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Get started3 Brompton Square is a five-bedroom mid-terrace house in Kensington And Chelsea, London, London (SW3 2AA). It has a recorded floor area of 272 m² (around 2928 sq ft), construction records dating it to before 1900 and council tax band H. The latest certificate (February 2016) shows a D (score 63), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since January 2013. Between certificates, wall efficiency went from Very Poor to Average, roof efficiency went from Very Poor to Average and window efficiency went from Poor to Good. The recommended improvements would push it to C (score 69). Main heating runs on electricity: electricity, unspecified tariff. The latest certificate is from February 2016, so improvements made since then won't be reflected. Other recorded features include a basement.
Sale prices here have outpaced London HPI: 4.3% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£2,118/sq ft) was about 138.5% above the typical sold price in the postcode. 19 planning records sit against the property, 17 approved, 2 refused. Past consents include an extension, a basement excavation, solar panel installation and a conservatory, meaningful when judging how the property has evolved. The record references listed-building consent, which constrain future alterations. Most recent transfer: July 2022 at £6,200,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend. 5 bedrooms is on the larger side for this postcode, where 3 is the typical count.
3 Brompton Square's carbon output runs well above what efficient homes in the postcode produce.
This certificate is over 10 years old and is no longer valid.Expired 19 Feb 2026
3 Brompton Square has 6 separate extension applications on the council record.
Details required by condition (6) (Applicable EcoHomes Standards) of planning permission 13/07518 (Excavation and provision of an underground extension beneath part of the rear garden area together with new roof-lights at garden level, extension at lower ground floor level with raised terrace and stairs above, replacement conservatory at first floor level, alterations to windows, insertion of new roof-light to rear roof slope and associated internal alterations to property.)
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£5,603,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.3% per year over 9 years.
£6,200,000
Growth on file: 4.3% per year over 9 years.
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Years Held for 3 Brompton Square lags the street by a wide margin.
Price per m²
£22,794
Street avg £16,286
Floor Area
272 m²
Street avg 267 m²
CO₂ Emissions
6.3 t/year
Rail-style transport is unusually close for this postcode.
Crime
9/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Brompton Square — bus stop.

Daytime· 07:00 – 23:00
58.4dB

Changes detected from historical EPC data
Heat pump installed, significantly improving energy efficiency
Changed to a more efficient fuel source
Heating controls upgraded for better temperature management
Window efficiency improved
Wall insulation improved
Roof insulation improved
Are we missing something? Tell us about home improvements to help adjust your valuation.
Details required by condition 3 (Details of the existing and replacement satellite dish including, size, scale and dimensions.) of listed building consent 15/00512 (Installation of 2 outdoor cooling and heating units to rear garden, internal comfort cooling including heating units and replacement satellite dish to rear roof.)
17 more applications for this property
Join to see all planning history.
22 July 2022Most recent
£6,200,000
+44.2%over 8 years31 October 2013
£4,300,000
Median price across the last 5 sales in SW3 2AA: £4,950,000 (2021–2015).
4 Brompton Square Kensington And Chelsea London
Sold Sept 2021
9 Brompton Square Kensington And Chelsea London
Sold Jul 2018
13 Brompton Square Kensington And Chelsea London
Sold Nov 2015
6 Brompton Square Kensington And Chelsea London
Sold Nov 2015
7 Brompton Square Kensington And Chelsea London
Sold Jul 2015
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Street avg 11.2 t/year
Years Held
4 years
Street avg 14 years
SW3 2EA
Closest school
0.6 km
Marlborough Primary School. 54 schools nearby.
Night-time· 23:00 – 07:00
48.3dB