- Category: Populated Place
- Type: Suburban Area
- Latitude/Longitude: 51°48'22"N 3°12'32"W
- Eastings/Northings: 316738, 212644
- OS Grid: SO167126
- Mapcode Local: GBR YX.XJMS
- Mapcode Global: VH6CN.BVDQ
Location and coordinates are for the approximate centre of Garnlydan within this administrative area.
Geographic features and populated places may cross administrative borders.