Fairfield Court, Longstone Avenue, London, NW10 3TS Data via plota.co.uk

25/3493 - Full Planning Permission Approved

Proposal

Proposed roof extensions to side wings to create 2x new self-contained dwellings, 2x three-storey side extensions to provide access staircases, associated enlargement of refuse storage, additional cycle parking spaces and improvements to soft landscaping to communal garden Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
16 Dec 2025
✓
Validated
8 Jan 2026
✓
Approved
8 Apr 2026

Approved on 8 Apr 2026 · Delegated Team Manager · Last checked 7 Jul 2026

Documents 34

Plans & drawings 23

PDF Existing second floor & roof plans Approved Drawing Plans · 8 Apr 2026 View ↗ PDF Existing ground floor plan Approved Drawing Plans · 8 Apr 2026 View ↗ PDF Existing site plan Approved Drawing Plans · 8 Apr 2026 View ↗ PDF Existing ground & first floor plans Approved Drawing Plans · 8 Apr 2026 View ↗ PDF Existing front elevation Approved Drawing Plans · 8 Apr 2026 View ↗ PDF Existing roof plan Approved Drawing Plans · 8 Apr 2026 View ↗ PDF Existing front & rear elevations Approved Drawing Plans · 8 Apr 2026 View ↗ PDF Existing first floor plan Approved Drawing Plans · 8 Apr 2026 View ↗ PDF Existing second floor plan Approved Drawing Plans · 8 Apr 2026 View ↗ PDF Existing schematic section Approved Drawing Plans · 8 Apr 2026 View ↗ PDF Existing rear (west) elevation Approved Drawing Plans · 8 Apr 2026 View ↗ PDF Existing side section Approved Drawing Plans · 8 Apr 2026 View ↗ PDF Proposed second floor plan Approved Drawing Plans · 8 Apr 2026 View ↗ PDF Proposed roof plan Approved Drawing Plans · 8 Apr 2026 View ↗ PDF Proposed ground floor plan Approved Drawing Plans · 8 Apr 2026 View ↗ PDF Proposed first floor plan Approved Drawing Plans · 8 Apr 2026 View ↗ PDF Proposed site plan Approved Drawing Plans · 8 Apr 2026 View ↗ PDF Proposed front (east) elevation Approved Drawing Plans · 8 Apr 2026 View ↗ PDF Proposed rear (west) elevation Approved Drawing Plans · 8 Apr 2026 View ↗ PDF Location plan Approved Drawing Plans · 8 Apr 2026 View ↗ PDF Proposed site plan Approved Drawing Plans · 8 Apr 2026 View ↗ PDF Revised proposed landscape plan Approved Drawing Plans · 8 Apr 2026 View ↗ PDF Revised ugf plan Approved Documents · 18 Mar 2026 View ↗

All documents on the council site ↗

Associated applications 3

Site constraints 6

Article 4 direction
Article 4 for HMOs. 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
Registered park or garden 162 m away: Roundwood Park; Inside the Brent built-up area; Public transport access: PTAL 2 (poor), TfL 2023, for the 100 m square; Designated open space 26 m away.
Not affected
Outside flood zones 2 and 3 · Not green belt · No listed building at the site

Checked on 6 October 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 area65 m² (700 sq ft)
Energy ratingC (77 out of 100)
PropertyMid-terrace flat, 3 habitable rooms
Built1930 to 1949
HeatingBoiler and radiators, mains gas
WallsSolid brick, as built, no insulation (assumed)

From the energy performance certificate lodged in October 2024, the latest held for this property. The building may have changed since. View the certificate

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Important details

Council
Brent
Application type
Full Planning Permission
Postcode
NW10 3TS
Received
16 Dec 2025
Validated
8 Jan 2026
Ward
Harlesden & Kensal Green
Case officer
Show
Target decision
8 Apr 2026
Decision
Permission Granted
Decision date
8 Apr 2026
Decision level
Delegated Team Manager
Applicant
Show
Agent
Savills

How this decision compares

Decided in 90 days from validation, 34 days slower than Brent's median of 56 for extensions. Approved, as 77% of extensions here are.

79%decided within 8 weeks
77%approved
1,134decided in the last year

Plota live figures for extensions decided by Brent in the last twelve months, from validation. Brent decision record →

Consultation & key dates

Alt. reference
PP-14258488
Planning Portal ref
PP-14258488
Comments by
26 Mar 2026
Env. assessment
No
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

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.