Scheduled MonumentsWalesCastell Heinif
Prehistoric · Promontory Fort - coastal

Castell Heinif

Pembrokeshire, Wales
Cadw SAM PE295
Period
Prehistoric
Site type
Promontory Fort - coastal
Broad class
Defence
Nation
Wales
Boundary

Scheduled area

© Mapbox · © OpenStreetMap contributors · Boundary data © Cadw

Overview

History & significance

Castell Heinif is a prehistoric promontory fort located on the Pembrokeshire coast in Wales. The site occupies a naturally defensive headland position and is defended by earthwork ramparts that cut across the promontory, exploiting the natural cliff edges that provide substantial protection on the remaining sides. Dating to the Iron Age, the fort represents a significant example of coastal defensive settlement in prehistoric Wales, with its strategic location suggesting control over maritime activity and resources in the region. The monument remains an important archaeological site for understanding Iron Age settlement patterns and fortification practices along the Welsh coastline.

Castell Heinif is a scheduled monument protected by Cadw under reference PE295. View the official record →

About this monument

Questions & answers

What is Castell Heinif?

Castell Heinif is a prehistoric promontory fort located on the Pembrokeshire coast in Wales. It is designated a Scheduled Ancient Monument by Cadw under reference PE295.

What period does Castell Heinif date from?

Castell Heinif dates from the prehistoric period, and is classified as a promontory fort - coastal. It is one of over 32,000 scheduled monuments protected across Britain.

Who is responsible for protecting Castell Heinif?

Castell Heinif 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 PE295.

What other scheduled monuments are near Castell Heinif?

Several scheduled monuments lie within 10 km, including St Justinian's Chapel (0.6 km), Lower Tregennis Burial Chamber (1.3 km), Clegyr-Boia Camp (1.4 km).

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