Date,Address,Postcode,Price,Type,Ownership,NewBuild,SaleType 2010-05-06,"4 Burnham Close, Welwyn",AL6 0PE,485000,Semi-detached,"Freehold",No,Standard 2002-03-08,"5 Burnham Close, Welwyn",AL6 0PE,333000,Detached,"Freehold",No,Standard