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Get startedBasil Mansions, Flat 4, Basil Street, Kensington And Chelsea, London, SW3 1AP
About Basil Mansions
A plain-English summary derived from public records, EPC certificates, sold prices and local data.
Basil Mansions is a four-bedroom mid-terrace house in Kensington And Chelsea, London, London (SW3 1AP). It has a recorded floor area of 199 m² (around 2142 sq ft), construction records dating it to 1900-1929 and council tax band F. At 199 m² this is the 15th 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 across 22 units on file. The latest certificate (June 2015) shows a C (score 72). The recommended improvements would push it to B (score 86). The latest certificate is from June 2015, so improvements made since then won't be reflected.
It hasn't traded since January 2004, a hold of 22 years that's notably long for the area. Sale prices here have outpaced London HPI: 13.8% per year against 0% for the wider region. Today's modelled estimate of £3,317,000 sits 76.9% above the 2004 sale of £1,875,000.
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
- Bedrooms4
- Bathrooms3
- 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's EPC is over a decade old — improvements since won't be reflected.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 10 Jun 2025
Sales history & valuation
Recorded transactions, our model's current estimate, and a quick read on what neighbouring properties have sold for.
Basil Mansions has more than doubled in price since the earliest registered sale in 1995.
Current estimate
See how we calculated this£3,317,000
Modelled from EPC, postcode comparables and a sale-price growth of 13.8% per year over 8 years.
Last sold (2004)
£1,875,000
Growth on file: 13.8% per year over 8 years.
Sales timeline
Full property reportLaunch offer · 33% off
The complete analysis of Basil Mansions, Flat 4, 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.
On years held, Basil Mansions stands well clear of the street.
Price per m²
£9,422
Street avg £14,861
Floor Area
199 m²
Street avg 147 m²
Habitable Rooms
5 rooms
Street avg 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 4, Basil Street, Kensington And Chelsea, London, SW3 1AP. Each answer is also embedded as structured data for search engines.