Postcode,In Use?,Latitude,Longitude,Easting,Northing,Grid Ref,Introduced,Terminated,Altitude,Population,Households,Nearest Station,Distance To Station (KM),Built Up Area,Built Up Area Sub-Division,Water Company,Sewage Company,District,Ward,County Electoral Division HP1 1AT,Yes,51.745981,-0.474689,505402,206354,TL054063,2/1/2011 12:00:00 AM,,88,46,27,Hemel Hempstead,1.2,Greater London,Hemel Hempstead,Affinity Water,Thames Water,Dacorum,Boxmoor,Hemel Hempstead Town HP1 1AZ,Yes,51.746022,-0.474507,505414,206359,TL054063,2/1/2011 12:00:00 AM,,88,,,Hemel Hempstead,1.2,Greater London,Hemel Hempstead,Affinity Water,Thames Water,Dacorum,Boxmoor,Hemel Hempstead Town HP1 1GF,Yes,51.745495,-0.474814,505395,206300,TL053062,2/1/2017 12:00:00 AM,,88,,,Hemel Hempstead,1.2,,,Affinity Water,Thames Water,Dacorum,Boxmoor,Hemel Hempstead Town HP1 1HZ,Yes,51.744789,-0.475700,505335,206220,TL053062,7/1/2005 12:00:00 AM,,89,19,13,Hemel Hempstead,1.1,Greater London,Hemel Hempstead,Affinity Water,Thames Water,Dacorum,Boxmoor,Hemel Hempstead Town