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Get started12a Park Mansions, Park Mansions, Knightsbridge, Westminster, London, SW1X 7QS
3 sales on record
About 12a Park Mansions
A plain-English summary derived from public records, EPC certificates, sold prices and local data.
12a Park Mansions is a one-bedroom mid-terrace house in Westminster, London, London (SW1X 7QS). It has a recorded floor area of 47 m² (around 506 sq ft) and construction records dating it to 1900-1929. At 47 m² this is the 3rd 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 (November 2022) shows a C (score 70). When first surveyed in July 2012 the rating was D, the property has climbed 1 band since. Between certificates, window efficiency went from Very Poor to Average and lighting went from Poor to Very Good.
Sale prices here have outpaced London HPI: 12% per year against 0% for the wider region. Today's modelled estimate of £958,000 is 12.9% below the 2013 sale of £1,100,000, running counter to the wider postcode trend, which makes the EPC and condition history especially worth a look. On a £-per-square-foot basis, the last sale (£2,174/sq ft) was about 280.8% above the typical sold price in the postcode. At 47 m² it sits well below the postcode median (97 m² across 24 EPCs), making it one of the more compact homes locally. 1 bedrooms is on the smaller side for this postcode, where 3 is the typical count. 12 years since the last transfer (December 2013).
What this property has
Pulled from EPC certificates, claim submissions and our property model. Empty categories are hidden — we only show what's known.
Inside
- Bedrooms1
- Bathrooms1
Building
- LiftYes
- Concierge
Energy performance
Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.
Current Certificate(1 of 2)
Nov 2022
EPC Rating
A
B
C
C70
D
E
F
G
Main Heating
—
Main Fuel
Gas
Hot Water
Good
Windows
Average
CO2 Emissions
2.3 t/year
Occupancy
—
Sales history & valuation
Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.
Price for 12a Park Mansions has grown more than fourfold since the 1998 starting point.
Current estimate
See how we calculated this£958,000
Modelled from EPC, postcode comparables and a sale-price growth of 12.0% per year over 15 years.
Last sold (2013)
£1,100,000
Growth on file: 12.0% per year over 15 years.
Sales timeline
Launch offer · 33% off
The complete analysis of 12a Park Mansions, Park Mansions, Knightsbridge, Westminster, London, SW1X 7QS
Everything we know about this property, compiled into one in-depth, downloadable report.
Detailed AI analysis
An AI-written breakdown of everything that matters
Versus other Park Mansions homes
Four headline reads against 24 similar flats on this street, drawn from the latest EPC and Land Registry data.
12a Park Mansions is notably below the street on floor area.
Price per m²
£23,404
Street avg £15,637
Floor Area
47 m²
Street avg 96 m²
Habitable Rooms
3 rooms
Similar properties nearby
A handful of close matches in the same postcode area, ranked by likeness on bedrooms, type and floor area.
The neighbourhood at a glance
A condensed read of the local area. Each tile links through to the full breakdown on the London district page.
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.
Road noise across the postcode
Modelled day and night-time noise levels around SW1X 7QS from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime· 07:00 – 23:00
57.4dB
Everything within walking distance
Schools, transport stops and scenic spots near this property — 77 points of interest in total.
Common questions
The questions buyers, sellers and homeowners most often ask about 12a Park Mansions, Park Mansions, Knightsbridge, Westminster, London, SW1X 7QS. Each answer is also embedded as structured data for search engines.
