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 AL9 7RL,Yes,51.720763,-0.188988,525195,204001,TL251040,1/1/1980 12:00:00 AM,,117,61,22,Brookmans Park,1.1,Brookmans Park,,Affinity Water,Thames Water,Welwyn Hatfield,Brookmans Park and Little Heath,Hatfield Rural AL9 7RN,Yes,51.720367,-0.188975,525197,203957,TL251039,1/1/1980 12:00:00 AM,,116,79,26,Brookmans Park,1.1,Brookmans Park,,Affinity Water,Thames Water,Welwyn Hatfield,Brookmans Park and Little Heath,Hatfield Rural AL9 7RT,Yes,51.722046,-0.193498,524880,204135,TL248041,1/1/1980 12:00:00 AM,,117,46,19,Brookmans Park,0.8,Brookmans Park,,Affinity Water,Thames Water,Welwyn Hatfield,Brookmans Park and Little Heath,Hatfield Rural AL9 7RW,Yes,51.721501,-0.189596,525151,204082,TL251040,1/1/1980 12:00:00 AM,,120,76,25,Brookmans Park,1.0,Brookmans Park,,Affinity Water,Thames Water,Welwyn Hatfield,Brookmans Park and Little Heath,Hatfield Rural AL9 7RY,Yes,51.719893,-0.198506,524540,203887,TL245038,1/1/1980 12:00:00 AM,,97,30,14,Brookmans Park,0.4,Brookmans Park,,Affinity Water,Thames Water,Welwyn Hatfield,Brookmans Park and Little Heath,Hatfield Rural AL9 7RZ,Yes,51.719504,-0.198319,524554,203845,TL245038,1/1/1980 12:00:00 AM,,95,33,13,Brookmans Park,0.5,Brookmans Park,,Affinity Water,Thames Water,Welwyn Hatfield,Brookmans Park and Little Heath,Hatfield Rural