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Bwlch-y-Crwys Round Barrow is a prehistoric funerary monument sited on Welsh bedrock of Llandovery mudstone, siltstone and sandstone. The barrow belongs to the Bronze Age tradition of monumental burial, when such earthworks served as enduring markers of high-status graves and focal points for ritual activity. The surrounding geology of fine-grained sedimentary deposits would have provided clay-rich soil suitable for constructing the earthwork mound, whilst stone for any structural elements may have derived from local outcrops of harder sandstone layers.
The monument is protected as a scheduled ancient monument under Cadw's reference CD122, reflecting its archaeological significance for understanding prehistoric Wales. Round barrows of this type typically date to between 2200 and 1500 BC, though use and reuse of burial sites often extended over centuries. The presence of such monuments across the Welsh landscape attests to sustained settlement and organized communities during the Bronze Age.
The specific location and surviving form of Bwlch-y-Crwys would have been carefully selected within the local topography, positioning it to be visible from routes through the surrounding terrain. Its preservation in the modern landscape provides evidence of prehistoric activity and burial practice in this region.
Bwlch-y-Crwys Round Barrow is a scheduled monument protected by Cadw under reference CD122. View the official record →
Bwlch-y-Crwys Round Barrow is a prehistoric funerary monument sited on Welsh bedrock of Llandovery mudstone, siltstone and sandstone. It is designated a Scheduled Ancient Monument by Cadw under reference CD122.
Bwlch-y-Crwys 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.
Bwlch-y-Crwys 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 CD122.
Several scheduled monuments lie within 10 km, including Castell Grogwynion (5.2 km), Cefn Blewog Camp (5.3 km), Trawsgoed Roman Fort (6.3 km).
This page is just one thread. A full Aubrey report pulls together 13 strands of Bwlch-y-Crwys 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.
Bwlch-y-Crwys Round Barrow stands on Llandovery Rocks (Undifferentiated), bedrock that formed in the Llandovery. The rock here is mudstone, siltstone and sandstone.