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Castell Rhuddlan is a medieval castle occupying a strategic position near the River Clwyd in Flintshire, North Wales. The castle was founded by Edward I in 1277 as part of his campaign to consolidate English control over Wales, and its diamond-shaped plan with corner towers represents a sophisticated military design of the late thirteenth century. The fortress served as an important administrative and military centre during the medieval period, controlling the approaches to the Vale of Clwyd. The substantial remains visible today, including parts of the inner and outer wards with their defensive towers, preserve evidence of this significant royal fortress from the Edwardian conquest period.
Castell Rhuddlan is a scheduled monument protected by Cadw under reference FL004. View the official record →
Castell Rhuddlan is a medieval castle occupying a strategic position near the River Clwyd in Flintshire, North Wales. It is designated a Scheduled Ancient Monument by Cadw under reference FL004.
Castell Rhuddlan dates from the medieval period, and is classified as a castle. It is one of over 32,000 scheduled monuments protected across the UK.
Castell Rhuddlan 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 FL004.
Several scheduled monuments lie within 10 km, including St Asaph Bridge (3.9 km), Tyddyn Bleiddyn Burial Chamber (5.8 km), Bedd-y-Cawr Hillfort (6 km).
This page is just one thread. A full Aubrey report pulls together 13 strands of Castell Rhuddlan'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.
Castell Rhuddlan stands on Permian Rocks (Undifferentiated), bedrock that formed in the Permian. The rock here is sandstone and conglomerate, interbedded.