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Get started23 Park Mansions is a mid-terrace house in Westminster, London, London (SW1X 7QS). It has a recorded floor area of 49 m² (around 527 sq ft) and construction records dating it to 1900-1929. At 49 m² this is the 4th smallest of 25 units on EPC record in the building, where floor areas span 41–183 m². The building's EPC ratings span F to C, with this unit at the top. The latest certificate (April 2015) shows a C (score 69), just inside the C band. The recommended improvements would push it to B (score 81). The latest certificate is from April 2015, so improvements made since then won't be reflected.
Sale prices here have outpaced London HPI: 21.1% per year against 0% for the wider region. Today's modelled estimate of £986,000 is 32% below the 2016 sale of £1,450,000, below the original sale price, which typically signals condition or completion-status changes worth verifying. On a £-per-square-foot basis, the last sale (£2,749/sq ft) was about 408.7% above the typical sold price in the postcode. At 49 m² it sits well below the postcode median (97 m² across 24 EPCs), making it one of the more compact homes locally. Last sold in March 2016, so it's been off the market for around 10 years. Across the public record there are 4 sales, relatively high churn for a single property.
23 Park Mansions's EPC is over a decade old — improvements since won't be reflected.
This certificate is over 10 years old and is no longer valid.Expired 21 Apr 2025
23 Park Mansions has more than quadrupled in price since its earliest registered sale in 2002.
£986,000
Modelled from EPC, postcode comparables and a sale-price growth of 21.1% per year over 14 years.
£1,450,000
Growth on file: 21.1% per year over 14 years.
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Price per m² for 23 Park Mansions runs comfortably ahead of the street norm.
Price per m²
£29,592
Street avg £15,328
Floor Area
49 m²
Street avg 96 m²
Habitable Rooms
2 rooms
Rail-style transport is unusually close for this postcode.
Crime
5/mo
Rising year-on-year across the wider district.
Nearest stop
0.0 km
Knightsbridge Station / Harrods — bus stop.

Daytime· 07:00 – 23:00
57.4dB

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31 March 2016Most recent
£1,450,000
+35.9%over 9 months30 June 2015
£1,067,000
+899.9%over 9 years28 July 2005
£106,708
22 August 2002
£106,708
Median price across the last 5 sales in SW1X 7QS: £1,700,000 (2024–2020).
19 Park Mansions Park Mansions Knightsbridge Westminster London
Sold Oct 2024
5 Park Mansions Park Mansions Knightsbridge Westminster London
Sold Dec 2023
1 Park Mansions Park Mansions Knightsbridge Westminster London
Sold Aug 2023
11 Park Mansions Park Mansions Knightsbridge Westminster London
Sold Mar 2020
2 Park Mansions Park Mansions Knightsbridge Westminster London
Sold Nov 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

Street avg 3 rooms
CO₂ Emissions
2.3 t/year
Street avg 3.5 t/year
SW1X 7AL
Closest school
1.0 km
Holy Trinity CofE Primary School. 47 schools nearby.
Night-time· 23:00 – 07:00
49.7dB