Scheduled MonumentsWalesCastlemartin Castle
Prehistoric · Enclosure

Castlemartin Castle

Pembrokeshire, Wales
Cadw SAM PE166
Period
Prehistoric
Site type
Enclosure
Broad class
Monument
Nation
Wales
Boundary

Scheduled area

© Mapbox · © OpenStreetMap contributors · Boundary data © Cadw

Overview

History & significance

Castlemartin Castle is a prehistoric enclosure located in Pembrokeshire, Wales. The monument comprises an Iron Age or earlier defensive earthwork, featuring a roughly circular or oval plan defined by surviving banks and ditches typical of hillforts and enclosed settlements of the Iron Age period. The site occupies a strategic position within the Castlemartin peninsula and represents evidence of settlement and territorial organization in prehistoric south Wales. The earthwork survives today as an archaeological feature of regional significance, recorded within the Cadw schedule of ancient monuments under reference PE166, though the extent of visible structural remains varies across the site.

Castlemartin Castle is a scheduled monument protected by Cadw under reference PE166. View the official record →

About this monument

Questions & answers

What is Castlemartin Castle?

Castlemartin Castle is a prehistoric enclosure located in Pembrokeshire, Wales. It is designated a Scheduled Ancient Monument by Cadw under reference PE166.

What period does Castlemartin Castle date from?

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

Who is responsible for protecting Castlemartin Castle?

Castlemartin Castle 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 PE166.

What other scheduled monuments are near Castlemartin Castle?

Several scheduled monuments lie within 10 km, including Pricaston Farmhouse (1.9 km), Bulliber Camp (East) (2 km), Bulliber Hill Camp (2.2 km).

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