4 Biddulph Road Westminster W9 1JB
Variation of condition 1 of planning permission dated 5th June 2025 (RN 25/01845/FULL) for the Erection of rear extensions at ground and first floor levels, single storey side extension at ground floor level, and rear roof dormer; Excavation to extend existing basement level; installation of rooflights; Alterations to windows and doors; Creation of bin store to front garden; Landscaping works; and associated external alterations. NAMELY, amendments to the front and rear fenestration; new window to rear first floor; amendment to the dormer position; amendment to rooflights; extension of the rear gable end wall at ground and first floor levels; and a reduction of the side extension footprint to the front.
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Progress
Application details
- Reference
- 25/07165/FULL
- Local authority
- Westminster
- Postcode
- W9 1JB
- Ward
- MVW_22
- Application type
- All Other
- Property type
- House
Key dates
- Submitted
- 3 Oct 2025
- Validated
- 3 Oct 2025
- Comments close
- 5 Mar 2026
- Target decision
- 28 Nov 2025
- Decided
- 13 Feb 2026
Estimated project value
£37k–£100k
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: Checkatrade 2026 loft conversion cost guide.
Recently sold nearby
Inside the two years most owners do their major work — kitchens, bathrooms, rewires and lofts.
- 14 BIDDULPH ROAD, LONDON, W9 1JBTerraced · £2,800,00018 months ago17 Feb 2025
- 4 BIDDULPH ROAD, LONDON, W9 1JBDetached · £3,285,0003 years ago27 Jun 2023
- 24 BIDDULPH ROAD, LONDON, W9 1JBSemi-detached · £3,450,0004 years ago15 Jul 2022
- 20 BIDDULPH ROAD, LONDON, W9 1JBTerraced · £2,525,0009 years ago10 Jul 2017
- 16 BIDDULPH ROAD, LONDON, W9 1JBTerraced · £1,950,00016 years ago26 Oct 2009
- 12 BIDDULPH ROAD, LONDON, W9 1JBTerraced · £1,550,00017 years ago22 Apr 2009
- 6 BIDDULPH ROAD, LONDON, W9 1JBTerraced · £1,780,00020 years ago28 Apr 2006
- 6 BIDDULPH ROAD, LONDON, W9 1JBTerraced · £915,00022 years ago28 Nov 2003
Homes here go for about £2,237,500 — the median of the last 8 market sales in W9 1JB, £915,000 to £3,450,000.
Contains HM Land Registry data © Crown copyright and database right 2025. 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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