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Get started23a is a three-bedroom end-of-terrace house in Sidcup (DA14 5JW). It has a recorded floor area of 102 m² (around 1098 sq ft) and construction records dating it to 2012 onwards. The latest certificate (June 2025) shows a C (score 76), near the top of the C band. The rating has held steady at C across 2 certificates since April 2015. Between certificates, wall efficiency went from Good to Very Good and lighting went from Average to Very Good; while roof efficiency dropped from Very Good to Good and window efficiency dropped from Good to Average. The recommended improvements would push it to B (score 87).
Sale prices here have outpaced England HPI: 1.9% per year against 0.1% for the wider region. On a £-per-square-foot basis, the last sale (£401/sq ft) was about 52.3% above the typical sold price in the postcode. Most recent transfer was September 2025 at £440,000 — fresh data. 2 planning records sit against the property, 1 approved, 1 refused. Past consents include an extension and a loft conversion, meaningful when judging how the property has evolved. At 102 m² it's 22.9% larger than the typical home in the postcode (83 m² median across 47 EPCs). Its energy rating outperforms most of the postcode (better than 79% of similar EPCs).
Proposal under Section 73 of the Town and Country Planning Act 1990 regarding the erection of one x two bedroom end of terrace property approved under 09/00436/FUL to allow the revised location of access steps.
23a saw 3 transfers in just over a decade — high turnover for the postcode.
£442,000
Modelled from EPC, postcode comparables and a sale-price growth of 1.9% per year over 10 years.
£440,000
Growth on file: 1.9% per year over 10 years.
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23a is notably below the street on years held.
Price per m²
£4,314
Street avg £4,238
Floor Area
102 m²
Street avg 85 m²
Habitable Rooms
5 rooms
Street avg 5 rooms
Crime
4/mo
Steady year-on-year across the wider district.
Nearest stop
0.2 km
Ruxley Corner — bus stop.

Daytime· 07:00 – 23:00
54.6dB

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Changes detected from historical EPC data
Wall insulation improved
More low energy lighting installed
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Certificate of Lawfulness (Existing) for alterations to roofline including hip to gable extension and rear dormer extension to provide room in roof space.
19 September 2025Most recent
£440,000
+13.5%over 4 years29 January 2021
£387,500
+6.5%over 5 years23 October 2015
£364,000
Median price across the last 5 sales in DA14 5JW: £410,000 (2025–2024).
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Energy costs, comparable sales, crime, schools and transport

CO₂ Emissions
2.4 t/year
Street avg 3.9 t/year
DA14 5LZ
Closest school
0.5 km
Hope Community School. 22 schools nearby.
Night-time· 23:00 – 07:00
46.8dB