- Category: Geographic Feature
- Type: Valley
- Latitude/Longitude: 50°49'12"N 0°5'51"W
- Eastings/Northings: 534100, 103998
- OS Grid: TQ341039
- Mapcode Local: GBR KQJ.D52
- Mapcode Global: FRA B6PX.V2W
Location and coordinates are for the approximate centre of Blackrock Valley within this administrative area.
Geographic features and populated places may cross administrative borders.