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Get started21 Claremont Close is a semi-detached house in Islington, London, London (N1 9LT). It has a recorded floor area of 62 m² (around 667 sq ft), construction records dating it to 1930-1949 and council tax band C. The latest certificate (April 2016) shows an E (score 54), well below the UK norm with real room to improve. Earlier certificates rated it D (October 2011); the latest reading is one band lower. Between certificates, lighting went from Very Poor to Average; while window efficiency dropped from Good to Average. The recommended improvements would push it to D (score 64). The latest certificate is from April 2016, so improvements made since then won't be reflected. At 62 m² this is the 10th smallest of 15 units on EPC record in the building, where floor areas span 54–75 m². The building's EPC ratings span F to C across 15 units on file.
It lags the bulk of the postcode on energy efficiency (less efficient than 79% of similar EPCs).
This certificate is over 10 years old and is no longer valid.Expired 20 Apr 2026
21 Claremont Close has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£498,000
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.
21 Claremont Close is notably below the street on epc rating.
EPC Rating
54 (E)
Street avg 59 (D)
Floor Area
62 m²
Street avg 61 m²
CO₂ Emissions
3.7 t/year
Street avg 3.2 t/year
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
Pentonville Road / Baron St — bus stop.

Daytime· 07:00 – 23:00
59.2dB

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 N1 9LT: £571,580 (2025–2019).
Habitable Rooms
3 rooms
Street avg 3 rooms
Closest school
0.3 km
Elizabeth Garrett Anderson School. 83 schools nearby.
Night-time· 23:00 – 07:00
49.8dB