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Get started11 Carlton Green is a semi-detached house in Sidcup (DA14 6DB). It has a recorded floor area of 79 m² (around 850 sq ft), construction records dating it to 1967-1975 and council tax band C. At 79 m² this is the 4th smallest of 12 units on EPC record in the building, where floor areas span 72–83 m². The building's EPC ratings span D to C, with this unit at the bottom. On EPC score it ranks last in the building (62 versus a best of 77). The latest certificate (March 2014) shows a D (score 62), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since March 2014. Between certificates, wall efficiency went from Poor to Good. The recommended improvements would push it to C (score 70). The latest certificate is from March 2014, so improvements made since then won't be reflected.
Sale prices here have outpaced England HPI: 4.3% per year against 0% for the wider region. Today's modelled estimate of £320,000 sits 60% above the 2011 sale of £200,000. On a £-per-square-foot basis, the last sale (£235/sq ft) was about 16% below the postcode norm. Last sold in December 2011, so it's been off the market for around 14 years.
11 Carlton Green's EPC is over a decade old — improvements since won't be reflected.
This certificate is over 10 years old and is no longer valid.Expired 14 Mar 2024
11 Carlton Green valuation sits well clear of the typical sold price in this postcode.
£320,000
Modelled from EPC, postcode comparables and a sale-price growth of 4.3% per year over 11 years.
£200,000
Growth on file: 4.3% per year over 11 years.
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On price per m², 11 Carlton Green runs well behind the street norm.
Price per m²
£2,532
Street avg £3,731
Floor Area
79 m²
Street avg 78 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Sidcup / Carlton Road — bus stop.

Daytime· 07:00 – 23:00
54.1dB

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Changes detected from historical EPC data
Cavity wall insulation installed
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9 December 2011Most recent
£200,000
+17.6%over 3 years2 June 2008
£170,000
+33.9%over 7 years11 February 2001
£127,000
Median price across the last 5 sales in DA14 6DB: £317,500 (2025–2018).
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Energy costs, comparable sales, crime, schools and transport

CO₂ Emissions
3.4 t/year
Street avg 2.5 t/year
DA14 6HZ
Closest school
0.9 km
Longlands Primary School. 32 schools nearby.
Night-time· 23:00 – 07:00
45.6dB