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Get started3 Lyall Mews is a five-bedroom mid-terrace house in Westminster, London, London (SW1X 8DJ). It has a recorded floor area of 325 m² (around 3498 sq ft), construction records dating it to before 1900 and council tax band H. The latest certificate (January 2022) shows a D (score 66), on the cusp of jumping into the C band. Earlier certificates rated it C (June 2010); the latest reading is one band lower. Between certificates, window efficiency went from Poor to Average and lighting went from Very Poor to Very Good; while wall efficiency dropped from Good to Poor and roof efficiency dropped from Good to Very Poor. The recommended improvements would push it to C (score 76).
Sale prices here have outpaced London HPI: 15.1% per year against 0% for the wider region. On a £-per-square-foot basis, the last sale (£2,173/sq ft) was about 52% above the typical sold price in the postcode. At 325 m² the property is well over the postcode median (173 m² across 12 EPCs), placing it in the larger end of the local stock. 11 planning records sit against the property, 6 approved, 5 refused. Past consents include an extension, a basement excavation and partial demolition, meaningful when judging how the property has evolved. The record references listed-building consent, which constrain future alterations. Last changed hands 12 years ago, in March 2014.
3 Lyall Mews's carbon output runs well above what efficient homes in the postcode produce.
Planning history includes recorded demolition works, indicating a major rebuild phase at this address.
Details of services riser enclosure pursuant to Condition 5 of planning permission dated 26 February 2009 (RN:08/07098).
Price for 3 Lyall Mews has grown more than fourfold since the 1998 starting point.
£7,002,000
Modelled from EPC, postcode comparables and a sale-price growth of 15.1% per year over 16 years.
£7,600,000
Growth on file: 15.1% per year over 16 years.
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On floor area, 3 Lyall Mews stands well clear of the street.
Price per m²
£23,385
Street avg £23,266
Floor Area
325 m²
Street avg 181 m²
Habitable Rooms
6 rooms
Street avg 6 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
Eaton Square — bus stop.

Daytime· 07:00 – 23:00
60.3dB

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Changes detected from historical EPC data
Hot water efficiency decreased
Windows upgraded, improving insulation
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
Alterations during the course of construction to a scheme granted permission on 16 June 2005 for the removal of existing roof and internal floors, mansard extension at second floor level, excavation of lower ground floor and basement, demolition and rebuild of front elevation and alterations to rear elevation, all in connection with continued use as a single family dwelling (RN: 04/05857); namely, to include the installation of two air conditioning condenser units and services riser enclosure at roof level.
9 more applications for this property
See the full planning history in the property report.
11 March 2014Most recent
£7,600,000
+794.1%over 15 years27 July 1998
£850,000
Median price across the last 5 sales in SW1X 8DJ: £4,900,000 (2025–2017).
Detailed EPC data
Full energy ratings, history and recommendations
Full planning history
Every application and decision on record
Plus much more
Comparable sales, transport, crime, schools and more

CO₂ Emissions
12.4 t/year
Street avg 7.4 t/year
SW1X 8BN
Closest school
0.4 km
Holy Trinity CofE Primary School. 57 schools nearby.
Night-time· 23:00 – 07:00
51.1dB