8 Grosvenor Square 1, 1a & 2 Duke's Yard Westminster W1K 5AE
Use of 8 Grosvenor Square and 1a and 2 Duke's Yard as a single family dwelling with rear extensions to 8 Grosvenor Square at second to fourth floor levels; infilling of east lightwell and creation of terrace at third floor level; new plant room at roof level. Demolition of ground and first floor rear extension to 1a and 2 Duke's Yard and replacement with new building on sub-basement, basement and ground floors with extended garden terrace to the main house over. Use of 1 Duke's Yard as a single family dwelling. Associated internal and external alterations to all buildings.
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Progress
Application details
- Reference
- 11/06694/FULL
- Local authority
- Westminster
- Postcode
- W1K 5AE
- Ward
- WEST END
- Application type
- All Other
- Property type
- House
Key dates
- Decided
- 26 Jan 2012
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
New owners, recently moved in. First work on a house usually follows within months of completing. 8 recent sales are listed below.
- 74 GROSVENOR STREET, LONDON, W1K 3JROther · Leasehold · Not a standard market sale · £7,597,9573 months ago22 Jun 2026
- 70 PARK STREET, LONDON, W1K 2JTTerraced · £4,000,0003 months ago19 Jun 2026
- APARTMENT 6, 17 THREE KINGS YARD, LONDON, W1K 4JTFlat or maisonette · Leasehold · £3,950,0003 months ago8 Jun 2026
- 5A MOUNT STREET, LONDON, W1K 3NEFlat or maisonette · Leasehold · £6,400,0003 months ago5 Jun 2026
- 9 SOUTH STREET, LONDON, W1K 2XAOther · Leasehold · Not a standard market sale · £12,000,0004 months ago20 May 2026
- 7 AVERY ROW, LONDON, W1K 4ALFlat or maisonette · Leasehold · Not a standard market sale · £710,0004 months ago7 May 2026
- 25 NORTH ROW, LONDON, W1K 6DJOther · Leasehold · Not a standard market sale · £2,750,0005 months ago28 Apr 2026
- FLAT 2, 68 SOUTH AUDLEY STREET, LONDON, W1K 2QYFlat or maisonette · Leasehold · £5,375,0005 months ago13 Apr 2026
Homes here go for about £4,687,500 — the median of the last 4 market sales in W1K (the wider postcode district), £3,950,000 to £6,400,000.
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
- 8 Grosvenor Square And 1, 1a, And 2 Duke's Yard Westminster W1K 5AEPermittedNext door
- 8 Grosvenor Square Westminster W1K 5AEPermittedNext door
- 8 Grosvenor Square Westminster W1K 5AEPermittedNext door
- 8 Grosvenor Square Westminster W1K 5AEPermittedNext door
- 8 Grosvenor Square Westminster W1K 5AEPermittedNext door
- 8 Grosvenor Square Westminster W1K 5AEPermittedNext door