Caerau Hillfort (ST13377498) is a large triangular multivallate Iron Age hillfort occupying the western tip of an extensive ridge-top plateau in the western suburbs of Caerau and Ely, Cardiff, Wales.
•
St Mary’s church probably dates to the 13th century, and is set within an oval churchyard.
•
It is possible that it is an unrecorded castle belonging to the Bishops of Llandaff, probably contemporary with the church.