23a, Ferntower Road, London, N5 2JE
About 23a
23a is a detached house in London (N5 2JE). It has a recorded floor area of 81 m² (around 873 sq ft) and construction records dating it to 1900-1929. At 81 m² this is the 17th smallest of 32 units on EPC record in the building, where floor areas span 40–165 m². The building's EPC ratings span E to C across 32 units on file. The latest certificate (October 2008) shows a D (score 64), on the cusp of jumping into the C band. The latest certificate is from October 2008, so improvements made since then won't be reflected.
It hasn't traded since March 2010, a hold of 16 years that's notably long for the area. Today's modelled estimate of £777,000 sits 55.4% above the 2010 sale of £499,950. On a £-per-square-foot basis, the last sale (£572/sq ft) was about 49.7% above the typical sold price in the 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's EPC is over a decade old — improvements since won't be reflected.
EPC Expired
This certificate is over 10 years old and is no longer valid.Expired 28 Oct 2018
EPC Rating
Planning history
23a has no planning applications on record.
Notable planning nearby
1applications of note in the surrounding area
Sales history & valuation
23a valuation sits well clear of the typical sold price in this postcode.
£777,000
Modelled from EPC, postcode comparables.
£499,950
Recorded with HM Land Registry.
Sales timeline
30 March 2010Most recent
£499,950
Median price across the last 5 sales in N5 2JE: £1,360,000 (2025–2023).
Nearby sales in N5 2JE
53a, Ferntower Road, London, N5 2JE
Sold Jan 2025
£1,360,00053 Ferntower Road, Islington, London, N5 2JE
Sold Feb 2024
£1,375,0001a, Second Floor Flat, Ferntower Road, London, N5 2JE
Sold Feb 2024
£915,25061 Ferntower Road, Islington, London, N5 2JE
Sold Jul 2023
£2,044,4155a, Ferntower Road, London, N5 2JE
Sold Jun 2023
£935,000
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 Ferntower Road homes
On co₂ emissions, 23a runs well behind the street norm.
Price per m²
£6,162
Street avg £6,795
Floor Area
81 m²
Street avg 84 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
CO₂ Emissions
3.9 t/year
Street avg 3.3 t/year
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
8/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Beresford Road (N5) — bus stop.
Closest school
0.3 km
Newington Green Primary School. 102 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
54.2dB

Night-time· 23:00 – 07:00
43.4dB