4 Wilton Crescent Westminster SW1X 8RN
Excavation of a single storey basement beneath part of 4 Wilton Crescent, part of courtyard and mews building at 6 Kinnerton Street; Erection of two storey conservatory at rear lower ground and ground floor levels, single storey closet wing extension at first floor level, installation of plant machinary at roof level and front vaults at 4 Wilton Crescent; Changes to rear fenestration at 6 Kinnerton Street; and associated internal and external alterations.
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Progress
Application details
- Reference
- 21/06004/LBC
- Local authority
- Westminster
- Postcode
- SW1X 8RN
- Ward
- KBA_02
- Application type
- All Other
- Property type
- House
Key dates
- Submitted
- 31 Aug 2021
- Validated
- 31 Aug 2021
- Target decision
- 26 Oct 2021
- Decided
- 29 Nov 2021
Estimated project value
£14k–£41k
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: trade estimate.
Floor area gained: 198m²
Recently sold nearby
Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts. 2 recent sales are listed below.
- 11 WILTON CRESCENT, LONDON, SW1X 8RNOther · Not a standard market sale · £33,000,00013 months ago31 Jul 2025
- 4 WILTON CRESCENT, LONDON, SW1X 8RNTerraced · £34,000,00019 months ago31 Jan 2025
- FLAT 1, 1 WILTON CRESCENT, LONDON, SW1X 8RNFlat or maisonette · Leasehold · £7,860,0003 years ago14 Oct 2022
- 4 WILTON CRESCENT, LONDON, SW1X 8RNOther · Not a standard market sale · £16,000,0005 years ago16 Jul 2021
- FLAT 1, 1 WILTON CRESCENT, LONDON, SW1X 8RNFlat or maisonette · Leasehold · Not a standard market sale · £4,250,0006 years ago10 Sept 2020
- 10 WILTON CRESCENT, LONDON, SW1X 8RNOther · Not a standard market sale · £21,500,0007 years ago7 May 2019
- FLAT 1, 13 WILTON CRESCENT, LONDON, SW1X 8RNFlat or maisonette · Leasehold · £4,730,0009 years ago15 Feb 2017
- FLAT 3, 1 WILTON CRESCENT, LONDON, SW1X 8RNFlat or maisonette · Leasehold · New build · £1,247,00019 years ago31 May 2007
Homes here go for about £6,295,000 — the median of the last 4 market sales in SW1X 8RN, £1,247,000 to £34,000,000.
Contains HM Land Registry data © Crown copyright and database right 2025. 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
- 4 Wilton Crescent Westminster SW1X 8RNPermittedNext door
- 4 Wilton Crescent Westminster SW1X 8RNPermittedNext door
- 4 Wilton Crescent Westminster SW1X 8RNPermittedNext door
- 4 Wilton Crescent Westminster SW1X 8RNPermittedNext door
- 4 Wilton Crescent Westminster SW1X 8RNPermittedNext door
- 4 Wilton Crescent Westminster SW1X 8RNPermittedNext door