178 180, Flat 2, St John Street, Islington, London, EC1V 4JY
About 178 180
178 180 is a semi-detached house in Islington, London, London (EC1V 4JY). It has a recorded floor area of 55 m² (around 592 sq ft) and construction records dating it to 1900-1929. The latest certificate (August 2020) shows a D (score 63), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since July 2010. Between certificates, wall efficiency went from Very Poor to Poor; while window efficiency dropped from Average to Poor. The recommended improvements would push it to C (score 76).
At 55 m² it sits well below the postcode median (132 m² across 51 EPCs), making it one of the more compact homes locally. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement.
Know exactly what you're buying at 178 180
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
178 180 sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Wall insulation improved
Planning history
178 180 has no planning applications on record.
The full report still covers planning activity across the surrounding area.
Sales history & valuation
178 180 has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£481,000
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 4JY: £1,400,000 (2025–2023).
Nearby sales in EC1V 4JY
Flat 4, 198 St John Street, Islington, London, EC1V 4JY
Sold Jul 2025
£1,120,000Flat 3, 198 St John Street, Islington, London, EC1V 4JY
Sold Jun 2024
£1,400,000178 180, Flat 1, St John Street, Islington, London, EC1V 4JY
Sold Jun 2024
£625,000Flat 301, 190 St John Street, Islington, London, EC1V 4JY
Sold Nov 2023
£1,423,000Paramount Building 206 212, Flat 32, St John Street, Islington, London, EC1V 4JY
Sold Jul 2023
£1,700,000
Everything we know about 178 180, 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
On epc rating, 178 180 runs well behind the street norm.
EPC Rating
63 (D)
Street avg 74 (C)
Floor Area
55 m²
Street avg 128 m²
CO₂ Emissions
3.0 t/year
Street avg 3.5 t/year
Habitable Rooms
2 rooms
Street avg 3 rooms
Similar properties nearby
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178 180, Flat 1, St John Street, Islington
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The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
10/mo
Rising year-on-year across the wider district.
Nearest stop
0.0 km
Percival Street — bus stop.
Closest school
0.2 km
St Peter and St Paul Catholic Primary School. 90 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
60.0dB

Night-time· 23:00 – 07:00
51.0dB