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Ceffig Caerau Stone Circle is a prehistoric stone circle in Wales, protected by Cadw under reference MG066. The monument stands upon bedrock of Llandovery age, composed of mudstone, siltstone and sandstone that underlies the site. These sedimentary rocks, formed in the early Palaeozoic period, provide the geological foundation for the circle's setting within the Welsh landscape.
Stone circles represent one of the most distinctive monument types of later prehistoric Britain and Ireland, typically dating to the Bronze Age, though some may have earlier origins. Such circles served ritual and ceremonial functions for their communities, though their precise purposes remain contested among archaeologists. Their construction required substantial communal effort and suggests societies with the organisational capacity to mobilise labour for significant communal projects.
Ceffig Caerau's placement on Llandovery bedrock connects it to the broader pattern of prehistoric settlement and monument construction across Wales. The local geology of mudstone and siltstone would have shaped both the availability of stone for the circle's construction and the character of the surrounding terrain that Bronze Age communities inhabited and utilised for their economic and spiritual activities.
Ceffig Caerau Stone Circle is a scheduled monument protected by Cadw under reference MG066. View the official record →
Ceffig Caerau Stone Circle is a prehistoric stone circle in Wales, protected by Cadw under reference MG066.
Ceffig Caerau Stone Circle dates from the prehistoric period, and is classified as a stone circle. It is one of over 32,000 scheduled monuments protected across the UK.
Ceffig Caerau Stone Circle 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 MG066.
Several scheduled monuments lie within 10 km, including Carreg Lwyd Ritual Complex (5 km), Bryn yr Aran Stone Setting (5.8 km), Esgair Draenllwyn Stone Setting (6.1 km).
This page is just one thread. A full Aubrey report pulls together 13 strands of Ceffig Caerau Stone Circle'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.
Ceffig Caerau Stone Circle stands on Llandovery Rocks (Undifferentiated), bedrock that formed in the Llandovery. The rock here is mudstone, siltstone and sandstone.