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Get startedFlat 1 is a semi-detached house in London (SW1X 0BB). It has a recorded floor area of 81 m² (around 872 sq ft), construction records dating it to before 1900 and council tax band G. The latest certificate (February 2021) shows a D (score 64), on the cusp of jumping into the C band. The rating has held steady at D across 2 certificates since October 2010. Between certificates, lighting went from Very Poor to Very Good. The recommended improvements would push it to C (score 78). At 81 m² this is the 4th smallest of 11 units on EPC record in the building, where floor areas span 65–141 m². The building's EPC ratings span E to C across 11 units on file.
Untraded for 18 years, with the last transfer in January 2008. That sale landed at the peak of the pre-credit-crunch market, which is a useful reference point when interpreting the price. Sale prices here have outpaced London HPI: 17.8% per year against 0% for the wider region. Today's modelled estimate of £1,406,000 is 10.3% above the 2008 sale price. At 81 m² it sits well below the postcode median (126 m² across 21 EPCs), making it one of the more compact homes locally. One planning record on file: an extension approved in 2022. Past consents include an extension, meaningful when judging how the property has evolved.
Flat 1 has an approved single-storey rear extension on the planning record.
Extension: Single storey · Rear of property
Erection of rear ground floor level extension with brickwork to match existing; formation of traditional lead roof; installation of French double doors and two sash windows; and partial in-fill of void below outrigger to line with flat roof
Flat 1 has more than quadrupled in price since its earliest registered sale in 1997.
£1,406,000
Modelled from EPC, postcode comparables and a sale-price growth of 17.8% per year over 10 years.
£1,275,000
Growth on file: 17.8% per year over 10 years.
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Flat 1 is notably below the street on habitable rooms.
Price per m²
£15,741
Street avg £16,238
Floor Area
81 m²
Street avg 142 m²
Habitable Rooms
2 rooms
Street avg 4 rooms
Rail-style transport is unusually close for this postcode.
Crime
5/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
Pont Street — bus stop.

Daytime· 07:00 – 23:00
58.4dB

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Changes detected from historical EPC data
Heating controls upgraded for better temperature management
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
18 January 2008Most recent
£1,275,000
+420.4%over 10 years15 December 1997
£245,000
Median price across the last 5 sales in SW1X 0BB: £1,350,000 (2025–2021).
Detailed EPC data
Full energy ratings, history and recommendations
Full planning history
Every application and decision on record
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Comparable sales, transport, crime, schools and more

CO₂ Emissions
3.9 t/year
Street avg 5.0 t/year
SW1X 0LJ
Closest school
0.4 km
St Joseph's Catholic Primary School. 53 schools nearby.
Night-time· 23:00 – 07:00
48.2dB