Leconfield House, Curzon Street, London, W1J 5JB
Approved on 17 July 2025
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.
Proposal
Repainting of the existing external brick work to black and the repainting of the existing window frames to a bronze metal colour.
- Submitted
- 11 June 2025
- Council
- City of Westminster
- ReceivedSubmitted11 Jun
- ValidatedValidated
- Consult.Consultation
- TargetTarget Date
- DecidedDecided17 Jul
Decided in 36 days (council typically 49)
About this application
This is a planning application for window replacement at Leconfield House Curzon Street London W1J 5JB. Westminster has handled 75 applications of this type. This one was decided in 36 days, 13 days quicker than Westminster's typical decision time. The site is in the Mayfair conservation area, with 20 listed buildings nearby. There are no previous applications recorded at this address. In the past year there have been 469 applications across WEW_22. We hold 940 applications in total for the W1J postcode area.
75% of lawful development: proposed use 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
- W1J 5JB
- Application type
- Lawful development: Proposed use
Site constraints
Designations that overlap or adjoin the site outline.
- Conservation area: Mayfair
- 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.
Planning history at this site
3 other applications at this property, newest first.
- 20261 Jun
Prior approval for change of use from commercial (Class E) to residential (Class 3) at Leconfield House…
ApprovedOutline26/03580/P3JPA - 202624 Apr
External facade alterations of Leconfield House. (Linked with 26/02747/ADV
WithdrawnFull Planning Permission Application26/02739/FULL - 202624 Apr
Display of externally illuminated temporary display image to the scaffolding wrapping measuring 29.3m x 66m…
ApprovedAdvertisement consent26/02747/ADV
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
- Leconfield House Curzon Street London W1J 5JA26/02747/ADV · AdvertisingApproved0.0 mi
- Leconfield House Curzon Street London W1J 5JA26/02739/FULL · FullWithdrawn0.0 mi
- Curzon House 21 - 23 Curzon Street London W1J 7TE26/00938/ADLBC · ConditionsApproved0.0 mi
- 31 Curzon Street London W1J 7TW23/04242/LBC · HeritageApproved0.0 mi
- 31 Curzon Street London W1J 7TW23/04241/FULL · FullApproved0.0 mi
For applicants and trades
Contractors near this project
Find contractors for windows & doors near this site- Avent Roofing ServicesVerifiedWestminsterRoofing0.4 mi
- Atlas South Technical Service LimitedVerifiedLondonProperty MaintenanceHandyman1.3 mi
- Orient Construction Consultancy LimitedVerifiedLondon4.4 mi
- Nova Coat & PlasterVerifiedStreatham, LondonRenovations & RefurbishmentsPlastering4.8 mi
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