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Get started15 Princes Mews is a two-bedroom mid-terrace house in Westminster, London, London (W2 4NX). It has a recorded floor area of 94 m² (around 1012 sq ft), construction records dating it to 1900-1929 and council tax band G. Tenure is freehold. The latest certificate (March 2024) shows an E (score 53), well below the UK norm with real room to improve. The recommended improvements would lift it to B (score 82), a 3-band jump. Other recorded features include a balcony.
Sale prices here have outpaced London HPI: 5.2% per year against 0% for the wider region. Today's modelled estimate of £1,678,000 is 24.8% above the 2024 sale price. On a £-per-square-foot basis, the last sale (£1,329/sq ft) was about 96.1% above the typical sold price in the postcode. One planning record on file: a basement excavation approved in 2025. Past consents include a basement excavation, meaningful when judging how the property has evolved. At 94 m² it's 23.3% smaller than the typical home in the postcode (123 m² median across 18 EPCs). It lags the bulk of the postcode on energy efficiency (less efficient than 83% of similar EPCs). Last sale on file: £1,345,000 in September 2024.
Recommended upgrades on file would lift this property by multiple EPC bands.
Excavation of a basement beneath the dwelling, the erection of a structure at roof level with external terrace and alterations to the front fenestration including the addition of a Juliet balcony.
15 Princes Mews has more than tripled in price since its earliest registered sale in 1998.
£1,678,000
Modelled from EPC, postcode comparables and a sale-price growth of 5.2% per year over 26 years.
£1,345,000
Growth on file: 5.2% per year over 26 years.
15 Princes Mews is notably below the street on years held.
Price per m²
£14,309
Street avg £14,569
Floor Area
94 m²
Street avg 121 m²
Habitable Rooms
4 rooms
Street avg 4 rooms
Rail-style transport is unusually close for this postcode.
Crime
19/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
Whiteleys — bus stop.

Daytime· 07:00 – 23:00
59.2dB

13 September 2024Most recent
£1,345,000
+273.6%over 25 years21 October 1998
£360,000
Median price across the last 5 sales in W2 4NX: £1,775,000 (2025–2022).
CO₂ Emissions
5.0 t/year
Street avg 4.3 t/year
W2 4RB
Closest school
0.4 km
Hallfield Primary School. 73 schools nearby.
Night-time· 23:00 – 07:00
50.1dB
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