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Hut Circle Settlement at Pen-y-Caerau is a prehistoric unenclosed hut circle situated on bedrock of Ordovician extrusive rocks, which form part of the ancient mafic lava deposits characteristic of this geologically significant region of Wales. The exposed volcanic geology would have presented particular challenges and opportunities for settlement, with the underlying stone providing both building material and drainage properties suited to Bronze Age or Iron Age occupation. The site's location on these Ordovician formations connects it to the distinctive upland landscape that shaped prehistoric settlement patterns across mid-Wales.
The hut circle represents the domestic architecture of prehistoric communities, constructed without the defensive enclosure walls that characterise some contemporary settlements. Such unenclosed hut circles indicate a settlement pattern typical of pastoral or semi-sedentary populations, where individuals or small family groups occupied distinct domestic spaces arranged across the landscape rather than concentrated within fortified boundaries. The surviving earthwork preserves evidence of this Bronze Age or Iron Age occupation strategy.
The monument is protected under Cadw's guardianship, designated with the reference CN271, recognising its importance to understanding prehistoric settlement and land use in Wales. The site contributes to the broader archaeological record of upland settlement on challenging terrain, where communities adapted their domestic architecture to both the volcanic geology beneath them and the environmental conditions of their period.
Hut Circle Settlement at Pen-y-Caerau is a scheduled monument protected by Cadw under reference CN271. View the official record →
Hut Circle Settlement at Pen-y-Caerau is a prehistoric unenclosed hut circle situated on bedrock of Ordovician extrusive rocks, which form part of the ancient mafic lava deposits characteristic of this geologically significant region of Wales. It is designated a Scheduled Ancient Monument by Cadw under reference CN271.
Hut Circle Settlement at Pen-y-Caerau dates from the prehistoric period, and is classified as a unenclosed hut circle. It is one of over 32,000 scheduled monuments protected across the UK.
Hut Circle Settlement at Pen-y-Caerau 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 CN271.
Several scheduled monuments lie within 10 km, including Enclosed Hut Group South of Penbodlas (0.9 km), Garn Saethon Defended Settlement (1 km), Hut Circle at Cae-Cerig-Isaf (4.1 km).
This page is just one thread. A full Aubrey report pulls together 13 strands of Hut Circle Settlement at Pen-y-Caerau'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.
Hut Circle Settlement at Pen-y-Caerau stands on Unnamed Extrusive Rocks, Ordovician, bedrock that formed in the Ordovician. The rock here is mafic lava.