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Get startedFlat 4 is a mid-terrace house in Kensington And Chelsea, London, London (SW1X 9AE). It has a recorded floor area of 51 m² (around 549 sq ft), construction records dating it to before 1900 and council tax band D. At 51 m² this is the 7th smallest of 9 units on EPC record in the building, where floor areas span 26–52 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 67), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 78).
Sale prices here have outpaced London HPI: 6.3% per year against 0% for the wider region. Today's modelled estimate of £996,000 is 19% below the 2025 sale of £1,230,000, a rare downward gap that often correlates with deferred maintenance or unfinished works. On a £-per-square-foot basis, the last sale (£2,241/sq ft) was about 142.3% above the typical sold price in the postcode. A recent sale: £1,230,000 in July 2025.
Flat 4 has more than quadrupled in price since its earliest registered sale in 1996.
£996,000
Modelled from EPC, postcode comparables and a sale-price growth of 6.3% per year over 29 years.
£1,230,000
Growth on file: 6.3% per year over 29 years.
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On years held, Flat 4 runs well behind the street norm.
Price per m²
£24,118
Street avg £16,295
Floor Area
51 m²
Street avg 96 m²
Habitable Rooms
2 rooms
Street avg 4 rooms
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
Sloane Street / Sloane Square Station — bus stop.

Daytime· 07:00 – 23:00
58.2dB

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21 July 2025Most recent
£1,230,000
+64.0%over 1 year28 June 2024
£750,000
+248.8%over 27 years29 October 1996
£215,000
Median price across the last 5 sales in SW1X 9AE: £1,205,999 (2024–2017).
Flat 5 7 Wilbraham Place Kensington And Chelsea London
Sold May 2024
Flat 2 9 Wilbraham Place Kensington And Chelsea London
Sold Nov 2023
Flat 10 7 Wilbraham Place Kensington And Chelsea London
Sold May 2022
Flat 7 7 Wilbraham Place Kensington And Chelsea London
Sold Apr 2020
Flat 6 9 Wilbraham Place Kensington And Chelsea London
Sold Dec 2017
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

CO₂ Emissions
2.6 t/year
Street avg 4.8 t/year
SW1X 9RX
Closest school
0.1 km
Holy Trinity CofE Primary School. 54 schools nearby.
Night-time· 23:00 – 07:00
48.5dB