- Category: Geographic Feature
- Type: Hill or Mountain
- Latitude/Longitude: 50°52'45"N 0°41'35"W
- Eastings/Northings: 492036, 109674
- OS Grid: SU920096
- Mapcode Local: GBR DG9.ZGB
- Mapcode Global: FRA 96FS.3S2
Location and coordinates are for the approximate centre of Halnaker Hill within this administrative area.
Geographic features and populated places may cross administrative borders.