- Category: Populated Place
- Type: Town
- Latitude/Longitude: 51°32'24"N 0°42'41"E
- Eastings/Northings: 588125, 185842
- OS Grid: TQ881858
- Mapcode Local: GBR Y96.GY
- Mapcode Global: VHKHM.8KY6
Location and coordinates are for the approximate centre of Southend-on-Sea within this administrative area.
Geographic features and populated places may cross administrative borders.