23 York Terrace East London NW1 4PT
Approved on 9 November 2018
Council decision: Application PermittedDelegated (officer decision)
Proposal
Internal and external alterations to create a sunken roof terrace to the existing property, excavation of sub-basement level, lowering of floor level in existing basement, extension to front elevation at first and second floor level, glazed extension in rear second floor lightwell, alterations to rear elevation including replacement of two rear roof lights and installation of one lantern rooflight to the rear, and installation of mechanical plant within rear lightwell. (Linked to 18/05685/FULL)
- Received
- 5 July 2018
- Decision level
- Delegated (officer decision)
- Council
- City of Westminster
- Ward
- Marylebone High Street
- ReceivedReceived5 Jul
- ValidatedValidated17 Sep
- Consult.Consultation
- TargetTarget Date12 Nov
- DecidedDecided9 Nov
Decided in 53 days (council typically 49)
About this application
This is a heritage application for an extension at 23 York Terrace East London NW1 4PT. Westminster has handled 2,677 applications of this type. This one was decided in 127 days, 11 weeks longer than Westminster's typical decision time. The site is in the Regent's Park conservation area, with 10 listed buildings nearby. There are no previous applications recorded at this address. We hold 3,184 applications in total for the NW1 postcode area.
93% of heritage applications at City of Westminster were approved. Across all application types, the council typically decides in about 7 weeks (median).
Based on decided applications received in the last 3 years.Planning something similar? See what gets approved on your street
Application details
- Postcode
- NW1 4PT
- Application type
- Listed Building Consent Application
- Scale / size
- Small
Planning application dates
- Date validated
- 17 September 2018
- Consultation expiry
- 10 August 2018
- Target decision date
- 12 November 2018
Applicant and agent
- Agent
- Savills
- Agent address
- 33 Margaret Street London W1G 0JD
Planning decision
- Statutory period
- 56 days
Publicity
- Last advertised
- 20 July 2018
- Advertisement expiry
- 10 August 2018
Site constraints
Designations at the address point. Ones next to the site may also apply.
- Conservation area: Regent's Park
- Listed building: Flat G 17 York Terrace East London NW1 4PTOn or next to this site
- Article 4 direction: Article 4 Basement Development Permitted Rights Removed
- Flood zone 1: Low probability (rivers and sea)
Also checked, none recorded (22)
flood storage areas, listed buildings, tree preservation orders, green belt, scheduled monuments, World Heritage Sites, World Heritage Site buffer zones, registered parks and gardens, registered battlefields, Heritage at Risk entries, nutrient neutrality catchments, national parks, National Landscapes, SSSIs, Special Areas of Conservation, Special Protection Areas, Ramsar sites, ancient woodland, national nature reserves, local nature reserves, heritage coasts and brownfield registers.
A guide only, from official open data; it is not a planning search. Flood zones cover rivers and sea, not surface water.
Data © Crown copyright and others · sources and licences
Contains public sector information from planning.data.gov.uk (MHCLG and local planning authorities), licensed under the Open Government Licence v3.0. © Crown copyright and database right 2026.
© Historic England 2026. Contains Ordnance Survey data © Crown copyright and database right 2026. The Historic England GIS Data contained in this material was obtained on 2026-11-03. The most publicly available up to date Historic England GIS Data can be obtained from HistoricEngland.org.uk.
© Natural England copyright. Contains Ordnance Survey data © Crown copyright and database right 2026.
© Environment Agency copyright and/or database right 2026. All rights reserved. Flood Map for Planning, Open Government Licence v3.0.
Contains Ordnance Survey data © Crown copyright and database right 2026.
Source: Office for National Statistics licensed under the Open Government Licence v.3.0. Contains OS data © Crown copyright and database right 2026.
Source: Westminster
Contains public sector information from the Planning London Datahub, licensed under the Open Government Licence v3.0.
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Around this site
Nearby applications
- 25 York Terrace East London NW1 4PT24/03530/FULL · FullAwaiting decision0.0 mi
- 20 York Terrace East London NW1 4PT08/02513/LBC · HeritageApproved0.0 mi
- 20 York Terrace East London NW1 4PT07/08835/ADFULL · ConditionsApproved0.0 mi
- 20 York Terrace East London NW1 4PT07/09696/ADFULL · ConditionsApproved0.0 mi
- 20 York Terrace East London NW1 4PT08/02512/FULL · FullWithdrawn0.0 mi
For applicants and trades
Consultants on this application
- Savills (UK) Ltd · Agent for this application
Contractors near this project
Find contractors for extensions near this site- Atlas South Technical Service LimitedVerifiedLondonProperty MaintenanceHandyman0.5 mi
- Avent Roofing ServicesVerifiedWestminsterRoofing1.2 mi
- Orient Construction Consultancy LimitedVerifiedLondon3.8 mi
- Hillgrove Projects LtdVerifiedLondon4.6 mi
Planning something similar?
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