17 Dorset Square London NW1 6QB Data via plota.co.uk
Proposal
Use of building as two residential units (Class C3); Demolition and replacement of rear infill extension at lower ground and ground floor levels; Alterations to fenestration; Installation of plant machinery to front vaults and at roof level within enclosure; and associated external alterations. Internal alterations, including changes to plan form and refurbishment - amendments to (Linked to 25/04537/FULL) Data via plota.co.uk
Application progress
No Further Action on 16 Jul 2026 · Last checked 27 Oct 2026
Documents 36
Statements & assessments 3
Plans & drawings 24
Application forms 1
Consultation & comments 2
Other documents 6
Associated applications 4
- Use of building as two residential units (Class C3); Demolition and replacement of rear infill extension at lower ground…
Conditions 1 decided (outcome not recorded)
Site constraints 9
Show the other 25 with distances
- 42 m20, Balcombe Street Nw1Grade II
- 42 m21-28, Dorset Square Nw1Grade II
- 45 m23-45, Balcombe Street Nw1Grade II
- 52 m32-54, Balcombe Street Nw1Grade II
- 60 m151-179, Gloucester Place Nw1Grade II
- 82 mMarylebone StationGrade II
- 82 m170A, GLOUCESTER PLACE NW1 (See details for further address information)Grade II
- 83 m1-8, Dorset Square Nw1Grade II
- 83 m29-40, Dorset Square Nw1Grade II
- 103 m7-15, Balcombe StreetGrade II
- 104 m56, Balcombe Street Nw1Grade II
- 107 m29-33, Ivor Place Nw1Grade II
- 110 m58, Balcombe Street Nw1Grade II
- 110 m47, Balcombe Street Nw1Grade II
- 115 m60, Balcombe Street Nw1Grade II
- 118 mChagford HouseGrade II
- 118 mDorset HouseGrade II
- 132 m62 and 64, Balcombe Street Nw1Grade II
- 133 m49 and 51, Balcombe Street Nw1Grade II
- 133 m6 and 6a, Ivor Place Nw1Grade II
- 134 m222, Marylebone Road Nw1Grade II
- 137 m181-207, Gloucester Place Nw1Grade II
- 143 m66-92, Balcombe Street Nw1Grade II
- 144 m53-67, Balcombe Street Nw1Grade II
- 145 mChurch of St Cyprian, Clarence GateGrade 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 1
Last sold for £5,750,000 in February 2024. Terraced house, freehold.
Sale prices from HM Land Registry's price paid record, matched to this application by its address.
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
- NW1 6QB
- Received
- 8 Jul 2025
- Validated
- 8 Jul 2025
- Ward
- Regent's Park
- Case officer
- Show
- Target decision
- 2 Sept 2025
- Decision
- No Further Action
- Decision date
- 16 Jul 2026
- Applicant
- Show
- Agent
- MWAI ltd
- Freehold owner
- Show
Public comments
No public comments yet.
Last counted 27 Oct 2026
Consultation & key dates
- Alt. reference
- PP-14157341
- Planning Portal ref
- PP-14157341
- Comments by
- 13 Aug 2025
- Site or press notice
- 23 Jul 2025
- Env. assessment
- No
Historical activity at this location
35 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.
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
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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17 Dorset Square London NW1 6QB
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Freehold owner, on paid plans
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Council archive
17 Dorset Square London NW1 6QB
Use of building as two residential units (Class C3); Demolition and replacement of rear infill extension at lower ground and ground floor levels; Alterations to fenestration; Installation of plant machinery to front vaults and at roof level within enclosure; and associated external alterations. Internal alterations, including changes to plan form and refurbishment. (Linked to 24/02030/FULL)
- Received
- 27 Mar 2024
- Outcome
- Pending
- Type
- Heritage
17 Dorset Square London NW1 6QB
Use of building as two residential units (Class C3); Demolition and replacement of rear infill extension at lower ground and ground floor levels; Alterations to fenestration; Installation of plant machinery to front vaults and at roof level within enclosure; and associated external alterations. Internal alterations, including changes to plan form and refurbishment. (Linked to 24/02031/LBC)
- Received
- 27 Mar 2024
- Outcome
- Pending