50 Balcombe Street London NW1 6ND
Proposal
Variation of condition 3 of planning permission dated 8th October 2021 (RN: 21/04741/FULL) for the new rear walkway over lightwell, infill under front entrance bridge, replacement side elevation window with door, replacement of rear window and doors. Namely, to vary condition 3 as the installed porch door differs from the approved design.
- Received
- 28 October 2025
- Decided
- 10 April 2026
- Council
- City of Westminster
- Ward
- Regent's Park
- ReceivedSubmitted28 Oct
- ValidatedValidated13 Nov
- Consult.Consultation
- TargetTarget Date8 Jan
- DecidedDecided10 Apr
Decided in 148 days (council typically 49)
This is a full planning application for a porch at 50 Balcombe Street London NW1 6ND. Westminster has handled 4,496 applications of this type and approves 85% of them, typically deciding them in 74 days. This one was decided in 164 days, 13 weeks longer than Westminster's median. The site is in the Dorset Square conservation area, with 12 listed buildings nearby. There have been 5 other applications at this address. In the past year there have been 142 applications across Regent's Park. We hold 3,113 applications in total for the NW1 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.
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Associated applications
- 202528 Oct
Variation of condition 3 of planning permission dated 8th October 2021 (RN: 21/04741/FULL
This applicationApprovedVariation of conditions (s73)25/07805/FULL - 202112 Jul
New rear walkway over lightwell, infill under front entrance bridge, replacement side elevation window with…
ApprovedListed building consentRelated21/04697/LBC - 20217 Jul
New rear walkway over lightwell, infill under front entrance bridge, replacement side elevation window with…
ApprovedApplication for full Planning PermissionPart of21/04741/FULL
Planning history at this site
3 other applications at this property, newest first.
- 200430 Nov
Retention and relocation of rooftop railings
WithdrawnListed building consent04/09515/LBC - 200430 Nov
Retention and relocation of rooftop railings in connection with use as a roof terrace.
WithdrawnApplication for full Planning Permission04/09524/FULL - 200430 Nov
Use of part of mansard flat roof as a roof terrace.
ApprovedCertificate of Lawfulness (existing)04/09525/CLEUD
Planning constraints
Designations that overlap or adjoin the site outline.
- Conservation area: Dorset Square
- Article 4 direction: Article 4 Basement Development Permitted Rights Removed
- 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 2026-10-09. 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.
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