- Category: Populated Place
- Type: Hamlet
- Latitude/Longitude: 57°34'27"N 6°10'28"W
- Eastings/Northings: 150500, 861500
- OS Grid: NG505615
- Mapcode Local: GBR C84P.VWW
- Mapcode Global: WGZ79.3WX7
Location and coordinates are for the approximate centre of Grealin within this administrative area.
Geographic features and populated places may cross administrative borders.