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Maen Llwyd Standing Stones is a prehistoric standing stone monument located in Wales and protected by Cadw under reference ME115. The stone stands upon bedrock of Lower Cambrian age, comprising sandstone and conglomerate layers that were laid down during the Early Cambrian period over 500 million years ago. This ancient geological foundation provides a landscape that has remained largely stable since the monument's erection in prehistory.
The monument belongs to a widespread class of standing stones found across Wales and the broader Atlantic seaboard, typically raised during the Neolithic or Bronze Age periods. These vertical monoliths often marked territorial boundaries, served ceremonial functions, or commemorated significant individuals or events within prehistoric communities. The specific geology of the site, with its durable Cambrian sandstone and conglomerate base, would have provided stable ground for the monument's construction.
The monument's survival to the present day reflects both the durability of its stone and the continuity of its landscape. Standing stones such as Maen Llwyd represent tangible connections to Wales's prehistoric past and remain important markers within the cultural and physical geography of their regions. The site's protected status ensures its preservation for future generations and ongoing archaeological study.
Maen Llwyd Standing Stones is a scheduled monument protected by Cadw under reference ME115. View the official record →
Maen Llwyd Standing Stones is a prehistoric standing stone monument located in Wales and protected by Cadw under reference ME115.
Maen Llwyd Standing Stones 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.
Maen Llwyd Standing Stones 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 ME115.
Several scheduled monuments lie within 10 km, including Cefn Clawdd Early Settlement and Fields (1.9 km), Roman Kilns 225m SE of Pen-y-Stryd (2.2 km), Hut Circle and Field System at Craiglaseithin (2.6 km).
This page is just one thread. A full Aubrey report pulls together 13 strands of Maen Llwyd Standing Stones'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.
Maen Llwyd Standing Stones stands on Lower Cambrian Rocks (Undifferentiated), bedrock that formed in the Early Cambrian. The rock here is sandstone and conglomerate, interbedded.