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Get started40a is a mid-terrace house in Kensington And Chelsea, London, London (W8 4AL). It has a recorded floor area of 56 m² (around 603 sq ft) and construction records dating it to before 1900. At 56 m² this is the smallest unit on EPC record across the building (56–329 m²). The building's EPC ratings span G to C, with this unit at the top. The latest certificate (December 2020) shows a C (score 71). The rating has held steady at C across 2 certificates since August 2012. Between certificates, wall efficiency dropped from Good to Very Poor and window efficiency dropped from Average to Very Poor.
One historical planning record sits against the property in 2007.
Erection of a garden building within the rear garden.
40a has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£806,000
Modelled from EPC, postcode comparables.
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
CO₂ Emissions for 40a runs comfortably ahead of the street norm.
EPC Rating
71 (C)
Street avg 63 (D)
Floor Area
56 m²
Street avg 63 m²
CO₂ Emissions
2.0 t/year
Street avg 2.9 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
Sheffield Terrace — bus stop.

Daytime· 07:00 – 23:00
56.8dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
Median price across the last 5 sales in W8 4AL: £1,450,000 (2025–2018).
Flat 4 30 Brunswick Gardens London
Sold Aug 2025
40c Brunswick Gardens London
Sold Dec 2023
24a Brunswick Gardens Kensington And Chelsea London
Sold Mar 2020
32 Brunswick Gardens Kensington And Chelsea London
Sold Mar 2019
26c Brunswick Gardens London
Sold Jun 2018
Habitable Rooms
2 rooms
Street avg 3 rooms
W8 4LS
Closest school
0.3 km
Fox Primary School. 84 schools nearby.
Night-time· 23:00 – 07:00
48.6dB