- Category: Populated Place
- Type: Suburban Area
- Latitude/Longitude: 51°41'20"N 4°9'1"W
- Eastings/Northings: 251446, 201101
- OS Grid: SN514011
- Mapcode Local: GBR GS.TR83
- Mapcode Global: VH4JT.0TN3
Location and coordinates are for the approximate centre of Llanerch within this administrative area.
Geographic features and populated places may cross administrative borders.