20 Upper Montagu Street London W1H 2PF
Approved on 11 March 2021
Council decision: Application PermittedDelegated (officer decision)
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
Replacement of two bottom sashes to front elevation at third floor level.
- Received
- 29 January 2021
- Decision level
- Delegated (officer decision)
- Council
- City of Westminster
- Ward
- Bryanston And Dorset Square
- Agent
- workshop-cjwood-architects
- ReceivedReceived29 Jan
- ValidatedValidated3 Feb
- Consult.Consultation
- TargetTarget Date31 Mar
- DecidedDecided11 Mar
Decided in 36 days (council typically 49)
About this application
This is a heritage application at 20 Upper Montagu Street London W1H 2PF. Westminster has handled 2,677 applications of this type. This one was decided in 41 days, 8 days quicker than Westminster's typical decision time. The site is in the Portman Estate conservation area, with 20 listed buildings nearby. There have been 4 other applications at this address. We hold 896 applications in total for the W1H 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
- W1H 2PF
- Application type
- Listed Building Consent Application
- Scale / size
- Small
Planning application dates
- Date validated
- 3 February 2021
- Consultation expiry
- 10 March 2021
- Target decision date
- 31 March 2021
Applicant and agent
- Agent
- workshop-cjwood-architects
- Agent address
- F4 12 Montagu Place Marylebone London W1H 2ET
Planning decision
- Statutory period
- 56 days
Publicity
- Last advertised
- 17 February 2021
- Advertisement expiry
- 10 March 2021
- Site notice start
- 10 February 2021
- Site notice end
- 3 March 2021
Appeal history
Site constraints
Designations that overlap or adjoin the site outline.
- Conservation area: Portman Estate
- Article 4 direction: Article 4 Basement Development Permitted Rights Removed+1 more
- Flood zone 1: Low probability (rivers and sea)
Also checked, none recorded (21)
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, 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
4 other applications at this property, newest first.
- 202118 Mar
Internal alterations at third floor level.
ApprovedListed building consent21/01747/LBC - 202111 Feb
Details of any structural strengthening required in the roof pursuant to Condition 4.3 of planning permission…
ApprovedDischarge of conditions21/00835/ADFULL - 202111 Feb
Details of any structural strengthening required in the roof pursuant to Condition 6.3 of listed building…
ApprovedListed building consent21/00895/ADLBC - 202023 Dec
Installation of new steel beam at third floor level to provide support to roof/central gutter beams.
ApprovedListed building consent20/08266/LBC
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
- 20 Upper Montagu Street London W1H 2PF21/01747/LBC · HeritageApproved0.0 mi
- 20 Upper Montagu Street London W1H 2PF20/08266/LBC · HeritageApproved0.0 mi
- 20 Upper Montagu Street London W1H 2PF21/00895/ADLBC · ConditionsApproved0.0 mi
- 20 Upper Montagu Street London W1H 2PF21/00835/ADFULL · ConditionsApproved0.0 mi
- Basement And Ground Floor 106 Crawford Street London W1H 2HY18/06850/FULL · FullApproved0.0 mi
For applicants and trades
Contractors near this project
- Atlas South Technical Service LimitedVerifiedLondonProperty MaintenanceHandyman0.9 mi
- Avent Roofing ServicesVerifiedWestminsterRoofing1.1 mi
- Orient Construction Consultancy LimitedVerifiedLondon4.2 mi
- Nova Coat & PlasterVerifiedStreatham, LondonRenovations & RefurbishmentsPlastering5.7 mi
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