Our Data Sources
Flat 7, 55, Onslow Square has a single entry in the Land Registry from May 2014 and a single entry in the EPC database dated July 2023.
We combine this information with that of neighbouring properties to estimate the property attributes and values.
The local information is scored as 1 out of 5 and is considered of low accuracy.
Price Range & Condition
In very good condition, we estimate Flat 7, 55, Onslow Square would be worth £5,147,329, with a potential rental value of £14,118 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £4,559,063, with a rental value of £12,505 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
Energy Efficiency
Flat 7, 55, Onslow Square has an Energy Performance Rating (EPC) of E. This is based on the most recent assessment, dated 17 Jul 2023.
The property is connected to mains gas and has partial double glazing. It is heated using community scheme.
Sold Prices
Flat 7, 55, Onslow Square last changed hands on 30th May 2014, selling for £3,150,000. The transaction was logged as a leasehold flat by HM Land Registry.
That is its only recorded sale since 1995.
The market for similar properties has dropped by 40.0% since May 2014.
- Sold May 2014£3,150,000
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 4 sales of comparable properties within 270 metres of Flat 7, 55, Onslow Square since 2011.
Most recently, Flat 2, 69, Onslow Square, London, SW7 3LS, a leasehold flat, sold at £5,000,000 on the 14th June 2024.
Read more about house prices in SW7.
- Sold Jun 2024£5,000,000 | 3 Bed FlatFlat 2, 69, Onslow Square, London, SW7 3LSFlat 2, 69, Onslow Square, London, SW7 3LS
- Sold Jul 2014£2,900,000 | 4 Bed FlatFlat 6, 69, Onslow Square, London, SW7 3LSFlat 6, 69, Onslow Square, London, SW7 3LS
- Sold Mar 2012£2,825,000 | 3 Bed FlatFlat 1, 69, Onslow Square, London, SW7 3LSFlat 1, 69, Onslow Square, London, SW7 3LS
- Sold Sep 2011£4,490,000 | 3 Bed FlatFlat 2, 55, Onslow Square, London, SW7 3LRFlat 2, 55, Onslow Square, London, SW7 3LR
Nearby is defined as the radius comprising the nearest 2,000 addresses.
More reading links
Explore Nearby Properties
The surrounding properties have an average estimated value of £3,655,605, ranging from £1,059,965 to £7,927,484.
- Flat 6, 55 Onslow Square
4 Bed Flat | 0 m | Est. Value: £5,835,421
- Flat 2, 55 Onslow Square
3 Bed Flat | 0 m | Est. Value: £4,974,282
- Flat 5, 55 Onslow Square
4 Bed Flat | 0 m | Est. Value: £7,927,484
- Flat 3, 55 Onslow Square
4 Bed Flat | 0 m | Est. Value: £7,159,078
- 53 Onslow Square
3 Bed Flat | 7 m | Est. Value: £2,854,372
Location Comparison
Our analysis of the public data ranks Flat 7, 55, Onslow Square as the 66th largest and the 16th most expensive of the 321 addresses on Onslow Square, London, SW7.
Against the SW7 postcode district average, it is £2.84m more expensive than the typical property.
More reading links
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 Academy1.8 km away
- The London Oratory School1.9 km away
More reading links
Public Transport Nearby
- South Kensington|100 m away
- Gloucester Road|600 m away
- Knightsbridge|1.1 km away
Available Internet Speeds
Ofcom's latest figures show ultrafast broadband available in this area.
According to recent data from Ofcom, Ultrafast Broadband available in this area.
Risk of Flooding
Environment Agency data suggests this area has a Very Low risk of flooding.












