Guildens, Courtenay Avenue, Haringey, London, N6 4LP
About Guildens
Guildens is a detached house in Haringey, London, London (N6 4LP). It has a recorded floor area of 678 m² (around 7298 sq ft), construction records dating it to 1930-1949 and council tax band H. The latest certificate (July 2017) shows an F (score 35), near the bottom of the EPC scale. The recommended improvements would lift it to D (score 68), a 2-band jump.
At 678 m² it sits well below the postcode median (1488 m² across 5 EPCs), making it one of the more compact homes locally. On energy efficiency it sits in the bottom 10% of properties in this postcode — significant headroom for improvement. 15 planning records sit against the property, 13 approved, 1 refused. Past consents include a basement excavation, partial demolition, an extension and tree works, meaningful when judging how the property has evolved. On a £-per-square-foot basis, the last sale (£1,576/sq ft) was about 158.6% above the typical sold price in the postcode. On the market in January 2018 and unlisted since — roughly 8 years.
Energy performance
Guildens sits at the bottom of the postcode for energy efficiency — meaningful headroom to improve.
EPC Rating
Planning history
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
- Sept 2024BasementOtherIn report
Demolition of existing retained front façade of old dwelling, and erection of new two-storey dwelling with basement level with associated soft and hard landscaping.
Demolition- Documents
- 39 docs on file
- Reference
- HGY/2023/2929
- Sept 2022ExtensionAmendmentIn report
Non-material amendment to planning permission ref: HGY/2019/1168 allowed on appeal (ref. APP/Y5420/W/19/3243272) on 23/12/2021 for the demolition of existing dwelling with retention of front facade and erection of replacement two-storey dwelling and associated extension to lower ground floor and the creation of a basement level; namely for the excavation of lightwell to rear, reposition external wall at basement and lower ground floor level, fenestration alterations and additions within lightwell, new balcony and green roof at 1st floor level, alterations to 2nd floor level dormer and alterations to roof.
- Documents
- 7 docs on file
- Reference
- HGY/2022/2162
We flagged 1 thing worth checking at Guildens
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
Guildens valuation sits well clear of the typical sold price in this postcode.
£11,961,000
Modelled from EPC, postcode comparables.
£11,500,000
Recorded with HM Land Registry.
Sales timeline
31 January 2018Most recent
£11,500,000
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
£8,250,000Brankesome, Courtenay Avenue, Haringey, London, N6 4LP
Sold Jan 2018
£15,000,000Somerlese, 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
On price per m², Guildens stands well clear of the street.
Price per m²
£16,962
Street avg £9,508
Floor Area
678 m²
Street avg 1331 m²
Habitable Rooms
13 rooms
Street avg 11 rooms
CO₂ Emissions
45.0 t/year
Street avg 20.2 t/year
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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







