- Category: Populated Place
- Type: Village
- Latitude/Longitude: 58°53'46"N 2°55'10"W
- Eastings/Northings: 347117, 1001350
- OS Grid: HY471013
- Mapcode Local: GBR M546.Z6T
- Mapcode Global: WH7CK.4N1G
Location and coordinates are for the approximate centre of St Mary's within this administrative area.
Geographic features and populated places may cross administrative borders.