Flat B, 11 Finsbury Park Avenue, Haringey, London, N4 1DQ
About Flat B
Flat B is a one-bedroom end-of-terrace house in Haringey, London, London (N4 1DQ). It has a recorded floor area of 51 m² (around 549 sq ft) and construction records dating it to 1996-2002. The latest certificate (August 2019) shows a C (score 71). The rating has held steady at C across 3 certificates since October 2008. Between certificates, window efficiency went from Average to Good and lighting went from Very Poor to Very Good; while roof efficiency dropped from Good to Average. The recommended improvements would push it to B (score 89).
Untraded for 17 years, with the last transfer in July 2009. That sale fell during the post-crash dip, which often skews comparisons against later neighbouring sales. Across 1999–2009, sale prices on this property compounded at 8% per year. Today's modelled estimate of £423,000 sits 87.2% above the 2009 sale of £226,000. At 51 m² it's 15% smaller than the typical home in the postcode (60 m² median across 21 EPCs).
Know exactly what you're buying at Flat B
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
What this property has
Inside
- Bedrooms1
- Bathrooms1
Outside
- Private gardenYes
- ParkingOff street
Energy performance
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Window efficiency improved
Floor insulation added or improved
More low energy lighting installed
Roof insulation improved
More low energy lighting installed
Planning history
Flat B has no planning applications on record.
Notable planning nearby
31applications of note in the surrounding area
We flagged 2 things worth checking at Flat B
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
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Sales history & valuation
Sale price has at least doubled since 1999.
£423,000
Modelled from EPC, postcode comparables and a sale-price growth of 8.0% per year over 10 years.
£226,000
Growth on file: 8.0% per year over 10 years.
Sales timeline
19 July 2009Most recent
£226,000
+37.0%over 3 years27 October 2005
£165,000
+52.8%over 5 years20 December 1999
£108,000
Median price across the last 5 sales in N4 1DQ: £490,000 (2022–2020).
Nearby sales in N4 1DQ
Flat B, 13 Finsbury Park Avenue, Haringey, London, N4 1DQ
Sold Sept 2022
£450,00014 Finsbury Park Avenue, London, N4 1DQ
Sold Jan 2022
£415,0006 Finsbury Park Avenue, Haringey, London, N4 1DQ
Sold Oct 2021
£490,00026 Finsbury Park Avenue, Haringey, London, N4 1DQ
Sold Dec 2020
£705,0003 Finsbury Park Avenue, Haringey, London, N4 1DQ
Sold Nov 2020
£765,000
Everything we know about Flat B, 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 Finsbury Park Avenue homes
Flat B outperforms the street on co₂ emissions by a wide margin.
Price per m²
£4,431
Street avg £5,881
Floor Area
51 m²
Street avg 85 m²
Habitable Rooms
2 rooms
Street avg 5 rooms
CO₂ Emissions
1.8 t/year
Street avg 3.0 t/year
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22a, Flat 4, Endymion 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
Harringay Sainsbury's — bus stop.
Closest school
0.3 km
Skinners' Academy. 88 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
53.9dB

Night-time· 23:00 – 07:00
45.2dB