5B Blenheim Gardens, London, NW2 4NL Data via plota.co.uk

26/1050 - Full Planning Permission Approved

Proposal

Proposed side dormer extension to existing outrigger with window to the side roof slope and extension to existing rear dormer of the first floor flat. Data via plota.co.uk

View original council record ↗Last checked

Application progress

Received
27 Apr 2026
Approved
18 Jun 2026

Approved on 18 Jun 2026 · Delegated Team Manager · Last checked 6 Jul 2026

Site constraints 3

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 Named permitted development rights are withdrawn here.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
Inside the Brent built-up area.
Not affected
Outside flood zones 2 and 3 · Not green belt · No scheduled monument at the site

Checked on 11 September 2026. Historic England, the Environment Agency, Natural England 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.

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Important details

Council
Brent
Application type
Full Planning Permission
Postcode
NW2 4NL
Received
27 Apr 2026
Validated
27 Apr 2026
Ward
Willesden Green
Case officer
Show
Decision
Permission Granted
Decision date
18 Jun 2026
Decision level
Delegated Team Manager
Applicant
Show
Agent
KG Plan & Design Ltd

How this decision compares

Decided in 52 days from validation, 4 days faster than Brent's median of 56 for extensions. Approved, as 75% of extensions here are.

80%decided within 8 weeks
75%approved
860decided 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-14878547
Comments by
20 May 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