Date,Address,Postcode,Price,Type,Ownership,NewBuild,SaleType 2010-09-17,"21 Roundwood Park, Harpenden",AL5 3AQ,1615000,Detached,"Freehold",No,Standard 2009-07-31,"25A Roundwood Park, Harpenden",AL5 3AQ,1300000,Detached,"Freehold",No,Standard 2007-07-06,"25 Roundwood Park, Harpenden",AL5 3AQ,940000,Detached,"Freehold",No,Standard 2006-09-14,"29 Roundwood Park, Harpenden",AL5 3AQ,825000,Detached,"Freehold",No,Standard 2005-04-22,"27 Roundwood Park, Harpenden",AL5 3AQ,725000,Detached,"Freehold",No,Standard 2004-04-23,"21 Roundwood Park, Harpenden",AL5 3AQ,1075000,Detached,"Freehold",No,Standard 2001-03-30,"21 Roundwood Park, Harpenden",AL5 3AQ,765000,Detached,"Freehold",No,Standard 1998-12-07,"29 Roundwood Park, Harpenden",AL5 3AQ,322500,Detached,"Freehold",No,Standard