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Bedford Castle is a medieval motte situated in Wales, protected by Cadw under reference GM113. The monument rises from bedrock of the Lias Group, a sequence of mudstone, siltstone, limestone and sandstone formed during the Aalenian period of the Jurassic. This solid geological foundation provided a stable base for the earthwork's construction, typical of motte sites positioned to exploit naturally elevated or defensible ground.
The castle exemplifies the motte-and-bailey fortification type that became prevalent in Britain following the Norman Conquest. Such monuments typically comprised a large earthen mound, or motte, often surrounded by an outer defensive enclosure or bailey. Bedford Castle's position on Lias bedrock in the Welsh landscape reflects the strategic considerations of medieval castle builders, who selected sites offering both natural advantages and commanding views of surrounding territory.
The monument survives as an earthwork, its physical form now shaped by centuries of vegetation and erosion. As a scheduled ancient monument under Cadw's stewardship, Bedford Castle remains an important record of medieval Welsh fortification practices and the defensive requirements of the period in which it was constructed.
Bedford Castle is a scheduled monument protected by Cadw under reference GM113. View the official record →
Bedford Castle is a medieval motte situated in Wales, protected by Cadw under reference GM113.
Bedford Castle dates from the medieval period, and is classified as a motte. It is one of over 32,000 scheduled monuments protected across the UK.
Bedford 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 GM113.
Several scheduled monuments lie within 10 km, including Castle Ditches Camp (2.8 km), West Orchard Manor House (3 km), Summerhouse Camp (3.2 km).
This page is just one thread. A full Aubrey report pulls together 13 strands of Bedford Castle's history, each drawn from the record and mapped to the exact spot:
Every location is different. Not every section appears for every place, only what the historical record actually holds turns up in a report.
Bedford Castle stands on Lias Group, bedrock that formed in the Aalenian. The rock here is mudstone, siltstone, limestone and sandstone.