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Get started5 De Beauvoir Square is a four-bedroom semi-detached house in Hackney, London, London (N1 4LG). It has a recorded floor area of 148 m² (around 1593 sq ft), construction records dating it to before 1900 and council tax band G. The latest certificate (May 2021) shows an E (score 50), well below the UK norm with real room to improve. The recommended improvements would lift it to B (score 82), a 3-band jump. Other recorded features include a balcony and notable views.
9 planning records sit against the property, 6 approved, 3 refused. Past consents include an extension, partial demolition and tree works, meaningful when judging how the property has evolved. On a £-per-square-foot basis, the last sale (£1,193/sq ft) was about 26.9% above the typical sold price in the postcode. At 148 m² it's 15.8% smaller than the typical home in the postcode (176 m² median across 5 EPCs). Most recent transfer: June 2021 at £1,900,000. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
5 De Beauvoir Square's carbon output runs well above what efficient homes in the postcode produce.
A partial demolition application was refused at 5 De Beauvoir Square in 2022.
Submission of details pursuant to condition, 3 ( Structural report ), 5( Materials), 6 a( Windows & doors) b (Green roof) attached to planning permission 2022/1207 dated 23/08/2022
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£2,075,000
Modelled from EPC, postcode comparables.
£1,900,000
Recorded with HM Land Registry.
Price per m² for 5 De Beauvoir Square runs comfortably ahead of the street norm.
Price per m²
£12,838
Street avg £9,994
Floor Area
148 m²
Street avg 165 m²
Habitable Rooms
8 rooms
Rail-style transport is unusually close for this postcode.
Crime
10/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Englefield Road/ Mortimer Road — bus stop.

Daytime· 07:00 – 23:00
56.9dB

Extension: Side and rear of property
Demolition of existing rear extension and roof terrace and construction of a single-storey side and rear extension at semi-basement level . Internal alterations at semi-basement level.
7 more applications for this property
Join to see all planning history.
25 June 2021Most recent
£1,900,000
Median price across the last 5 sales in N1 4LG: £1,425,000 (2023–2012).
Street avg 6 rooms
CO₂ Emissions
7.8 t/year
Street avg 9.9 t/year
N1 4RH
Closest school
0.4 km
Our Lady and St Joseph Catholic Primary School. 110 schools nearby.
Night-time· 23:00 – 07:00
45.6dB
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