Scheduled MonumentsWalesOffa's Dyke: Section W of Court House Farm
Early Medieval · Linear Earthwork

Offa's Dyke: Section W of Court House Farm

Wales
Cadw SAM MG138
Period
Early Medieval
Site type
Linear Earthwork
Broad class
Monument
Nation
Wales
The designation
Reference
Cadw SAM MG138
Authority
Cadw
Designated
1958-05-01
Boundary

Scheduled area

© Mapbox · © OpenStreetMap contributors · Boundary data © Cadw

Overview

History & significance

Offa's Dyke: Section W of Court House Farm is an early medieval linear earthwork that forms part of the famous dyke built along the English-Welsh border. This section lies in Wales on bedrock composed of Wenlock Rocks, a formation of mudstone, siltstone and sandstone dating from the Wenlock period. The varied geology of this location would have presented different challenges to the construction teams, with harder sandstone bands interspersed with softer, more easily worked mudstones and siltstones.

The monument is protected by Cadw, the Welsh heritage organisation, under reference MG138. As a component of the larger defensive or territorial boundary system attributed to the 8th century, this section represents the substantial engineering effort required to extend the dyke across varied terrain. The linear earthwork would originally have comprised a substantial bank with an accompanying ditch, designed to impede movement across the border landscape.

Today, the surviving earthwork at Court House Farm remains an important archaeological resource, allowing study of construction methods and the dyke's course through this particular stretch of borderland. The monument contributes to understanding how early medieval powers controlled and defined territorial boundaries using large-scale landscape engineering.

Offa's Dyke: Section W of Court House Farm is a scheduled monument protected by Cadw under reference MG138. View the official record →

About this monument

Questions & answers

What is Offa's Dyke: Section W of Court House Farm?

Offa's Dyke: Section W of Court House Farm is an early medieval linear earthwork that forms part of the famous dyke built along the English-Welsh border. It is designated a Scheduled Ancient Monument by Cadw under reference MG138.

What period does Offa's Dyke: Section W of Court House Farm date from?

Offa's Dyke: Section W of Court House Farm dates from the early medieval period, and is classified as a linear earthwork. It is one of over 32,000 scheduled monuments protected across the UK.

Who is responsible for protecting Offa's Dyke: Section W of Court House Farm?

Offa's Dyke: Section W of Court House Farm 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 MG138.

What other scheduled monuments are near Offa's Dyke: Section W of Court House Farm?

Several scheduled monuments lie within 10 km, including Motte castle 400m north east of Upper Gwarthlow Farm (7.2 km), Calcot Camp (7.4 km), Upper Aldress Moated Site (8 km).

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Everything a full report reveals about Offa's Dyke: Section W of Court House Farm

This page is just one thread. A full Aubrey report pulls together 13 strands of Offa's Dyke: Section W of Court House Farm'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 Offa's Dyke: Section W of Court House Farm

Offa's Dyke: Section W of Court House Farm stands on Wenlock Rocks (Undifferentiated), bedrock that formed in the Wenlock. The rock here is mudstone, siltstone and sandstone.