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Crug Ieuan Round Barrow is a prehistoric round barrow located in Wales and protected by Cadw under reference CM092. The monument sits upon bedrock of Ashgill Rocks, a geological formation comprising mudstone, siltstone and sandstone deposited during the Ashgill period. This stable foundation of fine-grained sedimentary rock would have provided a suitable base for the construction and preservation of the burial mound over the past several millennia.
Round barrows of this type were erected during the Bronze Age as burial monuments for individuals of rank or status within their communities. The barrow's form—a raised earthen mound constructed over an inhumed or cremated burial—served both practical and ceremonial purposes, marking the grave and establishing a permanent memorial in the landscape. Such monuments often contained grave goods reflecting the deceased's social position.
Today, Crug Ieuan stands as one of Wales's archaeological heritage sites, preserving evidence of prehistoric funerary practices and settlement patterns. The monument's survival on the underlying mudstone and siltstone bedrock allows archaeologists to understand Bronze Age burial traditions and their relationship to the natural topography of the Welsh landscape.
Crug Ieuan Round Barrow is a scheduled monument protected by Cadw under reference CM092. View the official record →
Crug Ieuan Round Barrow is a prehistoric round barrow located in Wales and protected by Cadw under reference CM092.
Crug Ieuan Round Barrow dates from the prehistoric period, and is classified as a round barrow. It is one of over 32,000 scheduled monuments protected across the UK.
Crug Ieuan Round Barrow 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 CM092.
Several scheduled monuments lie within 10 km, including Crug Glas Round Barrow (1.5 km), Trichrug Round Barrows (1.8 km), Garreg Wen Standing Stone (1.9 km).
This page is just one thread. A full Aubrey report pulls together 13 strands of Crug Ieuan Round Barrow'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.
Crug Ieuan Round Barrow stands on Ashgill Rocks (Undifferentiated), bedrock that formed in the Ashgill. The rock here is mudstone, siltstone and sandstone.