Our Data Sources
Flat 7, 105, Onslow Square has no records in the Land Registry and a single entry in the EPC database dated February 2015.
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
In very good condition, we estimate Flat 7, 105, Onslow Square would be worth £1,558,130, with a potential rental value of £5,622 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £1,380,058, with a rental value of £4,980 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
Energy Efficiency
Flat 7, 105, Onslow Square has an Energy Performance Rating (EPC) of C. This is based on the most recent assessment, dated 09 Feb 2015.
The property is connected to mains gas and has single glazed windows. It is heated using community scheme.
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 41 sales of comparable properties within 250 metres of Flat 7, 105, Onslow Square since 2019.
Most recently, Flat 3, 115B , Queen's Gate, London, SW7 5LP, a leasehold flat, sold at £1,850,000 on the 11th July 2025.
Read more about house prices in SW7.
- Sold Jul 2025£1,850,000 | 3 Bed FlatFlat 3, 115B , Queen's Gate, London, SW7 5LPFlat 3, 115B , Queen's Gate, London, SW7 5LP
- Sold Mar 2025£1,300,000 | 3 Bed FlatFlat 18, Melton Court, Onslow Crescent, London, SW7 3JQFlat 18, Melton Court, Onslow Crescent, London, SW7 3JQ
- Sold Oct 2024£1,895,000 | 2 Bed FlatFlat 2, 38, Onslow Gardens, London, SW7 3PYFlat 2, 38, Onslow Gardens, London, SW7 3PY
- Sold Oct 2024£1,732,000 | 2 Bed FlatFlat 1, 73, Onslow Square, London, SW7 3LSFlat 1, 73, Onslow Square, London, SW7 3LS
- Sold Oct 2024£1,450,000 | 3 Bed FlatFlat 2, 12, Sumner Place, London, SW7 3EEFlat 2, 12, Sumner Place, London, SW7 3EE
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 £2,373,908, ranging from £801,988 to £5,656,838.
- Flat 12, 105 Onslow Square
4 Bed Flat | 0 m | Est. Value: £2,621,618
- Flat 10, 105 Onslow Square
3 Bed Flat | 0 m | Est. Value: £1,569,582
- Flat 9, 105 Onslow Square
4 Bed Flat | 0 m | Est. Value: £5,656,838
- Flat 11, 105 Onslow Square
2 Bed Flat | 0 m | Est. Value: £1,336,532
- 105A Onslow Square
2 Bed Flat | 0 m | Est. Value: £1,189,127
Location Comparison
Our analysis of the public data ranks Flat 7, 105, Onslow Square as the 234th largest and the 238th most expensive of the 321 addresses on Onslow Square, London, SW7.
Against the SW7 postcode district average, it is £579k less expensive than the typical property.
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Schools Nearby
- Our Lady of Victories RC Primary School300 m away
- Oratory Roman Catholic Primary School400 m away
- Marlborough Primary School700 m away
- St. Thomas More Language College1.0 km away
- Chelsea Academy1.6 km away
- The London Oratory School1.7 km away
More reading links
Public Transport Nearby
- South Kensington|300 m away
- Gloucester Road|500 m away
- Earl's Court|1.2 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.












