Harold Laski House, Flat 21, Percival Street, Islington, London, EC1V 0HR
About Harold Laski House
Harold Laski House is a detached house in Islington, London, London (EC1V 0HR). It has a recorded floor area of 62 m² (around 666 sq ft) and council tax band C. At 62 m² this is the 4th smallest of 16 units on EPC record in Harold Laski House, where floor areas span 47–95 m². The building's EPC ratings span D to C, with this unit at the bottom. The latest certificate (October 2009) shows a D (score 60), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 71). The latest certificate is from October 2009, so improvements made since then won't be reflected.
It lags the bulk of the postcode on energy efficiency (less efficient than 73% of similar EPCs).
Know exactly what you're buying at Harold Laski House
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
Harold Laski House'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This certificate is over 10 years old and is no longer valid.Expired 28 Oct 2019
EPC Rating
Planning history
Harold Laski House has no planning applications on record.
The full report still covers planning activity across the surrounding area.
Sales history & valuation
Harold Laski House has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£423,000
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 0HR: £570,000 (2022–2013).
Nearby sales in EC1V 0HR
Harold Laski House, Flat 15, Percival Street, Islington, London, EC1V 0HR
Sold Jun 2022
£567,000Harold Laski House, Flat 6, Percival Street, Islington, London, EC1V 0HR
Sold Jan 2017
£672,500Harold Laski House, Flat 3, Percival Street, Islington, London, EC1V 0HR
Sold Sept 2015
£570,000Harold Laski House, Flat 4, Percival Street, Islington, London, EC1V 0HR
Sold May 2006
£308,500
Everything we know about Harold Laski House, 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 Percival Street homes
EPC Rating for Harold Laski House lags the street by a wide margin.
EPC Rating
60 (D)
Street avg 71 (C)
Floor Area
62 m²
Street avg 69 m²
CO₂ Emissions
3.7 t/year
Street avg 2.4 t/year
Habitable Rooms
3 rooms
Street avg 4 rooms
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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
0.1 km
Percival Street St. Luke's — bus stop.
Closest school
0.2 km
St Peter and St Paul Catholic Primary School. 94 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
60.2dB

Night-time· 23:00 – 07:00
51.3dB