51a, Highbury Hill, Islington, London, N5 1SU
About 51a
51a is a detached house in Islington, London, London (N5 1SU). It has a recorded floor area of 71 m² (around 765 sq ft) and construction records dating it to before 1900. At 71 m² this is the 11th smallest of 35 units on EPC record in the building, where floor areas span 36–478 m². The building's EPC ratings span E to C, with this unit at the top. The latest certificate (February 2009) shows a C (score 71). The latest certificate is from February 2009, so improvements made since then won't be reflected.
It hasn't traded since April 2003, a hold of 23 years that's notably long for the area. Today's modelled estimate of £762,000 sits 135.2% above the 2003 sale of £324,000. Its energy rating outperforms most of the postcode (better than 74% of similar EPCs).
Know exactly what you're buying at 51a
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
51a'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This certificate is over 10 years old and is no longer valid.Expired 23 Feb 2019
EPC Rating
Planning history
51a has no planning applications on record.
The full report still covers planning activity across the surrounding area.
Sales history & valuation
51a valuation sits well clear of the typical sold price in this postcode.
£762,000
Modelled from EPC, postcode comparables.
£324,000
Recorded with HM Land Registry.
Sales timeline
1 April 2003Most recent
£324,000
Median price across the last 5 sales in N5 1SU: £5,700,000 (2025–2023).
Nearby sales in N5 1SU
Flat 2, 9 Highbury Hill, Islington, London, N5 1SU
Sold Sept 2025
£680,00021 Highbury Hill, Islington, London, N5 1SU
Sold Mar 2025
£6,675,000Middle Floor Flat, 15 Highbury Hill, London, N5 1SU
Sold Feb 2025
£400,00017 Highbury Hill, Islington, London, N5 1SU
Sold Nov 2023
£5,700,00027 Highbury Hill, Islington, London, N5 1SU
Sold Oct 2023
£6,000,000
Everything we know about 51a, 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 Highbury Hill homes
51a outperforms the street on epc rating by a wide margin.
Price per m²
£4,557
Street avg £7,952
Floor Area
71 m²
Street avg 71 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
CO₂ Emissions
2.8 t/year
Street avg 3.3 t/year
Similar properties nearby
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1 Gillespie Road, Islington
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1 Century Mews, Islington
N5 1HY
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
0.2 km
Highbury Barn — bus stop.
Closest school
0.1 km
Highbury Fields School. 92 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
51.8dB
Night-time· 23:00 – 07:00
41.8dB