9 Upper Berkeley Street London W1H 7QA Data via plota.co.uk
Proposal
Installation of a new boosted cold water system within the existing basement vault area, including replacement of the existing vault door with a painted timber louvred door to match the existing. Data via plota.co.uk
Application progress
Approved on 23 Jul 2026 · Delegated Decision · Last checked 24 Jul 2026
Documents 13
Decision & officer reports 2
Statements & assessments 2
Plans & drawings 2
Application forms 1
Consultation & comments 1
Other documents 5
Site constraints 9
Show all 50 with distances
- 13 m11 and 12, Upper Berkeley Street W1Grade II
- 29 m66-69, Upper Berkeley Street W1Grade II
- 32 m20, Montagu Street W1Grade II
- 38 m14-19, New Quebec Street W1Grade II
- 39 m19, Montagu Street W1Grade II
- 41 m13 to 15, Upper Berkeley Street W1Grade II
- 46 m18, Montagu Street W1Grade II
- 59 mVad Ladies ClubGrade II
- 59 m16, Upper Berkeley Street W1Grade II
- 59 mThe Montcalm Hotel (2 Wallenberg Place) and 42 Great Cumberland Place, with area railingsGrade II
- 68 m7, New Quebec Street W1Grade II
- 70 mWestern Marble Arch Synagogue (1 Wallenberg Place and 13 Quebec Mews), 24 Great Cumberland Place and 38 Seymour Street, with area railings, and standard lanterns to 38 Seymour StreetGrade II
- 71 m54 and 56, Great Cumberland Place W1Grade II
- 79 m13 and 14, Montagu Street W1Grade II
- 81 m58-68, Great Cumberland Place W1Grade II
- 81 m21-25, New Quebec Street W1Grade II
- 85 m117-125, George Street W1Grade II
- 89 m4, New Quebec Street W1Grade II
- 92 m12, Montagu Street W1Grade II
- 100 m39, Great Cumberland Place W1Grade II
- 100 m37, Great Cumberland Place W1Grade II
- 100 m37a, Great Cumberland Place W1Grade II
- 101 m41, Great Cumberland Place W1Grade II
- 102 m43, Great Cumberland Place W1Grade II
- 103 m22-36, Seymour Street W1Grade II
- 104 m35A, GREAT CUMBERLAND PLACE W1 (See details for further address information)Grade II
- 104 m10-20, Seymour Street W1Grade II
- 105 m47, Great Cumberland Place W1Grade II
- 105 m1, New Quebec Street W1Grade II
- 107 m49, Great Cumberland Place W1Grade II
- 110 m51, Great Cumberland Place W1Grade II
- 113 m19-27, Upper Berkeley StreetGrade II
- 115 m61-63, Montagu Square W1Grade II
- 116 m53 and 55, Great Cumberland Place W1Grade II
- 118 m1A, BRYANSTON SQUARE W1 (See details for further address information)Grade II
- 120 m53-60, Upper Berkeley Street W1Grade II
- 123 m57-63, Great Cumberland Place W1Grade II
- 126 m1-5, Montagu Square W1Grade II
- 131 mRoyal Intitute of British Architects Drawings CollectionGrade I
- 136 m60, Montagu Square W1Grade II
- 138 m21b, Gloucester Place W1Grade II
- 138 m11-19, SEYMOUR STREET W1 (See details for further address information)Grade II
- 141 mWorcester Arms Public HouseGrade II
- 142 m52-59, Montagu Square W1Grade II
- 142 m21-75, Gloucester Place W1Grade II
- 143 m49 and 50, Bryanston Square W1Grade II
- 145 mHome House (Courtauld Institute)Grade I
- 148 mWilliam Pitt Byrne Memorial FountainGrade II
- 148 m10, Portman Close W1Grade I
- 150 mChurch of the AnnuciationGrade II*
Checked on 6 October 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 1
Last sold for £301,000 in October 2004. 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 January 2024, 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 7QA
- Received
- 19 May 2026
- Validated
- 19 May 2026
- Ward
- Marylebone
- Case officer
- Show
- Target decision
- 14 Jul 2026
- Decision
- Application Permitted
- Decision date
- 23 Jul 2026
- Decision level
- Delegated Decision
- Applicant
- Show
- Agent
- Quatrefoils Ltd
- Leaseholder
- Show
How this decision compares
Decided in 65 days from validation, 10 days slower than Westminster's median of 55 for extensions. Approved, as 88% of extensions here are.
Plota live figures for extensions decided by Westminster in the last twelve months, from validation. Westminster decision record →
Consultation & key dates
- Alt. reference
- PP-14913224
- Planning Portal ref
- PP-14913224
- Comments by
- 22 Jul 2026
- Site or press notice
- 23 Jun 2026
- 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.
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.
Leaseholders: 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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9 Upper Berkeley Street London W1H 7QA
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