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Get started1 Birchwood Avenue is a five-bedroom detached house in Sidcup (DA14 4JY). It has a recorded floor area of 196 m² (around 2110 sq ft), construction records dating it to 1950-1966 and council tax band E. The latest certificate (April 2012) shows a D (score 65), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 77). The latest certificate is from April 2012, so improvements made since then won't be reflected.
Sale prices here have outpaced England HPI: 8.2% per year against 0% for the wider region. Today's modelled estimate of £863,000 is 45% above the 2015 sale price. On a £-per-square-foot basis, the last sale (£282/sq ft) was about 42.5% below the postcode norm. At 196 m² the property is well over the postcode median (147 m² across 7 EPCs), placing it in the larger end of the local stock. Its energy rating outperforms most of the postcode (better than 86% of similar EPCs). 2 planning records sit against the property, 2 approved, 0 refused. Past consents include a loft conversion, meaningful when judging how the property has evolved. On the market in August 2015 and unlisted since — roughly 11 years.
1 Birchwood Avenue'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This certificate is over 10 years old and is no longer valid.Expired 02 Apr 2022
Lawful Development Certificate (Proposed) for the removal of an internal wall between the kitchen and dining room, removal of two patio doors/wall and installation of bi-fold doors.
1 Birchwood Avenue has more than doubled in price since the earliest registered sale in 2001.
£863,000
Modelled from EPC, postcode comparables and a sale-price growth of 8.2% per year over 14 years.
£595,000
Growth on file: 8.2% per year over 14 years.
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1 Birchwood Avenue is notably below the street on price per m².
Price per m²
£3,036
Street avg £5,449
Floor Area
196 m²
Street avg 149 m²
Habitable Rooms
8 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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Alterations to roofline to provide room in roofspace.
21 August 2015Most recent
£595,000
+70.5%over 11 years17 October 2003
£349,000
+74.5%over 1 year16 November 2001
£200,000
Median price across the last 5 sales in DA14 4JY: £800,000 (2024–2018).
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Energy costs, comparable sales, crime, schools and transport

Street avg 6 rooms
CO₂ Emissions
6.8 t/year
Street avg 10.3 t/year
DA14 4ND
Closest school
0.4 km
Birkbeck Primary School. 29 schools nearby.
Night-time· 23:00 – 07:00
40.4dB