Flat 1, 12 Montague Avenue, London, SE4 1YP
Approved on 13 April 2026
3 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
Installation of replacement double glazed timber sash windows in the front elevation at Flat 1, 12 Montague Avenue SE4.
- Received
- 5 February 2026
- Council
- London Borough of Lewisham
- Ward
- Ladywell
- ReceivedReceived5 Feb
- ValidatedValidated6 Feb
- Consult.Consultation3 Apr
- TargetTarget Date3 Apr
- DecidedDecided13 Apr
Decided in 66 days (council typically 56)
About this application
This is a full planning application for window replacement at FLAT 1, 12 MONTAGUE AVENUE, LONDON, SE4 1YP. Lewisham has handled 2,816 applications of this type. This one was decided in 67 days, 11 days longer than Lewisham'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 169 applications across Ladywell. We hold 647 applications in total for the SE4 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
- SE4 1YP
- Application type
- Full Planning Permission
- Scale / size
- Small
Planning application dates
- Date validated
- 6 February 2026
- Consultation expiry
- 11 February 2026
- Neighbour consultation start
- 10 February 2026
- Last date for comments
- 3 April 2026
- Target decision date
- 3 April 2026
Planning decision
- Statutory period
- 56 days
Publicity
- Last advertised
- 11 February 2026
Site constraints
Designations that overlap or adjoin the site outline.
- Conservation area: Brockley
- Article 4 direction: Brockley Conservation Area+1 more
- Flood zone 1: Low probability (rivers and sea)
Possibly incomplete for this council: tree preservation orders.
Also checked, none recorded (21)
flood storage 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.
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
- 8 MONTAGUE AVENUE, LONDON, SE4 1YPDC/25/141069 · TreesApproved0.0 mi
- 12A MONTAGUE AVENUE, LONDON, SE4 1YPDC/26/142772 · FullApproved0.0 mi
- 17 MONTAGUE AVENUE, LONDON, SE4 1YPDC/25/141818 · TreesApproved0.0 mi
- FIRST FLOOR AND SECOND FLOOR MAISONETTE, 9 MONTAGUE AVENUE, LONDON, SE4 1YPDC/25/140716 · FullApproved0.0 mi
- 8 MONTAGUE AVENUE, LONDON, SE4 1YPDC/26/142610 · FullApproved0.0 mi
For applicants and trades
Contractors near this project
Find contractors for windows & doors near this site- S & M Solutions Ltd | Design and Build ContractorVerifiedLondonExtensionsLoft Conversions2.7 mi
- Nova Coat & PlasterVerifiedStreatham, LondonRenovations & RefurbishmentsPlastering4.6 mi
- Design and Management Systems LtdVerifiedElectrician4.7 mi
- Building Services LondonVerifiedLondonExtensionsLoft Conversions4.8 mi
Planning something similar?
See what the council approved and refused for window and door replacements on your street. Pick your home and get the evidence before you pay for drawings.