57 Hargwyne Street London SW9 9RQ
Approved on 21 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
Application for a Certificate of Lawful Development (Proposed) in respect of the erection of dormer roof extensions to the rear main roof slope and above the existing rear outrigger, together with the installation of two rooflights to the front roof slope.
- Received
- 28 July 2026
- Public comments
- 0 · last counted 3 November 2026
- Council
- London Borough of Lambeth
- Ward
- Clapham East
- Agent
- s p planning
- ReceivedReceived28 Jul
- ValidatedValidated28 Jul
- Consult.Consultation
- TargetTarget Date22 Sep
- DecidedDecided21 Sep
Decided in 55 days (council typically 56)
About this application
This is an outline application for a dormer extension at 57 Hargwyne Street London SW9 9RQ. Lambeth has handled 400 applications of this type. This one was decided in 55 days. There are no previous applications recorded at this address. In the past year there have been 93 applications across Clapham East. We hold 1,815 applications in total for the SW9 postcode area.
81% of outline 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.Planning something similar? See what gets approved on your street
Application details
- Postcode
- SW9 9RQ
- Application type
- Certificate of Lawful Use proposed
- Scale / size
- Small
Planning application dates
- Date validated
- 28 July 2026
- Target decision date
- 22 September 2026
Applicant and agent
- Agent
- s p planning
- Agent address
- please use email address email email EC1M 5QA
Planning decision
- Case officer
- Larissa Hinds
- Statutory period
- 56 days
Additional information
- Documents
- 7
- Constraints
- 1
Site constraints
Designations that overlap or adjoin the site outline.
- Brownfield land register: Lambeth Hospital 108 Landor RoadRegister site at or near this address
- Flood zone 1: Low probability (rivers and sea)
Also checked, none recorded (23)
flood storage areas, conservation areas, listed buildings, Article 4 directions, 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 and heritage coasts.
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
2 other applications 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
Nearby applications
- 62 Llantrisant Street Cathays Cardiff CF24 4JE26/02188/FUL · FullAwaiting decision0.0 mi
- 45 Hargwyne Street London SW9 9RQ23/01998/LDCP · OutlineApproved0.0 mi
- Lambeth Hospital 108 Landor Road London Lambeth SW9 9NU26/01297/NMC · AmendmentApproved0.0 mi
- 83 Hargwyne Street London Lambeth SW9 9RH25/00462/LDCP · OutlineApproved0.0 mi
- 29 Hargwyne Street London SW9 9RQ23/01997/LDCP · OutlineApproved0.0 mi
For applicants and trades
Contractors near this project
Find contractors for extensions near this site- Nova Coat & PlasterVerifiedStreatham, LondonRenovations & RefurbishmentsPlastering1.9 mi
- Avent Roofing ServicesVerifiedWestminsterRoofing3.1 mi
- Atlas South Technical Service LimitedVerifiedLondonProperty MaintenanceHandyman4.1 mi
- Bello Electrics LTDVerifiedElectrician4.6 mi
Planning something similar?
See what the council approved and refused for loft conversions and dormers on your street. Pick your home and get the evidence before you pay for drawings.