Knightsbridge Westminster SW1X 7QU
Single storey extension at roof level to provide four additional residential units, including terraces and plant room. Reinstatement of the central cupola and northern and southern turrets.
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Progress
Application details
- Reference
- 15/10847/FULL
- Local authority
- Westminster
- Postcode
- SW1X 7QU
- Ward
- KNIGHTSBRIDGE AND BELGRAVIA
- Application type
- All Other
- Property type
- House
Key dates
- Decided
- 15 Jul 2016
Estimated project value
£41k–£75k
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: MyJobQuote / Checkatrade 2026, ~20m² at £1,800-£3,000/m².
Recently sold nearby
Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts. 2 recent sales are listed below.
- 82, PARK MANSIONS KNIGHTSBRIDGE, LONDON, SW1X 7QUFlat or maisonette · Leasehold · £1,550,0007 months ago2 Feb 2026
- 85, PARK MANSIONS KNIGHTSBRIDGE, LONDON, SW1X 7QUFlat or maisonette · Leasehold · £935,00022 months ago29 Oct 2024
- 78, PARK MANSIONS KNIGHTSBRIDGE, LONDON, SW1X 7QUFlat or maisonette · Leasehold · £1,855,0002 years ago9 Aug 2024
- 89, PARK MANSIONS KNIGHTSBRIDGE, LONDON, SW1X 7QUFlat or maisonette · Leasehold · £1,300,0003 years ago1 Mar 2023
- 91, PARK MANSIONS KNIGHTSBRIDGE, LONDON, SW1X 7QUFlat or maisonette · Leasehold · £975,0003 years ago11 Nov 2022
- 87, PARK MANSIONS KNIGHTSBRIDGE, LONDON, SW1X 7QUFlat or maisonette · Leasehold · £2,400,0005 years ago28 Jun 2021
- 77, PARK MANSIONS KNIGHTSBRIDGE, LONDON, SW1X 7QUFlat or maisonette · Leasehold · £3,600,0006 years ago17 Dec 2019
- 78, PARK MANSIONS KNIGHTSBRIDGE, LONDON, SW1X 7QUFlat or maisonette · Leasehold · Not a standard market sale · £1,700,0008 years ago16 May 2018
Homes here go for about £1,550,000 — the median of the last 7 market sales in SW1X 7QU, £935,000 to £3,600,000.
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
- Knightsbridge Westminster SW1X 7QUPermittedNext door
- 149 Knightsbridge Westminster SW1X 7PAPermittedNext door
- 149 Knightsbridge Westminster SW1X 7PAPermittedNext door
- 14, 18 Brompton Road Westminster SW1X 7QNPermittedNext door
- 14, 18 Brompton Road Westminster SW1X 7QNPermittedNext door
- 14, 18 Brompton Road Westminster SW1X 7QNRefusedNext door