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Get started3 Relton Mews is a mid-terrace house in Westminster, London, London (SW7 1ET). It has a recorded floor area of 232 m² (around 2497 sq ft), construction records dating it to 1900-1929 and council tax band G. The latest certificate (December 2019) shows a C (score 79), near the top of the C band. When first surveyed in September 2012 the rating was D, the property has climbed 1 band since. Between certificates, wall efficiency went from Very Poor to Good, window efficiency went from Poor to Very Good and hot-water efficiency went from Average to Good. The recommended improvements would push it to B (score 83).
At 232 m² the property is well over the postcode median (164 m² across 6 EPCs), placing it in the larger end of the local stock. 3 planning records sit against the property, 3 approved, 0 refused. Past consents include a basement excavation and an extension, meaningful when judging how the property has evolved.
Variation of Condition 1 of planning permission dated 19 August 2013 (RN: 13/05418) for excavation beneath property to form basement extension, construction of two side dormers, installation of a grill and roof light within rear roof slope, alterations to the front elevation and installation of an air conditioning condenser unit within the roof, namely to relocate the air condenser unit and louvre at roof level.
3 Relton Mews has no Land Registry sales on file, suggesting it has stayed in the same hands since registration began.
£4,196,000
Modelled from EPC, postcode comparables.
That can mean the property has never traded since the registry began publishing in 1995, was a new build that hasn't been registered yet, or is held in the same hands long-term.
Everything we know about this property, compiled into one in-depth, downloadable report.
Detailed AI analysis
EPC Rating for 3 Relton Mews runs comfortably ahead of the street norm.
EPC Rating
79 (C)
Street avg 65 (D)
Floor Area
232 m²
Street avg 161 m²
CO₂ Emissions
4.2 t/year
Rail-style transport is unusually close for this postcode.
Crime
10/mo
Rising year-on-year across the wider district.
Nearest stop
0.2 km
Harrods — bus stop.

Daytime· 07:00 – 23:00
58.0dB

Changes detected from historical EPC data
Heating controls upgraded for better temperature management
Hot water system upgraded
High performance glazing installed
Wall insulation upgraded
Loft insulation upgraded to recommended levels
Floor insulation added or improved
More low energy lighting installed
Are we missing something? Tell us about home improvements to help adjust your valuation.
Extension: Single storey
Excavation beneath property to form basement extension, construction of two side dormers, installation of a grill and roof light within rear roof slope, alterations to the front elevation and installation of an air conditioning condenser unit within the roof
1 more application for this property
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Median price across the last 5 sales in SW7 1ET: £3,575,000 (2023–2014).
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Street avg 5.4 t/year
SW7 1QJ
Closest school
0.7 km
Marlborough Primary School. 56 schools nearby.
Night-time· 23:00 – 07:00
49.0dB