7 Duncombe Hill, London, SE23 1QY
Proposal
Application for Certificate Of Lawful Development (Proposed) in respect of the construction of a hip to gable roof extension and roof extensions in the rear roof slopes at 7 Duncombe Hill SE23, together with the installation of 2 roof lights in the front roof slope.
- Received
- 19 October 2015
- Decided
- 2 December 2015 · Refused
- Decision level
- Delegated (officer decision)
- Council
- London Borough of Lewisham
- Ward
- Crofton Park
- ReceivedSubmitted19 Oct
- ValidatedValidated19 Oct
- Consult.Consultation
- TargetTarget Date
- DecidedDecided2 Dec
Decided in 44 days (council typically 56)
This is an outline application for an extension at 7 DUNCOMBE HILL, LONDON, SE23 1QY. Lewisham has handled 1,023 applications of this type and approves 80% of them, typically deciding them in 54 days. This one was decided in 44 days, 10 days quicker than Lewisham's median. The site is in a conservation area. There have been 4 other applications at this address. In the past year there have been 140 applications across Crofton Park. We hold 2,594 applications in total for the SE23 postcode area.
Application Details
Applicant & Agent
Planning Application Dates
Planning Decision
Publicity
Appeal
Additional Information
Source: Lewisham
Contains public sector information from the Planning London Datahub, licensed under the Open Government Licence v3.0.
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Associated applications
- 201519 Oct
The construction of a single storey infill extension at the rear of 7 Duncombe Hill SE23, together with the…
ApprovedHouseholderFiled alongsideDC/15/094124 - 201519 Oct
Application for Certificate Of Lawful Development (Proposed) in respect of the construction of a hip to gable…
RefusedLawful Development Certificate proposedFiled alongsideDC/15/094126 - 201519 Oct
Application for Certificate Of Lawful Development (Proposed) in respect of the construction of a hip to gable…
This applicationRefusedOutlineDC/15/94126
Planning history at this site
2 other applications at this property, newest first.
- 20163 Nov
The construction of a basement extension, side infill extension and lowering of the rear garden at 7…
RefusedHouseholderDC/16/098990 - 20164 Apr
Lawful Development (Proposed) in respect of the construction of a hip to gable extension and a roof extension…
ApprovedLawful Development Certificate proposedDC/16/096090
Planning constraints
Designations at the address point. Ones next to the site may also apply.
- Article 4 direction: Small HMO Northern Extension
- 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 2026-10-09. 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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