14-17 Devonshire Street 13 Devonshire Street Westminster W1G 7AE
Use of 15 Devonshire Street and the third floor of 17 Devonshire Street for medical purposes (Class D1); temporary use of 16 Devonshire Street and basement, ground, first, second and fourth floors of 17 Devonshire Street for medical purposes (Class D1) for a period of 40 years in connection with medical use at 13-14 Devonshire Street; new basement and ground floor rear extension at Nos. 16 and 17 Devonshire Street; glazed first floor extension linking Nos. 16 and 17 Devonshire Street, new glazed roof to rear of first floor level lightwell to 15 and 16 Devonshire Street. Installation of plant at 16 and 17 Devonshire Street at rear ground floor level with associated screening. (Land use swap with 26-28 Hallam Street, 29 Beaumont Street and 1A Upper Wimpole Street).
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Progress
Application details
- Reference
- 10/07225/FULL
- Local authority
- Westminster
- Postcode
- W1G 7AE
- Ward
- MARYLEBONE HIGH STREET
- Application type
- All Other
- Property type
- House
Key dates
- Decided
- 8 Sept 2011
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.
- 4 DEVONSHIRE CLOSE, LONDON, W1G 7BAOther · Not a standard market sale · £7,8133 months ago27 May 2026
- FLAT 13, 40 - 41 WIMPOLE STREET, LONDON, W1G 8ABFlat or maisonette · Leasehold · £1,000,0004 months ago30 Apr 2026
- FLAT 2, 36 DEVONSHIRE PLACE, LONDON, W1G 6JRFlat or maisonette · Leasehold · £1,450,0004 months ago23 Apr 2026
- FLAT 47, BASILDON COURT, 28 DEVONSHIRE STREET, LONDON, W1G 6PRFlat or maisonette · Leasehold · £700,0005 months ago19 Mar 2026
- FLAT 49, 2 MANSFIELD STREET, LONDON, W1G 9NFFlat or maisonette · Leasehold · £2,140,7507 months ago30 Jan 2026
- FLAT 47, MELCOMBE REGIS COURT, 59 WEYMOUTH STREET, LONDON, W1G 8NTFlat or maisonette · Leasehold · £775,0007 months ago21 Jan 2026
- 18 WHEATLEY STREET, LONDON, W1G 8PSOther · Leasehold · Not a standard market sale · £1,550,0007 months ago16 Jan 2026
- FLAT 33, MELCOMBE REGIS COURT, 59 WEYMOUTH STREET, LONDON, W1G 8NTFlat or maisonette · Leasehold · Not a standard market sale · £242,0007 months ago14 Jan 2026
Homes here go for about £1,000,000 — the median of the last 5 market sales in W1G (the wider postcode district), £700,000 to £2,140,750.
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
- 13, 14 Devonshire Street Westminster W1G 7AEPermittedNext door
- 13, 14 Devonshire Street Westminster W1G 7AEPermittedNext door
- 13-14 Devonshire Street Westminster W1G 7AEPermittedNext door
- 13-14 Devonshire Street Westminster W1G 7AEPermittedNext door
- 13 Devonshire Street Westminster W1G 7AEPermittedNext door
- 17 Devonshire Street Westminster W1G 7AGPermittedNext door