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Permitted2025/01637/FULSubmitted over a year agoRear extension

London Borough of Hammersmith and Fulham

Alterations to the existing front boundary wall, including partial removal of the wall and hedges to form a new opening, erection of a brick pier, and installation of a new metal access gate ancillary to Flat 1 (no. 32 Cromwell Grove); erection of a single storey rear extension at ground floor level, following the demolition of existing conservatory, alterations to fenestration including installation of replacement timber sash windows at ground floor level, installation of a new timber window to the side elevation at ground floor level, replacement of modern French doors and entrance door with new aluminium glazed doors at basement level, installation of a new window at basement level, excavation of the side path alleyway in connection with the formation of external steps leading to the existing basement, and raising height of the garden walls (no. 32 Cromwell Grove); bringing forward and replacement of the existing side access gate and fencing on top, to the front elevation of both properties (nos. 30 and 32 Cromwell Grove).

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Progress

Submitted
12 Aug 2025
— completed
Validated
12 Aug 2025
— completed
Consultation
2 Sept 2025
— completed
Target date
7 Oct 2025
— completed
Decided
25 Nov 2025
— completed

Application details

Reference
2025/01637/FUL
Local authority
Hammersmith and Fulham
Ward
ADDISO
Application type
All Other
Property type
Flat

Key dates

Submitted
12 Aug 2025
Validated
12 Aug 2025
Comments close
2 Sept 2025
Target decision
7 Oct 2025
Decided
25 Nov 2025

Estimated project value

£24k–£40k

Based on the 13.3m² of floor area stated in the application, at UK average rates (2026). Source: FMB / Checkatrade 2026, single-storey extension £1,800-£3,000/m².

Floor area gained: 13.3

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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