Date,Address,Postcode,Price,Type,Ownership,NewBuild,SaleType 2013-07-01,"Oak Heights, Tewin Water, Welwyn",AL6 0AB,1520000,Detached,"Freehold",No,Standard 2000-09-28,"Tewin Water Farm House, Tewin Water, Welwyn",AL6 0AB,620000,Detached,"Freehold",No,Standard 1996-08-28,"Oak Heights, Tewin Water, Welwyn",AL6 0AB,470000,Detached,"Freehold",No,Standard