18, John Spencer Square - N1 2LZ
Key Building Insights
18, John Spencer Square is a residential building situated on John Spencer Square, London, N1 with 8 addresses.
It ranks as the 4156th largest and 3903rd most expensive of the 5,067 buildings in the N1 area. The most common property type is a mid-century flat built between 1936 and 1979.
The building contains a total of 8 properties: 7 flats and 1 other property.
- Ave. Sale Price
- £795,558
- 10 Year change
- down 3.4%
- Ave. Rental Price
- £3,688pcm
- 10 Year change
- up 37.8%
- Ave. £ per ft²
- £995/ft²
- Ave. Gross Yield
- 5.6%/year/yr
Key Building Insights
18, John Spencer Square is a residential building situated on John Spencer Square, London, N1 with 8 addresses.
It ranks as the 4156th largest and 3903rd most expensive of the 5,067 buildings in the N1 area. The most common property type is a mid-century flat built between 1936 and 1979.
The building contains a total of 8 properties: 7 flats and 1 other property.
- Ave. Sale Price
- £795,558
- 10 Year change
- down 3.4%
- Ave. Rental Price
- £3,688pcm
- 10 Year change
- up 37.8%
- Ave. £ per ft²
- £995/ft²
- Ave. Gross Yield
- 5.6%/year/yr
Sales Market Trends
The last sale in 18, John Spencer Square sold for £800,000 on 28th February 2025. Since then prices are down an average of 0.5%.
The current average value in the building is £795,558.
The 18, John Spencer Square Sales Market has decreased by 3.4% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| July 2026 | -1.4% | £795,558 |
| July 2025 | 1.1% | £807,135 |
| July 2024 | 1.2% | £798,688 |
| July 2023 | -0.7% | £789,589 |
| July 2022 | 2.6% | £795,526 |
| July 2021 | -1.7% | £775,450 |
| July 2020 | 2.2% | £789,095 |
| July 2019 | -0.9% | £772,279 |
| July 2018 | -3.3% | £779,580 |
| July 2017 | -2.1% | £806,461 |
| July 2016 | 2.9% | £823,869 |
| July 2015 | 5.4% | £800,355 |
| July 2014 | 19.6% | £759,689 |
| July 2013 | 9.3% | £635,065 |
| July 2012 | 11% | £581,034 |
| July 2011 | 4.2% | £523,495 |
| July 2010 | 13.1% | £502,604 |
| July 2009 | -7.2% | £444,289 |
| July 2008 | 3.5% | £478,566 |
| July 2007 | 0% | £462,281 |
Rental Market Trends
The current average rental value in the building is £3,688.
The 18, John Spencer Square Rental Market has increased by 37.8% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| July 2026 | 5.8% | £3,688pcm |
| July 2025 | 3.3% | £3,487pcm |
| July 2024 | 5.4% | £3,375pcm |
| July 2023 | 10.8% | £3,204pcm |
| July 2022 | 18.8% | £2,890pcm |
| July 2021 | -5.7% | £2,433pcm |
| July 2020 | -3.5% | £2,580pcm |
| July 2019 | 1.9% | £2,673pcm |
| July 2018 | 1.5% | £2,622pcm |
| July 2017 | -3.4% | £2,584pcm |
| July 2016 | -1.7% | £2,676pcm |
| July 2015 | 3.2% | £2,721pcm |
| July 2014 | 4.1% | £2,637pcm |
| July 2013 | -3.3% | £2,534pcm |
| July 2012 | 5.6% | £2,620pcm |
| July 2011 | 10.8% | £2,480pcm |
| July 2010 | 11.4% | £2,238pcm |
| July 2009 | -9.9% | £2,008pcm |
| July 2008 | 9% | £2,230pcm |
| July 2007 | 0% | £2,046pcm |
Sales History
The last recorded sale was on 28th February 2025 for £800,000 and since then the market in the area has decreased by 0.5%.
18, John Spencer Square, London, N1 2LZ has had 3 sales since 1995, with 1 in the last three years and none in the last twelve months.
- Sold Feb 2025£800,000 | 2 Bed FlatFlat H, 18, John Spencer Square, London, N1 2LZFlat H, 18, John Spencer Square, London, N1 2LZ
- Sold Oct 2022£730,000 | 2 Bed FlatFlat E, 18, John Spencer Square, London, N1 2LZFlat E, 18, John Spencer Square, London, N1 2LZ
- Sold Apr 2017£800,000 | 3 Bed FlatFlat C, 18, John Spencer Square, London, N1 2LZFlat C, 18, John Spencer Square, London, N1 2LZ
Property Types
- 7 mid-century flats built between 1936 and 1979
- 1 other address of unknown type
- mid-century flat (7)
- Unknown (1)
Energy Efficiency
- Energy Performance Certificate (EPC) surveys have been conducted for 7 properties.
- The most common rating is D.
- A (0)
- E (0)
- B (0)
- F (0)
- C (3)
- G (0)
- D (4)
- No EPC (1)
Top 3 Most Expensive Sales
- Sold Nov 2009£4,170,000 | 2 Bed FlatFlat D, 14, John Spencer Square, London, N1 2LZFlat D, 14, John Spencer Square, London, N1 2LZ
- Sold Mar 2025£1,950,000 | 4 Bed House8, John Spencer Square, London, N1 2LZ8, John Spencer Square, London, N1 2LZ
- Sold Jun 2021£1,210,000 | 3 Bed House6, John Spencer Square, London, N1 2LZ6, John Spencer Square, London, N1 2LZ
Schools Nearby
- Canonbury Primary School200 m away
- Laycock Primary School400 m away
- William Tyndale Primary School500 m away
- City of London Academy Highbury Grove400 m away
- Highbury Fields School800 m away
- City of London Academy Islington1.1 km away
More reading links
Public Transport Nearby
The closest station to 18, John Spencer Square, London, N1 2LZ is Highbury & Islington station, which is 200 metres away.
- Highbury & Islington|200 m away
- Canonbury|500 m away
