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Capel Dewi is a medieval chapel located in Wales and protected by Cadw as a scheduled monument under reference CM153. The chapel sits upon bedrock of Dinantian age, formed during the Mississippian period, comprising limestone with subordinate sandstone and argillaceous rocks. This geology is characteristic of South Wales and the border regions, where such carbonate and clastic sequences were deposited in shallow marine environments approximately 359 to 323 million years ago.
Medieval chapels of this type typically served local communities, whether as daughter churches to larger parishes or as places of worship associated with specific landholdings or settlements. The survival of Capel Dewi into the present day reflects both the durability of medieval masonry construction and the significance of the site to successive generations.
The underlying Dinantian limestone bedrock would have influenced both the building techniques available to medieval masons and the drainage characteristics of the immediate landscape. Such solid geological foundations provided stable ground for the chapel's construction and contribute to the structural integrity that has allowed the monument to endure from the medieval period to the present.
Capel Dewi is a scheduled monument protected by Cadw under reference CM153. View the official record →
Capel Dewi is a medieval chapel located in Wales and protected by Cadw as a scheduled monument under reference CM153.
Capel Dewi dates from the medieval period, and is classified as a chapel. It is one of over 32,000 scheduled monuments protected across the UK.
Capel Dewi 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 CM153.
Several scheduled monuments lie within 10 km, including Banc Crucorford round cairn (2.2 km), Group of Burnt Mounds 300m SSW of Cilcoll Farm (4 km), Bodyst-uchaf ring cairn (5.7 km).
This page is just one thread. A full Aubrey report pulls together 13 strands of Capel Dewi'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.
Capel Dewi stands on Dinantian Rocks (Undifferentiated), bedrock that formed in the Mississippian. The rock here is limestone with subordinate sandstone and argillaceous rocks.