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Get started15b is a mid-terrace house in Westminster, London, London (SW7 1AA). It has a recorded floor area of 125 m² (around 1345 sq ft), construction records dating it to before 1900 and council tax band G. The latest certificate (September 2025) shows a C (score 75), near the top of the C band. When first surveyed in April 2011 the rating was F, the property has climbed 3 bands since. Between certificates, hot-water efficiency went from Very Poor to Average, lighting went from Poor to Good and main heating went from Poor to Average; while window efficiency dropped from Average to Very Poor. The recommended improvements would push it to B (score 85). At 125 m² this is the 3rd smallest of 6 units on EPC record in the building, where floor areas span 78–215 m². The building's EPC ratings span E to B across 6 units on file.
Untraded for 24 years, with the last transfer in April 2002. Today's modelled estimate of £1,686,000 sits 224.2% above the 2002 sale of £520,000. On a £-per-square-foot basis, the last sale (£386/sq ft) was about 67.9% below the postcode norm.
15b's estimated value is more than triple its earliest registered sale price (2002).
£1,686,000
Modelled from EPC, postcode comparables.
£520,000
Recorded with HM Land Registry.
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Detailed AI analysis
On years held, 15b stands well clear of the street.
Price per m²
£4,160
Street avg £21,267
Floor Area
125 m²
Street avg 165 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
Rail-style transport is unusually close for this postcode.
Crime
10/mo
Rising year-on-year across the wider district.
Nearest stop
0.3 km
Prince Of Wales Gate — bus stop.

Daytime· 07:00 – 23:00
56.7dB

Changes detected from historical EPC data
Heating controls changed
Hot water efficiency improved
Heating controls upgraded for better temperature management
Hot water efficiency decreased
Low energy lighting percentage decreased
Hot water efficiency improved
Fuel source changed
Wall insulation improved
More low energy lighting installed
Changed to a more efficient fuel source
Heating controls changed
Hot water efficiency decreased
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
17 April 2002Most recent
£520,000
Median price across the last 5 sales in SW7 1AA: £2,600,000 (2024–2022).
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CO₂ Emissions
2.9 t/year
Street avg 5.7 t/year
SW7 1HX
Closest school
0.8 km
Marlborough Primary School. 61 schools nearby.
Night-time· 23:00 – 07:00
47.8dB