5 Belgrave Mews North Westminster SW1X 8RS
Variation of Condition 1 of planning permission dated 1 April 2021 (RN: 21/00034/FULL) for demolition behind retained mews facade and alterations and extensions including second floor mansard roof extension, single storey ground floor rear extension, replacement of ground floor link between 5 Belgrave Mews North and 5 Belgrave Square, excavation of basement beneath footprint of mews, and installation of air conditioning units within acoustic enclosures at rear first floor level; NAMELY, a revised roof plan, front elevation, rear elevation and sections which show the top, flat section of the new mansard roof to be covered in a zinc standing seam roof.
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Progress
Application details
- Reference
- 21/06785/FULL
- Local authority
- Westminster
- Postcode
- SW1X 8RS
- Ward
- KBA_02
- Application type
- All Other
- Property type
- Flat
Key dates
- Submitted
- 4 Oct 2021
- Validated
- 4 Oct 2021
- Comments close
- 12 Nov 2021
- Target decision
- 29 Nov 2021
- Decided
- 25 Nov 2021
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
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