reference CM082. View the official record →

About this monument

Questions & answers

What is Grongaer?

Grongaer is a prehistoric hillfort situated in Carmarthenshire, Wales, occupying a prominent hilltop position that would have provided commanding views of the surrounding landscape. It is designated a Scheduled Ancient Monument by Cadw under reference CM082.

What period does Grongaer date from?

Grongaer dates from the prehistoric period, and is classified as a hillfort. It is one of over 32,000 scheduled monuments protected across Britain.

Who is responsible for protecting Grongaer?

Grongaer 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 CM082.

What other scheduled monuments are near Grongaer?

Several scheduled monuments lie within 10 km, including Castell Dryslwyn (2.3 km), Pen y Garn Camp (2.6 km), Burnt Mound 250m S of Cwm (4.8 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 Grongaer