Postcode sector
The typical home in postcode sector SW1X 9 last sold for £800,000. Over the past decade prices are −15% in cash — but −40% once inflation is stripped out.
Cash prices in SW1X 9 look like they’ve climbed −15% in ten years. Adjust for inflation and the real gain is −40% — the difference is inflation, not wealth. Toggle the chart to see it.
The most recent homes sold here, straight from the HM Land Registry record.
| Date | Address | Type | Price | £/m² |
|---|---|---|---|---|
| 20 November 2025 | Flat 12, Wilbraham Mansions, 10 Wilbraham Place· SW1X 9AA | FlatLeasehold |
| £4,200,000 |
| £27,097 |
| 30 September 2025 | Apartment 9, 1 William Street· SW1X 9HL | FlatLeasehold | £2,550,000 | — |
| 26 September 2025 | Flat 2, Cadogan Court Gardens, 1 D'Oyley Street· SW1X 9AQ | FlatLeasehold | £1,335,500 | £13,628 |
| 4 September 2025 | Flat 8, 7 Wilbraham Place· SW1X 9AE | FlatLeasehold | £790,000 | £16,122 |
| 20 August 2025 | Flat 5, Royal Court House, 162 Sloane Street· SW1X 9BS | FlatLeasehold | £750,000 | £16,667 |
| 21 July 2025 | Flat 4, 7 Wilbraham Place· SW1X 9AE | FlatLeasehold | £1,230,000 | £24,118 |
| 22 May 2025 | Flat 7, Carlton Lodge, 37 - 39 Lowndes Street· SW1X 9JB | FlatLeasehold | £1,900,000 | £22,093 |
| 9 May 2025 | Flat 3, Sloane Terrace Mansions Sloane Terrace· SW1X 9DG | FlatLeasehold | £4,050,000 | £21,316 |
| 30 April 2025 | 49 William Mews· SW1X 9HQ | TerracedFreehold | £5,250,000 | £23,333 |
| 30 April 2025 | Flat 2, 6 Lowndes Square· SW1X 9HR | FlatLeasehold | £2,735,000 | £20,878 |
| 17 April 2025 | Flat 1, 37 Cadogan Place· SW1X 9RX | FlatLeasehold | £5,250,000 | £29,006 |
| 26 February 2025 | Flat 5, 81 Cadogan Place· SW1X 9RP | FlatLeasehold | £7,035,000 | £27,480 |
| 20 February 2025 | 55 Cadogan Lane· SW1X 9DT | TerracedFreehold | £3,725,000 | £23,428 |
| 14 February 2025 | 23 Cadogan Lane· SW1X 9DP | TerracedFreehold | £6,700,000 | £38,068 |
| 13 February 2025 | Flat 34, Royal Court House, 162 Sloane Street· SW1X 9BS | FlatLeasehold | £3,675,000 | £20,417 |
| 8 January 2025 | Flat 8, 25 Lowndes Square· SW1X 9HE | FlatLeasehold | £1,950,000 | £22,941 |
| 18 December 2024 | 11a, Sloane Gate Mansions D'Oyley Street· SW1X 9AG | FlatLeasehold | £965,000 | — |
| 11 December 2024 | Basement Flat, 27 Cadogan Place· SW1X 9SA | FlatLeasehold | £695,000 | £18,784 |
| 29 October 2024 | Flat 3, 7 Sloane Street· SW1X 9LE | FlatLeasehold | £3,750,000 | £20,053 |
| 24 October 2024 | Flat 9, 23 Lowndes Square· SW1X 9HD | FlatLeasehold | £2,050,000 | £27,703 |
| 13 September 2024 | 75 Cadogan Place· SW1X 9RP | TerracedFreehold | £5,125,000 | £19,413 |
| 2 September 2024 | Flat 3, Oakley House, 103 Sloane Street· SW1X 9PP | FlatLeasehold | £1,650,000 | £22,603 |
| 30 August 2024 | 91 Cadogan Lane· SW1X 9DU | TerracedFreehold | £2,625,000 | £18,750 |
| 28 August 2024 | Flat 12, Chelsea House, 26 Lowndes Street· SW1X 9JD | FlatLeasehold | £670,000 | £5,982 |
| 24 July 2024 | Flat 14, Wilbraham Mansions, 10 Wilbraham Place· SW1X 9AA | FlatLeasehold | £3,000,000 | £19,737 |
| 12 July 2024 | Flat 8, 8 Sloane Street· SW1X 9LE | FlatLeasehold | £1,200,000 | £19,355 |
| 2 July 2024 | Flat 10, Oakley House, 103 Sloane Street· SW1X 9PP | FlatLeasehold | £607,500 | £18,984 |
| 10 June 2024 | Flat 5, Sloane Terrace Mansions Sloane Terrace· SW1X 9DG | FlatLeasehold | £4,000,000 | £20,942 |
| 30 May 2024 | Flat 6, Sloane House, 97 Sloane Street· SW1X 9PE | FlatLeasehold | £2,330,000 | £20,439 |
| 30 May 2024 | Flat 24, Oakley House, 103 Sloane Street· SW1X 9PP | FlatLeasehold | £290,000 | £6,042 |
Category A (standard) sales. £/m² shown where an EPC floor-area match exists.
The median sold price in postcode sector SW1X 9 is £800,000, based on 1,142 sales recorded by HM Land Registry.
Over the past decade prices in SW1X 9 are −15% in cash terms, and −40% after adjusting for inflation (ONS CPIH).
The median is £7,276 per square metre, from EPC floor-area records.
Figures update monthly from HM Land Registry. The most recent sale here was recorded on 20 November 2025; the latest two months may be incomplete while sales register.
Contains HM Land Registry data © Crown copyright and database right, licensed under the Open Government Licence v3.0. Figures are the median of Category A (standard) sold prices; real-terms values use ONS CPIH. See our methodology.
Sold prices for England & Wales from the official record — with the real-terms story competitors leave out.
Contains HM Land Registry data © Crown copyright and database right, licensed under the Open Government Licence v3.0. Set in Fraunces & IBM Plex Sans.