Scheduled MonumentsWalesMynydd y Gaer
Prehistoric · Hillfort

Mynydd y Gaer

Wales
Cadw SAM GM084
Period
Prehistoric
Site type
Hillfort
Broad class
Defence
Nation
Wales
Boundary

Scheduled area

© Mapbox · © OpenStreetMap contributors · Boundary data © Cadw

Overview

History & significance

Mynydd y Gaer is a prehistoric hillfort situated in Wales, designated as a Scheduled Ancient Monument under Cadw reference GM084. The site comprises a multivallate defensive structure typical of Iron Age hillforts, with multiple defensive banks and ditches arranged concentrically around the summit. The earthworks demonstrate the sophisticated military engineering employed by Iron Age communities in South Wales, reflecting both the strategic importance of the location and the social organisation required to undertake such substantial fortification works. Dating to the Iron Age period, Mynydd y Gaer would have functioned as a settlement and defensive stronghold, potentially serving administrative, trading, or defensive purposes within the broader territorial landscape of its time.

Mynydd y Gaer is a scheduled monument protected by Cadw under reference GM084. View the official record →

About this monument

Questions & answers

What is Mynydd y Gaer?

Mynydd y Gaer is a prehistoric hillfort situated in Wales, designated as a Scheduled Ancient Monument under Cadw reference GM084. It is designated a Scheduled Ancient Monument by Cadw under reference GM084.

What period does Mynydd y Gaer date from?

Mynydd 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 Mynydd y Gaer?

Mynydd 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 GM084.

What other scheduled monuments are near Mynydd y Gaer?

Several scheduled monuments lie within 10 km, including Cross in St Mary's Churchyard (5.9 km), Coychurch Churchyard Cross (6.3 km), Ringwork & Bailey at Gelligarn (6.4 km).

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