7 Ashdale Road, London, SE12 9ND
Approved on 27 January 2026
Council decision: GrantedDelegated (officer decision)
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
Construction of a ground floor rear extension, internal alterations and all other associated works at 7 Ashdale Road, SE12 9ND.
- Received
- 9 December 2025
- Decision level
- Delegated (officer decision)
- Council
- London Borough of Lewisham
- Ward
- Grove Park
- Agent
- Resi Design Ltd
- ReceivedReceived9 Dec
- ValidatedValidated10 Dec
- Consult.Consultation4 Feb
- TargetTarget Date4 Feb
- DecidedDecided27 Jan
Decided in 48 days (council typically 56)
About this application
This is a full planning application for a rear extension at 7 ASHDALE ROAD, LONDON, SE12 9ND. Lewisham has handled 2,816 applications of this type. This one was decided in 49 days, 7 days quicker than Lewisham's typical decision time. There has been 1 other application at this address. In the past year there have been 81 applications across Grove Park. We hold 524 applications in total for the SE12 postcode area.
85% of full applications at London Borough of Lewisham 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
- SE12 9ND
- Application type
- Householder Application
- Scale / size
- Small
Planning application dates
- Date validated
- 10 December 2025
- Neighbour consultation start
- 10 December 2025
- Last date for comments
- 4 February 2026
- Target decision date
- 4 February 2026
Applicant and agent
- Agent
- Resi Design Ltd
- Agent address
- Unit 118, Workspace Kennington Park, Canterbury Court, London, SW9 6DE
Planning decision
- Statutory period
- 56 days
Publicity
- Site notice start
- 13 December 2025
Site constraints
Designations that overlap or adjoin the site outline.
- Article 4 direction: Small Houses in Multiple Occupation Article 4+1 more
- Flood zone 1: Low probability (rivers and sea)
Possibly incomplete for this council: tree preservation orders.
Also checked, none recorded (22)
flood storage areas, conservation areas, listed buildings, 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.
Associated applications
- 202510 Dec
Application for a Lawful Development Certificate (proposed) submitted under Section 192 of the Town & Country…
ApprovedLawful development: Proposed useFiled alongsideDC/25/142380 - 20259 Dec
Construction of a ground floor rear extension, internal alterations and all other associated works at 7…
This applicationApprovedFullDC/25/142381
Source: Lewisham
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
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- 62 JEVINGTON WAY, LONDON, SE12 9NQDC/24/137942 · FullApproved0.1 mi
- 103 GUIBAL ROAD, LONDON, SE12 9HFDC/26/143545 · TreesWithdrawn0.2 mi
- Capel Manor College, Mottingham Lane, Mottingham, London, SE12 9AW21/05812/CONDT1 · ConditionsApproved0.2 mi
- CAPEL MANOR COLLEGE, MOTTINGHAM LANE, MOTTINGHAM, LONDON, SE12 9AW24/04656/CON8 · ConditionsAwaiting decision0.2 mi
For applicants and trades
Contractors near this project
Find contractors for extensions near this site- Design and Management Systems LtdVerifiedElectrician2.1 mi
- S & M Solutions Ltd | Design and Build ContractorVerifiedLondonExtensionsLoft Conversions2.6 mi
- Building Services LondonVerifiedLondonExtensionsLoft Conversions6.4 mi
- Nova Coat & PlasterVerifiedStreatham, LondonRenovations & RefurbishmentsPlastering6.8 mi
Planning something similar?
See what the council approved and refused for single-storey rear extensions on your street. Pick your home and get the evidence before you pay for drawings.