Apartment 9, 1 William Street, London
open for offer is the pre-market: owners can test the market and buyers can register interest in a home, whether or not it’s for sale.
Claiming your home is free. Testing the market is £9.99 a month, and you can cancel any time.
The price
House prices in SW1X 9HL
We hold no street record for this home, so these are sales in its postcode.
- Sale
- This home
5 of 5 sales, Sep 2023–Jan 2026.
All 5 sales as a table
Contains HM Land Registry data © Crown copyright and database right 2026, licensed under the Open Government Licence v3.0.
The queue
Nobody has registered interest in this home yet.
Next: anyone
Anyone can register interest in any home, at any time.
How the queue works
A home doesn't have to be advertised for its owner to decide to sell. You join its queue, which shows when you joined and never who you are. If the owner claims the home here, they see that someone registered, and when.
The home
- Flat
- SW1X 9
- Sold January 2026
We hold no energy certificate for this home.
Sold nearby
Similar flats sold in SW1X 9
Recent sales of the same property type in postcode sector SW1X 9, from the last 24 months. Not every sale is shown.
Flat 19-20, 1 Lowndes Square
Sold Jun 2026 for £5,400,000
View this home →Flat 1, Carlton Lodge, 37 - 39 Lowndes Street
Sold Mar 2026 for £3,300,000
View this home →Flat 15, Lowndes Court Lowndes Square
Sold Feb 2026 for £10,000,000
View this home →Apartment 6, 1 William Street
Sold Nov 2025 for £23,250,000
View this home →
Contains HM Land Registry data © Crown copyright and database right 2026, licensed under the Open Government Licence v3.0.
If it’s your home