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Get started8 Thornbury Square is a semi-detached house in Islington, London, London (N6 5YN). It has a recorded floor area of 135 m² (around 1453 sq ft), construction records dating it to 1983-1990 and council tax band G. The latest certificate (June 2025) shows a D (score 61), on the cusp of jumping into the C band. Earlier certificates rated it C (September 2014); the latest reading is one band lower. Between certificates, lighting went from Very Poor to Very Good; while roof efficiency dropped from Good to Average. The recommended improvements would push it to C (score 73).
It lags the bulk of the postcode on energy efficiency (less efficient than 75% of similar EPCs).
8 Thornbury Square's carbon output runs well above what efficient homes in the postcode produce.
8 Thornbury Square has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£1,506,000
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.
On epc rating, 8 Thornbury Square runs well behind the street norm.
EPC Rating
61 (D)
Street avg 70 (C)
Floor Area
135 m²
Street avg 148 m²
CO₂ Emissions
6.0 t/year
Rail-style transport is unusually close for this postcode.
Crime
7/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Cromwell Avenue (N6) — bus stop.

Daytime· 07:00 – 23:00
53.8dB

Changes detected from historical EPC data
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
Median price across the last 5 sales in N6 5YN: £1,075,000 (2022–2011).
Street avg 4.7 t/year
Habitable Rooms
6 rooms
Street avg 6 rooms
N6 5SU
Closest school
0.1 km
St Aloysius' College. 65 schools nearby.
Night-time· 23:00 – 07:00
44.1dB