Scheduled MonumentsWalesTwyn-y-Gaer
Prehistoric · Hillfort

Twyn-y-Gaer

Breconshire, Wales
Cadw SAM BR035
Period
Prehistoric
Site type
Hillfort
Broad class
Defence
Nation
Wales
Boundary

Scheduled area

© Mapbox · © OpenStreetMap contributors · Boundary data © Cadw

Overview

History & significance

Twyn-y-Gaer is a prehistoric hillfort situated in Breconshire, Wales, designated as a scheduled ancient monument under the Cadw reference BR035. The site comprises a substantial earthwork defence positioned to command views across the surrounding landscape, characteristic of Iron Age fortification strategies in Wales. The monument's physical remains include defensive ramparts and ditches that define the enclosed settlement area, typical of hillforts constructed during the Iron Age period. Such fortified settlements served both defensive and administrative functions within their communities, representing significant centres of power and control in prehistoric Welsh society.

Twyn-y-Gaer is a scheduled monument protected by Cadw under reference BR035. View the official record →

About this monument

Questions & answers

What is Twyn-y-Gaer?

Twyn-y-Gaer is a prehistoric hillfort situated in Breconshire, Wales, designated as a scheduled ancient monument under the Cadw reference BR035. It is designated a Scheduled Ancient Monument by Cadw under reference BR035.

What period does Twyn-y-Gaer date from?

Twyn-y-Gaer 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 Twyn-y-Gaer?

Twyn-y-Gaer 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 BR035.

What other scheduled monuments are near Twyn-y-Gaer?

Several scheduled monuments lie within 10 km, including Pont Gihirych (6.3 km), Nant y Gaseg long hut (6.8 km), Maen Llia Stone (7.1 km).

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