- Category: Geographic Feature
- Type: Hill or Mountain
- Latitude/Longitude: 55°14'49"N 3°32'42"W
- Eastings/Northings: 301864, 595842
- OS Grid: NY018958
- Mapcode Local: GBR 37PR.8X
- Mapcode Global: WH5VS.JC1X
Location and coordinates are for the approximate centre of Grey Mare within this administrative area.
Geographic features and populated places may cross administrative borders.