William Mews - SW1X 9HQ
Key Postcode Insights
SW1X 9HQ is a residential postcode situated on William Mews, London, SW1 with 11 addresses.
It ranks as the 761st largest and 1517th most expensive of the 1,802 postcodes in the SW1X area. The most common property type is a mid-century house built between 1936 and 1979.
The postcode contains a total of 11 properties: 11 houses.
- Ave. Sale Price
- £3,448,487
- 10 Year change
- down 9.1%
- Ave. Rental Price
- £12,570pcm
- 10 Year change
- up 47.6%
- Ave. £ per ft²
- £2,267/ft²
- Ave. Gross Yield
- 4.4%/year/yr
Key Postcode Insights
SW1X 9HQ is a residential postcode situated on William Mews, London, SW1 with 11 addresses.
It ranks as the 761st largest and 1517th most expensive of the 1,802 postcodes in the SW1X area. The most common property type is a mid-century house built between 1936 and 1979.
The postcode contains a total of 11 properties: 11 houses.
- Ave. Sale Price
- £3,448,487
- 10 Year change
- down 9.1%
- Ave. Rental Price
- £12,570pcm
- 10 Year change
- up 47.6%
- Ave. £ per ft²
- £2,267/ft²
- Ave. Gross Yield
- 4.4%/year/yr
Explore Propertiesin SW1X 9HQ
- 39 William Mews
4 Bed Mid-century House
- 40 William Mews
4 Bed Mid-century House
- 41 William Mews
3 Bed Mid-century House
- 42 William Mews
3 Bed Mid-century House
- 43 William Mews
3 Bed Mid-century House
Sales Market Trends
The last sale in SW1X 9HQ sold for £5,250,000 on 30th April 2025. Since then prices are down an average of 3.7%.
The current average value in the postcode is £3,448,487.
The SW1X 9HQ Sales Market has decreased by 9.1% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| June 2026 | -4.2% | £3,448,487 |
| June 2025 | -0.8% | £3,600,971 |
| June 2024 | -1.1% | £3,631,019 |
| June 2023 | -1% | £3,670,674 |
| June 2022 | 4.9% | £3,706,380 |
| June 2021 | -0.5% | £3,532,723 |
| June 2020 | 3.9% | £3,550,995 |
| June 2019 | -2.5% | £3,417,573 |
| June 2018 | -3.2% | £3,506,787 |
| June 2017 | -4.5% | £3,623,388 |
| June 2016 | -0.7% | £3,794,435 |
| June 2015 | 2% | £3,822,148 |
| June 2014 | 12.1% | £3,747,434 |
| June 2013 | 7% | £3,344,338 |
| June 2012 | 13.1% | £3,125,880 |
| June 2011 | 10% | £2,763,042 |
| June 2010 | 18.7% | £2,511,052 |
| June 2009 | -5.1% | £2,115,321 |
| June 2008 | 9.4% | £2,229,711 |
| June 2007 | 0% | £2,037,567 |
Rental Market Trends
The current average rental value in the postcode is £12,570.
The SW1X 9HQ Rental Market has increased by 47.6% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| June 2026 | 4.2% | £12,570pcm |
| June 2025 | 5.5% | £12,058pcm |
| June 2024 | 1.6% | £11,427pcm |
| June 2023 | 11.5% | £11,248pcm |
| June 2022 | 26.3% | £10,091pcm |
| June 2021 | -4.5% | £7,990pcm |
| June 2020 | -3.8% | £8,368pcm |
| June 2019 | 2.9% | £8,695pcm |
| June 2018 | 2.3% | £8,448pcm |
| June 2017 | -3.1% | £8,257pcm |
| June 2016 | -1.2% | £8,518pcm |
| June 2015 | 0.2% | £8,625pcm |
| June 2014 | 0.2% | £8,604pcm |
| June 2013 | -4.1% | £8,586pcm |
| June 2012 | 1.8% | £8,955pcm |
| June 2011 | 11.4% | £8,796pcm |
| June 2010 | 15.9% | £7,895pcm |
| June 2009 | -9.3% | £6,810pcm |
| June 2008 | 5.6% | £7,509pcm |
| June 2007 | 0% | £7,108pcm |
Sales History
The last sale was on 30th April 2025 for £5,250,000 and since then the market in the area has decreased by 3.7%. The postcode has had a total of 8 sales since 1995.
SW1X 9HQ has seen 1 sale in the last three years and no sales in the last twelve months.
- Sold Apr 2025£5,250,000 | 5 Bed House49, William Mews, London, SW1X 9HQ49, William Mews, London, SW1X 9HQ
- Sold Jun 2021£2,500,000 | 3 Bed House45, William Mews, London, SW1X 9HQ45, William Mews, London, SW1X 9HQ
- Sold Aug 2019£1,910,000 | 3 Bed House42, William Mews, London, SW1X 9HQ42, William Mews, London, SW1X 9HQ
- Sold May 2019£2,315,000 | 3 Bed House43, William Mews, London, SW1X 9HQ43, William Mews, London, SW1X 9HQ
- Sold Jun 2016£2,527,001 | 3 Bed House45, William Mews, London, SW1X 9HQ45, William Mews, London, SW1X 9HQ
Nearby Postcodes
SW1X 9HQ is the 761st largest and the 1517th most expensive postcode out of the 1,802 postcodes in the SW1X area.
- SW1X 8EQ, Frederic Mews, London, SW1SW1X 8EQ8 Addresses|26 m away
- SW1X 8EH, Kinnerton Place South, London, SW1SW1X 8EH11 Addresses|28 m away
- SW1X 9EZ, Lowndes Square, London, SW1SW1X 9EZ25 Addresses|34 m away
- SW1X 8EE, Bowland Yard, London, SW1SW1X 8EE8 Addresses|34 m away
- SW1X 8EJ, Kinnerton Place North, London, SW1SW1X 8EJ10 Addresses|40 m away
Property Types
- 1 period house built between 1800 and 1911
- 6 mid-century houses built between 1936 and 1979
- 4 other addresses of unknown type
- period house (1)
- mid-century house (6)
- Unknown (4)
Energy Efficiency
- Energy Performance Certificate (EPC) surveys conducted for 7 properties.
- The most common rating is D.
- A (0)
- E (0)
- B (0)
- F (0)
- C (0)
- G (0)
- D (7)
- No EPC (4)
Top 3 Most Expensive Sales
- Sold Apr 2025£5,250,000 | 5 Bed House49, William Mews, London, SW1X 9HQ49, William Mews, London, SW1X 9HQ
- Sold Jun 2021£3,800,000 | 3 Bed House16, William Mews, London, SW1X 9HF16, William Mews, London, SW1X 9HF
- Sold Jan 2018£3,787,500 | 3 Bed House25, William Mews, London, SW1X 9HF25, William Mews, London, SW1X 9HF
Schools Nearby
- Holy Trinity CofE Primary School900 m away
- St Peter's Eaton Square CofE Primary School900 m away
- St Joseph's Catholic Primary School1.0 km away
- St. Thomas More Language College1.0 km away
- Westminster City School1.3 km away
- The Grey Coat Hospital1.7 km away
More reading links
Public Transport Nearby
The closest station to SW1X 9HQ is Knightsbridge station, which is 400 metres away.
- Knightsbridge|400 m away
- Hyde Park Corner|400 m away
- Sloane Square|1.0 km away
- London Victoria|1.1 km away
