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Get started29 Birchwood Avenue is a four-bedroom detached house in Sidcup (DA14 4JY). It has a recorded floor area of 148 m² (around 1593 sq ft), construction records dating it to 1930-1949 and council tax band G. The latest certificate (February 2024) shows an E (score 50), well below the UK norm with real room to improve. The recommended improvements would lift it to B (score 82), a 3-band jump. Other recorded features include a conservatory. Period features are noted in the property record.
On a £-per-square-foot basis, the last sale (£543/sq ft) was about 19.8% above the typical sold price in the postcode. Most recent transfer: June 2024 at £865,000. One historical planning record sits against the property in 2025.
29 Birchwood Avenue's carbon output runs well above what efficient homes in the postcode produce.
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
Single storey · Rear of property
29 Birchwood Avenue valuation sits well clear of the typical sold price in this postcode.
£916,000
Modelled from EPC, postcode comparables.
£865,000
Recorded with HM Land Registry.
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29 Birchwood Avenue is notably below the street on years held.
Price per m²
£5,845
Street avg £5,048
Floor Area
148 m²
Street avg 156 m²
Habitable Rooms
6 rooms
Rail-style transport is unusually close for this postcode.
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.4 km
Birchwood Avenue (DA14) — bus stop.

Daytime· 07:00 – 23:00
50.9dB

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Erection of a single storey rear extension following demolition of existing conservatory.
27 June 2024Most recent
£865,000
Median price across the last 5 sales in DA14 4JY: £800,000 (2023–2017).
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Every planning application and decision on record
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Energy costs, comparable sales, crime, schools and transport

Street avg 7 rooms
CO₂ Emissions
8.2 t/year
Street avg 10.1 t/year
DA14 4ND
Closest school
0.4 km
Birkbeck Primary School. 29 schools nearby.
Night-time· 23:00 – 07:00
40.4dB