Castle,Grid Ref,Original type,Date,Topography,Height,Top mē,Base mē,Gradient,Bailey,Builder,Theory
Caerleon,ST 34257 90553,motte/masonry,1086 D,Open,16.19,412.235,3235.225,77.5,?,?,Early
Ewyas Harold,SO 38502 28699,motte,1052 D,Natural defence,16.36,384.839,3815.745,70.33,1,William fitz Osbern,Early
Pont Hendre,SO 32572 28109,motte,nd,Natural defence,10.39,121.303,1519.893,63.01,1,?,Early