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Get startedFlat 4 is a mid-terrace house in London (SW1X 9RX). It has a recorded floor area of 126 m² (around 1356 sq ft), construction records dating it to before 1900 and council tax band H. At 126 m² this is the 4th smallest of 5 units on EPC record in the building, where floor areas span 57–181 m². The building's EPC ratings span D to C, with this unit at the bottom. The latest certificate (January 2024) shows a D (score 63), on the cusp of jumping into the C band. The recommended improvements would lift it to B (score 83), a 2-band jump.
At 126 m² it's 21.7% smaller than the typical home in the postcode (161 m² median across 23 EPCs).
Recommended upgrades on file would lift this property by multiple EPC bands.
Flat 4 has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£3,036,000
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.
Everything we know about this property, compiled into one in-depth, downloadable report.
Detailed AI analysis
An AI-written breakdown of everything that matters
On epc rating, Flat 4 runs well behind the street norm.
EPC Rating
63 (D)
Street avg 69 (C)
Floor Area
126 m²
Street avg 175 m²
CO₂ Emissions
5.0 t/year
Street avg 5.7 t/year
Rail-style transport is unusually close for this postcode.
Crime
5/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Pont Street — bus stop.

Daytime· 07:00 – 23:00
59.3dB

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Median price across the last 5 sales in SW1X 9RX: £5,250,000 (2025–2016).
Flat 1 37 Cadogan Place London
Sold Apr 2025
39 Cadogan Place Kensington And Chelsea London
Sold Apr 2023
Flat 2 37 Cadogan Place London
Sold Sept 2022
34 35 Third Floor Flat Cadogan Place London
Sold Dec 2012
36 Cadogan Place Kensington And Chelsea London
Sold Nov 2007
Detailed EPC data
Full energy ratings, history and recommendations
Full planning history
Every application and decision on record
Plus much more
Comparable sales, transport, crime, schools and more

Habitable Rooms
3 rooms
Street avg 4 rooms
SW1X 9RX
Closest school
0.4 km
Holy Trinity CofE Primary School. 55 schools nearby.
Night-time· 23:00 – 07:00
49.6dB