8 Bentinck Street London W1U 2BJ Data via plota.co.uk
Proposal
Erection of rear extension from lower ground to 1st floor including new plant enclosure with associated plant, green roof and terraces spaces; repairs throughout including entrance steps, paving stones, stairs, plasterwork and floors; damp proofing to vaults and lower ground floor; fire works to doors and floors to improve compartmentalisation; internal configuration including removal of modern partitions to form new WC, tea points and shower room; insulation to roof and lower ground floor walls and floor; and new rooflights and CCTV. (Linked with 25/08064/LBC) Data via plota.co.uk
Application progress
Approved on 17 Jun 2026 · Delegated Decision · Last checked 9 Oct 2026
Documents 42
Decision & officer reports 2
Statements & assessments 6
Plans & drawings 27
Application forms 1
Consultation & comments 1
Other documents 5
Associated applications 8
- Erection of rear extension from lower ground to 1st floor including new plant enclosure with associated plant, green roof…
Show 3 more · 2 approved, 1 pending
Site constraints 10
Show the other 50 with distances
- 3 m9, Bentinck Street W1Grade II
- 41 m3-7, Bulstrode Street W1Grade II
- 44 m54, Welbeck Street W1Grade II
- 44 m1, Bentinck Street W1Grade II
- 47 mHinde Street Methodist ChurchGrade II
- 53 mChurch House to Hinde Street Methodist ChurchGrade II
- 55 m55a, Welbeck Street W1Grade II
- 56 m49, Welbeck Street W1Grade II
- 57 m2, Hinde Street W1Grade II
- 59 m19, Bulstrode Street W1Grade II
- 60 m48, Welbeck Street W1Grade II
- 66 m21, Bulstrode Street W1Grade II
- 78 mK6 Telephone Kiosk, junction of Mandeville Place and Hinde Street, MaryleboneGrade II
- 80 m17, Welbeck Street W1Grade II
- 81 m12-14, Welbeck Street W1Grade II
- 90 m33-35, Thayer Street W1Grade II
- 90 m57, Queen Anne Street W1Grade II
- 92 mTrinity College of MusicGrade II
- 94 m11, Welbeck Street W1Grade II
- 95 m12, Hinde Street W1Grade II
- 95 m21 and 22, Welbeck Street W1Grade II
- 97 m58, Queen Anne Street W1Grade II
- 99 m43-45, Welbeck Street W1Grade II
- 101 m23 and 24, Welbeck Street W1Grade II
- 102 m11, Hinde Street W1Grade II
- 104 m8, Welbeck Street W1Grade II
- 106 m56, Queen Anne Street W1Grade II
- 109 m22-25, Manchester Square W1Grade II
- 109 m26, MANCHESTER SQUARE W1 (See details for further address information)Grade II
- 109 m7, Welbeck Street W1Grade II
- 110 m1-3, Manchester Square W1Grade II
- 110 m76 and 78, Wigmore Street W1Grade II
- 119 m52 and 54, Queen Anne Street W1Grade II
- 122 m44 and 46, Wigmore Street W1Grade II
- 123 m28-32, Welbeck Street W1Grade II
- 124 mWigmore HallGrade II
- 126 m42, Wigmore Street W1Grade II
- 131 m75-6, Wimpole StreetGrade II
- 132 m50, Queen Anne Street W1Grade II
- 132 m78 Wimpole Street, WestminsterGrade II
- 133 m1-5, Spanish Place W1Grade II
- 134 m74, Wimpole Street W1Grade II
- 135 m4-7, Manchester Square W1Grade II
- 138 m48, Queen Anne Street W1Grade II
- 141 m14 and 16, New Cavendish Street W1Grade II
- 144 m46, Queen Anne Street W1Grade II
- 147 m6, George Street W1Grade II
- 147 m70, Wimpole Street W1Grade II
- 148 m67, Wimpole Street W1Grade II
- 149 m69, Wimpole Street W1Grade II
Checked on 2 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.
Building
From the energy performance certificate lodged in February 2023, 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
- W1U 2BJ
- Received
- 5 Nov 2025
- Validated
- 5 Nov 2025
- Ward
- Marylebone
- Case officer
- Show
- Target decision
- 18 Jun 2026
- Decision
- Application Permitted
- Decision date
- 17 Jun 2026
- Decision level
- Delegated Decision
- Applicant
- Show
- Agent
- Howard de Walden Estates ltd
How this decision compares
Decided in 224 days from validation, 148 days slower 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.
29 neighbours consulted · Last counted 9 Oct 2026
Consultation & key dates
- Alt. reference
- PP-14405001
- Planning Portal ref
- PP-14405001
- Comments by
- 4 Dec 2025
- Site or press notice
- 13 Nov 2025
- Env. assessment
- No
Historical activity at this location
29 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
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.
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8 Bentinck Street London W1U 2BJ
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