Our Data Sources
Flat 9, 51, Onslow Square has been updated by Bellfords International. This data along with public information allows us to provide estimates for both this and neighbouring properties.
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 9, 51, Onslow Square, we estimate a market value of £1,731,278 and a rental value of £6,184 per month when presented in very good decorative order. Should the property require extensive cosmetic improvement, those figures would reduce to £1,533,417 and £5,477 per month respectively.
Sold Prices
The most recent sale of Flat 9, 51, Onslow Square completed on 6th June 2007 at £950,000 and was recorded by HM Land Registry as a leasehold flat.
Since 1995 the property has sold twice.
Values of comparable properties have risen by 29.3% over the period since June 2007.
- Sold Jun 2007£950,000
- Sold Jun 2001£385,000
Similar Properties Sold Nearby
Since 2007 14 properties similar to Flat 9, 51, Onslow Square have sold within a radius of 270 metres, per the Land Registry and our network of Estate Agents.
The latest, on the 6th March 2024, was Flat 1, 24, Onslow Square, London, SW7 3NS, a leasehold flat which sold for £1,730,000.
Read more about house prices in SW7.
- Sold Mar 2024£1,730,000 | 2 Bed FlatFlat 1, 24, Onslow Square, London, SW7 3NSFlat 1, 24, Onslow Square, London, SW7 3NS
- Sold Mar 2021£1,700,000 | 2 Bed FlatFlat 3, 24, Onslow Square, London, SW7 3NSFlat 3, 24, Onslow Square, London, SW7 3NS
- Sold May 2020£6,700,000 | 2 Bed FlatFlat 2, 38, Onslow Square, London, SW7 3NSFlat 2, 38, Onslow Square, London, SW7 3NS
- Sold Aug 2019£1,100,000 | 2 Bed Flat74, Rose Square, London, SW3 6RS74, Rose Square, London, SW3 6RS
- Sold May 2019£1,550,000 | 2 Bed Flat71, Rose Square, London, SW3 6RS71, Rose Square, London, SW3 6RS
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 £4,041,336, ranging from £1,059,965 to £7,927,484.
- Flat 5, 51 Onslow Square
2 Bed Flat | 0 m | Est. Value: £1,717,543
- Flat 6, 51 Onslow Square
3 Bed Flat | 0 m | Est. Value: £3,198,082
- Flat 4, 51 Onslow Square
3 Bed Flat | 0 m | Est. Value: £3,222,769
- Basement
1 Bed Flat | 2 m | Est. Value: £1,059,965
- 53 Onslow Square
3 Bed Flat | 7 m | Est. Value: £2,854,372
Location Comparison
Of the 321 addresses on Onslow Square, London, SW7, Flat 9, 51, Onslow Square comes out as the 255th largest and the 209th most expensive in our analysis of the public data.
It is also £414k less expensive than the average property across the SW7 district.
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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
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.












