Scheduled MonumentsWalesCastell Rhyfel
Prehistoric · Hillfort

Castell Rhyfel

Ceredigion, Wales
Cadw SAM CD066
Period
Prehistoric
Site type
Hillfort
Broad class
Defence
Nation
Wales
The designation
Reference
Cadw SAM CD066
Authority
Cadw
Designated
1949-05-20
Boundary

Scheduled area

© Mapbox · © OpenStreetMap contributors · Boundary data © Cadw

Overview

History & significance

Castell Rhyfel is a prehistoric hillfort situated on high ground in Wales. The monument stands on bedrock composed of Llandovery sandstone and conglomerate, interbedded formations that date to the Llandovery period. This geology provided both solid foundations for construction and stone resources that would have been worked by the hillfort's occupants. The elevated position affords commanding views across the surrounding landscape, a strategic advantage typical of such fortifications built during the Iron Age or earlier prehistoric periods.

The hillfort comprises defensive earthwork features characteristic of its type, including ramparts positioned to exploit the natural topography. The sandstone and conglomerate bedrock beneath the site would have influenced both the layout of defences and the methods of construction available to builders working without metal tools in prehistory. Such hillforts served as centres of power, refuge settlements and gathering places for the communities that built and maintained them.

Castell Rhyfel is protected as a scheduled monument under Cadw, the Welsh heritage organisation, and is recorded under reference CD066. This designation recognises its significance as evidence of prehistoric settlement and territorial control in Wales. The monument remains an important archaeological resource for understanding defensive settlement patterns and social organisation in the region during prehistoric times.

Castell Rhyfel is a scheduled monument protected by Cadw under reference CD066. View the official record →

About this monument

Questions & answers

What is Castell Rhyfel?

Castell Rhyfel is a prehistoric hillfort situated on high ground in Wales. It is designated a Scheduled Ancient Monument by Cadw under reference CD066.

What period does Castell Rhyfel date from?

Castell Rhyfel dates from the prehistoric period, and is classified as a hillfort. It is one of over 32,000 scheduled monuments protected across the UK.

Who is responsible for protecting Castell Rhyfel?

Castell Rhyfel 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 CD066.

What other scheduled monuments are near Castell Rhyfel?

Several scheduled monuments lie within 10 km, including Blaen Brefi Longhouses (5.1 km), Stone Circle and Associated Structures on Bryn y Gorlan (5.5 km), Cairns and Ring Works S of Bryn Rhudd (6.4 km).

Unlimited access

Everything a full report reveals about Castell Rhyfel

This page is just one thread. A full Aubrey report pulls together 13 strands of Castell Rhyfel'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 Castell Rhyfel

Castell Rhyfel stands on Llandovery Rocks (Undifferentiated), bedrock that formed in the Llandovery. The rock here is sandstone and conglomerate, interbedded.