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Get started18 Bywater Street is a mid-terrace house in Kensington And Chelsea, London, London (SW3 4XD). It has a recorded floor area of 116 m² (around 1249 sq ft), construction records dating it to before 1900 and council tax band H. The latest certificate (August 2025) shows an E (score 44), well below the UK norm with real room to improve. The recommended improvements would lift it to C (score 74), a 2-band jump.
It lags the bulk of the postcode on energy efficiency (less efficient than 80% of similar EPCs).
18 Bywater Street's carbon output runs well above what efficient homes in the postcode produce.
18 Bywater Street has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£2,625,000
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.
18 Bywater Street is notably below the street on epc rating.
EPC Rating
44 (E)
Street avg 57 (D)
Floor Area
116 m²
Street avg 137 m²
CO₂ Emissions
6.5 t/year
Street avg 6.1 t/year
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
Walpole Street — bus stop.

Daytime· 07:00 – 23:00
56.6dB

Median price across the last 5 sales in SW3 4XD: £3,050,000 (2023–2013).
11 Bywater Street Kensington And Chelsea London
Sold Oct 2023
19 Bywater Street Kensington And Chelsea London
Sold May 2021
9 Bywater Street Kensington And Chelsea London
Sold Dec 2020
10 Bywater Street Kensington And Chelsea London
Sold May 2014
20 Bywater Street Kensington And Chelsea London
Sold Jul 2013
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Habitable Rooms
4 rooms
Street avg 5 rooms
SW3 4RD
Closest school
0.3 km
Marlborough Primary School. 53 schools nearby.
Night-time· 23:00 – 07:00
46.9dB