Brankesome, Courtenay Avenue, Haringey, London, N6 4LP
About Brankesome
Brankesome is a semi-detached house in Haringey, London, London (N6 4LP). It has a recorded floor area of 1804 m² (around 19418 sq ft), construction records dating it to 2025 and council tax band H. The latest certificate (October 2025) shows a C (score 75), near the top of the C band. When first surveyed in January 2017 the rating was E, the property has climbed 2 bands since. Between certificates, wall efficiency went from Poor to Very Good, roof efficiency went from Very Poor to Good and window efficiency went from Average to Very Good; while hot-water efficiency dropped from Good to Poor and main heating dropped from Good to Poor. Main heating runs on electricity: electricity, unspecified tariff.
Today's modelled estimate of £11,522,000 is 23.2% below the 2018 sale of £15,000,000, a rare downward gap that often correlates with deferred maintenance or unfinished works. On a £-per-square-foot basis, the last sale (£772/sq ft) was about 22.4% above the typical sold price in the postcode. At 1804 m² the property is well over the postcode median (868 m² across 5 EPCs), placing it in the larger end of the local stock. 4 planning records sit against the property, 3 approved, 1 refused. Past consents include new windows and tree works, meaningful when judging how the property has evolved. On the market in January 2018 and unlisted since — roughly 8 years.
Energy performance
Brankesome's carbon output runs well above what efficient homes in the postcode produce.
EPC Rating
Property Improvements
Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water system changed
Heat pump installed, significantly improving energy efficiency
Changed to a more efficient fuel source
Heating controls upgraded for better temperature management
Hot water system upgraded
High performance glazing installed
Cavity wall insulation installed
Loft insulation installed or upgraded to 250mm+
Floor insulation added or improved
More low energy lighting installed
Planning history
Council records include a two-storey side extension at Brankesome.
- Mar 2004RenovationFullIn report
Removal of doors and replacement with double casement windows. Retention of corner window at rear with obscure glazing, retention of raised garden dwarf parapet wall.
RetrospectiveNew Windows- Documents
- 2 docs on file
- Reference
- HGY/2003/0226
- Dec 2002Tree WorksTreesIn report
Felling of 1 Eucalyptus tree at rear of property.
- Documents
- 1 doc on file
- Reference
- HGY/2002/1612
We flagged 1 thing worth checking at Brankesome
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
Brankesome valuation sits well clear of the typical sold price in this postcode.
£11,522,000
Modelled from EPC, postcode comparables.
£15,000,000
Recorded with HM Land Registry.
Sales timeline
8 January 2018Most recent
£15,000,000
Median price across the last 5 sales in N6 4LP: £9,445,000 (2021–2006).
Nearby sales in N6 4LP
2 Courtenay Avenue, Haringey, London, N6 4LP
Sold Dec 2021
£9,445,000Bracken Knoll, Courtenay Avenue, Haringey, London, N6 4LP
Sold Sept 2021
£8,250,000Guildens, Courtenay Avenue, Haringey, London, N6 4LP
Sold Jan 2018
£11,500,000Somerlese, Courtenay Avenue, Haringey, London, N6 4LP
Sold Dec 2014
£17,000,000Beaulieu, Courtenay Avenue, Haringey, London, N6 4LP
Sold Oct 2006
£7,149,000
Versus other Courtenay Avenue homes
Brankesome is notably below the street on price per m².
Price per m²
£8,315
Street avg £11,237
Floor Area
1804 m²
Street avg 1106 m²
CO₂ Emissions
28.0 t/year
Street avg 23.6 t/year
Years Held
8 years
Street avg 10 years
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The neighbourhood at a glance
Reported crime in the wider district is trending notably upward year-on-year.
Crime
7/mo
Rising year-on-year across the wider district.
Nearest stop
0.3 km
The Bishops Avenue / Hampstead Lane — bus stop.
Closest school
1.0 km
Highgate Primary School. 48 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
47.4dB

Night-time· 23:00 – 07:00
39.3dB







