1, Marylebone High Street, W1U 4DL
Proposal
Registering address details for four office units and updating PAF for commercial units of 1, 1A, and 2 Marylebone High Street , London W1.... See attached.
- Received
- 10 September 2026
- Council
- City of Westminster
Boundary © HM Land Registry, © Ordnance Survey · details
This information is subject to Crown copyright and database rights 2026 and is reproduced with the permission of HM Land Registry. The polygons (including the associated geometry, namely x, y co-ordinates) are subject to Crown copyright and database rights 2026 Ordnance Survey AC0000851063. Conditions of use.
- ReceivedSubmitted10 Sep
- ValidatedValidated
- Consult.Consultation
- TargetTarget Date
- DecidedDecided
This is a planning application at 1, Marylebone High Street, W1U 4DL. Westminster has handled 1,469 applications of this type and approves 92% of them, typically deciding them in 38 days. It was submitted on 10 September 2026 and is still awaiting a decision. The site is in the Harley Street conservation area, with 8 listed buildings nearby. There have been 2 other applications at this address. In the past year there have been 146 applications across MBW_22. We hold 1,036 applications in total for the W1U postcode area.
Application Details
Applicant & Agent
Planning Application Dates
Planning Decision
Publicity
Appeal
Additional Information
Source: Westminster
Contains public sector information from the Planning London Datahub, licensed under the Open Government Licence v3.0.
Track this application
Get email alerts when there is a planning decision or status change.
Get email alerts near W1U
New planning applications delivered to your inbox weekly.
Planning history at this site
5 other applications at this property, newest first.
- 20266 Aug
Removal of existing Luxcrete panelled pavement and replacement with York stone paving slabs outside 1…
ApprovedApplication26/05334/FULL - 202630 Mar
Amendments to planning permission dated 18 June 2025 (RN: 24/08179/FULL
ApprovedNon-material amendment26/00431/NMA - 20258 Dec
Use of first and second floors as office use (Class E).
ApprovedApplication25/08905/FULL - 202519 Sep
Detailed samples of the cladding for the rooftop pavilion pursuant to condition 4 of planning permission…
ApprovedDischarge of conditions25/06757/ADFULL - 20251 Aug
Details of shopfront, new windows, new glazed entrance door, refuse & recycling storage, all flood resilient…
ApprovedAll Other25/05396/ADFULL
Planning constraints
Designations that overlap or adjoin the site outline.
- Conservation area: Harley Street
- Article 4 direction: Article 4 Basement Development Permitted Rights Removed+1 more
- Brownfield land register: Development Site At 12-14 St Vincent Street, 4 Blandford St And 111 - 117 Marylebone High…Register site at or near this address
- Flood zone 1: Low probability (rivers and sea)
Also checked, none recorded (20)
flood storage areas, 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 and heritage coasts.
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 2026-10-09. 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.
Before the decision
You may need a heritage statement. Heritage & archaeology consultants near this site
A listed building is on or next to this site.
- 0.2 miLONDONRTPI
- 0.3 miLondonRTPIRICS Regulated
- 0.4 miLondonRTPI
Nearest first, within 25 miles of the site. Every firm is listed free.
What's been approved on your street?
See what the council approved and refused near this address for the project you have in mind, and the rules that apply here.