Northside, Dublin districts, such as Oxmantown, no longer exist. Beyond the centre, areas of the Northside include the below, most (at least two names were invented in the 1960s) of the names being of long heritage, though until recently many were rural townlands. Some are distinct suburbs or villages, others are parts of larger areas: The 'area' is administered both by Dublin City Council (formerly Dublin Corporation) and Fingal County Council, responsible for 84% and 16% of the land area which lies inside the M50 motorway and north of the river Liffey respectively (excluding the Howth peninsula). In general, Dublin postal districts
Newcastle, South Dublin Newcastle, South Dublin Newcastle () is a village in south-west South Dublin, Ireland. It is also a civil parish in the barony of the same name. It was the location of the castle of the barony, which in historical and official documents is described as Newcastle-Lyons. The area is still primarily rural in nature. Newcastle-Lyons is located at the junction of the R120 and the R405 regional roads. It lies approximately 3 km north of the N7 at Rathcoole, 6 km south east of Celbridge, and 9 km west of Tallaght. The village lies west of Casement Aerodrome (Baldonnell), the