W1K 4AF is a residential postcode situated on Grosvenor Square, London, W1 with 12 addresses.
It ranks as the 4398th largest and 3683rd most expensive of the 4,963 postcodes in the W1K area. The dominant property type is a mid-century flat built between 1936 and 1979.
The postcode contains a total of 12 properties: 12 flats.
W1K 4AF is a residential postcode situated on Grosvenor Square, London, W1 with 12 addresses.
It ranks as the 4398th largest and 3683rd most expensive of the 4,963 postcodes in the W1K area. The dominant property type is a mid-century flat built between 1936 and 1979.
The postcode contains a total of 12 properties: 12 flats.
Sale prices range from £1,765,594 for 2 bedroom leasehold flats (539 ft2) to £10,567,864 for 4 bedroom leasehold flats (2,766 ft2) .
Monthly rental prices range from £5,020 pcm for 2 bed flats to £25,516 pcm for 4 bed flats.
The gross rental yield is between 2.8% and 3.8%.
The average value per square foot is £3,744.
The last sale in W1K 4AF sold for £3,700,000 on 16th July 2025. Since then prices are down an average of 3.0%.
The current average value in the postcode is £4,273,066.
The W1K 4AF Sales Market has decreased by 13.5% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| April 2026 | -1.6% | £4,273,066 |
| April 2025 | -2.1% | £4,344,610 |
| April 2024 | -2.5% | £4,438,148 |
| April 2023 | -0.3% | £4,551,412 |
| April 2022 | 6.1% | £4,563,539 |
| April 2021 | -3.9% | £4,299,712 |
| April 2020 | 0.9% | £4,473,841 |
| April 2019 | -2.7% | £4,431,780 |
| April 2018 | -0.4% | £4,556,647 |
| April 2017 | -7.4% | £4,573,268 |
| April 2016 | -1.8% | £4,938,693 |
| April 2015 | 4.5% | £5,028,049 |
| April 2014 | 13.3% | £4,812,115 |
| April 2013 | 15.4% | £4,246,283 |
| April 2012 | 18.6% | £3,678,652 |
| April 2011 | 10% | £3,102,274 |
| April 2010 | 12.9% | £2,821,324 |
| April 2009 | -10.6% | £2,499,681 |
| April 2008 | 30.7% | £2,795,547 |
| April 2007 | 0% | £2,139,635 |
The current average rental value in the postcode is £11,028.
The W1K 4AF Rental Market has increased by 35.7% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| April 2026 | 8% | £11,028pcm |
| April 2025 | 2.9% | £10,208pcm |
| April 2024 | 3.3% | £9,917pcm |
| April 2023 | 10.7% | £9,600pcm |
| April 2022 | 23.5% | £8,676pcm |
| April 2021 | -13.2% | £7,025pcm |
| April 2020 | 0.2% | £8,094pcm |
| April 2019 | 1.7% | £8,076pcm |
| April 2018 | 4% | £7,938pcm |
| April 2017 | -6.1% | £7,631pcm |
| April 2016 | -0.9% | £8,127pcm |
| April 2015 | -1.9% | £8,202pcm |
| April 2014 | 1.5% | £8,360pcm |
| April 2013 | -3.1% | £8,233pcm |
| April 2012 | 9.4% | £8,494pcm |
| April 2011 | 15.2% | £7,761pcm |
| April 2010 | 11.4% | £6,737pcm |
| April 2009 | -12.4% | £6,049pcm |
| April 2008 | 4.3% | £6,905pcm |
| April 2007 | 0% | £6,622pcm |
The last sale was on 16th July 2025 for £3,700,000 and since then the market in the area has decreased by 3.0%. The postcode has had a total of 15 sales since 1995.
W1K 4AF has seen 4 sales in the last three years and 1 sale in the last twelve months.
W1K 4AF is the 4398th largest and the 3683rd most expensive postcode out of the 4,963 postcodes in the W1K area.
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