Marylebone Institute School House 29 Cosway Street London NW1 6TH
Approved on 4 May 2010
Council decision: Application PermittedDelegated (officer decision)
Proposal
Retention of the single storey modular office building for continued use by Westminster Youth Services (measuring 21m width x 15.4m depth x 3.2m height) for a further temporary period of 12 months.
- Received
- 9 March 2010
- Decision level
- Delegated (officer decision)
- Council
- City of Westminster
- Ward
- Church Street
- Agent
- Knight Frank LLP
- ReceivedReceived9 Mar
- ValidatedValidated9 Mar
- Consult.Consultation
- TargetTarget Date4 May
- DecidedDecided4 May
Decided in 56 days (council typically 49)
About this application
This is a full planning application at Marylebone Institute School House 29 Cosway Street London NW1 6TH. Westminster has handled 4,484 applications of this type. This one was decided in 56 days, 7 days longer than Westminster's typical decision time. The site is in the Lisson Grove conservation area, with 4 listed buildings nearby. There have been 4 other applications at this address. In the past year there have been 33 applications across Church Street. We hold 3,181 applications in total for the NW1 postcode area.
86% of full 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 6TH
- Application type
- Full Application for Council's Own Dev.
- Scale / size
- Small
Planning application dates
- Date validated
- 9 March 2010
- Consultation expiry
- 16 April 2010
- Target decision date
- 4 May 2010
Applicant and agent
- Agent
- Knight Frank LLP
- Agent address
- 55 Baker Street London W1U 8AN
Planning decision
- Statutory period
- 56 days
Publicity
- Last advertised
- 26 March 2010
- Advertisement expiry
- 16 April 2010
Site constraints
Designations at the address point. Ones next to the site may also apply.
- Conservation area: Lisson Grove
- Article 4 direction: Article 4 Basement Development Permitted Rights Removed
- Brownfield land register: Stalbridge Street Proposal site E5 Site bounded by Shroton Street, Cosway Street, Bell St…Register site at or near this address · +1 more
- Flood zone 1: Low probability (rivers and sea)
Also checked, none recorded (21)
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 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 2026-11-03. 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.
- 202129 Jun
Details of SUD's Strategy Report, pursuant to condition 38 of planning permission dated 29 March 2019…
ApprovedDischarge of conditions21/04381/COGADF - 202123 Mar
Details of samples of the facing materials, sample panels of brickwork, samples of a typical scalloped/…
ApprovedDischarge of conditions21/01842/COGADF - 202018 Dec
Variation of condition 1 of planning permission dated 29 March 2019 (RN 17/11404/COFUL
ApprovedVariation of conditions (s73)20/08120/COFUL - 201722 Dec
Demolition of existing buildings and structures and erection of new building of up to five storeys plus…
ApprovedFull Application for Council's Own Dev.17/11404/COFUL
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
- Marylebone Institute School House 29 Cosway Street London NW1 6TH20/08120/COFUL · FullApproved0.0 mi
- Marylebone Institute School House 29 Cosway Street London NW1 6TH21/04381/COGADF · ConditionsApproved0.0 mi
- Christchurch House 35 Cosway Street London NW1 5NS18/01103/ADV · AdvertisingApproved0.0 mi
- Marylebone Institute School House 29 Cosway Street London NW1 6TH21/01842/COGADF · ConditionsApproved0.0 mi
- Marylebone Institute School House 29 Cosway Street London NW1 6TH17/11404/COFUL · FullApproved0.0 mi
For applicants and trades
Consultants on this application
- Knight Frank LLP · Agent for this application
Contractors near this project
Find contractors for commercial fit-out near this site- Atlas South Technical Service LimitedVerifiedLondonProperty MaintenanceHandyman1.1 mi
- Avent Roofing ServicesVerifiedWestminsterRoofing1.5 mi
- Orient Construction Consultancy LimitedVerifiedLondon4.4 mi
- Nova Coat & PlasterVerifiedStreatham, LondonRenovations & RefurbishmentsPlastering6.0 mi
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