25 Wimpole Street Westminster W1G 8GL
Partial excavation of existing rear garden to create a new two storey link extension at lower ground and ground floor level behind 25 Wimpole Street and 18-20 Harley Place to provide Class E(g)(ii) medical research and development space in conjunction with a new single storey basement and mansard roof extension at 18-20 Harley Place in conjunction with the existing lower ground floor level of No 25 Wimpole Street and accommodation at 18-20 Harley Place, installation of new plant and photovoltaics on main roof at 25 Wimpole Street and roof at 18-20 Harley Place. New rear courtyard garden, green roofs and terrace spaces to the site. (Part of land swap with 27 Wimpole Street).
Tracking, tags and letters are part of the paid plan. See what it costs. Searching and reading any record stays free.
Progress
Application details
- Reference
- 24/01624/FULL
- Local authority
- Westminster
- Postcode
- W1G 8GL
- Ward
- MBW_22
- Application type
- All Other
- Property type
- House
Key dates
- Submitted
- 12 Mar 2024
- Validated
- 12 Mar 2024
- Comments close
- 16 Jul 2024
- Target decision
- 7 May 2024
- Decided
- 2 Oct 2024
Estimated project value
£2110k–£4400k
Based on the 1,303m² of floor area stated in the application, at inner London rates (2026). Source: Checkatrade 2026, loft conversion £1,200-£2,500/m².
Floor area gained: 1,303m²
Recently sold nearby
Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts.
- FLAT 4 SOUTH, 25 WIMPOLE STREET, LONDON, W1G 8GLOther · Leasehold · Not a standard market sale · £52,50022 months ago18 Oct 2024
Contains HM Land Registry data © Crown copyright and database right 2024. 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
- 25 Wimpole Street Westminster W1G 8GLWithdrawnNext door
- 16A Harley Place Westminster W1G 8LZPendingNext door
- 27 Wimpole Street Westminster W1G 8GNPermittedNext door
- 27 Wimpole Street Westminster W1G 8GNPermittedNext door
- 27 Wimpole Street Westminster W1G 8GNWithdrawnNext door
- 23 Wimpole Street WestminsterPermittedAdjoining