Windmill Lane, EN5 3HX

26/0051/HSEHouseholder planning permissionApproved

Householder

Approved on 12 March 2026

9 conditions

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 side extension with balcony above. Enclosure of existing ground floor side veranda and first floor side balcony. Single storey rear extension with green roof and associated glass balustrade. Enclosure of first floor front balcony. Side and rear extensions to existing garage including addition of a pitched roof with 4no. rooflights and front and rear gable windows to provide attic roofspace, following demolition of shed

Submitted: 7 January 2026
Council: London Borough of Barnet

ReceivedSubmitted7 Jan
ValidatedValidated
Consult.Consultation
TargetTarget Date
DecidedDecided12 Mar

Decided in 64 days (council typically 56)

About this application

This is a planning application for demolition at Windmill Lane, EN5 3HX. Barnet has handled 1,187 applications of this type. This one was decided in 64 days, 8 days longer than Barnet's typical decision time. There have been 6 other applications at this address. In the past year there have been 52 applications across HB22. We hold 3,745 applications in total for the EN5 postcode area.

82% of householder planning permission applications at London Borough of Barnet 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: EN5 3HX
Application type: Householder planning permission

Applicant and agent

Architect profile: BUILDPLANS LIMITED

Site constraints

Checking the site

2/3

Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

Article 4 direction: Article 4 Small Houses in Multiple Occupation (HMO) Area 1
Tree Preservation Order: Ref TRE/BA/36Protected tree on or next to this site
Flood zone 1: Low probability (rivers and sea)

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.

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

2026
6 Oct
Submission of details of condition 9 (Written Scheme of Investigation (WSI)) pursuant to planning permission…
ApprovedDischarge of conditions26/3604/CON
2026
18 Jun
Submission of details of condition 8 (Levels) pursuant to planning permission 26/0051/HSE
ApprovedDischarge of conditions26/2293/CON
2026
7 Jan
Single storey side extension with balcony above. Enclosure of existing ground floor side veranda and first…
This applicationApprovedHouseholder26/0051/HSE

Planning history at this site

8 other applications at this property, newest first.

Source: Barnet

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 EN5

New planning applications delivered to your inbox daily.

Around this site

Nearby applications

Discuss this application on r/PlanningPermissionUK

For applicants and trades

For the applicant

Need an arboricultural method statement? Arboriculturists near this site

Condition 5 on the decision asks for this.

Trevor Heaps Arboricultural Consultancy Ltd.
6.1 miHarrow
Adrian Salt And Pang Limited
9.2 miLONDON
RTPI
DLA Town Planning Ltd
9.5 miSt Albans
RTPI

See all arboriculturists near Barnet Gate

Nearest first, within 25 miles of the site. Every firm is listed free.

Contractors near this project

Find contractors for extensions near this site

View all contractors

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