- Category: Geographic Feature
- Type: Hill or Mountain
- Latitude/Longitude: 55°14'37"N 3°33'2"W
- Eastings/Northings: 301500, 595500
- OS Grid: NY015955
- Mapcode Local: GBR 37NT.21
- Mapcode Global: WH5VS.FGDC
Location and coordinates are for the approximate centre of Grey Mare within this administrative area.
Geographic features and populated places may cross administrative borders.