100a, Flat 3, Fonthill Road, London, N4 3HT
About 100a
100a is a mid-terrace house in London (N4 3HT). It has a recorded floor area of 28 m² (around 301 sq ft) and construction records dating it to 1991-1995. At 28 m² this is the smallest unit on EPC record across 100a (28–29 m²). The latest certificate (June 2020) shows a C (score 78), near the top of the C band. Earlier certificates rated it B (April 2010); the latest reading is one band lower. Between certificates, window efficiency dropped from Good to Average.
Know exactly what you're buying at 100a
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
100a's carbon output is low for the local stock.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Cavity wall insulation installed
Planning history
100a has no planning applications on record.
Notable planning nearby
2applications of note in the surrounding area
Sales history & valuation
100a has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£346,000
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 3HT: £1,100,000 (2024–2020).
Nearby sales in N4 3HT
106 Fonthill Road, Islington, London, N4 3HT
Sold Oct 2024
£1,100,000Flat 1, 66 Fonthill Road, London, N4 3HT
Sold Jul 2024
£585,00072 Fonthill Road, Islington, London, N4 3HT
Sold Mar 2023
£1,450,000Flat 3, 66 Fonthill Road, London, N4 3HT
Sold Feb 2023
£575,000100 Fonthill Road, Islington, London, N4 3HT
Sold Jul 2020
£1,450,000
Everything we know about 100a, 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 Fonthill Road homes
100a outperforms the street on co₂ emissions by a wide margin.
EPC Rating
78 (C)
Street avg 72 (C)
Floor Area
28 m²
Street avg 34 m²
CO₂ Emissions
0.8 t/year
Street avg 1.3 t/year
Habitable Rooms
2 rooms
Street avg 2 rooms
Similar properties nearby
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108 110, Flat 101, Fonthill Road
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100a, Flat 5, Fonthill Road
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108 110, Flat 102, Fonthill Road
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108 110, Flat 106, Fonthill Road
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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
0.1 km
Finsbury Park Station — bus stop.
Closest school
0.2 km
Pooles Park Primary School. 91 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
55.9dB

Night-time· 23:00 – 07:00
46.2dB