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Bricks&Logic is a trading name of Urban Markets Ltd
Company No. 11113204
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VAT No. GB 287 0845 68
Registered Address: 2 Leman St, London E1 8FA
SW7 3NXHouse Prices / London, Kensington and Chelsea, Onslow Square
Last updated May 2026
Key Postcode Insights
SW7 3NX is a residential postcode situated on Onslow Square, London, SW7 with 21 addresses.
It ranks as the 266th largest and 345th most expensive of the 505 postcodes in the SW7 area. The dominant property type is a period flat built between 1800 and 1911.
The postcode contains a total of 21 properties: 21 flats.
21
Properties
- Flats
Key Postcode Insights
SW7 3NX is a residential postcode situated on Onslow Square, London, SW7 with 21 addresses.
It ranks as the 266th largest and 345th most expensive of the 505 postcodes in the SW7 area. The dominant property type is a period flat built between 1800 and 1911.
The postcode contains a total of 21 properties: 21 flats.
21
Properties
- Flats
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House Pricesin SW7 3NX
Sale prices range from £1,257,980 for 2 bedroom leasehold flats (624 ft2) to £5,563,903 for 4 bedroom leasehold flats (2,647 ft2) .
Monthly rental prices range from £3,816 pcm for 2 bed flats to £16,570 pcm for 4 bed flats.
The gross rental yield is between 3.4% and 4.3%.
The average value per square foot is £2,074.
Average Sale Value
£2,567,092
Average Rental Value
£7,559 pcm
Average Rental Yield
3.5% /year
Average Value Per Sqft
£2,074 /ft2
Sales Market Trendsin SW7 3NX
The last sale in SW7 3NX sold for £4,750,000 on 31st March 2021. Since then prices are down an average of 17.4%.
The current average value in the postcode is £2,567,092.
The SW7 3NX Sales Market has decreased by 17.7% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| April 2026 | -1.5% | £2,567,092 |
| April 2025 | -4.1% | £2,605,191 |
| April 2024 | -2.4% | £2,717,223 |
| April 2023 | -3.1% | £2,783,388 |
| April 2022 | 6.6% | £2,873,046 |
| April 2021 | -3% | £2,694,921 |
| April 2020 | 2.7% | £2,779,328 |
| April 2019 | -1.9% | £2,706,523 |
| April 2018 | -3% | £2,758,594 |
| April 2017 | -8.8% | £2,843,842 |
| April 2016 | -2.3% | £3,119,848 |
| April 2015 | 0.9% | £3,194,089 |
| April 2014 | 17.7% | £3,166,300 |
| April 2013 | 4.2% | £2,690,363 |
| April 2012 | 15.8% | £2,582,358 |
| April 2011 | 14.9% | £2,229,700 |
| April 2010 | 14% | £1,939,999 |
| April 2009 | -11.5% | £1,701,201 |
| April 2008 | 22.3% | £1,922,734 |
| April 2007 | 0% | £1,572,052 |
Rental Market Trendsin SW7 3NX
The current average rental value in the postcode is £7,559.
The SW7 3NX Rental Market has increased by 38.5% over the last 10 years.
| Period | Year on Year | Average Price |
|---|---|---|
| April 2026 | 7.8% | £7,559pcm |
| April 2025 | 4.3% | £7,013pcm |
| April 2024 | 0.9% | £6,726pcm |
| April 2023 | 13.5% | £6,669pcm |
| April 2022 | 26.7% | £5,874pcm |
| April 2021 | -11.1% | £4,638pcm |
| April 2020 | -2.1% | £5,219pcm |
| April 2019 | 3% | £5,331pcm |
| April 2018 | 1.1% | £5,176pcm |
| April 2017 | -6.2% | £5,121pcm |
| April 2016 | -2.8% | £5,458pcm |
| April 2015 | 0.4% | £5,617pcm |
| April 2014 | 1.2% | £5,595pcm |
| April 2013 | 0.1% | £5,527pcm |
| April 2012 | 4.3% | £5,519pcm |
| April 2011 | 13.8% | £5,290pcm |
| April 2010 | 10.4% | £4,650pcm |
| April 2009 | -15.4% | £4,210pcm |
| April 2008 | 10.7% | £4,979pcm |
| April 2007 | 0% | £4,497pcm |
Explore Buildingsin SW7 3NX, Onslow Square, London, SW7
Sales Historyin SW7 3NX
The last sale was on 31st March 2021 for £4,750,000 and since then the market in the area has decreased by 17.4%. The postcode has had a total of 16 sales since 1995.
