Scheduled MonumentsWalesNewcastle Emlyn Castle
Medieval · Castle

Newcastle Emlyn Castle

Carmarthenshire, Wales
Cadw SAM CM085
Period
Medieval
Site type
Castle
Broad class
Defence
Nation
Wales
Boundary

Scheduled area

© Mapbox · © OpenStreetMap contributors · Boundary data © Cadw

Overview

History & significance

Newcastle Emlyn Castle is a medieval castle situated in Carmarthenshire, Wales, overlooking the River Teifi. The castle was established in the early thirteenth century as a Norman stronghold and underwent significant development during the medieval period, particularly under Welsh princes who subsequently held the site. The surviving structures include substantial stone walls and towers that demonstrate the castle's strategic importance as a defended settlement controlling the river crossing and surrounding territory. The site remained in use throughout the medieval period and represents an important example of fortification in South Wales during the period of Anglo-Norman and Welsh lordship.

Newcastle Emlyn Castle is a scheduled monument protected by Cadw under reference CM085. View the official record →

About this monument

Questions & answers

What is Newcastle Emlyn Castle?

Newcastle Emlyn Castle is a medieval castle situated in Carmarthenshire, Wales, overlooking the River Teifi. It is designated a Scheduled Ancient Monument by Cadw under reference CM085.

What period does Newcastle Emlyn Castle date from?

Newcastle Emlyn Castle dates from the medieval period, and is classified as a castle. It is one of over 32,000 scheduled monuments protected across the UK.

Who is responsible for protecting Newcastle Emlyn Castle?

Newcastle Emlyn 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 CM085.

What other scheduled monuments are near Newcastle Emlyn Castle?

Several scheduled monuments lie within 10 km, including Crug Gorllwyn Round Barrow (6.7 km), Nant Sais Round Barrow (7.5 km), Carreg Wen Standing Stone (8.7 km).

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Everything a full report reveals about Newcastle Emlyn Castle

This page is just one thread. A full Aubrey report pulls together 13 strands of Newcastle Emlyn Castle's history, each drawn from the record and mapped to the exact spot:

Overview
An interactive map of the location with every monument and battle plotted, and a plain-language history built only from what the record holds.
Monuments
The legally protected scheduled monuments around the location, each with its period, type and significance.
Battlefields
The battles and sieges fought on this ground, mapped and set on a timeline of the wider conflict.
Roman Britain
The Roman roads, forts and towns near here, and the Iron Age people who held the land before Rome arrived.
Civil War
The Civil War fighting, garrisons and recorded militaria in this area, woven into the arc of 1642 to 1651.
Geology
The bedrock beneath the site, its age and rock type, reaching back hundreds of millions of years.
Local Names
What the street and field names around here actually mean, and the history buried inside them.
Historical Maps
Ordnance Survey maps from the 1800s, layered over the location as it stands today.
Literature
The books, county histories, charters and archives that mention this place, quoted with their sources.
Legal
The protected sites nearby and the metal-detecting, access and treasure laws that apply to this ground.
Spotlight
A deep dive into the most remarkable, lesser-known history of the place, traced back to the record.
Target Zones
For detectorists: the most promising ground to search nearby, ranked by confidence, with what to expect.
Timeline
The whole story of the location told era by era, from prehistory to the present day.
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The ground beneath

The bedrock under Newcastle Emlyn Castle

Newcastle Emlyn Castle stands on Ashgill Rocks (Undifferentiated), bedrock that formed in the Ashgill. The rock here is mudstone, siltstone and sandstone.