First Floor Flat, 20 Hercules Street, London, N7 6AS
About First Floor Flat
First Floor Flat is a mid-terrace house in London (N7 6AS). It has a recorded floor area of 54 m² (around 581 sq ft) and construction records dating it to 1930-1949. The latest certificate (October 2022) shows a C (score 75), near the top of the C band. When first surveyed in August 2012 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency dropped from Poor to Very Poor and window efficiency dropped from Good to Average. The recommended improvements would push it to B (score 81).
Know exactly what you're buying at First Floor Flat
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
First Floor Flat's carbon output is low for the local stock.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Low energy lighting percentage decreased
Windows upgraded, improving insulation
More low energy lighting installed
Low energy lighting percentage decreased
Planning history
First Floor Flat has no planning applications on record.
Notable planning nearby
8applications of note in the surrounding area
We flagged 2 things worth checking at First Floor Flat
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.
- Signs of HMO activity in the area
- Larger development activity nearby
30-day money-back guarantee
Sales history & valuation
First Floor Flat has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£452,000
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 4 sales in N7 6AS: £893,000 (2022–2007).
Everything we know about First Floor Flat, in one report
What it's really worth, what could be wrong, and the planning, sales and area data in full.
What we flagged
- Signs of HMO activity in the area
- Larger development activity nearby

Versus other Hercules Street homes
First Floor Flat outperforms the street on habitable rooms by a wide margin.
EPC Rating
75 (C)
Street avg 72 (C)
Floor Area
54 m²
Street avg 49 m²
CO₂ Emissions
1.5 t/year
Street avg 1.7 t/year
Habitable Rooms
4 rooms
Street avg 3 rooms
Similar properties nearby
116 120, Flat A D, Seven Sisters Road, Islington
N7 6AE
173 177, Flat 1, Hornsey Road, Islington
N7 6RA
173 177, Flat 12, Hornsey Road, Islington
N7 6RA
130 131, Flat C, Axminster Road, Islington
N7 6BT
116 120, Flat C, Seven Sisters Road
N7 6AE
130 131, Flat D, Axminster Road, Islington
N7 6BT
130 131, Flat F, Axminster Road, Islington
N7 6BT
11a, Flat 1, Hercules Street
N7 6AT
The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
12/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Tufnell Park Road — bus stop.
Closest school
0.1 km
Grafton 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
57.3dB

Night-time· 23:00 – 07:00
48.1dB