Scheduled MonumentsWalesCastle Nimble
Medieval · Motte and Bailey

Castle Nimble

Radnorshire, Wales
Cadw SAM RD046
Period
Medieval
Site type
Motte and Bailey
Broad class
Defence
Nation
Wales
Boundary

Scheduled area

© Mapbox · © OpenStreetMap contributors · Boundary data © Cadw

Overview

History & significance

Castle Nimble is a motte and bailey castle situated in Radnorshire, Wales. The monument comprises a substantial earthwork mound typical of Norman defensive architecture, dating to the medieval period following the Norman settlement of the region. The site represents the characteristic form of early medieval fortification employed during the consolidation of Norman control in the Welsh Marches, with its raised mound designed to support timber or stone defensive structures. The castle's earthwork remains survive as testament to the strategic importance of this location in the medieval landscape of Radnorshire.

Castle Nimble is a scheduled monument protected by Cadw under reference RD046. View the official record →

About this monument

Questions & answers

What is Castle Nimble?

Castle Nimble is a motte and bailey castle situated in Radnorshire, Wales. It is designated a Scheduled Ancient Monument by Cadw under reference RD046.

What period does Castle Nimble date from?

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

Who is responsible for protecting Castle Nimble?

Castle Nimble 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 RD046.

What other scheduled monuments are near Castle Nimble?

Several scheduled monuments lie within 10 km, including Worsell Wood cairn cemetery (1.9 km), Castle Twts (4.9 km), Mound 150yds (140m) N of church (5 km).

Unlimited access

Everything a full report reveals about Castle Nimble

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

Castle Nimble stands on Unnamed Metasedimentary Rocks, Neoproterozoic, bedrock that formed in the Neoproterozoic. The rock here is mudstone, sandstone and conglomerate.