169 Boston Manor Road,Brentford,TW8 9LE Data via plota.co.uk

P/2026/2767 - Lawful Development Certificate (Proposed) REGISTERED: Under Assessment

Proposal

Certificate of lawfulness for the proposed erection of a rear roof extension and three front roof windows to the house. Data via plota.co.uk

View original council record ↗Last checked

Application progress

✓
Received
30 Sept 2026
Decision
Expected by 25 Nov 2026

This application is under consideration - no decision has been issued yet. Plota predicts a decision around 23 Nov 2026, from Hounslow's recent extensions.

Site constraints 12

Article 4 direction
Dwellinghouses (C3) to small HMOs (C4) - borough-wide Article 4 Direction. Named permitted development rights are withdrawn here.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.
Archaeological priority area
An assessment or field evaluation may be asked for before ground works.
The council or Historic England considers archaeology likely here. A desk-based assessment, and sometimes trial trenching, can be asked for with the application.
Air quality management area: Hounslow 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 ↗
Local nature reserve 164 m away: Blondin Nature Area
Work nearby can need a habitats assessment.
Harm to a protected site is only accepted where there is no alternative and an overriding public interest.
Habitat network: Network Enhancement Zone 2
Where habitat is joined up enough to work as a network. Context, not a constraint on its own.
3 listed buildings within 150 m
Nearest: Garden Wall, 2 Sets of Iron Gates Gateposts to Boston Manor House, Grade II, 50 m away · 1 Grade I, 2 Grade II
The site itself is not listed. Listed building consent is needed for work that affects the special interest of a listed building, inside or out, on top of planning permission. Setting can be a consideration for buildings nearby; there is no fixed radius.
Show all 3 with distances
Historic England ↗
Also on the record
Conservation area 28 m away: Grand Union Canal & Boston Manor; Heritage at risk 28 m away: Grand Union Canal and Boston Manor, Brentford; Inside the Hounslow built-up area; Metropolitan Open Land 31 m away; Designated open space 24 m away; Priority habitat 31 m away: Deciduous woodland.
Not affected
Outside flood zones 2 and 3 · Not green belt · No scheduled monument at the site

Checked on 1 October 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.

Sales history 1

Last sold for £520,000 in October 2013. Terraced house, freehold.

25 October 2013£520,000

Sale prices from HM Land Registry's price paid record, matched to this application by its address.

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Important details

Council
Hounslow
Application type
Lawful Development Certificate (Proposed)
Postcode
TW8 9LE
Received
30 Sept 2026
Validated
30 Sept 2026
Ward
Brentford West
Case officer
Show
Applicant
Show

Decision outlook

Day 4 of the 56-day target. Hounslow usually decides extensions by day 54.

Day 452 days to the 56-day target
78%decided within 8 weeks
81%approved
919decided in the last year

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

Consultation & key dates

Consultation
30 Sept 2026
Statutory expiry
25 Nov 2026
Hounslow
Planning Authority Score
2.1/10
Poor
#268 of 296 councils
Relevant to this application:
Householder decisions

Hounslow is slower than most councils at deciding householder applications, ranking #203 out of 296. 47% of applications have the time limit extended, above the 41% national average. Hounslow is also one of the strictest councils - it refuses more householder applications than almost any other, with only 75% approved vs 90% nationally.

One of the strictest councils
only 75% approved vs 90% nationally
These figures are council-wide context, not a prediction for this application. View full council performance
Hounslow decision statistics
Based on MHCLG data, the year to March 2026
71%
Overall approval rate
Below avg (87%) #294 of 296
75%
Householder approved
Below avg (90%) #293 of 296
56%
Decided in 8 weeks
Below avg (63%) #203 of 296
47%
Extended time limit
Above avg (41%) #208 of 296
38%
Minor dwellings approved
82 decided (1-9 homes)
93%
Major dwellings approved
14 decided (10+ homes)
29%
Change of use approved
72 decided
1,191
Total decisions
340 refused in the year to March 2026

Sale prices: Contains HM Land Registry data © Crown copyright and database right 2026. This data is licensed under the Open Government Licence v3.0.

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