143a, Avenell Road, Islington, London, N5 1BH
About 143a
143a is a mid-terrace house in Islington, London, London (N5 1BH). It has a recorded floor area of 47 m² (around 506 sq ft), construction records dating it to before 1900 and council tax band D. The latest certificate (June 2016) 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 April 2010. Between certificates, lighting went from Average to Good; while hot-water efficiency dropped from Very Good to Good and main heating dropped from Very Good to Good. The recommended improvements would push it to C (score 77). At 47 m² this is the 2nd smallest of 15 units on EPC record in the building, where floor areas span 40–157 m². The building's EPC ratings span E to C across 15 units on file.
At 47 m² it's 27.7% smaller than the typical home in the postcode (65 m² median across 27 EPCs).
Know exactly what you're buying at 143a
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
Hot water efficiency decreased
More low energy lighting installed
Planning history
143a has no planning applications on record.
The full report still covers planning activity across the surrounding area.
Sales history & valuation
143a has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£487,000
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 N5 1BH: £675,000 (2025–2020).
Nearby sales in N5 1BH
129 Avenell Road, Islington, London, N5 1BH
Sold Oct 2025
£1,275,000Flat 1, 115 Avenell Road, Islington, London, N5 1BH
Sold Jul 2025
£675,000131 Avenell Road, Islington, London, N5 1BH
Sold Jul 2024
£1,550,000Flat 4, 115 Avenell Road, London, N5 1BH
Sold Nov 2020
£425,000Flat 3, 115 Avenell Road, London, N5 1BH
Sold Feb 2020
£390,000
Everything we know about 143a, 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 Avenell Road homes
Habitable Rooms for 143a lags the street by a wide margin.
EPC Rating
63 (D)
Street avg 66 (D)
Floor Area
47 m²
Street avg 63 m²
CO₂ Emissions
2.4 t/year
Street avg 2.7 t/year
Habitable Rooms
2 rooms
Street avg 3 rooms
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The neighbourhood at a glance
Rail-style transport is unusually close for this postcode.
Crime
8/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
St Joan of Arc School — bus stop.
Closest school
0.2 km
St John's Highbury Vale CofE 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
51.0dB
Night-time· 23:00 – 07:00
41.0dB