Apartment 12, 3 Leo Yard, Islington, London, EC1V 4LF
About Apartment 12
Apartment 12 is a one-bedroom semi-detached house in Islington, London, London (EC1V 4LF). It has a recorded floor area of 35 m² (around 377 sq ft) and construction records dating it to 2007 onwards. At 35 m² this is the 2nd smallest of 12 units on EPC record in the building, where floor areas span 32–88 m². Other recorded features include a balcony. The latest certificate (December 2018) shows a C (score 77), near the top of the C band. The rating has held steady at C across 2 certificates since September 2008.
At 35 m² it sits well below the postcode median (55 m² across 13 EPCs), making it one of the more compact homes locally.
Know exactly what you're buying at Apartment 12
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
What this property has
Inside
- Bedrooms1
- Bathrooms1
- Utility roomYes
Outside
- Private gardenYes
- BalconyYes
Energy performance
Apartment 12's carbon output is low for the local stock.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Changed to a more efficient fuel source
More low energy lighting installed
Planning history
Apartment 12 has no planning applications on record.
The full report still covers planning activity across the surrounding area.
Sales history & valuation
Apartment 12 has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£422,000
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 1 sales in EC1V 4LF: £6,700,000 (2021–2021).
Nearby sales in EC1V 4LF
Everything we know about Apartment 12, 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 Leo Yard homes
On floor area, Apartment 12 runs well behind the street norm.
EPC Rating
77 (C)
Street avg 76 (C)
Floor Area
35 m²
Street avg 54 m²
CO₂ Emissions
1.0 t/year
Street avg 1.6 t/year
Habitable Rooms
2 rooms
Street avg 2 rooms
Similar properties nearby
116 118, Studio Flat, St John Street, Islington
EC1V 4JW
242 244, Flat 4, St John Street, Islington
EC1V 4PG
394a, Flat 1, St John Street, Islington
EC1V 4NA
394a, Flat 3, St John Street, Islington
EC1V 4NA
394a, Flat 5, St John Street, Islington
EC1V 4NA
394a, Flat 6, St John Street, Islington
EC1V 4NA
116 118, Flat 4, St John Street, Islington
EC1V 4JW
178 180, Flat 2, St John Street, Islington
EC1V 4JY
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
Clerkenwell Rd /St John Street — bus stop.
Closest school
0.2 km
St Peter and St Paul Catholic Primary School. 96 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
59.5dB

Night-time· 23:00 – 07:00
50.2dB