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Cwm standing stone is a prehistoric monument consisting of a single upright stone, situated in Wales and protected as a scheduled ancient monument by Cadw under reference RD229. Standing stones of this type typically date to the Bronze Age, though some may be considerably earlier, and would have held significant ceremonial or territorial importance for the communities that erected them.
The stone rises from bedrock composed of Ordovician mafic tuff, an extrusive volcanic rock formed during the Ordovician period over 440 million years ago. This ancient geological foundation reflects the complex volcanic activity that shaped much of Wales during the early Palaeozoic era. The choice of this location for the monument may reflect the local availability of suitable stone or the strategic position within the contemporary landscape.
As a solitary standing stone, Cwm represents a form of monument that is widespread across Britain and Ireland. Such stones often marked boundaries, served as waymarkers, or functioned as focal points for ritual activity. The survival of this monument to the present day, despite the passage of millennia and changes to the surrounding landscape, testifies to its original construction with substantial stone and to the protection it has received as a recognised heritage asset.
Cwm standing stone is a scheduled monument protected by Cadw under reference RD229. View the official record →
Cwm standing stone is a prehistoric monument consisting of a single upright stone, situated in Wales and protected as a scheduled ancient monument by Cadw under reference RD229.
Cwm standing stone dates from the prehistoric period, and is classified as a standing stone. It is one of over 32,000 scheduled monuments protected across the UK.
Cwm standing stone 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 RD229.
Several scheduled monuments lie within 10 km, including Cefn Wylfre Deserted Rural Settlement (6.5 km), Aberedw Hill Deserted Rural Settlement (6.6 km), Aberedw Hill Round Barrows (7 km).
This page is just one thread. A full Aubrey report pulls together 13 strands of Cwm standing stone'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.
Cwm standing stone stands on Unnamed Extrusive Rocks, Ordovician, bedrock that formed in the Ordovician. The rock here is mafic tuff.