SW7 3NX has seen no sales in the last three years and no sales in the last twelve months.
Sold Mar 2021£4,750,000 | 2 Bed Flat46, Onslow SquareFlat 4, 46, Onslow Square, London, SW7 3NX
Sold Oct 2018£2,650,000 | 3 Bed Flat52, Onslow SquareFlat 2, 52, Onslow Square, London, SW7 3NX
Sold Jun 2016£4,140,000 | 3 Bed Flat44, Onslow SquareFlat 2, 44, Onslow Square, London, SW7 3NX
Sold Feb 2016£2,550,000 | 3 Bed Flat46, Onslow SquareFlat 1, 46, Onslow Square, London, SW7 3NX
Sold Aug 2015£1,330,000 | 2 Bed Flat46, Onslow SquareFlat 7, 46, Onslow Square, London, SW7 3NX
Sold Mar 2015£3,250,000 | 3 Bed Flat52, Onslow SquareFlat 5, 52, Onslow Square, London, SW7 3NX
Sold Feb 2015£3,100,000 | 3 Bed Flat52, Onslow SquareFlat 4, 52, Onslow Square, London, SW7 3NX
Sold Jun 2009£1,250,000 | 2 Bed Flat52, Onslow SquareFlat 3, 52, Onslow Square, London, SW7 3NX
Sold Jul 2007£975,000 | 2 Bed Flat46, Onslow SquareFlat 7, 46, Onslow Square, London, SW7 3NX
Sold Mar 2007£1,360,000 | 3 Bed Flat46, Onslow SquareFlat 1, 46, Onslow Square, London, SW7 3NX
Sold Jun 2004£1,800,000 | 2 Bed Flat52, Onslow SquareFlat 6, 52, Onslow Square, London, SW7 3NX
Sold May 2004£1,975,000 | 4 Bed Flat46, Onslow SquareFlat 2, 46, Onslow Square, London, SW7 3NX
Sold Feb 2003£775,000 | 3 Bed Flat52, Onslow SquareFlat 4, 52, Onslow Square, London, SW7 3NX
Sold Nov 1998£840,000 | 4 Bed Flat46, Onslow SquareFlat 5, 46, Onslow Square, London, SW7 3NX
Sold Feb 1998£425,000 | 3 Bed Flat52, Onslow SquareFlat 1, 52, Onslow Square, London, SW7 3NX
Sold Apr 1995£207,500 | 2 Bed Flat46, Onslow SquareFlat 7, 46, Onslow Square, London, SW7 3NX
Nearby Postcodesto SW7 3NX
SW7 3NX is the 266th largest and the 345th most expensive postcode out of the 505 postcodes in the SW7 area.
- 67 mSW7 3LT, Onslow Square, London, SW7SW7 3LT26 Addresses
- 88 mSW7 3LS, Onslow Square, London, SW7SW7 3LS26 Addresses
- 92 mSW7 3NS, Onslow Square, London, SW7SW7 3NS30 Addresses
- 97 mSW7 3LU, Onslow Square, London, SW7SW7 3LU30 Addresses
- 101 mSW7 3EF, Sumner Place Mews, London, SW7SW7 3EF4 Addresses
- 105 mSW7 3AA, Onslow Mews East, London, SW7SW7 3AA7 Addresses
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Property Typesin SW7 3NX
- 21 period flats built between 1800 and 1911
- period flat (21)
Energy Efficiencyof properties in SW7 3NX
- Energy Performance Certificate (EPC) surveys conducted for 10 properties.
- The dominant rating is D.
- A (0)
- E (0)
- B (0)
- F (0)
- C (4)
- G (0)
- D (6)
- No EPC (11)
Top 3 Most Expensive Saleson Onslow Square
Schools Nearbyto SW7 3NX
The nearest primary school to SW7 3NX is Our Lady of Victories RC Primary School which is 341 metres away.
- 341mOur Lady of Victories RC Primary School
- 355mOratory Roman Catholic Primary School
- 613mMarlborough Primary School
The nearest secondary school is St. Thomas More Language College which is 883 metres away.
- 883mSt. Thomas More Language College
- 1.6kmChelsea Academy
- 1.7kmThe London Oratory School
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Public Transport Nearbyto SW7 3NX
The closest station to SW7 3NX is South Kensington station which is 300 metres away.
- 257mSouth Kensington
- 609mGloucester Road
- 1.2kmKnightsbridge
- 1.3kmSloane Square