21 Chantry Close, Harrow, HA3 9QZ
Approved on 8 September 2023
Council decision: Permission GrantedDelegated (officer decision)5 conditions
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
Proposed single storey rear extension with a raised patio, hip to gable roof extension along with a gable end hipped roof over existing two storey side extension, rear dormer window, 1 rear and 3 front rooflights and blocking up of ground floor side door with a window to dwellinghouse
- Received
- 10 July 2023
- Decision level
- Delegated (officer decision)
- Council
- London Borough of Brent
- Ward
- Kenton
- Agent
- Smart Planning Designs Ltd
- ReceivedReceived10 Jul
- ValidatedValidated14 Jul
- Consult.Consultation8 Aug
- TargetTarget Date
- DecidedDecided8 Sep
Decided in 56 days (council typically 56)
About this application
This is a full planning application for a single storey rear extension at 21 Chantry Close, Harrow, HA3 9QZ. Brent has handled 4,396 applications of this type. This one was decided in 60 days, 4 days longer than Brent's typical decision time. The site is in a conservation area. There are no previous applications recorded at this address. In the past year there have been 163 applications across Kenton. We hold 5,586 applications in total for the HA3 postcode area.
77% of full applications at London Borough of Brent were approved. Across all application types, the council typically decides in about 8 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
- HA3 9QZ
- Application type
- Householder
- Scale / size
- Small
Planning application dates
- Date validated
- 14 July 2023
- Consultation expiry
- 8 August 2023
- Neighbour consultation end
- 8 August 2023
- Last date for comments
- 8 September 2023
Applicant and agent
- Agent
- Smart Planning Designs Ltd
- Agent address
- 25 Greenbank Avenue, Wembley, HA0 2TF
Site constraints
Designations that overlap or adjoin the site outline.
- Article 4 direction: Article 4 for HMOs
- Flood zone 1: Low probability (rivers and sea)
Also checked, none recorded (23)
flood storage areas, conservation 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.
Source: Brent
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
- 25 Chantry Close, Harrow, HA3 9QZ24/0582 · OutlineRefused0.0 mi
- 25 Chantry Close, Harrow, HA3 9QZ24/2869 · FullRefused0.0 mi
- 27 Chantry Close, Harrow, HA3 9QZ23/2992 · FullApproved0.0 mi
- 23 Lindsay Drive, Harrow, HA3 0TA25/2216 · FullApproved0.0 mi
- 53 Ormesby Way, Harrow, HA3 9SE24/0193 · FullRefused0.0 mi
For applicants and trades
Consultants on this application
- Smart Planning Designs Ltd · Agent for this application
Contractors near this project
Find contractors for extensions near this site- Atlas South Technical Service LimitedVerifiedLondonProperty MaintenanceHandyman7.6 mi
- Avent Roofing ServicesVerifiedWestminsterRoofing8.2 mi
- Orient Construction Consultancy LimitedVerifiedLondon9.6 mi
- A R Installation LtdElectrician0.1 mi
Planning something similar?
See what the council approved and refused for loft conversions and dormers on your street. Pick your home and get the evidence before you pay for drawings.