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Get startedBasement Flat is an end-of-terrace house in Lewisham, London, London (SE12 8RU). It has a recorded floor area of 51 m² (around 549 sq ft) and construction records dating it to before 1900. The latest certificate (March 2023) shows a D (score 67), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since December 2012. Between certificates, wall efficiency dropped from Poor to Very Poor and window efficiency dropped from Good to Average. The recommended improvements would push it to C (score 77).
Sale prices here have outpaced London HPI: 7.3% per year against 0% for the wider region. Today's modelled estimate of £351,000 is 10.9% above the 2022 sale price. On a £-per-square-foot basis, the last sale (£577/sq ft) was about 80.4% above the typical sold price in the postcode. Most recent transfer: February 2022 at £316,500. That sale was during the post-pandemic price surge, when transactions cleared materially above pre-2020 trend.
Basement Flat has more than quadrupled in price since its earliest registered sale in 1996.
£351,000
Modelled from EPC, postcode comparables and a sale-price growth of 7.3% per year over 26 years.
£316,500
Growth on file: 7.3% per year over 26 years.
On co₂ emissions, Basement Flat stands well clear of the street.
Price per m²
£6,206
Street avg £5,137
Floor Area
51 m²
Street avg 70 m²
Habitable Rooms
3 rooms
Street avg 3 rooms
Rail-style transport is unusually close for this postcode.
Crime
8/mo
Rising year-on-year across the wider district.
Nearest stop
0.0 km
Lampmead Road — bus stop.

Daytime· 07:00 – 23:00
51.6dB

25 February 2022Most recent
£316,500
+526.7%over 25 years29 March 1996
£50,500
Median price across the last 5 sales in SE12 8RU: £300,000 (2025–2022).
CO₂ Emissions
2.1 t/year
Street avg 3.0 t/year
SE12 8HE
Closest school
0.3 km
Trinity Church of England School, Lewisham. 55 schools nearby.
Flood risk
Very low
From the Environment Agency.
Night-time· 23:00 – 07:00
42.4dB
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