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Get startedFirst & Second Floor Flat is a mid-terrace house in London (SW1X 9RX). It has a recorded floor area of 97 m² (around 1044 sq ft) and construction records dating it to before 1900. The latest certificate (July 2024) shows a D (score 67), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since March 2009. Between certificates, lighting went from Very Poor to Average; while hot-water efficiency dropped from Very Good to Good and main heating dropped from Very Good to Good. The recommended improvements would push it to C (score 80).
At 97 m² it sits well below the postcode median (161 m² across 23 EPCs), making it one of the more compact homes locally. One historical planning record sits against the property in 2008.
Internal alterations to existing flat at 1st and 2nd floor levels, including reinstatement of original features.
First & Second Floor Flat has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£1,348,000
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.
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On floor area, First & Second Floor Flat runs well behind the street norm.
EPC Rating
67 (D)
Street avg 69 (C)
Floor Area
97 m²
Street avg 176 m²
CO₂ Emissions
3.4 t/year
Street avg 5.8 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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Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water efficiency decreased
More low energy lighting installed
Ventilation system changed
Are we missing something? Tell us about home improvements to help adjust your valuation.
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
4 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