23a, Hanley Road, Islington, London, N4 3DU
About 23a
23a is a detached house in Islington, London, London (N4 3DU). It has a recorded floor area of 63 m² (around 675 sq ft) and construction records dating it to 1900-1929. The latest certificate (August 2009) returns a B (score 81), comfortably above the UK average. The latest certificate is from August 2009, so improvements made since then won't be reflected. At 63 m² this is the 20th smallest of 37 units on EPC record in the building, where floor areas span 33–146 m². The building's EPC ratings span D to B, with this unit at the top.
At 63 m² it's 17.2% larger than the typical home in the postcode (54 m² median across 94 EPCs). On energy efficiency it sits in the top 10% of properties in this postcode.
Know exactly what you're buying at 23a
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Valuation
against the asking price
Risks
planning & flood
Sold prices
similar homes nearby
Trends
the local market
Energy performance
23a ranks among the most efficient homes in the postcode for energy use.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 12 Aug 2019
EPC Rating
Planning history
23a has no planning applications on record.
Notable planning nearby
2applications of note in the surrounding area
Sales history & valuation
23a has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£528,000
Modelled from EPC, postcode comparables.
No sales recorded with HM Land Registry
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.
Median price across the last 5 sales in N4 3DU: £502,000 (2025–2022).
Nearby sales in N4 3DU
33a, Hanley Road, Islington, London, N4 3DU
Sold Oct 2025
£563,55021b, Hanley Road, Islington, London, N4 3DU
Sold Nov 2024
£580,00037a, Hanley Road, Islington, London, N4 3DU
Sold Nov 2024
£502,00031a, Hanley Road, Islington, London, N4 3DU
Sold Feb 2022
£420,000Flat 1, 41 Hanley Road, London, N4 3DU
Sold Jul 2021
£2,400,000
Everything we know about 23a, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
- Am I paying too much?
- Is something wrong with it?
- Is the agent's story true?
- Will it hold its value?
Versus other Hanley Road homes
23a outperforms the street on epc rating by a wide margin.
EPC Rating
81 (B)
Street avg 73 (C)
Floor Area
63 m²
Street avg 57 m²
CO₂ Emissions
1.7 t/year
Street avg 1.8 t/year
Habitable Rooms
3 rooms
Street avg 3 rooms
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
15/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Hornsey Road (N19) — bus stop.
Closest school
0.2 km
Duncombe Primary School. 78 schools nearby.
Go deeper on the local area
The full report breaks down crime, transport links, schools and air quality in depth.
Road noise across the postcode
Daytime· 07:00 – 23:00
53.6dB
Night-time· 23:00 – 07:00
43.2dB