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Get started15 Lowndes Square is a mid-terrace house in Westminster, London, London (SW1X 9HB). It has a recorded floor area of 154 m² (around 1658 sq ft), construction records dating it to before 1900 and council tax band H. The latest certificate (October 2019) shows a D (score 68), on the cusp of jumping into the C band. The recommended improvements would push it to C (score 77).
Sale prices here have outpaced London HPI: 15.8% per year against 0% for the wider region. Today's modelled estimate of £2,981,000 is 37.9% below the 2020 sale of £4,800,000, a rare downward gap that often correlates with deferred maintenance or unfinished works. On a £-per-square-foot basis, the last sale (£2,896/sq ft) was about 442.1% above the typical sold price in the postcode. Last sale on file: £4,800,000 in July 2020. Across the public record there are 4 sales, relatively high churn for a single property. At 154 m² it's 20.3% larger than the typical home in the postcode (128 m² median across 19 EPCs).
15 Lowndes Square has more than quadrupled in price since its earliest registered sale in 2001.
£2,981,000
Modelled from EPC, postcode comparables and a sale-price growth of 15.8% per year over 19 years.
£4,800,000
Growth on file: 15.8% per year over 19 years.
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On price per m², 15 Lowndes Square stands well clear of the street.
Price per m²
£31,169
Street avg £12,235
Floor Area
154 m²
Street avg 162 m²
Habitable Rooms
5 rooms
Rail-style transport is unusually close for this postcode.
Crime
5/mo
Rising year-on-year across the wider district.
Nearest stop
0.1 km
Sloane Street / Knightsbridge Station — bus stop.

Daytime· 07:00 – 23:00
59.7dB

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23 July 2020Most recent
£4,800,000
+3536.4%over 8 months14 November 2019
£132,000
-90.6%over 8 years12 January 2011
£1,400,000
+366.7%over 9 years7 September 2001
£300,000
Median price across the last 5 sales in SW1X 9HB: £3,475,000 (2024–2021).
Detailed EPC data
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Full planning history
Every application and decision on record
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Comparable sales, transport, crime, schools and more

Street avg 4 rooms
CO₂ Emissions
5.9 t/year
Street avg 5.6 t/year
Closest school
0.8 km
Holy Trinity CofE Primary School. 49 schools nearby.
Night-time· 23:00 – 07:00
51.4dB