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 7SA,Yes,51.717958,-0.199553,524473,203671,TL244036,1/1/1980 12:00:00 AM,,91,49,17,Brookmans Park,0.5,Brookmans Park,,Affinity Water,Thames Water,Welwyn Hatfield,Brookmans Park and Little Heath,Hatfield Rural AL9 7UH,Yes,51.719569,-0.202008,524299,203846,TL242038,1/1/1980 12:00:00 AM,,96,79,33,Brookmans Park,0.2,Brookmans Park,,Affinity Water,Thames Water,Welwyn Hatfield,Brookmans Park and Little Heath,Hatfield Rural AL9 7UJ,Yes,51.719264,-0.201426,524340,203813,TL243038,1/1/1980 12:00:00 AM,,94,54,27,Brookmans Park,0.3,Brookmans Park,,Affinity Water,Thames Water,Welwyn Hatfield,Brookmans Park and Little Heath,Hatfield Rural AL9 7UP,Yes,51.721005,-0.201792,524310,204006,TL243040,1/1/1980 12:00:00 AM,,99,17,8,Brookmans Park,0.2,Brookmans Park,,Affinity Water,Thames Water,Welwyn Hatfield,Brookmans Park and Little Heath,Hatfield Rural AL9 7UW,Yes,51.719227,-0.200197,524425,203811,TL244038,1/1/1980 12:00:00 AM,,95,103,34,Brookmans Park,0.4,Brookmans Park,,Affinity Water,Thames Water,Welwyn Hatfield,Brookmans Park and Little Heath,Hatfield Rural