27a, Cornwall Road, Haringey, London, N4 4PH
About 27a
27a is a mid-terrace house in Haringey, London, London (N4 4PH). It has a recorded floor area of 48 m² (around 517 sq ft), construction records dating it to before 1900 and council tax band D. At 48 m² this is the 4th smallest of 28 units on EPC record in the building, where floor areas span 43–182 m². The building's EPC ratings span F to C, with this unit at the top. The latest certificate (March 2021) shows a C (score 71). The rating has held steady at C across 3 certificates since January 2009. Between certificates, lighting went from Poor to Very Good.
One planning record on file: new windows approved in 2019. Past consents include new windows, meaningful when judging how the property has evolved.
Know exactly what you're buying at 27a
Before you offer, see what the listing won't tell you, the true value, the red flags and the full history.
Already flagged here
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
Heating controls changed
Hot water system changed
Heating controls upgraded for better temperature management
Hot water system upgraded
More low energy lighting installed
Planning history
- Jun 2019RenovationOtherIn report
Replacement windows and doors
New Windows- Documents
- 9 docs on file
- Reference
- HGY/2019/1314
We flagged 1 thing worth checking at 27a
Independent checks surfaced things a buyer would want to understand before offering. The report explains each one in full, with the underlying data and what to ask.
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
27a has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£463,000
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 N4 4PH: £620,000 (2025–2023).
Nearby sales in N4 4PH
Everything we know about 27a, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Larger development activity nearby

Versus other Cornwall Road homes
27a outperforms the street on epc rating by a wide margin.
EPC Rating
71 (C)
Street avg 66 (D)
Floor Area
48 m²
Street avg 55 m²
CO₂ Emissions
1.8 t/year
Street avg 2.4 t/year
Habitable Rooms
3 rooms
Street avg 3 rooms
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
15/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
Oakfield Road Stroud Green — bus stop.
Closest school
0.3 km
St Aidan's Voluntary Controlled 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
53.1dB

Night-time· 23:00 – 07:00
43.7dB