63 Blandford Street Westminster W1U 7HR
Variation of Condition 1 of planning permission dated 3rd November 2025 (25/04449/FULL) for: Erection of mansard roof extension with three new front dormers, two rear dormers (one dormer window and one dormer door), raising height of chimney by 330mm, installation of 6 over 6 pane slimline double glazed timber sash windows, installation of photovoltaic panels at roof level. NAMELY, to allow raising of the chimney stack to retain the same height relationship to the roof; formation of a brick party wall; provision of dormer windows to match neighbouring dormer profiles; alteration of the rear dormers to casement doors; and alteration to the proposed stair to the fourth floor.
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Progress
Application details
- Reference
- 26/04651/FULL
- Local authority
- Westminster
- Postcode
- W1U 7HR
- Ward
- MBW_22
- Application type
- All Other
- Property type
- House
Key dates
- Submitted
- 8 Sept 2026
- Validated
- 8 Sept 2026
- Comments close
- 26 Oct 2026
- Target decision
- 3 Nov 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
Nothing on this postcode has changed hands in the last two years. The sales below are for pricing rather than a lead.
- 65 BLANDFORD STREET, LONDON, W1U 7HRTerraced · Leasehold · £6,300,0009 years ago4 Aug 2017
- 61 BLANDFORD STREET, LONDON, W1U 7HRTerraced · £3,150,00016 years ago26 Feb 2010
- 65 BLANDFORD STREET, LONDON, W1U 7HRTerraced · Leasehold · New build · £2,696,70020 years ago17 Jul 2006
- 61 BLANDFORD STREET, LONDON, W1U 7HRTerraced · New build · £2,070,00021 years ago19 Aug 2005
Homes here go for about £2,923,350 — the median of the last 4 market sales in W1U 7HR, £2,070,000 to £6,300,000.
Contains HM Land Registry data © Crown copyright and database right 2017. 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.
Recorded changes
- 22 Sept 2026: The proposal was amended
- 18 Sept 2026: The proposal was amended
Nearby applications
- 63 Blandford Street Westminster W1U 7HRPermittedNext door
- 63 Blandford Street Westminster W1U 7HRPermittedNext door
- WestminsterPermittedNext door
- WestminsterPermittedNext door
- 63 Blandford Street Westminster W1U 7HRPendingNext door
- 65 Blandford Street Westminster W1U 7HRPermittedNext door