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Get started25 Diana Close is a four-bedroom detached house in Sidcup (DA14 4PZ). It has a recorded floor area of 122 m² (around 1313 sq ft) and construction records dating it to 2007-2011. The property has solar panels on record, all of which lower running costs and tend to lift resale appeal. The latest certificate (December 2020) shows a C (score 76), near the top of the C band. The recommended improvements would push it to B (score 82). Main heating runs on electricity.
At 122 m² the property is well over the postcode median (73 m² across 22 EPCs), placing it in the larger end of the local stock. One planning record on file: an extension approved in 2018. Past consents include an extension, meaningful when judging how the property has evolved. Today's modelled estimate of £627,000 is 22% above the 2021 sale price. Last sale on file: £513,789 in March 2021. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
25 Diana Close has an approved single-storey side extension on the planning record.
Extension: Single storey · Side of property
Single storey side extension
The latest sale landed in the post-pandemic price surge — useful context when reading the figure.
£627,000
Modelled from EPC, postcode comparables.
£513,789
Recorded with HM Land Registry.
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On floor area, 25 Diana Close stands well clear of the street.
EPC Rating
76 (C)
Street avg 74 (C)
Floor Area
122 m²
Street avg 80 m²
CO₂ Emissions
2.3 t/year
Rail-style transport is unusually close for this postcode.
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.3 km
Kimberley Drive — bus stop.

Daytime· 07:00 – 23:00
48.3dB

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31 March 2021Most recent
£513,789
Median price across the last 2 sales in DA14 4PZ: £441,000 (2025–2021).
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Energy costs, comparable sales, crime, schools and transport

Street avg 2.3 t/year
Habitable Rooms
5 rooms
Street avg 4 rooms
DA14 4DG
Closest school
0.4 km
Royal Park Primary Academy. 27 schools nearby.
Night-time· 23:00 – 07:00
39.3dB