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Eithin Bach is a prehistoric round barrow located in Wales and protected by Cadw as a scheduled ancient monument under reference CM322. The barrow sits upon bedrock of Llanvirn rocks composed of mudstone, siltstone and sandstone, formed during the Whiterock period and typical of the sedimentary geology underlying much of this region. This foundation would have presented specific challenges and opportunities to the prehistoric builders who constructed this ceremonial mound.
Round barrows such as Eithin Bach were built primarily during the Bronze Age, though some traditions continued from earlier periods. These monuments served as burial places for prominent community members and represent some of the most visible archaeological remains from prehistoric Wales. The construction of such a monument required considerable labour and resources, indicating the social standing of those interred within it.
The survival of Eithin Bach into the present day, despite millennia of agricultural and natural processes, reflects both its original construction and the protection it has received in recent times. Its form and location contribute to the archaeological landscape of Wales, providing evidence of prehistoric settlement patterns, ceremonial practices and social organisation in the region.
Eithin Bach round barrow is a scheduled monument protected by Cadw under reference CM322. View the official record →
Eithin Bach is a prehistoric round barrow located in Wales and protected by Cadw as a scheduled ancient monument under reference CM322.
Eithin Bach 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.
Eithin Bach 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 CM322.
Several scheduled monuments lie within 10 km, including Little Mountain Round Barrow (5.2 km), Llansadurnen Cross-Incised Stone & Other Stones (5.3 km), Hillslope Enclosure at Laugharne Park Holiday Village (5.6 km).
This page is just one thread. A full Aubrey report pulls together 13 strands of Eithin Bach 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.
Eithin Bach round barrow stands on Llanvirn Rocks (Undifferentiated), bedrock that formed in the Whiterock. The rock here is mudstone, siltstone and sandstone.