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Get started11 Green Acres is a two-bedroom semi-detached house in Sidcup (DA14 6PJ). It has a recorded floor area of 77 m² (around 829 sq ft), construction records dating it to 1967-1975 and council tax band C. Tenure is freehold. The latest certificate (April 2024) returns a B (score 82), comfortably above the UK average. When first surveyed in November 2010 the rating was D, the property has climbed 2 bands since. Between certificates, wall efficiency went from Poor to Good, window efficiency went from Average to Good and lighting went from Poor to Very Good. At 77 m² this is the 14th smallest of 16 units on EPC record in the building, where floor areas span 74–78 m². The building's EPC ratings span D to B, with this unit at the top. On EPC score it ranks first in the building (82 versus a worst of 62). Other recorded features include a balcony.
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 (£422/sq ft) was about 86.9% above the typical sold price in the postcode. On energy efficiency it sits in the top 10% of properties in this postcode. Most recent transfer was June 2025 at £350,000 — fresh data.
11 Green Acres ranks among the most efficient homes in the postcode for energy use.
Latest sale on 11 Green Acres was the highest on Land Registry record across the postcode.
£343,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.8% per year over 14 years.
£350,000
Growth on file: 5.8% per year over 14 years.
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On price per m², 11 Green Acres stands well clear of the street.
Price per m²
£4,545
Street avg £3,169
Floor Area
77 m²
Street avg 75 m²
Habitable Rooms
3 rooms
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Main Road / Station Road — bus stop.

Daytime· 07:00 – 23:00
54.0dB

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Changes detected from historical EPC data
Cavity wall insulation installed
Heating controls upgraded for better temperature management
Window efficiency improved
More low energy lighting installed
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27 June 2025Most recent
£350,000
+124.4%over 14 years1 April 2011
£156,000
Median price across the last 5 sales in DA14 6PJ: £300,000 (2025–2018).
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Energy costs, comparable sales, crime, schools and transport

Street avg 3 rooms
CO₂ Emissions
1.3 t/year
Street avg 2.4 t/year
DA14 6HZ
Closest school
0.8 km
Longlands Primary School. 31 schools nearby.
Night-time· 23:00 – 07:00
45.4dB