27, Onslow Square - SW7 3NH
Key Building Insights
27, Onslow Square is a residential building situated on Onslow Square, London, SW7 with 23 addresses.
It ranks as the 1174th largest and 725th most expensive of the 1,226 buildings in the SW7 area. The most common property type is a mid-century flat built between 1936 and 1979.
The building contains a total of 23 properties: 22 flats and 1 other property.
- Ave. Sale Price
- £1,273,279
- 10 Year change
- down 19.9%
- Ave. Rental Price
- £5,208pcm
- 10 Year change
- up 36.0%
- Ave. £ per ft²
- £1,328/ft²
- Ave. Gross Yield
- 4.9%/year/yr
Key Building Insights
27, Onslow Square is a residential building situated on Onslow Square, London, SW7 with 23 addresses.
It ranks as the 1174th largest and 725th most expensive of the 1,226 buildings in the SW7 area. The most common property type is a mid-century flat built between 1936 and 1979.
The building contains a total of 23 properties: 22 flats and 1 other property.
- Ave. Sale Price
- £1,273,279
- 10 Year change
- down 19.9%
- Ave. Rental Price
- £5,208pcm
- 10 Year change
- up 36.0%
- Ave. £ per ft²
- £1,328/ft²
- Ave. Gross Yield
- 4.9%/year/yr
Explore Properties on Onslow Square, London, SW7
- Flat 1, 27 Onslow Square
2 Bed Mid-century Flat
- Flat 2, 27 Onslow Square
2 Bed Mid-century Flat
- Flat 3, 27 Onslow Square
2 Bed Mid-century Flat
- Flat 4, 27 Onslow Square
2 Bed Mid-century Flat
- Flat 5, 27 Onslow Square
3 Bed Mid-century Flat
Sales Market Trends
The last sale in 27, Onslow Square sold for £275,000 on 12th November 2024. Since then prices are down an average of 7.1%.
The current average value in the building is £1,273,279.
The 27, Onslow Square Sales Market has decreased by 19.9% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| July 2026 | -3.4% | £1,273,279 |
| July 2025 | -4% | £1,318,390 |
| July 2024 | -4.3% | £1,373,441 |
| July 2023 | -3.4% | £1,435,808 |
| July 2022 | 3.9% | £1,485,750 |
| July 2021 | -1% | £1,430,025 |
| July 2020 | 2.6% | £1,443,854 |
| July 2019 | -1.4% | £1,407,944 |
| July 2018 | -4% | £1,428,613 |
| July 2017 | -6.3% | £1,488,904 |
| July 2016 | -3.4% | £1,588,962 |
| July 2015 | -0.8% | £1,645,443 |
| July 2014 | 14.1% | £1,658,570 |
| July 2013 | 5.9% | £1,453,526 |
| July 2012 | 13.9% | £1,372,294 |
| July 2011 | 14.5% | £1,205,007 |
| July 2010 | 15.4% | £1,052,552 |
| July 2009 | -4.3% | £912,090 |
| July 2008 | 6% | £952,868 |
| July 2007 | 0% | £899,047 |
Rental Market Trends
The current average rental value in the building is £5,208.
The 27, Onslow Square Rental Market has increased by 36.0% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| July 2026 | 6.6% | £5,208pcm |
| July 2025 | 3.1% | £4,885pcm |
| July 2024 | 0.5% | £4,740pcm |
| July 2023 | 10.3% | £4,715pcm |
| July 2022 | 22.9% | £4,276pcm |
| July 2021 | -1.7% | £3,479pcm |
| July 2020 | -8.3% | £3,538pcm |
| July 2019 | 3% | £3,859pcm |
| July 2018 | 2.1% | £3,747pcm |
| July 2017 | -4.1% | £3,671pcm |
| July 2016 | -4.6% | £3,828pcm |
| July 2015 | 1.6% | £4,013pcm |
| July 2014 | 0% | £3,949pcm |
| July 2013 | 1% | £3,948pcm |
| July 2012 | 1.3% | £3,910pcm |
| July 2011 | 8.8% | £3,860pcm |
| July 2010 | 16.7% | £3,548pcm |
| July 2009 | -11.7% | £3,041pcm |
| July 2008 | 3% | £3,444pcm |
| July 2007 | 0% | £3,344pcm |
Sales History
The last recorded sale was on 12th November 2024 for £275,000 and since then the market in the area has decreased by 7.1%.
27, Onslow Square, London, SW7 3NH has had 3 sales since 1995, with 3 in the last three years and none in the last twelve months.
- Sold Nov 2024£275,000 | 2 Bed FlatFlat 16, 27, Onslow Square, London, SW7 3NHFlat 16, 27, Onslow Square, London, SW7 3NH
- Sold Apr 2024£1,400,000 | 2 Bed FlatFlat 12, 27, Onslow Square, London, SW7 3NHFlat 12, 27, Onslow Square, London, SW7 3NH
- Sold Feb 2024£1,493,500 | 2 Bed FlatFlat 14, 27, Onslow Square, London, SW7 3NHFlat 14, 27, Onslow Square, London, SW7 3NH
Property Types
- 22 mid-century flats built between 1936 and 1979
- 1 other address of unknown type
- mid-century flat (22)
- Unknown (1)
Energy Efficiency
- Energy Performance Certificate (EPC) surveys have been conducted for 22 properties.
- The most common rating is C.
- A (0)
- E (1)
- B (1)
- F (0)
- C (14)
- G (0)
- D (6)
- No EPC (1)
Top 3 Most Expensive Sales
- Sold Sep 2022£17,000,000 | 1 Bed Flat57, Onslow Square, London, SW7 3LR57, Onslow Square, London, SW7 3LR
- Sold Dec 2017£7,550,000 | 4 Bed FlatFlat 3, 32, Onslow Square, London, SW7 3NSFlat 3, 32, Onslow Square, London, SW7 3NS
- Sold May 2020£6,700,000 | 2 Bed FlatFlat 2, 38, Onslow Square, London, SW7 3NSFlat 2, 38, Onslow Square, London, SW7 3NS
Schools Nearby
- Oratory Roman Catholic Primary School400 m away
- Our Lady of Victories RC Primary School400 m away
- Marlborough Primary School500 m away
- St. Thomas More Language College800 m away
- Chelsea Academy1.9 km away
- The London Oratory School1.9 km away
More reading links
Public Transport Nearby
The closest station to 27, Onslow Square, London, SW7 3NH is South Kensington station, which is 100 metres away.
- South Kensington|100 m away
- Gloucester Road|700 m away
- Knightsbridge|1.0 km away
- Sloane Square|1.1 km away
