10 Chapel Street Westminster SW1X 7BY
Erection of a basement extension. Replacement of existing conservatory at rear lower ground floor level with a new single storey lower ground floor extension. Installation of new windows to the rear elevation and installation of sky lights to the main roof.
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Progress
Application details
- Reference
- 25/01535/FULL
- Local authority
- Westminster
- Postcode
- SW1X 7BY
- Ward
- KBW_22
- Application type
- All Other
- Property type
- House
Key dates
- Submitted
- 6 Mar 2025
- Validated
- 6 Mar 2025
- Comments close
- 14 Apr 2025
- Target decision
- 1 May 2025
- Decided
- 10 Jul 2025
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: 60m²
Recently sold nearby
Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts.
- 19 CHAPEL STREET, LONDON, SW1X 7BYTerraced · £5,600,0008 months ago29 Dec 2025
- 17 CHAPEL STREET, LONDON, SW1X 7BYTerraced · £5,975,0004 years ago15 Jun 2022
- 18 CHAPEL STREET, LONDON, SW1X 7BYTerraced · £5,790,0004 years ago11 Feb 2022
- 10 CHAPEL STREET, LONDON, SW1X 7BYTerraced · Not a standard market sale · £5,300,0005 years ago18 Jun 2021
- 23 CHAPEL STREET, LONDON, SW1X 7BYTerraced · Leasehold · £2,300,0008 years ago27 Jul 2018
- 15 CHAPEL STREET, LONDON, SW1X 7BYTerraced · Not a standard market sale · £7,350,00011 years ago26 Feb 2015
- 13 CHAPEL STREET, LONDON, SW1X 7BYTerraced · £7,000,00012 years ago20 Aug 2014
- 19 CHAPEL STREET, LONDON, SW1X 7BYTerraced · £6,700,00012 years ago24 Oct 2013
Homes here go for about £5,882,500 — the median of the last 6 market sales in SW1X 7BY, £2,300,000 to £7,000,000.
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
- 10 Chapel Street Westminster SW1X 7BYRefusedNext door
- 10 Chapel Street Westminster SW1X 7BYPermittedNext door
- 10 Chapel Street Westminster SW1X 7BYRefusedNext door
- 10 Chapel Street Westminster SW1X 7BYRefusedNext door
- 10 Chapel Street Westminster SW1X 7BYPermittedNext door
- 12 Chapel Street Westminster SW1X 7BYPermittedNext door