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Get startedLonsdale Mansions is a detached house in London (SW4 0BA). It has a recorded floor area of 52 m² (around 560 sq ft) and construction records dating it to 1900-1929. At 52 m² this is the 2nd smallest of 5 units on EPC record in Lonsdale Mansions, where floor areas span 50–70 m². The building's EPC ratings span D to C, with this unit at the bottom. The latest certificate (July 2025) shows a D (score 62), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since July 2012. Between certificates, wall efficiency went from Very Poor to Poor and window efficiency went from Very Poor to Poor; while lighting dropped from Very Good to Average. The recommended improvements would push it to C (score 72).
At 52 m² it's 16.1% smaller than the typical home in the postcode (62 m² median across 39 EPCs).
Lonsdale Mansions has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£497,000
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.
On floor area, Lonsdale Mansions runs well behind the street norm.
EPC Rating
62 (D)
Street avg 66 (D)
Floor Area
52 m²
Street avg 64 m²
CO₂ Emissions
1.9 t/year
Street avg 2.4 t/year
Rail-style transport is unusually close for this postcode.
Crime
9/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
Nelson's Row — bus stop.

Daytime· 07:00 – 23:00
55.5dB

Changes detected from historical EPC data
Single glazing replaced with double or better glazing
Wall insulation improved
Are we missing something? Tell us about home improvements to help adjust your valuation.
Habitable Rooms
3 rooms
Street avg 3 rooms
SW4 0BG
Closest school
0.1 km
Clapham Manor Primary School. 81 schools nearby.
Night-time· 23:00 – 07:00
45.5dB