18, Belsize Square - NW3 4HT
Key Building Insights
18, Belsize Square is a residential building situated on Belsize Square, London, NW3 with 4 addresses.
It ranks as the 1712th largest and 2972nd most expensive of the 3,593 buildings in the NW3 area. The most common property type is a period flat built between 1800 and 1911.
The building contains a total of 4 properties: 3 flats and 1 other property.
- Ave. Sale Price
- £1,317,692
- 10 Year change
- down 8.1%
- Ave. Rental Price
- £4,342pcm
- 10 Year change
- up 40.5%
- Ave. £ per ft²
- £1,147/ft²
- Ave. Gross Yield
- 4.0%/year/yr
Key Building Insights
18, Belsize Square is a residential building situated on Belsize Square, London, NW3 with 4 addresses.
It ranks as the 1712th largest and 2972nd most expensive of the 3,593 buildings in the NW3 area. The most common property type is a period flat built between 1800 and 1911.
The building contains a total of 4 properties: 3 flats and 1 other property.
- Ave. Sale Price
- £1,317,692
- 10 Year change
- down 8.1%
- Ave. Rental Price
- £4,342pcm
- 10 Year change
- up 40.5%
- Ave. £ per ft²
- £1,147/ft²
- Ave. Gross Yield
- 4.0%/year/yr
Explore Properties on Belsize Square, London, NW3
- Flat 1, 18 Belsize Square
3 Bed Period Flat
- Flat 2, 18 Belsize Square
Period Flat
- Flat 3, 18 Belsize Square
3 Bed Period Flat
- 18A Belsize Square
3 Bed Period Flat
Sales Market Trends
The last sale in 18, Belsize Square sold for £1,490,000 on 2nd December 2019. Since then prices are down an average of 1.3%.
The current average value in the building is £1,317,692.
The 18, Belsize Square Sales Market has decreased by 8.1% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| June 2026 | -3.3% | £1,317,692 |
| June 2025 | -0.7% | £1,362,483 |
| June 2024 | -1.5% | £1,372,565 |
| June 2023 | 0.6% | £1,392,958 |
| June 2022 | 2.7% | £1,384,775 |
| June 2021 | 0.3% | £1,348,207 |
| June 2020 | 0.2% | £1,343,578 |
| June 2019 | -0.1% | £1,341,411 |
| June 2018 | -2.7% | £1,343,365 |
| June 2017 | -3.7% | £1,380,787 |
| June 2016 | 0.5% | £1,433,603 |
| June 2015 | 2.4% | £1,426,538 |
| June 2014 | 14.9% | £1,393,566 |
| June 2013 | 7.4% | £1,213,163 |
| June 2012 | 11.4% | £1,129,089 |
| June 2011 | 4.9% | £1,013,766 |
| June 2010 | 23% | £966,868 |
| June 2009 | -12.4% | £785,866 |
| June 2008 | 10.1% | £896,668 |
| June 2007 | 0% | £814,310 |
Rental Market Trends
The current average rental value in the building is £4,342.
The 18, Belsize Square Rental Market has increased by 40.5% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| June 2026 | 5.4% | £4,342pcm |
| June 2025 | 2.8% | £4,118pcm |
| June 2024 | 3.4% | £4,008pcm |
| June 2023 | 10.1% | £3,876pcm |
| June 2022 | 18% | £3,519pcm |
| June 2021 | -6.4% | £2,981pcm |
| June 2020 | 0.5% | £3,184pcm |
| June 2019 | 3.6% | £3,169pcm |
| June 2018 | 0.7% | £3,059pcm |
| June 2017 | -1.7% | £3,038pcm |
| June 2016 | -1.9% | £3,090pcm |
| June 2015 | 2.2% | £3,151pcm |
| June 2014 | 0.2% | £3,082pcm |
| June 2013 | -1.8% | £3,077pcm |
| June 2012 | 3.9% | £3,135pcm |
| June 2011 | 10.5% | £3,017pcm |
| June 2010 | 13.2% | £2,731pcm |
| June 2009 | -13.2% | £2,411pcm |
| June 2008 | 9.5% | £2,779pcm |
| June 2007 | 0% | £2,538pcm |
Sales History
The last recorded sale was on 2nd December 2019 for £1,490,000 and since then the market in the area has decreased by 1.3%.
18, Belsize Square, London, NW3 4HT has had 3 sales since 1995, none of them in the last three years.
- Sold Dec 2019£1,490,000 | 3 Bed Flat18A, Belsize Square, London, NW3 4HT18A, Belsize Square, London, NW3 4HT
- Sold Jan 2015£1,960,000 | 3 Bed FlatFlat 3, 18, Belsize Square, London, NW3 4HTFlat 3, 18, Belsize Square, London, NW3 4HT
- Sold Jun 2006£625,000 | 3 Bed FlatFlat 3, 18, Belsize Square, London, NW3 4HTFlat 3, 18, Belsize Square, London, NW3 4HT
Property Types
- 3 period flats built between 1800 and 1911
- 1 other address of unknown type
- period flat (3)
- Unknown (1)
Energy Efficiency
- Energy Performance Certificate (EPC) surveys have been conducted for 3 properties.
- The most common rating is C.
- A (0)
- E (0)
- B (0)
- F (0)
- C (2)
- G (0)
- D (1)
- No EPC (1)
Top 3 Most Expensive Sales
- Sold Jul 2015£5,800,000 | 6 Bed House49, Belsize Square, London, NW3 4HN49, Belsize Square, London, NW3 4HN
- Sold Jan 2021£5,600,000 | 6 Bed House19, Belsize Square, London, NW3 4HT19, Belsize Square, London, NW3 4HT
- Sold Dec 2009£5,000,000 | 6 Bed House1, Belsize Square, London, NW3 4HT1, Belsize Square, London, NW3 4HT
Schools Nearby
- Holy Trinity CofE Primary School, NW3500 m away
- Rosary Catholic Primary School600 m away
- St Paul's Church of England Primary School800 m away
- The UCL Academy600 m away
- Harris Academy St John's Wood1.1 km away
- Haverstock School1.2 km away
More reading links
Public Transport Nearby
The closest station to 18, Belsize Square, London, NW3 4HT is Swiss Cottage station, which is 500 metres away.
- Swiss Cottage|500 m away
- Belsize Park|600 m away
- Finchley Road|600 m away
- South Hampstead|800 m away
