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Get started85 Birkbeck Road is a three-bedroom semi-detached house in Sidcup (DA14 4DJ). It has a recorded floor area of 75 m² (around 807 sq ft), construction records dating it to 1930-1949 and council tax band D. Tenure is freehold. The latest certificate (July 2022) shows a D (score 56), a step below the typical UK home. When first surveyed in April 2011 the rating was E, the property has climbed 1 band since. Between certificates, lighting went from Good to Very Good; while roof efficiency dropped from Good to Average. The recommended improvements would lift it to B (score 83), a 2-band jump.
Sale prices here have outpaced England HPI: 5.8% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£566/sq ft) was about 134.3% above the typical sold price in the postcode. It changed hands recently, sold January 2025 for £457,000. Across the public record there are 5 sales, relatively high churn for a single property. 2 planning records sit against the property, 2 approved, 0 refused. Past consents include an extension and a loft conversion, meaningful when judging how the property has evolved.
Recommended upgrades on file would lift this property by multiple EPC bands.
Alterations to raise and provide a flat roof to the existing rear first floor.
Price for 85 Birkbeck Road has grown more than fourfold since the 2000 starting point.
£475,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.8% per year over 25 years.
£457,000
Growth on file: 5.8% per year over 25 years.
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On price per m², 85 Birkbeck Road stands well clear of the street.
Price per m²
£6,093
Street avg £4,637
Floor Area
75 m²
Street avg 76 m²
Habitable Rooms
4 rooms
Rail-style transport is unusually close for this postcode.
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Station Road / Crescent Road — bus stop.

Daytime· 07:00 – 23:00
52.6dB

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Changes detected from historical EPC data
Loft insulation upgraded to recommended levels
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
Lawful Development Certificate (Proposed) for alterations to roof line and formation of rooms in roof space incorporating a rear dormer extension with three roof light windows to front roof slope. Alterations to existing rear extension.
24 January 2025Most recent
£457,000
+30.2%over 8 years23 May 2016
£351,100
+50.0%over 4 years20 September 2011
£234,000
+14.1%over 5 years30 June 2006
£205,000
+81.4%over 6 years23 June 2000
£113,000
Median price across the last 5 sales in DA14 4DJ: £460,000 (2025–2024).
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Energy costs, comparable sales, crime, schools and transport

Street avg 4 rooms
CO₂ Emissions
4.2 t/year
Street avg 3.9 t/year
DA14 4EB
Closest school
0.2 km
Birkbeck Primary School. 30 schools nearby.
Night-time· 23:00 – 07:00
42.9dB