426a, St John Street, Islington, London, EC1V 4NJ
About 426a
426a is a mid-terrace house in Islington, London, London (EC1V 4NJ). It has a recorded floor area of 103 m² (around 1109 sq ft) and construction records dating it to before 1900. The latest certificate (September 2022) shows a D (score 63), on the cusp of jumping into the C band. When first surveyed in September 2010 the rating was F, the property has climbed 2 bands since. Between certificates, window efficiency went from Very Poor to Average and lighting went from Very Poor to Very Good. The recommended improvements would push it to C (score 75).
At 103 m² the property is well over the postcode median (79 m² across 11 EPCs), placing it in the larger end of the local stock.
Know exactly what you're buying at 426a
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
EPC Rating
Property Improvements
Changes detected from historical EPC data
Single glazing replaced with double or better glazing
More low energy lighting installed
Planning history
426a has no planning applications on record.
The full report still covers planning activity across the surrounding area.
Sales history & valuation
426a has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£801,000
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 EC1V 4NJ: £30,000 (2023–2016).
Everything we know about 426a, 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 St John Street homes
Floor Area for 426a runs comfortably ahead of the street norm.
EPC Rating
63 (D)
Street avg 68 (D)
Floor Area
103 m²
Street avg 74 m²
CO₂ Emissions
4.1 t/year
Street avg 3.2 t/year
Habitable Rooms
5 rooms
Street avg 3 rooms
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116 118, Flat 2, St John Street, Islington
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116 118, Flat 1, St John Street, Islington
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
10/mo
Rising year-on-year across the wider district.
Nearest stop
0.0 km
St John Street / Goswell Road — bus stop.
Closest school
0.3 km
St John Evangelist Catholic Primary School. 85 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
59.0dB
Night-time· 23:00 – 07:00
49.3dB