Our Data Sources
Flat 8, 73, Onslow Gardens has no records in the the Land Registry and a single entry in the EPC database dated June 2023.
We combine this information with public data 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
The condition of a property plays an important role in determining its value, with the degree of impact varying by property type, size and location.
For Flat 8, 73, Onslow Gardens, we estimate a market value of £4,464,603 and a rental value of £11,661 per month when presented in very good decorative order. Should the property require extensive cosmetic improvement, those figures would reduce to £3,954,362 and £10,328 per month respectively.
Energy Efficiency
Flat 8, 73, Onslow Gardens has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 16 Jun 2023.
The property is connected to mains gas and has some secondary glazing. It is heated using Boiler and radiators, mains gas.
Similar Properties Sold Nearby
Over the past 2 years 3 properties similar to Flat 8, 73, Onslow Gardens have sold within a radius of 240 metres, per the Land Registry and our network of Estate Agents.
The latest, on the 13th February 2026, was Flat 5, 21, Onslow Gardens, London, SW7 3AL, a leasehold flat which sold for £3,700,000.
Read more about house prices in SW7.
- Sold Feb 2026£3,700,000 | 3 Bed FlatFlat 5, 21, Onslow Gardens, London, SW7 3ALFlat 5, 21, Onslow Gardens, London, SW7 3AL
- Sold Oct 2018£3,400,000 | 3 Bed FlatFlat 8, 78, Onslow Gardens, London, SW7 3QBFlat 8, 78, Onslow Gardens, London, SW7 3QB
- Sold May 2013£4,500,000 | 3 Bed FlatFlat 5, 22, Cranley Gardens, London, SW7 3DDFlat 5, 22, Cranley Gardens, London, SW7 3DD
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
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Location Comparison
Of the 504 addresses on Onslow Gardens, London, SW7, Flat 8, 73, Onslow Gardens comes out as the 70th largest and the 25th most expensive in our analysis of the public data.
It is also £2.14m more expensive than the average property across the SW7 district.
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Schools Nearby
- 200mOur Lady of Victories RC Primary School
- 500mBousfield Primary School
- 600mOratory Roman Catholic Primary School
- 1.2kmSt. Thomas More Language College
- 1.4kmThe London Oratory School
- 1.5kmChelsea Academy
More reading links
Public Transport Nearby
- 500mGloucester Road
- 500mSouth Kensington
- 1.0kmEarl's Court
Available Internet Speeds
Broadband here reaches superfast speeds, based on recent Ofcom data.
According to recent data from Ofcom, Superfast broadband is available in the area.
Risk of Flooding
The flood risk here is rated very low, based on Environment Agency data.
