1 Wilderness Mews London Lambeth SW4 0NE
Approved on 7 September 2026
Council decision: Grant Permission
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
Erection of a roof extension incorporating 4 dormer windows and two mansard windows and the installation of two balconies.
- Received
- 29 June 2026
- Public comments
- 5
- Council
- London Borough of Lambeth
- Ward
- Clapham Town
- Agent
- Richard Andrews Architects Ltd
- ReceivedReceived29 Jun
- ValidatedValidated29 Jun
- Consult.Consultation10 Aug
- TargetTarget Date7 Sep
- DecidedDecided7 Sep
Decided in 70 days (council typically 56)
About this application
This is a full planning application for a dormer extension at 1 Wilderness Mews London Lambeth SW4 0NE. Lambeth has handled 398 applications of this type. This one was decided in 70 days, 2 weeks longer than Lambeth's typical decision time. The site is in 2 listed buildings nearby. There are no previous applications recorded at this address. In the past year there have been 209 applications across Clapham Town. We hold 2,293 applications in total for the SW4 postcode area.
70% of full applications at London Borough of Lambeth 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
Application details
- Postcode
- SW4 0NE
- Application type
- Full Planning Permission
- Scale / size
- Small
Planning application dates
- Date validated
- 29 June 2026
- Consultation expiry
- 18 August 2026
- Consultation end
- 10 August 2026
- Neighbour consultation end
- 18 August 2026
- Target decision date
- 7 September 2026
Applicant and agent
- Agent
- Richard Andrews Architects Ltd
- Architect profile
- RICHARD ANDREWS ARCHITECTS LTD
- Agent address
- Suite 2.3 The Estates Office 25-26 Gold Tops Newport Newport NP20 4PG GB
Planning decision
- Statutory period
- 56 days
Additional information
- Documents
- 12
- Constraints
- 1
Site constraints
Designations that overlap or adjoin the site outline.
- Conservation area: ClaphamNext to the site · +1 more
- Tree Preservation Order: Ref 20Protected tree on or next to this site · +1 more
- Flood zone 1: Low probability (rivers and sea)
Also checked, none recorded (22)
flood storage areas, listed buildings, Article 4 directions, 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
1 other application at this property, newest first.
Source: Lambeth
Contains public sector information from the Planning London Datahub, licensed under the Open Government Licence v3.0.
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Around this site
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For applicants and trades
Contractors near this project
Find contractors for extensions near this site- Nova Coat & PlasterVerifiedStreatham, LondonRenovations & RefurbishmentsPlastering1.8 mi
- Avent Roofing ServicesVerifiedWestminsterRoofing3.2 mi
- Atlas South Technical Service LimitedVerifiedLondonProperty MaintenanceHandyman4.2 mi
- Bello Electrics LTDVerifiedElectrician4.3 mi
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