Postcode · London
House prices in SW1Y 4LB
Every recorded sale in SW1Y 4LB, what homes sell for now and how prices have moved since 1995.
- Neighbourhood
- Strand, St James & Mayfair
- Council
- Westminster
- Region
- London
- Neighbourhood population
- 1,577 (2024)
SW1Y 4LBLondon
What homes sell for in SW1Y 4LB
From HM Land Registry’s record of every residential sale in England and Wales, up to August 2026.
Median price
£900,000
Last 12 months, SW1Y
Sales
7
Last 12 months, SW1Y
England & Wales
£291,443
Median, last 12 months
Median price by year in SW1Y
The line shows the yearly median across SW1Y; each dot is an individual sale in SW1Y 4LB.
SW1YSW1Y 4LB
£0
£1m
£2m
£3m
£4m
200020052010201520202025
Sales per year
0
20
40
19952026
Median by property type, last 12 months
Flat · 7 sales£900,000
Sold prices in SW1Y 4LB
6 sales across 4 addresses, newest first.
11 St James's Square
Other · Freehold
| £162,000,000 | 19 Dec 2024 |
Flat 10, 18 St James's Square
Flat · Leasehold
| £6,800,000 | 10 Jan 2024 |
| £2,900,000 | 23 Jun 2002 |
| £2,550,000 | 26 May 2000 |
Ground and First Floor Premises, 11 - 12, St James's Square
Flat · Leasehold
| £127,512 | 20 Mar 2015 |
Apartment 9, 18 St James's Square
Flat · Leasehold · New build
| £1,700,000 | 1 Feb 2000 |
About this data
Sold prices come from HM Land Registry Price Paid Data for England and Wales, covering residential sales for full market value since 1995. Medians use standard residential sales only. The latest sale in this release is from 28 Aug 2026. Contains HM Land Registry data © Crown copyright and database right, licensed under the Open Government Licence v3.0.