St Lythans Ringwork
                Has been described as a Rejected Timber Castle (Other/Unknown)
                There are earthwork remains
                
	
		| Name | St Lythans Ringwork | 
		| Alternative Names | Coednant Bran | 
		| Historic Country | Glamorgan | 
		| Modern Authority | Vale of Glamorgan | 
		| 1974 Authority | South Glamorgan | 
		| Community | Wenvoe | 
                A circular feature recorded from the air can be explained as a tree-ring. There are three other tree-rings on St Lythans Down, c 1km to the north-east, all lying c 250m from St Lythans House, on its west, north, and east sides. (Spurgeon 1999)
                
                Not scheduled
                Not Listed
                
                
                
                
                
                
                The National Monument Record (Coflein) number(s)
                
                County Historic Environment Record
                
                
	
		| OS Map Grid Reference | ST102733 | 
		| Latitude | 51.452091217041 | 
		| Longitude | -3.29393005371094 | 
		| Eastings | 310200 | 
		| Northings | 173350 | 
                 
                 
                