© Mapbox · © OpenStreetMap contributors · Boundary data © Cadw
Castle Llwyn Bedw is a medieval motte situated on bedrock of Ashgill age, comprising mudstone, siltstone and sandstone. The monument is protected by Cadw, the heritage monuments service of Wales, under reference CM021.
Mottes of this type were widespread across Wales and the Marches, typically constructed in the 11th and 12th centuries as strongholds for Norman lords and their successors. Castle Llwyn Bedw's position on stable Ashgill bedrock would have provided a secure foundation for the earthwork mound and any timber or stone structures that crowned it. The geology of the site, resistant sedimentary rock beneath softer surface deposits, was common throughout much of medieval Wales and offered practical advantages for fortification.
The monument survives as an important example of the military architecture that characterised Norman settlement and Welsh lordship during the medieval period. Such mottes typically consisted of a raised earthen mound surrounded by a ditch, with a palisade and timber buildings on the summit. Though modest in scale compared to later stone castles, they represented significant investments in local defence and control, and Castle Llwyn Bedw's survival contributes to our understanding of medieval settlement patterns and territorial organisation across Wales.
Castle Llwyn Bedw is a scheduled monument protected by Cadw under reference CM021. View the official record →
Castle Llwyn Bedw is a medieval motte situated on bedrock of Ashgill age, comprising mudstone, siltstone and sandstone. It is designated a Scheduled Ancient Monument by Cadw under reference CM021.
Castle Llwyn Bedw dates from the medieval period, and is classified as a motte. It is one of over 32,000 scheduled monuments protected across the UK.
Castle Llwyn Bedw 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 CM021.
Several scheduled monuments lie within 10 km, including Gareg Hir Standing Stone (6.5 km), Carn Wen Round Barrow (6.6 km), Gilfach-Fach Round Barrow (7.1 km).
This page is just one thread. A full Aubrey report pulls together 13 strands of Castle Llwyn Bedw'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.
Castle Llwyn Bedw stands on Ashgill Rocks (Undifferentiated), bedrock that formed in the Ashgill. The rock here is mudstone, siltstone and sandstone.