4 Walham Grove London Borough of Hammersmith and Fulham SW6 1QP
Erection of a rear dormer roof extension; erection of a side infill extension on top of the existing back addition, and installation of a rooflight on top of the flat roof at first floor level; installation of 2no. rooflights in the side roofslope; excavation of the front garden, in connection with the creation of a new basement with habitable room (connected with the main dwellinghouse); erection of a new external staircase following the removal of existing, to the front elevation from ground to basement floor level; alterations to fenestration to the external rear facade; alterations to the existing single storey rear extension to include, erection of balustrade, and formation of a new flat roof with new rooflights on top following the removal of existing, and installation of new sliding doors to the rear elevation following the removal of existing French door and windows; associated works.
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Progress
Application details
- Reference
- 2025/00747/FUL
- Local authority
- Hammersmith and Fulham
- Postcode
- SW6 1QP
- Ward
- LILLIE
- Application type
- All Other
- Property type
- Flat
Key dates
- Submitted
- 27 Mar 2025
- Validated
- 27 Mar 2025
- Comments close
- 17 Apr 2025
- Target decision
- 22 May 2025
- Decided
- 14 Nov 2025
Estimated project value
£65k–£135k
Based on the 40.0m² 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: 40m² · 2 additional bedrooms
Recently sold nearby
New owners, recently moved in. First work on a house usually follows within months of completing.
- WALHAM HOUSE WALHAM GROVE, LONDON, SW6 1QPTerraced · £1,285,0004 months ago24 Apr 2026
- 21 WALHAM GROVE, LONDON, SW6 1QPTerraced · £1,925,0003 years ago16 Jan 2023
- 9 WALHAM GROVE, LONDON, SW6 1QPTerraced · £2,800,0004 years ago1 Dec 2021
- FLAT 1, 17 - 18 WALHAM GROVE, LONDON, SW6 1QPFlat or maisonette · Leasehold · £916,2505 years ago30 Jun 2021
- 9 WALHAM GROVE, LONDON, SW6 1QPTerraced · £2,900,0005 years ago30 Apr 2021
- FIRST FLOOR FLAT, 19 WALHAM GROVE, LONDON, SW6 1QPFlat or maisonette · Leasehold · £685,0005 years ago1 Apr 2021
- 3 WALHAM GROVE, LONDON, SW6 1QPTerraced · £1,960,0005 years ago18 Mar 2021
- 26C WALHAM GROVE, LONDON, SW6 1QPFlat or maisonette · Leasehold · £352,0005 years ago18 Feb 2021
Homes here go for about £1,605,000 — the median of the last 8 market sales in SW6 1QP, £352,000 to £2,900,000.
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.
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