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Castell Coch is a late nineteenth-century reconstruction of a medieval castle situated near Tongwynlais in the Vale of Glamorgan, Wales. The original fortress was built in the thirteenth century as a stronghold of the Norman lords of Glamorgan, commanding the Taff Valley and serving as a defensive position during the period of Anglo-Norman expansion into South Wales. The castle was extensively rebuilt and romanticised by the Victorian industrialist and antiquary John Crichton-Stuart, 3rd Marquess of Bute, between 1875 and 1895, resulting in its distinctive appearance with red sandstone walls, conical towers, and elaborate interior decoration that reflects Victorian medievalism rather than authentic medieval design. The site retains archaeological significance as evidence of medieval military architecture and Norman settlement patterns, whilst the reconstruction demonstrates the nineteenth-century fascination with medieval revival aesthetics.
Castell Coch is a scheduled monument protected by Cadw under reference GM206. View the official record →
Castell Coch is a late nineteenth-century reconstruction of a medieval castle situated near Tongwynlais in the Vale of Glamorgan, Wales. It is designated a Scheduled Ancient Monument by Cadw under reference GM206.
Castell Coch 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 Coch 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 GM206.
Several scheduled monuments lie within 10 km, including Caerau Camp (7.5 km), Leckwith Bridge (7.9 km), Cottrell Ringwork (9.1 km).
This page is just one thread. A full Aubrey report pulls together 13 strands of Castell Coch'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 Coch stands on Dinantian Rocks (Undifferentiated), bedrock that formed in the Mississippian. The rock here is limestone with subordinate sandstone and argillaceous rocks.