Date,Address,Postcode,Price,Type,Ownership,NewBuild,SaleType 2022-04-29,"Flat 2, Whaddon House, William Mews, London",SW1X 9HG,1375000,Flat,"Leasehold",No,Non-standard 2022-01-13,"Flat 16, Whaddon House, William Mews, London",SW1X 9HG,1600000,Flat,"Leasehold",No,Non-standard 2021-07-13,"Flat 6, Whaddon House, William Mews, London",SW1X 9HG,1750000,Flat,"Leasehold",No,Non-standard 2021-02-18,"Flat 18, Whaddon House, William Mews, London",SW1X 9HG,1470000,Flat,"Leasehold",No,Standard 2021-01-29,"Flat 10, Whaddon House, William Mews, London",SW1X 9HG,1750000,Flat,"Leasehold",No,Standard 2019-02-19,"Flat 16, Whaddon House, William Mews, London",SW1X 9HG,1625000,Flat,"Leasehold",No,Non-standard 2018-07-09,"Flat 5, Whaddon House, William Mews, London",SW1X 9HG,1720000,Flat,"Leasehold",No,Standard 2018-04-30,"Flat 12, Whaddon House, William Mews, London",SW1X 9HG,2500000,Flat,"Leasehold",No,Standard 2018-04-20,"Flat 26, Whaddon House, William Mews, London",SW1X 9HG,985000,Flat,"Leasehold",No,Non-standard 2015-04-24,"Flat 6, Whaddon House, William Mews, London",SW1X 9HG,2275000,Flat,"Leasehold",No,Non-standard 2014-09-12,"Flat 12, Whaddon House, William Mews, London",SW1X 9HG,2295000,Flat,"Leasehold",No,Standard 2014-05-01,"Flat 26, Whaddon House, William Mews, London",SW1X 9HG,925000,Flat,"Leasehold",No,Standard 2010-04-07,"Flat 26, Whaddon House, William Mews, London",SW1X 9HG,615000,Flat,"Leasehold",No,Standard 2010-01-27,"Flat 12A, Whaddon House, William Mews, London",SW1X 9HG,1700000,Flat,"Leasehold",No,Standard 2007-06-15,"Flat 5, Whaddon House, William Mews, London",SW1X 9HG,1163332,Flat,"Leasehold",No,Standard 2005-07-29,"Flat 9, Whaddon House, William Mews, London",SW1X 9HG,807000,Flat,"Leasehold",No,Standard 2005-02-22,"Flat 18, Whaddon House, William Mews, London",SW1X 9HG,559450,Flat,"Leasehold",No,Standard 2004-05-20,"Flat 15, Whaddon House, William Mews, London",SW1X 9HG,820000,Flat,"Leasehold",No,Standard 2003-07-28,"Flat 3, Whaddon House, William Mews, London",SW1X 9HG,700000,Flat,"Leasehold",No,Standard 2000-01-14,"Flat 16, Whaddon House, William Mews, London",SW1X 9HG,587500,Flat,"Leasehold",No,Standard 1999-09-08,"Flat 9, Whaddon House, William Mews, London",SW1X 9HG,650000,Flat,"Leasehold",No,Standard 1999-01-11,"Flat 9, Whaddon House, William Mews, London",SW1X 9HG,415000,Flat,"Leasehold",No,Standard 1997-06-06,"Flat 2, Whaddon House, William Mews, London",SW1X 9HG,370000,Flat,"Leasehold",No,Standard 1995-05-08,"Flat 16, Whaddon House, William Mews, London",SW1X 9HG,193750,Flat,"Leasehold",No,Standard 1995-05-02,"Flat 17, Whaddon House, William Mews, London",SW1X 9HG,50000,Flat,"Leasehold",Yes,Standard 1995-04-28,"Flat 12A, Whaddon House, William Mews, London",SW1X 9HG,427500,Flat,"Leasehold",No,Standard