63 Blandford Street London W1U 7HR Data via plota.co.uk
Proposal
Erection of mansard roof extension with three new front dormers, one dormer window (replace existing) and one dormer door to the rear, 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 (Linked to 25/04449/FULL) Data via plota.co.uk
Application progress
Approved on 3 Nov 2025 · Sub-Committee · Last checked 31 Oct 2026
Documents 33
Decision & officer reports 2
Statements & assessments 4
Plans & drawings 16
Application forms 1
Consultation & comments 4
Other documents 6
Associated applications 5
- Erection of mansard roof extension with three new front dormers, one dormer window (replace existing) and one dormer door…
Site constraints 10
Show the other 20 with distances
- 1 m65, Blandford Street W1Grade II
- 6 m34, Baker Street W1Grade II
- 10 m67, BLANDFORD STREET (See details for further address information)Grade II
- 36 mFire StationGrade II
- 57 m50-54, Blandford Street W1Grade II
- 69 m48, Blandford Street W1Grade II
- 71 m28A, MANCHESTER STREET W1 (See details for further address information)Grade II
- 72 m47 and 48, Manchester Street W1Grade II
- 75 m47A, MANCHESTER STREET W1 (See details for further address information)Grade II
- 75 m49 and 50, Manchester Street W1Grade II
- 77 m46, Blandford Street W1Grade II
- 82 m51 and 52, Manchester Street W1Grade II
- 88 mWestmoreland Arms Public HouseGrade II
- 108 mDurrant's HotelGrade II
- 126 m7-11, Robert Adam StreetGrade II
- 128 mHertford HouseGrade II
- 139 m18-27, Manchester Street W1Grade II
- 139 m71-87, George Street W1Grade II
- 143 m100-106, Blandford Street W1Grade II
- 150 mRoman Catholic Church of St James (Spanish Place)Grade II*
Checked on 1 November 2026. Historic England, the Environment Agency, Natural England, the Planning Inspectorate, Transport for London (public transport access levels, Powered by TfL Open Data, OGL v3.0, contains OS data © Crown copyright and database right 2025) and council datasets, Open Government Licence. A boundary can run through a site and the council holds the definitive record: confirm with the council before relying on this.
Every application in Westminster - and every UK council - as a live feed, an API, or a bulk CSV export.
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Important details
- Council
- Westminster
- Application type
- Listed Building Consent Application
- Postcode
- W1U 7HR
- Received
- 27 Jun 2025
- Validated
- 5 Aug 2025
- Ward
- Marylebone
- Case officer
- Show
- Target decision
- 30 Sept 2025
- Decision
- Application Permitted
- Decision date
- 3 Nov 2025
- Decision level
- Sub-Committee
- Applicant
- Show
- Agent
- Pitman Tozer Architects
How this decision compares
Decided in 90 days from validation, 33 days slower than Westminster's median of 57 for listed building works. Approved, as 90% of listed building works here are.
Plota live figures for listed building works decided by Westminster in the last twelve months, from validation. Westminster decision record →
Public comments
No public comments yet.
1 neighbour consulted · Last counted 31 Oct 2026
Consultation & key dates
- Alt. reference
- PP-14135066
- Planning Portal ref
- PP-14135066
- Comments by
- 20 Aug 2025
- Site or press notice
- 30 Jul 2025
- Committee
- 14 Oct 2025
- Env. assessment
- No
Historical activity at this location
26 previous applications on record - archival context, not part of the live application.
Previous applications at this address
Nearby activity
Westminster is slower than most councils at deciding householder applications, ranking #258 out of 296. Only 28% of applications have the time limit extended, well below the 41% national average - the council usually decides on time. Westminster is also one of the strictest councils - it refuses more householder applications than almost any other, with only 81% approved vs 90% nationally.
Freehold boundary: © Crown copyright and database rights 2026, HM Land Registry. Polygons © Crown copyright and database rights 2026 Ordnance Survey 100026316. Conditions of use
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63 Blandford Street London W1U 7HR
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