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Get startedBasement Flat is a two-bedroom detached house in Bromley, London, London (SE20 8EF). It has a recorded floor area of 68 m² (around 732 sq ft) and construction records dating it to before 1900. The latest certificate (February 2022) shows a D (score 64), on the cusp of jumping into the C band. The rating has held steady at D across 3 certificates since June 2009. Between certificates, lighting went from Very Poor to Poor. The recommended improvements would push it to C (score 78).
Sale prices here have outpaced London HPI: 1.5% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£544/sq ft) was about 54.4% above the typical sold price in the postcode. At 68 m² the property is well over the postcode median (51 m² across 74 EPCs), placing it in the larger end of the local stock. It changed hands recently, sold February 2025 for £398,500.
Basement Flat valuation sits well clear of the typical sold price in this postcode.
£396,000
Modelled from EPC, postcode comparables and a sale-price growth of 1.5% per year over 9 years.
£398,500
Growth on file: 1.5% per year over 9 years.
Everything we know about this property, compiled into one in-depth, downloadable report.
Years Held for Basement Flat lags the street by a wide margin.
Price per m²
£5,860
Street avg £6,194
Floor Area
68 m²
Street avg 52 m²
Habitable Rooms
3 rooms
Street avg 2 rooms
Rail-style transport is unusually close for this postcode.
Crime
6/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Seymour Villas — bus stop.

Daytime· 07:00 – 23:00
52.1dB

Changes detected from historical EPC data
More low energy lighting installed
Heating controls changed
Low energy lighting percentage decreased
Are we missing something? Tell us about home improvements to help adjust your valuation.
28 February 2025Most recent
£398,500
+14.5%over 9 years26 February 2016
£348,000
Median price across the last 5 sales in SE20 8EF: £360,000 (2025–2024).
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CO₂ Emissions
3.0 t/year
Street avg 2.1 t/year
SE20 8DD
Closest school
0.3 km
James Dixon Primary School. 60 schools nearby.
Night-time· 23:00 – 07:00
42.9dB