29, Elmer Gardens, HA8 9AR
Refused on 2 March 2026
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
Conversion of existing dwellinghouse into 2no. self-contained flats including: Erection of a part single, part two-storey rear extension; Roof extension including hip to gable, rear dormer window and 2no. front facing rooflights; New front porch; Associated off-street parking, private amenity space, refuse and cycle storage
- Submitted
- 5 January 2026
- Council
- London Borough of Barnet
- ReceivedSubmitted5 Jan
- ValidatedValidated
- Consult.Consultation
- TargetTarget Date
- DecidedDecided2 Mar
Decided in 56 days (council typically 56)
About this application
This is a planning application for a two storey rear extension at 29, Elmer Gardens, HA8 9AR. Barnet has handled 768 applications of this type. This one was decided in 56 days. There have been 4 other applications at this address. In the past year there have been 71 applications across BO22. We hold 1,449 applications in total for the HA8 postcode area.
62% of full planning permission applications at London Borough of Barnet 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.See what's approved near your address
Why it was refused
- The proposed extension and conversion of the existing dwelling into 2no. self- contained flats, by reason of the cumulative depth, scale and bulk of the proposed extensions, would result in a building whose overall form and massing fail to appear as a subordinate and sympathetic addition to the host dwelling. The reliance on these extensive enlargements to facilitate the proposed conversion would unacceptably erode the original proportions of the dwelling, resulting in an overly dominant and visually unbalanced appearance within the semi-detached pair. The proposal is therefore contrary to Policy D3 of the London Plan (2021), Policies CDH01 and CDH05 of the Barnet Local Plan (Adopted March 2025) and the Residential Design Guidance SPD (2016).
- The proposed sub-division of the property to form 2no. self-contained flats, by reason of its location within a road characterised by single family dwellinghouses, would be incongruous to the established pattern of development and contribute towards change in the function and character of the street. Furthermore, the existing dwelling would be below 135 sqm of GIA to meet the site specifications for flat conversions. As such the proposal would be contrary to Policy D3 of the London Plan (2021), Policies CDH01 and HOU03 of the Barnet Local Plan (Adopted March 2025) and the Residential Design Guidance SPD (2016).
- The proposed flat conversion, by reason of its failure to provide sufficient internal floor to ceiling height to Flat 2 (requirement of internal height of 2.5m for at least 75% of each flat) would result in substandard quality of accommodation for the residential amenities of prospective occupiers. The proposal is therefore contrary to Policy D3 of the London Plan (2021), Policies HOU01 and HOU03 of the LB Barnet Local Plan (Adopted March 2025), the Sustainable Design and Construction SPD (2016) and the Residential Design Guidance SPD (2016).
- The proposed development is located within Flood Zone 2 and 3 and the application fails to submit evidence to demonstrate the application of the sequential test. As such, insufficient information has been provided to enable the LPA to fully assess that there are no reasonably available sites appropriate for the proposed development in areas with a lower risk of flooding and that the proposed development would not result in an increased risk of flooding elsewhere and remain safe for its lifetime, contrary to Part 14 of the National Planning Policy Framework (2025) as amended, Policy SI 12 of the London Plan (2021) and Policy ECC03 of the Barnet Local Plan (Adopted March 2025).
From the council's decision notice.
Application details
- Postcode
- HA8 9AR
- Application type
- Full planning permission
Site constraints
Designations that overlap or adjoin the site outline.
- Flood zone 3: High probability (rivers and sea)Part of the site
- Article 4 direction: Article 4 Small Houses in Multiple Occupation (HMO) Area 1
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.
Planning history at this site
6 other applications at this property, newest first.
- 20252 Oct
Part single, part two storey rear extension
ApprovedHouseholder25/3995/HSE - 202521 Jul
Single Storey Rear Extension
ApprovedHouseholder25/3066/HSE - 20256 Jun
Single storey part rear extension with a proposed depth of 6.00 metres, maximum height of 3.1 metres and…
Not RequiredPrior Approval: Larger Home Extension25/2358/PNH - 202511 Apr
Single storey rear extension
WithdrawnHouseholder25/1579/HSE - 202517 Feb
Single storey part rear extension with a depth of 6.00 metres, maximum height of 3.11 metres and eaves height…
Not RequiredPrior Approval: Larger Home Extension25/0610/PNH - 202410 Dec
Single storey rear extension
WithdrawnHouseholder24/5270/HSE
Source: Barnet
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
- 29 Elmer Gardens Edgware HA8 9AR24/5270/HSE · FullWithdrawn0.0 mi
- 30 Heming Road Edgware HA8 9AE25/3903/HSE · FullApproved0.1 mi
- 30 Heming Road Edgware HA8 9AE25/3498/PNH · OutlineApproved0.1 mi
- 29 Heming Road Edgware HA8 9AB25/1477/192 · OutlineApproved0.1 mi
- 29 Heming Road Edgware HA8 9AB25/3188/HSE · FullApproved0.1 mi
For applicants and trades
Contractors near this project
Find contractors for extensions near this site- Atlas South Technical Service LimitedVerifiedLondonProperty MaintenanceHandyman8.2 mi
- Avent Roofing ServicesVerifiedWestminsterRoofing9.0 mi
- Orient Construction Consultancy LimitedVerifiedLondon9.7 mi
- Eurocity Building Contractors LtdElectrician0.2 mi
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