Skip to content

17 Henley Road London N18 1NU

26/01290/CEACert of Lawful Use/Operation - ProposedApproved
Outline / PiP

Approved on 22 May 2026

Delegated (officer decision)

Approximate site (title boundary)
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

Single storey rear extension, rear dormer, rear outrigger dormer and front roof lights.

Received
30 March 2026
Decision level
Delegated (officer decision)
Ward
Haselbury
  1. Received30 Mar
  2. Validated14 Apr
  3. Consult.
  4. Target7 Jun
  5. Decided22 May

Decided in 38 days (council typically 49)

About this application

This is an outline application for a single storey rear extension at 17 Henley Road London N18 1NU. Enfield has handled 1,245 applications of this type. This one was decided in 53 days, 4 days longer than Enfield'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 129 applications across Haselbury. We hold 689 applications in total for the N18 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
N18 1NU
Application type
Cert of Lawful Use/Operation - Proposed
Scale / size
Small

Planning application dates

Date validated
14 April 2026
Target decision date
7 June 2026

Applicant and agent

Agent
Redwoods Projects
Architect profile
REDWOODS PROJECTS LTD
Agent address
Unit 4 Grosvenor Way London E5 9ND United Kingdom

Planning decision

Statutory period
54 days

Additional information

Planning Portal ID
PP-14823015
Comments
0
Documents
2
Constraints
7

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Article 4 direction: Borough wide
  • Flood zone 1: Low probability (rivers and sea)

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.

Source: Enfield

Contains public sector information from the Planning London Datahub, licensed under the Open Government Licence v3.0.

Track this application

Get email alerts when there is a planning decision or status change.

Get email alerts near N18

New planning applications delivered to your inbox daily.

Around this site

Discuss this application on r/PlanningPermissionUK

For applicants and trades

What's been approved on your street?

See what the council approved and refused near this address for the project you have in mind, and the rules that apply here.

Get The Signal Report