Date,Address,Postcode,Price,Type,Ownership,NewBuild,SaleType
2023-09-20,"Flat 1B, Portman Mansions, Chiltern Street, London",W1U 5AJ,1150000,Flat,"Leasehold",No,Standard
2013-06-07,"Flat 1B, Portman Mansions, Chiltern Street, London",W1U 5AJ,985000,Flat,"Leasehold",No,Standard
2011-10-21,"Flat 1F, Portman Mansions, Chiltern Street, London",W1U 5AJ,1575000,Flat,"Leasehold",No,Standard
2011-04-05,"Flat 1F, Portman Mansions, Chiltern Street, London",W1U 5AJ,1075000,Flat,"Leasehold",No,Standard
2009-10-22,"Penthouse 1, Portman Mansions, Chiltern Street, London",W1U 5AJ,725000,Flat,"Leasehold",No,Standard
2009-08-11,"Flat 1D, Portman Mansions, Chiltern Street, London",W1U 5AJ,850000,Flat,"Leasehold",No,Standard
2006-05-10,"Flat 1K, Portman Mansions, Chiltern Street, London",W1U 5AJ,940000,Flat,"Leasehold",No,Standard
2006-03-23,"Flat 1B, Portman Mansions, Chiltern Street, London",W1U 5AJ,575000,Flat,"Leasehold",No,Standard
2005-09-19,"Flat 1M, Portman Mansions, Chiltern Street, London",W1U 5AJ,1000000,Flat,"Leasehold",No,Standard
2002-07-19,"Flat 1G, Portman Mansions, Chiltern Street, London",W1U 5AJ,775000,Flat,"Leasehold",No,Standard
2001-10-17,"Flat 1D, Portman Mansions, Chiltern Street, London",W1U 5AJ,560000,Flat,"Leasehold",No,Standard
2001-05-03,"Flat 1M, Portman Mansions, Chiltern Street, London",W1U 5AJ,575000,Flat,"Leasehold",No,Standard
2001-03-16,"Flat 1C, Portman Mansions, Chiltern Street, London",W1U 5AJ,475000,Flat,"Leasehold",No,Standard
2001-02-15,"Flat 1B, Portman Mansions, Chiltern Street, London",W1U 5AJ,385000,Flat,"Leasehold",No,Standard
2000-06-12,"Penthouse 1, Portman Mansions, Chiltern Street, London",W1U 5AJ,318000,Flat,"Leasehold",No,Standard
2000-05-19,"Flat 1C, Portman Mansions, Chiltern Street, London",W1U 5AJ,285000,Flat,"Leasehold",No,Standard
2000-03-29,"Flat 1K, Portman Mansions, Chiltern Street, London",W1U 5AJ,490000,Flat,"Leasehold",No,Standard
1999-08-31,"Flat 1K, Portman Mansions, Chiltern Street, London",W1U 5AJ,395000,Flat,"Leasehold",No,Standard
1998-12-21,"Flat 1B, Portman Mansions, Chiltern Street, London",W1U 5AJ,230000,Flat,"Leasehold",No,Standard
1997-08-15,"Flat 1D, Portman Mansions, Chiltern Street, London",W1U 5AJ,287000,Flat,"Leasehold",No,Standard
1996-03-01,"Flat 1M, Portman Mansions, Chiltern Street, London",W1U 5AJ,328000,Flat,"Leasehold",No,Standard