Date,Address,Postcode,Price,Type,Ownership,NewBuild,SaleType 2010-02-19,"3 Halls Close, Welwyn",AL6 9DF,865000,Detached,"Freehold",No,Standard 2006-06-02,"2 Halls Close, Welwyn",AL6 9DF,860000,Detached,"Freehold",No,Standard 2000-12-18,"2 Halls Close, Welwyn",AL6 9DF,650000,Detached,"Freehold",No,Standard 1998-01-22,"3 Halls Close, Welwyn",AL6 9DF,355000,Detached,"Freehold",No,Standard