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Get started3 Rookery Close is a semi-detached house in Barnet, London, London (NW9 6QJ). It has a recorded floor area of 67 m² (around 721 sq ft), construction records dating it to 1930-1949 and council tax band D. The latest certificate (March 2016) shows an E (score 44), well below the UK norm with real room to improve. The recommended improvements would lift it to B (score 88), a 3-band jump. Main heating runs on electricity. The latest certificate is from March 2016, so improvements made since then won't be reflected.
One planning record on file: an extension approved in 2018. Past consents include an extension, meaningful when judging how the property has evolved. At 67 m² it's 28% smaller than the typical home in the postcode (93 m² median across 20 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 85% of similar EPCs).
3 Rookery Close's carbon output runs well above what efficient homes in the postcode produce.
This certificate is over 10 years old and is no longer valid.Expired 19 Mar 2026
3 Rookery Close has an approved single-storey rear extension on the planning record.
Extension: Single storey · Rear of property
Single storey rear extension with a proposed depth of 6 metres from original rear wall, eaves height of 2.5 metres and maximum height of 4 metres
3 Rookery Close has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£448,000
Modelled from EPC, postcode comparables.
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.
EPC Rating for 3 Rookery Close lags the street by a wide margin.
EPC Rating
44 (E)
Street avg 66 (D)
Floor Area
67 m²
Street avg 99 m²
CO₂ Emissions
6.6 t/year
Rail-style transport is unusually close for this postcode.
Crime
15/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
Kingsbury Road — bus stop.

Daytime· 07:00 – 23:00
56.8dB

Median price across the last 5 sales in NW9 6QJ: £531,000 (2022–2019).
Street avg 3.7 t/year
Habitable Rooms
4 rooms
Street avg 5 rooms
NW9 6FR
Closest school
0.4 km
Colindale Primary School. 50 schools nearby.
Night-time· 23:00 – 07:00
47.9dB