3A Belgrave Mews North Westminster SW1X 8RS
Demolition of building behind retained front facade at first floor level and reconstruction comprising remodelling of existing mews house to provide additional accommodation including single storey excavation to create new basement level: mansard roof extension; lightwell infill via rear extension at first floor level; insertion of roof lights and new sliding doors to rear elevation for access to rear courtyard.
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Progress
Application details
- Reference
- 14/01357/FULL
- Local authority
- Westminster
- Postcode
- SW1X 8RS
- Ward
- KNIGHTSBRIDGE AND BELGRAVIA
- Application type
- All Other
- Property type
- House
Key dates
- Decided
- 10 Apr 2014
Estimated project value
£37k–£100k
Typical UK cost for this job type, at inner London rates (2026). Estimated from the proposal description — planning applications do not state build cost. Source: Checkatrade 2026 loft conversion cost guide.
Recently sold nearby
New owners, recently moved in. First work on a house usually follows within months of completing.
- 40 BELGRAVE MEWS NORTH, LONDON, SW1X 8RSOther · Not a standard market sale · £2,500,0005 months ago15 May 2026
- 4A BELGRAVE MEWS NORTH, LONDON, SW1X 8RSTerraced · £4,125,0003 years ago4 Aug 2023
- 36 BELGRAVE MEWS NORTH, LONDON, SW1X 8RSTerraced · £4,300,0004 years ago11 Aug 2022
- 45 BELGRAVE MEWS NORTH, LONDON, SW1X 8RSTerraced · Leasehold · Not a standard market sale · £2,110,0006 years ago15 Jun 2020
- 2 BELGRAVE MEWS NORTH, LONDON, SW1X 8RSTerraced · £3,950,0009 years ago8 May 2017
- 41 BELGRAVE MEWS NORTH, LONDON, SW1X 8RSOther · Not a standard market sale · £35,557,2909 years ago7 Apr 2017
- 37 BELGRAVE MEWS NORTH, LONDON, SW1X 8RSFlat or maisonette · £3,200,00010 years ago22 Aug 2016
- 3A BELGRAVE MEWS NORTH, LONDON, SW1X 8RSTerraced · £1,300,00013 years ago16 Jul 2013
Homes here go for about £3,950,000 — the median of the last 5 market sales in SW1X 8RS, £1,300,000 to £4,300,000.
Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0. Sales are matched by postcode, not by property, so a sale listed here may be a neighbouring address. England and Wales only.
Planning constraints
No designations recorded at this location. This is not a formal search — always confirm with the local authority before relying on it.
Designations from planning.data.gov.uk, Open Government Licence v3.0. Indicative only — not a formal local authority search.
Nearby applications
- 3A Belgrave Mews North Westminster SW1X 8RSPermittedNext door
- 2 Belgrave Mews North Westminster SW1X 8RSPermittedNext door
- 33 Wilton Crescent Westminster SW1X 8RXPermittedAdjoining
- 33 Wilton Crescent Westminster SW1X 8RXRefusedAdjoining
- 33 Wilton Crescent Westminster SW1X 8RXPermittedAdjoining
- 5 Belgrave Mews North Westminster SW1X 8RSPermittedAdjoining