Scheduled MonumentsWalesCastell-Mawr
Prehistoric · Hillfort

Castell-Mawr

Meirionnydd, Wales
Cadw SAM ME073
Period
Prehistoric
Site type
Hillfort
Broad class
Defence
Nation
Wales
Boundary

Scheduled area

© Mapbox · © OpenStreetMap contributors · Boundary data © Cadw

Overview

History & significance

Castell-Mawr is a prehistoric hillfort situated in Meirionnydd, Wales, forming part of the region's Iron Age defensive landscape. The monument comprises a substantial earthwork fortification positioned to command views across the surrounding terrain, its physical character defined by defensive ramparts typical of Iron Age settlement hierarchy in Wales. Dating to the Iron Age period, Castell-Mawr represents the strategic occupation and control of the upland landscape during the later prehistoric era. The site remains an important archaeological record of Iron Age settlement patterns and defensive architecture in the Meirionnydd region, designated under the Welsh heritage record as SAM ME073.

Castell-Mawr is a scheduled monument protected by Cadw under reference ME073. View the official record →

About this monument

Questions & answers

What is Castell-Mawr?

Castell-Mawr is a prehistoric hillfort situated in Meirionnydd, Wales, forming part of the region's Iron Age defensive landscape. It is designated a Scheduled Ancient Monument by Cadw under reference ME073.

What period does Castell-Mawr date from?

Castell-Mawr 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 Castell-Mawr?

Castell-Mawr 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 ME073.

What other scheduled monuments are near Castell-Mawr?

Several scheduled monuments lie within 10 km, including Tal-y-Gareg Camp (1.3 km), Waen Fach Standing Stone (1.4 km), Llechlwyd Hillfort (1.8 km).

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