18 Clapham Common North Side London SW4 0RQ
Approved on 21 July 2026
Council decision: Grant PermissionDelegated (officer decision)9 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
Application for Listed Building Consent for the erection of a new rear garden outbuilding with basement to replace existing outbuilding; replacement and refurbishment of windows to the front and rear elevations to match existing; waterproofing and insulation of existing roof, rehung of existing tiles. Reinstatement of existing front door with glazing, leaded canopy repaired and other associated works. Full refurbishment of interiors, including electrical re-wiring, and new plumbing and heating; alterations to reinstate original circulation route on second floor; addition of new bathroom in existing subdivided room on second floor level; installation of new staircase to access the third floor and reconfigured layout at the third floor level; and other associated works. (Full Planning Permission ref: 26/01563/FUL application received).
- Received
- 22 May 2026
- Decision level
- Delegated (officer decision)
- Public comments
- 3
- Council
- London Borough of Lambeth
- Ward
- Clapham Town
- Agent
- Delve Architects Ltd
- ReceivedReceived22 May
- ValidatedValidated22 May
- Consult.Consultation24 Jun
- TargetTarget Date17 Jul
- DecidedDecided21 Jul
Decided in 60 days (council typically 56)
About this application
This is a heritage application for an outbuilding at 18 Clapham Common North Side London SW4 0RQ. Lambeth has handled 180 applications of this type. This one was decided in 60 days, 4 days longer than Lambeth's typical decision time. The site is in the Clapham conservation area, with 2 listed buildings nearby. There have been 3 other applications 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.
78% of heritage 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 0RQ
- Application type
- Listed Building Consent
- Scale / size
- Small
Planning application dates
- Date validated
- 22 May 2026
- Consultation expiry
- 26 June 2026
- Consultation end
- 24 June 2026
- Neighbour consultation end
- 24 June 2026
- Target decision date
- 17 July 2026
Applicant and agent
- Agent
- Delve Architects Ltd
- Architect profile
- DELVE ARCHITECTS LIMITED
- Agent address
- Unit 1.104, The Leather Market 11-13 Weston Street London London SE1 3ER
Planning decision
- Statutory period
- 56 days
Publicity
- Advertisement expiry
- 26 June 2026
- Site notice end
- 26 June 2026
Additional information
- Documents
- 24
- Constraints
- 4
Site constraints
Designations that overlap or adjoin the site outline.
- Conservation area: Clapham
- Listed building: Grade II*: Forecourt Walls, Railings and Gates to Numbers 12 to 21 (Consecutive)On or next to this site · +1 more
- Tree Preservation Order: Ref 20Protected tree on or next to this site · +6 more
- Flood zone 1: Low probability (rivers and sea)
Also checked, none recorded (21)
flood storage areas, 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.
Associated applications
- 202622 May
Application for Full Planning Permission for the erection of a new rear garden outbuilding with basement to…
ApprovedApplicationPart of26/01563/FUL - 202622 May
Application for Listed Building Consent for the erection of a new rear garden outbuilding with basement to…
This applicationApprovedListed building consent26/01564/LB
Planning history at this site
2 other applications at this property, newest first.
- 202530 Sep
Erection of a lower ground floor single storey, rear infill extension and creation of an enlarged patio…
RefusedListed building consent25/03073/FUL - 202530 Sep
Erection of a lower ground floor single storey, rear infill extension and creation of an enlarged patio…
RefusedListed building consent25/03074/LB
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
- 18 Clapham Common North Side London SW4 0RQ25/03073/FUL · FullRefused0.0 mi
- 18 Clapham Common North Side London SW4 0RQ25/03074/LB · HeritageRefused0.0 mi
- 9 Wilberforce House Clapham Common North Side London SW4 0RG26/00563/DET · ConditionsApproved0.0 mi
- Archway House 21 Clapham Common North Side London Lambeth SW4 0RQ23/03838/TCA · TreesApproved0.0 mi
- 13 Clapham Common North Side London Lambeth SW4 0RF26/00400/TCA · TreesRefused0.0 mi
For applicants and trades
For the applicant
Need a structural or levels report? Structural engineers near this site
Conditions 8 and 9 on the decision ask for this.
- 3.6 miWestminster
- 4.3 miLondon
- 15.5 miReigateRICS Regulated
Nearest first, within 25 miles of the site. Every firm is listed free.
Contractors near this project
Find contractors for new builds 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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