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Bricks&Logic is a trading name of Urban Markets Ltd
Company No. 11113204
  | Â
VAT No. GB 287 0845 68
Registered Address: 2 Leman St, London E1 8FA
89, Onslow Square, London, SW7 3LT
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89 Onslow SquareHouse Prices / London, Kensington and Chelsea, Onslow Square, SW7 3LT
Last updated May 2026
Key Building Insights
89 Onslow Square is a residential building situated on Onslow Square, London, SW7 with 11 addresses.
It ranks as the 1021st largest and 1037th most expensive of the 1,228 buildings in the SW7 area.
The building contains a total of 11 properties: 11 flats.
11
Properties
- Flats
Key Building Insights
89 Onslow Square is a residential building situated on Onslow Square, London, SW7 with 11 addresses.
It ranks as the 1021st largest and 1037th most expensive of the 1,228 buildings in the SW7 area.
The building contains a total of 11 properties: 11 flats.
11
Properties
- Flats
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House Pricesin 89 Onslow Square
Sale prices range from £1,580,723 for 2 bedroom leasehold flats (893 ft2) to £2,215,202 for 3 bedroom leasehold flats (1,216 ft2) .
Monthly rental prices range from £5,168 pcm for 2 bed flats to £7,191 pcm for 3 bed flats.
The gross rental yield is between 3.9% and 3.9%.
The average value per square foot is £1,819.
Average Sale Value
£2,019,750
Average Rental Value
£6,585 pcm
Average Rental Yield
3.9% /year
Average Value Per Sqft
£1,819 /ft2
Sales Market Trendsin 89 Onslow Square
The last sale in 89 Onslow Square sold for £2,600,000 on 3rd October 2023. Since then prices are down an average of 9.0%.
The current average value in the building is £2,019,750.
The 89 Onslow Square Sales Market has decreased by 18.0% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| April 2026 | -1.6% | £2,019,750 |
| April 2025 | -4.1% | £2,052,305 |
| April 2024 | -2.5% | £2,139,433 |
| April 2023 | -2.8% | £2,194,697 |
| April 2022 | 6.7% | £2,258,006 |
| April 2021 | -3.1% | £2,116,774 |
| April 2020 | 2.3% | £2,183,879 |
| April 2019 | -1.7% | £2,133,791 |
| April 2018 | -3% | £2,169,995 |
| April 2017 | -9.2% | £2,237,497 |
| April 2016 | -2.2% | £2,464,373 |
| April 2015 | 0.2% | £2,519,011 |
| April 2014 | 18.3% | £2,514,796 |
| April 2013 | 4.2% | £2,126,295 |
| April 2012 | 15.9% | £2,040,721 |
| April 2011 | 14.7% | £1,761,229 |
| April 2010 | 14.4% | £1,535,073 |
| April 2009 | -11.2% | £1,341,544 |
| April 2008 | 22.4% | £1,510,414 |
| April 2007 | 0% | £1,234,187 |
Rental Market Trendsin 89 Onslow Square
The current average rental value in the building is £6,585.
The 89 Onslow Square Rental Market has increased by 37.9% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| April 2026 | 7.6% | £6,585pcm |
| April 2025 | 4.3% | £6,118pcm |
| April 2024 | 0.7% | £5,864pcm |
| April 2023 | 13.9% | £5,823pcm |
| April 2022 | 26.7% | £5,112pcm |
| April 2021 | -11.2% | £4,034pcm |
| April 2020 | -2.4% | £4,541pcm |
| April 2019 | 3.2% | £4,654pcm |
| April 2018 | 1.1% | £4,509pcm |
| April 2017 | -6.5% | £4,462pcm |
| April 2016 | -2.7% | £4,774pcm |
| April 2015 | -0.3% | £4,905pcm |
| April 2014 | 1.7% | £4,921pcm |
| April 2013 | 0.1% | £4,837pcm |
| April 2012 | 4.4% | £4,830pcm |
| April 2011 | 13.6% | £4,627pcm |
| April 2010 | 10.8% | £4,074pcm |
| April 2009 | -15.1% | £3,676pcm |
| April 2008 | 10.8% | £4,331pcm |
| April 2007 | 0% | £3,909pcm |
Explore Propertiesin 89, Onslow Square, London, SW7 3LT
- Flat 1, 89, Onslow Square, London, SW7 3LT
- Flat 2, 89, Onslow Square, London, SW7 3LT2 bed flat
- Flat 3, 89, Onslow Square, London, SW7 3LT3 bed flat
- Flat 4, 89, Onslow Square, London, SW7 3LT3 bed period flat
- Flat 5, 89, Onslow Square, London, SW7 3LT3 bed flat
- Flat 6, 89, Onslow Square, London, SW7 3LT3 bed period flat
- Flat 7, 89, Onslow Square, London, SW7 3LT2 bed flat
- Flat 8, 89, Onslow Square, London, SW7 3LT
- Flat 9, 89, Onslow Square, London, SW7 3LT
- Flat 10, 89, Onslow Square, London, SW7 3LT3 bed period flat
- Flat 11, 89, Onslow Square, London, SW7 3LT3 bed period flat
Sales Historyin 89, Onslow Square, London, SW7 3LT
The last sale was on 3rd October 2023 for £2,600,000 and since then the market in the area has decreased by 9.0%. The building has had a total of 12 sales since 1995.
