143D Walm Lane, London, NW2 3AU Data via plota.co.uk

Decided 25/0133
Council
Brent 5.7/10
Date received
16 Jan 2025
Date validated
22 Jan 2025
Postcode
NW2 3AU

Description

Proposed replacement of 3x side windows; installation of 1x side window and 1x side door and remo... Data via plota.co.uk

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Last checked

Site constraints 7

Mapesbury conservation area
Demolition needs planning permission and permitted development is restricted.
The council must give weight to preserving or enhancing the area's character and appearance. Not every council has published its boundaries as open data.
Council document ↗
2 Article 4 directions
Article 4 for HMOs · Mapesbury. Named permitted development rights are withdrawn here.
An Article 4 direction withdraws particular permitted development rights, so work that would normally need no application needs one here. Not every council has published its directions.
Air quality management area: Brent AQMA
The council has declared the area as failing an air quality objective.
Schemes that add traffic, parking or combustion plant are assessed against the area's action plan and may need an air quality assessment.
Council record ↗
Also on the record
1 listed building within 150 m; Inside the Brent built-up area; Public transport access: PTAL 5 (very good), TfL 2023, for the 100 m square; Tree preservation order 24 m away: Walm Lane, Willesden, NW2.
Not affected
Outside flood zones 2 and 3 · Not green belt · No scheduled monument at the site

Checked on 1 November 2026. Historic England, the Environment Agency, Natural England, Transport for London (public transport access levels, Powered by TfL Open Data, OGL v3.0, contains OS data © Crown copyright and database right 2025) and council datasets, Open Government Licence. A boundary can run through a site and the council holds the definitive record: confirm with the council before relying on this.

Building

Floor area86 m² (926 sq ft)
Energy ratingD (67 out of 100), could reach C
PropertySemi-detached maisonette, 3 habitable rooms
Built1900 to 1929
HeatingBoiler and radiators, mains gas
WallsSolid brick, as built, no insulation (assumed)

From the energy performance certificate lodged in February 2023, the latest held for this property, matched to this application by its address. The building may have changed since. View the certificate

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Other new applications on this street

19 Oct 2026Pending

Telecommunications Mast, Gerard Court, Walm Lane, London

Removal of 3x existing antennas and 1x existing equipment cabinet and the instal...

26/2389
30 Sept 2026Pending

147 Walm Lane, London, NW2 3AU

Tree Number - T1 Tree Type - Mulberry tree (Morus spp.) Approx. Diameter at 1.5m...

26/2472
18 May 2026Approved

Flat 1-4, 139 Walm Lane, London, NW2 3AU

T54 Poplar: reduce the overall crown of the tree by approximately 2-3 metres fro...

26/1203
20 Oct 2026Pending

134A Walm Lane, London, NW2 4RT

Proposed single-storey side-to-rear extension, removal of side door and infill w...

26/2667

Nearby new applications

30 Oct 2026Pending

83 St Gabriels Road, London, NW2 4DU

T1: Magnolia (4m): Crown reduce by 1m to keep trees at a size suitable for its l...

26/2775
30 Oct 2026Pending

Flat B 192 Fordwych Road London NW2 3NX

Erection of a hip-to-gable roof extension, including a full-width rear dormer ex...

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29 Oct 2026Pending

Flats 1 & 2, 5A and 5C James Avenue, London, NW2 4AJ

Change of use from 2 self-contained flats into 3 self-contained flats

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29 Oct 2026Pending

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Change of use from a single dwellinghouse (Use Class C3) to a 4 bed HMO (House i...

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28 Oct 2026Pending

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Non material amendment (Amendment to rear roof and location of roof windows) of ...

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74 Shoot-up Hill London NW2 3XJ

Extension of lower ground floor to create 4no. flats

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Historical activity at this location

25 nearby applications on record - archival context, not part of the live application.

