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Get started23 Brunswick Gardens is a five-bedroom mid-terrace house in Kensington And Chelsea, London, London (W8 4AW). It has a recorded floor area of 280 m² (around 3014 sq ft), construction records dating it to before 1900 and council tax band H. The latest certificate (January 2026) shows a C (score 69), just inside the C band. When first surveyed in October 2008 the rating was E, the property has climbed 2 bands since. Between certificates, window efficiency went from Poor to Average, hot-water efficiency went from Average to Good and lighting went from Very Poor to Good. This certificate was lodged in the last six months, so the rating reflects current condition. Period features are noted in the property record.
Sale prices here have outpaced London HPI: 5.5% per year against 0% for the wider region. Today's modelled estimate of £5,689,000 is 26.4% above the 2019 sale price. On a £-per-square-foot basis, the last sale (£1,493/sq ft) was about 195.4% above the typical sold price in the postcode. At 280 m² the property is well over the postcode median (73 m² across 13 EPCs), placing it in the larger end of the local stock. 5 bedrooms is on the larger side for this postcode, where 3 is the typical count. 5 planning records sit against the property, 3 approved, 2 refused. Past consents include an extension and new windows, meaningful when judging how the property has evolved. Last sale on file: £4,500,000 in July 2019.
23 Brunswick Gardens's carbon output runs well above what efficient homes in the postcode produce.
A a rear extension application was refused at 23 Brunswick Gardens in 2023.
Extension: Rear of property
Rear garden extension at lower ground level
23 Brunswick Gardens has more than doubled in price since the earliest registered sale in 2000.
£5,689,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.5% per year over 19 years.
£4,500,000
Growth on file: 5.5% per year over 19 years.
On co₂ emissions, 23 Brunswick Gardens stands well clear of the street.
Price per m²
£16,071
Street avg £13,622
Floor Area
280 m²
Street avg 309 m²
Habitable Rooms
10 rooms
Rail-style transport is unusually close for this postcode.
Crime
9/mo
Rising year-on-year across the wider district.
Nearest stop
0.0 km
Sheffield Terrace — bus stop.

Daytime· 07:00 – 23:00
56.5dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water system upgraded
More low energy lighting installed
Windows upgraded, improving insulation
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Extension: Rear of property
Construction of extension at rear lower ground level.
3 more applications for this property
Join to see all planning history.
12 July 2019Most recent
£4,500,000
+64.2%over 10 years2 July 2009
£2,740,000
+66.1%over 8 years18 August 2000
£1,650,000
Median price across the last 5 sales in W8 4AW: £950,000 (2024–2017).
21 Brunswick Gardens Kensington And Chelsea London
Sold Dec 2024
27 Brunswick Gardens Kensington And Chelsea London
Sold Apr 2024
21a Brunswick Gardens Kensington And Chelsea London
Sold Nov 2023
21b Brunswick Gardens Kensington And Chelsea London
Sold Nov 2020
49 Brunswick Gardens Kensington And Chelsea London
Sold Dec 2007
Street avg 10 rooms
CO₂ Emissions
7.5 t/year
Street avg 11.5 t/year
W8 4JG
Closest school
0.2 km
Fox Primary School. 81 schools nearby.
Night-time· 23:00 – 07:00
48.0dB
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