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Get startedFlat 1 is a detached house in London (SW4 7RJ). It has a recorded floor area of 39 m² (around 420 sq ft) and construction records dating it to 2021. At 39 m² this is the smallest unit on EPC record across the building (39–80 m²). The building's EPC ratings span D to B, with this unit at the bottom. On EPC score it ranks last in the building (65 versus a best of 81). The latest certificate (November 2021) shows a D (score 65), on the cusp of jumping into the C band. Earlier certificates rated it C (November 2021); the latest reading is one band lower. Between certificates, wall efficiency went from Very Poor to Very Good and window efficiency went from Good to Very Good; while hot-water efficiency dropped from Poor to Very Poor. Main heating runs on electricity: electricity, unspecified tariff.
At 39 m² it sits well below the postcode median (82 m² across 44 EPCs), making it one of the more compact homes locally.
Flat 1 has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£516,000
Modelled from EPC, postcode comparables.
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Flat 1 is notably below the street on floor area.
EPC Rating
65 (D)
Street avg 67 (D)
Floor Area
39 m²
Street avg 75 m²
CO₂ Emissions
1.7 t/year
Street avg 3.0 t/year
Rail-style transport is unusually close for this postcode.
Crime
9/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Tremadoc Road — bus stop.

Daytime· 07:00 – 23:00
54.1dB

Changes detected from historical EPC data
Hot water system changed
High performance glazing installed
Cavity wall insulation installed
Floor insulation added or improved
Are we missing something? Tell us about home improvements to help adjust your valuation.
Median price across the last 5 sales in SW4 7RJ: £680,500 (2025–2022).
SW4 7SH
Closest school
0.7 km
St Andrew's Church of England Primary School. 86 schools nearby.
Night-time· 23:00 – 07:00
43.2dB