NW3 4JN is a residential postcode situated on Belsize Park Gardens, London, NW3 with 46 addresses.
It ranks as the 1020th largest and 469th most expensive of the 1,185 postcodes in the NW3 area. The dominant property type is a period flat built between 1800 and 1911.
The postcode contains a total of 46 properties: 46 flats.
NW3 4JN is a residential postcode situated on Belsize Park Gardens, London, NW3 with 46 addresses.
It ranks as the 1020th largest and 469th most expensive of the 1,185 postcodes in the NW3 area. The dominant property type is a period flat built between 1800 and 1911.
The postcode contains a total of 46 properties: 46 flats.
Sale prices range from £392,818 for 1 bedroom leasehold flats with a garden (505 ft2) to £2,138,822 for 4 bedroom leasehold flats with a garden (1,550 ft2) .
Monthly rental prices range from £1,776 pcm for 1 bed flats to £5,865 pcm for 4 bed flats.
The gross rental yield is between 3.3% and 5.5%.
The average value per square foot is £1,005.
The last sale in NW3 4JN sold for £1,530,000 on 4th April 2025. Since then prices are down an average of 0.4%.
The current average value in the postcode is £902,021.
The NW3 4JN Sales Market has decreased by 5.9% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| April 2026 | -0.4% | £902,021 |
| April 2025 | -0.7% | £905,870 |
| April 2024 | -1.8% | £912,704 |
| April 2023 | 1% | £929,597 |
| April 2022 | 2.4% | £920,298 |
| April 2021 | 0.8% | £898,291 |
| April 2020 | 0.5% | £891,452 |
| April 2019 | -0.5% | £887,157 |
| April 2018 | -5% | £891,435 |
| April 2017 | -2.1% | £938,544 |
| April 2016 | 2.9% | £958,618 |
| April 2015 | 4.7% | £931,732 |
| April 2014 | 14.3% | £890,256 |
| April 2013 | 9% | £778,925 |
| April 2012 | 11.7% | £714,816 |
| April 2011 | 2.7% | £639,708 |
| April 2010 | 17.7% | £622,730 |
| April 2009 | -14.2% | £529,204 |
| April 2008 | 17.2% | £616,992 |
| April 2007 | 0% | £526,321 |
The current average rental value in the postcode is £3,377.
The NW3 4JN Rental Market has increased by 37.4% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| April 2026 | 5.3% | £3,377pcm |
| April 2025 | 2.7% | £3,207pcm |
| April 2024 | 3% | £3,123pcm |
| April 2023 | 11.3% | £3,031pcm |
| April 2022 | 17.2% | £2,724pcm |
| April 2021 | -8.7% | £2,324pcm |
| April 2020 | 3.6% | £2,546pcm |
| April 2019 | 2.9% | £2,457pcm |
| April 2018 | -1.3% | £2,388pcm |
| April 2017 | -1.6% | £2,420pcm |
| April 2016 | 0.6% | £2,458pcm |
| April 2015 | 4% | £2,443pcm |
| April 2014 | -1% | £2,350pcm |
| April 2013 | -0.8% | £2,374pcm |
| April 2012 | 5.3% | £2,393pcm |
| April 2011 | 10% | £2,272pcm |
| April 2010 | 7.1% | £2,065pcm |
| April 2009 | -12.5% | £1,928pcm |
| April 2008 | 11% | £2,205pcm |
| April 2007 | 0% | £1,986pcm |
The last sale was on 4th April 2025 for £1,530,000 and since then the market in the area has decreased by 0.4%. The postcode has had a total of 29 sales since 1995.
NW3 4JN has seen 7 sales in the last three years and no sales in the last twelve months.
NW3 4JN is the 1020th largest and the 469th most expensive postcode out of the 1,185 postcodes in the NW3 area.
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