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Get startedBasil Mansions, Flat 8, Basil Street, Kensington And Chelsea, London, SW3 1AP
EPC B
About Basil Mansions
A plain-English summary derived from public records, EPC certificates, sold prices and local data.
Basil Mansions is a three-bedroom property in Kensington And Chelsea, London, London (SW3 1AP). It has a recorded floor area of 173 m² (around 1862 sq ft), construction records dating it to 1900-1929 and council tax band G. The latest certificate (July 2025) returns a B (score 82), comfortably above the UK average. At 173 m² this is the 10th smallest of 22 units on EPC record in Basil Mansions, where floor areas span 20–245 m². The building's EPC ratings span F to B, with this unit at the top. On EPC score it ranks first in the building (82 versus a worst of 37).
Untraded for 26 years, with the last transfer in February 2000. Only one transfer is on record with HM Land Registry, suggesting it has stayed in the same hands for a long time. On energy efficiency it sits in the top 10% of properties in this postcode. Today's modelled estimate of £2,394,000 sits 286.1% above the 2000 sale of £620,000. On a £-per-square-foot basis, the last sale (£333/sq ft) was about 62% below the postcode norm.
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
- Bedrooms3
- Bathrooms4
- Open-plan layoutYes
- Dining roomYes
Energy performance
Every EPC certificate filed against this property — current rating, recorded improvements, and where there's headroom to reach a higher band.
Basil Mansions ranks among the most efficient homes in the postcode for energy use.
EPC Rating
A
B
B82
C
D
E
F
G
Main Heating
—
Main Fuel
Gas
Hot Water
Average
Windows
Poor
CO2 Emissions
2.6 t/year
Occupancy
Owner Occupied
Sales history & valuation
Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.
Basil Mansions's estimated value is more than triple its earliest registered sale price (2000).
Current estimate
See how we calculated this£2,394,000
Modelled from EPC, postcode comparables.
Last sold (2000)
£620,000
Recorded with HM Land Registry.
Sales timeline
Full property reportLaunch offer · 33% off
The complete analysis of Basil Mansions, Flat 8, Basil Street, Kensington And Chelsea, London, SW3 1AP
Everything we know about this property, compiled into one in-depth, downloadable report.
Versus other Basil Street homes
Four headline reads against 21 similar flats on this street, drawn from the latest EPC and Land Registry data.
Basil Mansions outperforms the street on epc rating by a wide margin.
Price per m²
£3,584
Street avg £15,204
Floor Area
173 m²
Street avg 148 m²
Habitable Rooms
4 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
9/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Sloane Street / Knightsbridge Station — bus stop.
Road noise across the postcode
Modelled day and night-time noise levels around SW3 1AP from Defra's strategic mapping. The pin marks this postcode's centroid.
Daytime· 07:00 – 23:00
58.2dB
Everything within walking distance
Schools, transport stops and scenic spots near this property — 81 points of interest in total.
Common questions
The questions buyers, sellers and homeowners most often ask about Basil Mansions, Flat 8, Basil Street, Kensington And Chelsea, London, SW3 1AP. Each answer is also embedded as structured data for search engines.