Scheduled MonumentsWalesCastell Bryngwyn Prehistoric Enclosure
Prehistoric · Henge

Castell Bryngwyn Prehistoric Enclosure

Anglesey, Wales
Cadw SAM AN015
Period
Prehistoric
Site type
Henge
Broad class
Religious, Ritual and Funerary
Nation
Wales
Boundary

Scheduled area

© Mapbox · © OpenStreetMap contributors · Boundary data © Cadw

Overview

History & significance

Castell Bryngwyn is a prehistoric henge monument located on Anglesey, Wales, dating to the Neolithic or Early Bronze Age period. The site comprises a circular or oval earthwork defined by a ditch and external bank, characteristic of henge structures of this era. Such monuments are understood to have served ritual and ceremonial functions for prehistoric communities, though the specific religious practices conducted there remain unclear. The enclosure represents an important example of monumental construction from the third or second millennium before the Common Era in the prehistoric archaeology of North Wales.

Castell Bryngwyn Prehistoric Enclosure is a scheduled monument protected by Cadw under reference AN015. View the official record →

About this monument

Questions & answers

What is Castell Bryngwyn Prehistoric Enclosure?

Castell Bryngwyn is a prehistoric henge monument located on Anglesey, Wales, dating to the Neolithic or Early Bronze Age period. It is designated a Scheduled Ancient Monument by Cadw under reference AN015.

What period does Castell Bryngwyn Prehistoric Enclosure date from?

Castell Bryngwyn Prehistoric Enclosure dates from the prehistoric period, and is classified as a henge. It is one of over 32,000 scheduled monuments protected across Britain.

Who is responsible for protecting Castell Bryngwyn Prehistoric Enclosure?

Castell Bryngwyn Prehistoric Enclosure 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 AN015.

What other scheduled monuments are near Castell Bryngwyn Prehistoric Enclosure?

Several scheduled monuments lie within 10 km, including Enclosed Hut Circle Settlement in Coed Glan-yr-Afon (8.4 km), Enclosed Hut Circle Settlement North of Rhedynog Felen Bach (9.2 km), Hut Circle Settlement East of Dinas-y-Prif (9.3 km).

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