2 Cornwallis Avenue London N9 0JP
Approved on 19 January 2026
Council decision: GrantedDelegated (officer decision)
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
Rear dormer and rear outrigger dormer with front rooflights.
- Received
- 9 December 2025
- Decision level
- Delegated (officer decision)
- Council
- London Borough of Enfield
- Ward
- Lower Edmonton
- ReceivedReceived9 Dec
- ValidatedValidated9 Dec
- Consult.Consultation
- TargetTarget Date1 Feb
- DecidedDecided19 Jan
Decided in 41 days (council typically 49)
About this application
This is an outline application for a dormer extension at 2 Cornwallis Avenue London N9 0JP. Enfield has handled 1,245 applications of this type. This one was decided in 41 days, 8 days quicker than Enfield's typical decision time. The site is in a conservation area. There has been 1 other application at this address. In the past year there have been 175 applications across Lower Edmonton. We hold 1,110 applications in total for the N9 postcode area.
88% of outline applications at London Borough of Enfield were approved. Across all application types, the council typically decides in about 7 weeks (median).
Based on decided applications received in the last 3 years.See what's approved near your address
Application details
- Postcode
- N9 0JP
- Application type
- Cert of Lawful Use/Operation - Proposed
- Scale / size
- Small
Planning application dates
- Date validated
- 9 December 2025
- Target decision date
- 1 February 2026
- Permission expires
- 19 January 2026
Applicant and agent
- Agent
- Redwoods Projects
- Architect profile
- REDWOODS PROJECTS LTD
- Agent address
- Unit 4 Grosvenor Way London E5 9ND
Planning decision
- Statutory period
- 54 days
Site constraints
Designations that overlap or adjoin the site outline.
- Flood zone 2: Medium probability (rivers and sea)Part of the site
- Article 4 direction: Borough wide
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 2026-11-03. 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
4 other applications at this property, newest first.
- 202617 Jul
Single-storey rear extension 6m deep x 2.4m high (2.4m high to eaves).
ApprovedClass A HH - Prior Approval26/03038/PRH - 202613 Mar
Non-material amendment to Ref: 25/04248/FUL
ApprovedNon-material amendment26/01001/NMA - 202522 Dec
Change of use from Use Class C3 (dwelling house) to Use Class C4 (house in multiple occupation - HMO)…
ApprovedFull planning permission25/04248/FUL - 20258 Dec
Single storey rear extension 6m deep x 3m high (2.4m high to eaves).
ApprovedPrior Approval: Larger Home Extension25/04139/PRH
Source: Enfield
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
- 46 Cornwallis Road London N9 0JN23/00655/HOU · FullRefused0.0 mi
- 105 Monmouth Road London N9 0JD24/01737/CEA · OutlineApproved0.0 mi
- 6 Bath Road London N9 0JU24/01588/HOU · FullApproved0.1 mi
- 45 Cornwallis Grove London N9 0JR24/02344/CND · ConditionsApproved0.1 mi
- 43 Gordon Road London N9 0LX24/03288/CND · ConditionsApproved0.1 mi
For applicants and trades
Contractors near this project
Find contractors for loft conversions near this site- Kabilo LimitedVerifiedLondonExtensionsLoft Conversions3.5 mi
- Orient Construction Consultancy LimitedVerifiedLondon5.6 mi
- Atlas South Technical Service LimitedVerifiedLondonProperty MaintenanceHandyman8.1 mi
- Avent Roofing ServicesVerifiedWestminsterRoofing9.0 mi
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