11, Hallam Gardens, HA5 4PT
Proposal
Single storey rear extension, Alterations to roof to form side and rear dormers, External alterations, Single storey detached outbuilding at rear for use as Gym/Storage (Demolition of rear conservatory)
- Received
- 29 April 2025
- Decided
- 27 August 2025
- Council
- London Borough of Harrow
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.
- ReceivedSubmitted29 Apr
- ValidatedValidated
- Consult.Consultation
- TargetTarget Date
- DecidedDecided27 Aug
Decided in 120 days (council typically 56)
This is a planning application for demolition at 11, Hallam Gardens, HA5 4PT. Harrow has handled 658 applications of this type and approves 82% of them, typically deciding them in 56 days. This one was decided in 120 days, 9 weeks longer than Harrow's median. The site is in a conservation area. There are no previous applications recorded at this address. In the past year there have been 121 applications across Hatch End. We hold 1,678 applications in total for the HA5 postcode area.
Application Details
Applicant & Agent
Planning Application Dates
Planning Decision
Publicity
Appeal
Additional Information
Source: Harrow
Contains public sector information from the Planning London Datahub, licensed under the Open Government Licence v3.0.
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Planning history at this site
1 other application at this property, newest first.
Planning constraints
Designations that overlap or adjoin the site outline.
- Conservation area: Pinner / Pinnerwood Park Estate
- Scheduled monument: Grim's Ditch: four linear sections between Uxbridge Road and Oxhey LanePart of the site
- Heritage at Risk Register: Grim's Ditch: four linear sections between Uxbridge Road and Oxhey LanePart of the site
- Flood zone 1: Low probability (rivers and sea)
Not published by this council, so not checked: Article 4 directions. Ask the council if these matter.
Possibly incomplete for this council: tree preservation orders.
Also checked, none recorded (19)
flood storage areas, listed buildings, green belt, World Heritage Sites, World Heritage Site buffer zones, registered parks and gardens, registered battlefields, 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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