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Portis-Parc Camp is a prehistoric enclosure located in Wales and protected by Cadw under reference CM100. The site occupies ground underlain by Arenig Rocks of Arenigian age, a bedrock composed of mudstone, siltstone and sandstone that forms part of the region's ancient geological foundation. This mixed lithology would have shaped both the landscape and the practical possibilities for construction available to its prehistoric inhabitants.
Enclosures of this type, typically dating to the Bronze Age or Iron Age, served multiple functions within prehistoric communities. They could have provided defensive positions, contained livestock, marked territorial boundaries, or functioned as ceremonial or administrative centres. The specific topography of the Portis-Parc location, determined by the underlying geology, would have influenced the camp's siting and layout.
The monument's survival and protection reflect its archaeological significance as evidence of prehistoric land use and social organisation in Wales. The Arenig bedrock, though presenting challenges for construction and preservation, has enabled the earthworks to persist into the present day. Portis-Parc Camp thus remains a tangible record of how early Welsh communities organised and defended their settlements within their local environment.
Portis-Parc Camp is a scheduled monument protected by Cadw under reference CM100. View the official record →
Portis-Parc Camp is a prehistoric enclosure located in Wales and protected by Cadw under reference CM100.
Portis-Parc Camp dates from the prehistoric period, and is classified as a enclosure. It is one of over 32,000 scheduled monuments protected across the UK.
Portis-Parc Camp 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 CM100.
Several scheduled monuments lie within 10 km, including Redstone Cross Round Barrows (7 km), Caerau Gaer (7 km), Llanddewi Gaer (7.1 km).
This page is just one thread. A full Aubrey report pulls together 13 strands of Portis-Parc Camp'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.
Portis-Parc Camp stands on Arenig Rocks (Undifferentiated), bedrock that formed in the Arenigian. The rock here is mudstone, siltstone and sandstone.