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21A The Broadway London NW7 3DA

25/4548/FULFull ApplicationApproved
Full

Approved on 16 July 2026

10 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

Conversion of existing second and third floor maisonette into 3no. self-contained flats with, A two storey rear extension at first and second floor levels including enclosure of first floor courtyard; Roof extension including 3no. side facing dormers and 2no. rooflights to side roofslope

Received
14 November 2025
Public comments
1
Ward
Mill Hill
Agent
Apcar Smith Planning
  1. Received14 Nov
  2. Validated20 Nov
  3. Consult.
  4. Target15 Jan
  5. Decided16 Jul

Decided in 238 days (council typically 56)

About this application

This is a full planning application for a two storey rear extension at 21A The Broadway London NW7 3DA. Barnet has handled 4,516 applications of this type. This one was decided in 244 days, 27 weeks longer than Barnet's typical decision time. There are no previous applications recorded at this address. In the past year there have been 132 applications across Mill Hill. We hold 1,044 applications in total for the NW7 postcode area.

77% of full 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
NW7 3DA
Application type
Full Application
Scale / size
Small

Planning application dates

Date validated
20 November 2025
Consultation expiry
18 December 2025
Target decision date
15 January 2026

Applicant and agent

Agent
Apcar Smith Planning
Agent address
Kinetic House Theobald Street Borehamwood WD6 4PJ

Planning decision

Statutory period
56 days

Publicity

Site notice start
27 November 2025
Site notice end
18 December 2025

Additional information

Planning Portal ID
PP-14488081
Documents
26

Site constraints

Checking the site
2/3
Council recordsAppealsFlood risk

Designations that overlap or adjoin the site outline.

  • Flood zone 3: High probability (rivers and sea)
  • Article 4 direction: Article 4 Small Houses in Multiple Occupation (HMO) Area 1
Also checked, none recorded (23)

flood storage areas, conservation areas, listed buildings, 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, 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: Barnet

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

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