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Get startedBasement Flat is a mid-terrace house in Islington, London, London (N16 9DB). It has a recorded floor area of 125 m² (around 1345 sq ft) and construction records dating it to before 1900. The latest certificate (November 2025) shows a D (score 63), on the cusp of jumping into the C band. When first surveyed in June 2009 the rating was E, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Poor and lighting went from Very Poor to Very Good; while window efficiency dropped from Poor to Very Poor. The recommended improvements would push it to C (score 75). This certificate was lodged in the last six months, so the rating reflects current condition.
Sale prices here have outpaced London HPI: 8.7% per year against 0% for the wider region. Today's modelled estimate of £934,000 is 30.6% above the 2014 sale price. On a £-per-square-foot basis, the last sale (£531/sq ft) was about 21.1% above the typical sold price in the postcode. At 125 m² the property is well over the postcode median (73 m² across 22 EPCs), placing it in the larger end of the local stock. Last changed hands 12 years ago, in March 2014.
The EPC has just been inspected, so the rating reflects current condition.
Sale price has at least doubled since 2001.
£934,000
Modelled from EPC, postcode comparables and a sale-price growth of 8.7% per year over 13 years.
£715,000
Growth on file: 8.7% per year over 13 years.
Basement Flat is notably below the street on co₂ emissions.
Price per m²
£5,720
Street avg £6,338
Floor Area
125 m²
Street avg 82 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
Reported crime in the wider district is trending notably upward year-on-year.
Crime
10/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Stoke Newington Church Street — bus stop.

Daytime· 07:00 – 23:00
53.5dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
More low energy lighting installed
Heating controls changed
Single glazing replaced with double or better glazing
Wall insulation improved
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
4 March 2014Most recent
£715,000
+64.8%over 4 years26 February 2010
£433,750
+74.2%over 8 years28 June 2001
£248,950
Median price across the last 5 sales in N16 9DB: £875,000 (2025–2019).
CO₂ Emissions
4.6 t/year
Street avg 2.9 t/year
N16 9PA
Closest school
0.4 km
St Joan of Arc RC Primary School. 98 schools nearby.
Night-time· 23:00 – 07:00
43.1dB
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