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Get started23b is a property in Westminster, London, London (SW7 1BW). It has a recorded floor area of 91 m² (around 980 sq ft), construction records dating it to 1900-1929 and council tax band H. At 91 m² this is the 3rd smallest of 17 units on EPC record in the building, where floor areas span 54–277 m². The building's EPC ratings span E to C, with this unit at the top. The latest certificate (November 2025) shows a C (score 70). This certificate was lodged in the last six months, so the rating reflects current condition.
At 91 m² it sits well below the postcode median (219 m² across 16 EPCs), making it one of the more compact homes locally. On energy efficiency it sits in the top 10% of properties in this postcode.
23b ranks among the most efficient homes in the postcode for energy use.
23b has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£1,566,000
Modelled from EPC, postcode comparables.
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Everything we know about this property, compiled into one in-depth, downloadable report.
Detailed AI analysis
CO₂ Emissions for 23b runs comfortably ahead of the street norm.
EPC Rating
70 (C)
Street avg 62 (D)
Floor Area
91 m²
Street avg 186 m²
CO₂ Emissions
2.8 t/year
Rail-style transport is unusually close for this postcode.
Crime
10/mo
Rising year-on-year across the wider district.
Nearest stop
0.0 km
Rutland Gardens — bus stop.

Daytime· 07:00 – 23:00
55.8dB

Median price across the last 5 sales in SW7 1BW: £6,500,000 (2023–2016).
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Street avg 7.3 t/year
Habitable Rooms
4 rooms
Street avg 5 rooms
SW7 1EW
Closest school
1.0 km
Marlborough Primary School. 57 schools nearby.
Night-time· 23:00 – 07:00
48.1dB