89, Onslow Square, London, SW7 3LT has seen 1 sale in the last three years and no sales in the last twelve months.
Sold Oct 2023£2,600,000 | 3 Bed Flat89, Onslow SquareFlat 6, 89, Onslow Square, London, SW7 3LT
Sold Jan 2021£2,450,000 | 3 Bed Flat89, Onslow SquareFlat 4, 89, Onslow Square, London, SW7 3LT
Sold Mar 2017£2,500,000 | 2 Bed Flat89, Onslow SquareFlat 2, 89, Onslow Square, London, SW7 3LT
Sold Mar 2013£1,850,000 | 2 Bed Flat89, Onslow SquareFlat 7, 89, Onslow Square, London, SW7 3LT
Sold Aug 2011£675,000 | 2 Bed Flat89, Onslow SquareFlat 2, 89, Onslow Square, London, SW7 3LT
Sold Jan 2011£2,250,000 | 3 Bed Flat89, Onslow SquareFlat 3, 89, Onslow Square, London, SW7 3LT
Sold Nov 2007£2,110,000 | 3 Bed Flat89, Onslow SquareFlat 6, 89, Onslow Square, London, SW7 3LT
Sold Mar 2007£1,685,000 | 3 Bed Flat89, Onslow SquareFlat 5, 89, Onslow Square, London, SW7 3LT
Sold Dec 2003£1,100,000 | 3 Bed Flat89, Onslow SquareFlat 8, 89, Onslow Square, London, SW7 3LT
Sold Jan 2002£790,000 | 3 Bed Flat89, Onslow SquareFlat 3, 89, Onslow Square, London, SW7 3LT
Sold Feb 2000£490,000 | 2 Bed Flat89, Onslow SquareFlat 2, 89, Onslow Square, London, SW7 3LT
Sold Nov 1996£560,000 | 3 Bed Flat89, Onslow SquareFlat 8, 89, Onslow Square, London, SW7 3LT
Property Typesin 89 Onslow Square
- 4 period flats built between 1800 and 1911
- 4 flats of an unknown age
- 3 other addresses of unknown type
- period flat (4)
- flat (4)
- Unknown (3)
Energy Efficiencyof properties in 89 Onslow Square
- Energy Performance Certificate (EPC) surveys conducted for 4 properties.
- The dominant rating is C.
- A (0)
- E (0)
- B (0)
- F (0)
- C (2)
- G (0)
- D (2)
- No EPC (7)
Top 3 Most Expensive Saleson Onslow Square, London, SW7
Schools Nearbyto 89, Onslow Square, London, SW7 3LT
The nearest primary school to 89, Onslow Square, London, SW7 3LT is Our Lady of Victories RC Primary School which is 278 metres away.
- 278mOur Lady of Victories RC Primary School
- 423mOratory Roman Catholic Primary School
- 657mMarlborough Primary School
The nearest secondary school is St. Thomas More Language College which is 927 metres away.
- 927mSt. Thomas More Language College
- 1.7kmChelsea Academy
- 1.7kmThe London Oratory School
More reading links
Public Transport Nearbyto 89, Onslow Square, London, SW7 3LT
The closest station to 89, Onslow Square, London, SW7 3LT is South Kensington station which is 200 metres away.
- 225mSouth Kensington
- 542mGloucester Road
- 1.2kmEarl's Court
- 1.2kmKnightsbridge
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