3Y Avg Price
£5,250,000
1 sales
Properties
27
9 freehold · 18 leasehold
Sales / Year
0.4
5-year average
Avg £/sq ft
£2,722
£29,302/m²
Rank in SW1X
14th
of 56 streets
Last Sale
£5,250,000
Apr 2025
Price History
Every recorded sale on this street, coloured by property type.
Last 10 Sales
49 total recorded
49 William Mews
Terraced
£5,250,000
Apr 2025
5 William Mews
Terraced
£2,190,000
Dec 2021
45 William Mews
Terraced
£2,500,000
Jun 2021
FLAT 18, WHADDON HOUSE William Mews
Flat/Maisonette
£1,470,000
Feb 2021
FLAT 10, WHADDON HOUSE William Mews
Flat/Maisonette
£1,750,000
Jan 2021
17B William Mews
Terraced
£2,600,000
Mar 2020
FLAT 5, WHADDON HOUSE William Mews
Flat/Maisonette
£1,720,000
Jul 2018
FLAT 12, WHADDON HOUSE William Mews
Flat/Maisonette
£2,500,000
Apr 2018
25 William Mews
Flat/Maisonette
£3,787,500
Jan 2018
45 William Mews
Terraced
£2,527,001
Jun 2016
Street Rankings — SW1X
Streets ranked by 3-year average sale price. Showing positions 10–19 of 56.
| # | Street | 3Y Avg |
|---|---|---|
| 10 | Wilton Street | £7,850,000 |
| 11 | Montrose Place | £7,250,000 |
| 12 | Halkin Mews | £5,734,220 |
| 13 | William Street | £5,475,000 |
| 14 | William Mews | £5,250,000 |
| 15 | Wilton Row | £5,000,000 |
| 16 | Hans Place | £4,763,366 |
| 17 | Chapel Street | £4,612,500 |
| 18 | Upper Belgrave Street | £4,542,500 |
| 19 | Cadogan Place | £4,271,000 |
Property Mix
Type
Tenure
EPC Ratings
26 of 27 properties have an EPC record
Avg floor area: 1,152 sq ft (107 m²)
District Context — SW1X
SW1X covers Knightsbridge, Belgravia, and parts of Mayfair in central London's most prestigious postcodes. It is one of the capital's most exclusive and affluent residential neighbourhoods, characterised by grand Victorian and Georgian properties and world-class amenities.
Average Property Price - SW1X
£3,391,363
100
National percentile
Average Net Household Income - SW1X
£68,642
100
National percentile
10-Year Annualised Price Growth - SW1X
-1.5%
1
National percentile
10-Year Annualised Rent Growth - SW1X
3.2%
11
National percentile