Our Data Sources
Flat 3, 48, Onslow Gardens has no records in the Land Registry and a single entry in the EPC database dated April 2021.
We combine this information with public data of neighbouring properties to estimate the property attributes and values.
The local information is scored as 3 out of 5 and is considered of medium 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 3, 48, Onslow Gardens, we estimate a market value of £4,018,660 and a rental value of £12,193 per month when presented in very good decorative order. Should the property require extensive cosmetic improvement, those figures would reduce to £3,559,384 and £10,800 per month respectively.
Energy Efficiency
Flat 3, 48, Onslow Gardens has an Energy Performance Rating (EPC) of D. This is based on the most recent assessment, dated 16 Apr 2021.
The property is connected to mains gas and has full secondary glazing. It is heated using a boiler and radiators (mains gas).
Similar Properties Sold Nearby
Since 2013 7 properties similar to Flat 3, 48, Onslow Gardens have sold within a radius of 240 metres, per the Land Registry and our network of Estate Agents.
The latest, on the 25th July 2025, was Flat 1, 42, Onslow Gardens, London, SW7 3PY, a leasehold flat which sold for £3,000,000.
Read more about house prices in SW7.
- Sold Jul 2025£3,000,000 | 4 Bed FlatFlat 1, 42, Onslow Gardens, London, SW7 3PYFlat 1, 42, Onslow Gardens, London, SW7 3PY
- Sold Mar 2021£4,250,000 | 4 Bed Flat33, Onslow Gardens, London, SW7 3AQ33, Onslow Gardens, London, SW7 3AQ
- Sold Oct 2018£3,400,000 | 4 Bed FlatFlat 8, 78, Onslow Gardens, London, SW7 3QBFlat 8, 78, Onslow Gardens, London, SW7 3QB
- Sold Dec 2017£3,050,000 | 4 Bed FlatFlat 1, 35, Onslow Gardens, London, SW7 3PYFlat 1, 35, Onslow Gardens, London, SW7 3PY
- Sold Apr 2015£4,250,000 | 4 Bed FlatFlat 7, 81, Onslow Square, London, SW7 3LTFlat 7, 81, Onslow Square, London, SW7 3LT
Nearby is defined as the radius comprising the nearest 2,000 addresses.
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Explore Nearby Properties
The surrounding properties have an average estimated value of £1,391,766, ranging from £580,002 to £2,653,584.
- Flat 1, 48 Onslow Gardens
3 Bed Flat | 0 m | Est. Value: £2,057,115
- Flat 2, 48 Onslow Gardens
2 Bed Flat | 0 m | Est. Value: £1,796,278
- Flat 3, 47 Onslow Gardens
2 Bed Flat | 16 m | Est. Value: £1,046,505
- Flat 4, 47 Onslow Gardens
2 Bed Flat | 16 m | Est. Value: £1,138,761
- Flat 1, 47 Onslow Gardens
4 Bed Flat | 16 m | Est. Value: £2,653,584
Location Comparison
Of the 504 addresses on Onslow Gardens, London, SW7, Flat 3, 48, Onslow Gardens comes out as the 33rd largest and the 28th most expensive in our analysis of the public data.
It is also £1.765m more expensive than the average property across the SW7 district.
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Schools Nearby
- Our Lady of Victories RC Primary School200 m away
- Oratory Roman Catholic Primary School500 m away
- Bousfield Primary School600 m away
- St. Thomas More Language College1.1 km away
- The London Oratory School1.6 km away
- Chelsea Academy1.6 km away
More reading links
Public Transport Nearby
- South Kensington|400 m away
- Gloucester Road|500 m away
- Earl's Court|1.1 km away
Available Internet Speeds
Broadband here reaches ultrafast speeds, based on recent Ofcom data.
According to recent data from Ofcom, Ultrafast Broadband available in this area.
Risk of Flooding
The flood risk here is rated Very Low, based on Environment Agency data.
