Date,Address,Postcode,Price,Type,Ownership,NewBuild,SaleType 2020-11-13,"59 Northumberland Avenue, Isleworth",TW7 5JW,405000,Flat,"Leasehold",No,Standard 2017-06-28,"59 Northumberland Avenue, Isleworth",TW7 5JW,395000,Flat,"Leasehold",No,Standard