Flat 10 Bryanston Mansions York Street London W1H 1DA Data via plota.co.uk
Proposal
Replacement windows to the front and rear elevations of Flat 10. Data via plota.co.uk
Application progress
Approved on 29 Aug 2025 · Delegated Decision · Last checked 19 Oct 2026
Documents 32
Decision & officer reports 3
Statements & assessments 2
Plans & drawings 19
Application forms 1
Consultation & comments 1
Other documents 6
Site constraints 9
Show all 52 with distances
- 25 m8-10, Wyndham Street W1Grade II
- 28 m25, Knox Street W1Grade II
- 29 m26-34, Wyndham Street W1Grade II
- 31 m26-28, Knox Street W1Grade II
- 39 m43-47, Upper Montagu Street W1Grade II
- 42 m29-31, Knox Street W1Grade II
- 44 m41, Upper Montagu Street W1Grade II
- 46 mSt Marleybone Western National SchoolGrade II
- 48 m51-57, York Street W1Grade II
- 50 m49 and 51, Upper Montagu Street W1Grade II
- 50 mChurch of St MaryGrade I
- 54 m53-57, Upper Montagu Street W1Grade II
- 61 m49, York Street W1Grade II
- 65 m25-37, Upper Montagu Street W1Grade II
- 68 mRoyal Oak Public HouseGrade II
- 69 m42-50, Upper Montagu Street W1Grade II
- 70 m54, Upper Montagu Street W1Grade II
- 70 m52, Upper Montagu Street W1Grade II
- 71 m56-62, Upper Montagu Street W1Grade II
- 71 m54-54a, York Street W1Grade II
- 77 m78-94, York Street W1Grade II
- 77 m52, York Street W1Grade II
- 82 mSt Marylebone Library and Health CentreGrade II
- 83 m42-50, York Street W1Grade II
- 85 m65-83, YORK STREET W1 (See details for further address information)Grade II
- 88 m7 AND 7A, WYNDHAM PLACE W1 (See details for further address information)Grade II
- 89 m47, York Street W1Grade II
- 97 m45, York Street W1Grade II
- 98 m8, Wyndham Place W1Grade II
- 102 m43, York Street W1Grade II
- 104 m37, Crawford Street W1Grade II
- 104 m28, Upper Montagu Street W1Grade II
- 107 m38, Crawford Street W1Grade II
- 107 m39 and 41, York Street W1Grade II
- 112 mWestminster Council HouseGrade II
- 113 mSamaritan Hospital for WomenGrade II
- 114 m32-40, York Street W1Grade II
- 116 mDuke of Wellington Public HouseGrade II
- 119 m43, Crawford Street W1Grade II
- 120 m105A, CRAWFORD STREET W1 (See details for further address information)Grade II
- 121 m3-6, Wyndham Place W1Grade II
- 121 m29-37, York Street W1Grade II
- 123 m113-125, Gloucester Place W1Grade II
- 124 m15-19, Upper Montagu Street W1Grade II
- 126 m94, CRAWFORD STREET W1 (See details for further address information)Grade II
- 130 m222, Marylebone Road Nw1Grade II
- 137 mWalmer HouseGrade II
- 140 m18 and 20, Upper Montagu Street W1Grade II
- 143 m13, Upper Montagu Street W1Grade II
- 144 m2, Wyndham Place W1Grade II
- 146 m7-11, Upper Montagu Street W1Grade II
- 146 m99-111, Gloucester Place W1Grade 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.
Sales history 4
Last sold for £2,125,000 in May 2025. Flat or maisonette, leasehold.
Sale prices from HM Land Registry's price paid record, matched to this application by its address.
Building
From the energy performance certificate lodged in August 2017, the latest held for this property. The building may have changed since. View the certificate
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
- Full Planning Permission Application
- Postcode
- W1H 1DA
- Received
- 27 Jun 2025
- Validated
- 9 Jul 2025
- Ward
- Marylebone
- Case officer
- Show
- Target decision
- 3 Sept 2025
- Decision
- Application Permitted
- Decision date
- 29 Aug 2025
- Decision level
- Delegated Decision
- Applicant
- Show
- Agent
- Michael Jack Architects
- Freehold owner
- Show
How this decision compares
Decided in 51 days from validation, 25 days faster than Westminster's median of 76 for full applications. Approved, as 86% of full applications here are.
Plota live figures for full applications decided by Westminster in the last twelve months, from validation. Westminster decision record →
Public comments
No public comments yet.
26 neighbours consulted · Last counted 19 Oct 2026
Consultation & key dates
- Alt. reference
- PP-14131368
- Planning Portal ref
- PP-14131368
- Comments by
- 27 Aug 2025
- Site or press notice
- 29 Jul 2025
- Env. assessment
- No
Historical activity at this location
25 nearby applications on record - archival context, not part of the live application.
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.
Sale prices: Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.
Freehold boundary: © Crown copyright and database rights 2026, HM Land Registry. Polygons © Crown copyright and database rights 2026 Ordnance Survey 100026316. Conditions of use
Energy performance: Energy performance certificates from the Energy Performance of Buildings Register, Ministry of Housing, Communities and Local Government. Contains public sector information licensed under the Open Government Licence v3.0. © Crown copyright 2026.
Freehold owner: Information produced by HM Land Registry. © Crown copyright 2026. Source: HM Land Registry, UK and overseas companies that own property in England and Wales, September 2026 release.
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Freehold owner, on paid plans
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