Our Data Sources
42, Carlyle Square has no recent1 records in the the Land Registry and a single entry in the EPC database dated November 2012.
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 42, Carlyle Square would be worth £9,980,838, with a potential rental value of £26,555 per month.
If substantial cosmetic improvements are needed, the estimated sale value falls to £8,840,171, with a rental value of £23,520 per month.
The extent to which decoration affects a property's value depends on its type, size and location.
Plot Size
42, Carlyle Square occupies a 246 m2 plot as recorded by HM Land Registry.
Of the 16 other houses in this postcode, 11 have recorded plot sizes, and this one ranks as the 2nd largest.
Energy Efficiency
42, Carlyle Square has an Energy Performance Rating (EPC) of E. This is based on the most recent assessment, dated 26 Nov 2012.
The property is not connected to mains gas and has some double glazing. It is heated using Boiler and radiators, mains gas.
Sold Prices
42, Carlyle Square last changed hands on 16th December 1996, selling for £1,100,000. The transaction was logged as a freehold house by HM Land Registry.
That is its only recorded sale since 1995.
- Sold Dec 1996£1,100,000
Similar Properties Sold Nearby
Land Registry records and our Estate Agent network show 16 sales of comparable properties within 310 metres of 42, Carlyle Square across the last 2 years.
Most recently, 131, Old Church Street, London, SW3 6EB, a freehold house, sold at £11,100,000 on the 15th August 2025.
Read more about house prices in SW3.
- Sold Aug 2025£11,100,000 | 6 Bed House131, Old Church Street, London, SW3 6EB131, Old Church Street, London, SW3 6EB
- Sold Oct 2024£11,950,000 | 6 Bed House14, The Vale, London, SW3 6AH14, The Vale, London, SW3 6AH
- Sold Jul 2022£10,250,000 | 6 Bed House24, Mallord Street, London, SW3 6DU24, Mallord Street, London, SW3 6DU
•Nearby is defined as the radius comprising the nearest 2,000 addresses.
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Location Comparison
Our analysis of the public data ranks 42, Carlyle Square as the 6th largest and the 11th most expensive of the 44 addresses on Carlyle Square, London, SW3.
Against the SW3 postcode district average, it is £7.426m more expensive than the typical property.
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Schools Nearby
- Park Walk Primary School400 m away
- Oratory Roman Catholic Primary School500 m away
- Christ Church CofE Primary School600 m away
- St. Thomas More Language College1.0 km away
- Chelsea Academy1.2 km away
- Saint John Bosco College1.3 km away
More reading links
Public Transport Nearby
- South Kensington|800 m away
- Gloucester Road|1.1 km away
- Sloane Square|1.3 km away
Available Internet Speeds
Ofcom's latest figures show superfast broadband available in this area.
According to recent data from Ofcom, Superfast Broadband is available in the area.
Risk of Flooding
Environment Agency data suggests this area has a Very Low risk of flooding.