Within ~100m

Nearby activity

2025 Approved
Flat 2, 89 Chichele Road, London, NW2 3AT
Proposed installation of solar panels to rear roof of property for use of first and secon…
25/3283
2025 Approved
172A Walm Lane, London, NW2 3AX
Replacement of existing windows and doors with clear glazed timber windows and doors to t…
25/3086
2025
Flat 3, 184A & 184D-E, Walm Lane, London, NW2 3AX
Proposed single storey rear extension to flat D, first floor rear extension to flat 3 and…
25/3553
2025 Refused
172A-C, Walm Lane, London, NW2 3AX
Proposed alterations to front soft and hard landscaping and alterations to front boundary…
25/2486
2025 Approved
Willesden Green Surgery, 59 Anson Road, London, NW2 3UY
Proposed installation of single-storey portakbain building to be used as a temporary cons…
25/2047
2025 Approved
41C Anson Road, London, NW2 3UY
Proposed installation of PV panels to the rear roof slop of the flat 41C Anson Road.
25/1599
2024 Approved
61 Anson Road, London, NW2 3UY
Proposed first floor front extension and installation of lift to building
24/3149
2024 Approved
147 Walm Lane, London, NW2 3AU
T1 - Mulberry tree (Morus spp.) Prune back hard the low limb on northern side by removing…
24/2336
2023 Approved
149 Walm Lane, London, NW2 3AU
T1 Lime: Reduce by 30% approx. 2m from height and width to shape T2 Cherry Plum: Reduce b…
23/2250
2023 Approved
61 Anson Road, London, NW2 3UY
Proposed repair of existing ramp surface and railing and replacement of existing rear con…
23/1647
2023 Approved
172B Walm Lane, London, NW2 3AX
Horse Chestnut: Reduce canopy by 25% (approx 2-3m from height and width to shape); to rem…
23/1696
2022 Approved
172A Walm Lane, London, NW2 3AX
Retrospective application for replacement of 5x windows to ground floor flat
22/4312
2020 Approved
Gerard Court, Walm Lane, London, NW2 3AU
Upgrading the external building envelope to include new aluminium casement windows, new a…
20/3726
2022 Approved
172 A-C, Walm Lane, London, NW2 3AX
Replacement of existing single glazed timber and double glazed PVCu windows with double g…
22/0041
2021 Refused
99A Chichele Road, London, NW2 3AT
Proposed ground floor rear wraparound and side return extension to ground floor flat.
21/1642
2019 Refused
55A-D, Anson Road, London, NW2 3UY
Replacement of existing timber sash single glazed windows with double glazed timber slidi…
19/2018
2020 Approved
Flat 2, 39 Anson Road, London, NW2 3UY
New glazed canopy to replace the existing unauthorised glazed canopy to flat
20/2644
2020 Approved
141 Walm Lane, London, NW2 3AU
Installation of soft landscaping, adjustments to refuse storage and reduction of paving i…
20/2004
2020 Approved
Flat 1, 139 Walm Lane, London, NW2 3AU
Replacement of windows and doors with white double glazed uPVC units to ground floor flat
20/2007
2020 Refused
Flat 1, 139 Walm Lane, London, NW2 3AU
Replacement of windows and doors with white double glazed uPVC units to ground floor flat
20/0662
2017 Approved
37 Anson Road, London, NW2 3UY
Installation of vehicular access, reconstruction of front boundary wall and landscaping o…
17/3772
2017 Approved
129A - C (INC) Walm Lane, London, NW2 3AU
Replacement of existing single glazed timber windows with double glazed timber windows to…
17/0181
2017 Refused
184A - 184G (INC) A Walm Lane, London, NW2 3AX
Demolition of existing single storey side extension (in use as a 2-bed self contained fla…
17/1261
2017 Approved
Rooms Ground Floor and First Floor Rear, 37 Anson Road, London, NW2 3UY
Erection of single storey rear extension and alterations to rear windows and conversion f…
17/0483
2016 Approved
37 Anson Road, London, NW2 3UY
Creation of studio flat in loft space of existing HMO to include rear dormer window and i…
16/1236
Brent
Planning Authority Score
5.7/10
Average
#113 of 296 councils
Relevant to this application:
Householder decisions

Brent is faster than most councils at deciding householder applications, ranking #91 out of 296. Only 28% of applications have the time limit extended, well below the 41% national average - the council usually decides on time. Householder applications are slightly less likely to be approved here (85%) than the national average (90%).

Faster than most councils
for householder decisions
These figures are council-wide context, not a prediction for this application. View full council performance
Brent decision statistics
Based on MHCLG data, the year to March 2026
78%
Overall approval rate
Below avg (87%) #269 of 296
85%
Householder approved
Below avg (90%) #247 of 296
73%
Decided in 8 weeks
Above avg (63%) #91 of 296
28%
Extended time limit
Below avg (41%) #42 of 296
53%
Minor dwellings approved
73 decided (1-9 homes)
85%
Major dwellings approved
13 decided (10+ homes)
54%
Change of use approved
193 decided
1,963
Total decisions
431 refused in the year to March 2026
Source: MHCLG planning statistics · See full council rankings

Freehold boundary: © Crown copyright and database rights 2026, HM Land Registry. Polygons © Crown copyright and database rights 2026 Ordnance Survey 100026316. Conditions of use

Energy performance: Energy performance certificates from the Energy Performance of Buildings Register, Ministry of Housing, Communities and Local Government. Contains public sector information licensed under the Open Government Licence v3.0. © Crown copyright 2026.