120 Gladstone Park Gardens, London, NW2 6RL Data via plota.co.uk

26/1946 - Certificate of Lawfulness - Proposed Approved
Extensions & alterations

Proposal

Certificate of lawfulness for proposed rear dormer extension with Juliet balcony, hip to gable roof extension, installation of 1x window to side elevation and 2x front rooflights to dwellinghouse. Data via plota.co.uk

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View original council record ↗Last checked

Application progress

✓
Received
30 Jul 2026
✓
Validated
5 Aug 2026
✓
Approved
30 Sept 2026

Approved on 30 Sept 2026 · Delegated Team Manager · Last checked 2 Oct 2026

Documents 8

Decision & officer reports 2

PDF Final delegated report Report · 30 Sept 2026 View ↗ PDF Final decision notice Decision (Public) · 30 Sept 2026 View ↗

Plans & drawings 5

PDF Location plan Submitted Drawings Plans · 5 Aug 2026 View ↗ PDF Existing plans Submitted Drawings Plans · 31 Jul 2026 View ↗ PDF Existing elevations Submitted Drawings Plans · 31 Jul 2026 View ↗ PDF Proposed plans Submitted Drawings Plans · 31 Jul 2026 View ↗ PDF Proposed elevations Submitted Drawings Plans · 31 Jul 2026 View ↗

Application forms 1

PDF Application form redacted Application Form (Public) · 31 Jul 2026 View ↗

All documents on the council site ↗

Site constraints 5

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 Named permitted development rights are withdrawn here.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; Public transport access: PTAL 0 (very poor), TfL 2023, for the 100 m square; Metropolitan Open Land 35 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 area112 m² (1,206 sq ft)
Energy ratingD (57 out of 100), could reach C
PropertySemi-detached house, 5 habitable rooms
Built1930 to 1949
HeatingBoiler and radiators, mains gas
WallsSolid brick, as built, no insulation (assumed)

From the energy performance certificate lodged in December 2025, the latest held for this property. The building may have changed since. View the certificate

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Other new applications on this street

20 Aug 2026Pending

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21 Apr 2026Approved

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Important details

Council
Brent
Application type
Certificate of Lawfulness - Proposed
Postcode
NW2 6RL
Received
30 Jul 2026
Validated
5 Aug 2026
Ward
Dollis Hill
Case officer
Show
Target decision
30 Sept 2026
Decision
Certificate of Lawfulness - Granted
Decision date
30 Sept 2026
Decision level
Delegated Team Manager
Applicant
Show
Agent
GRArchitecture Ltd

How this decision compares

Decided in 56 days from validation, about the council's usual 56 days. 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 →

Public comments

No public comments yet.

Last counted 2 Oct 2026

Read the comments on the council site ↗

Consultation & key dates

Alt. reference
PP-15121976
Planning Portal ref
PP-15121976
Env. assessment
No

Historical activity at this location

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

Within ~100m

Nearby activity

2025 Refused
143 Gladstone Park Gardens, London, NW2 6RN
Proposed conversion of dwellinghouse into 3x self contained flats, sub-divison of rear ga…
25/2339
2025 Approved
143 Gladstone Park Gardens, London, NW2 6RN
Proposed demolition of side garage and storage and erection of two storey side extension…
25/0025
2024 Approved
143 Gladstone Park Gardens, London, NW2 6RN
Proposed demolition of side garage and storage and erection of double storey side extensi…
24/0634
2021 Refused
157 Gladstone Park Gardens, London, NW2 6RN
Hip to gable end roof extension with rear dormer window, rear rooflight and two front roo…
21/3756
2021 Approved
157 Gladstone Park Gardens, London, NW2 6RN
Demoltion of garage and erection of single and two storey side and rear extension, rear d…
21/0528
2021 Approved
166 Gladstone Park Gardens, London, NW2 6RL
Two storey side, hip to gable, first floor rear extension, one rooflight to front slope w…
21/0102
2019 Approved
112 Gladstone Park Gardens, London, NW2 6RL
Conversion of single dwelling (Use Class C3) into a six person HMO (Use Class C4) with wo…
19/3685
2019 Refused
113 Gladstone Park Gardens, London, NW2 6RN
Erection of a first floor side extension to dwellinghouse
19/3467
2019 Approved
165 Gladstone Park Gardens, London, NW2 6RN
Proposed first floor rear extension to dwellinghouse
19/3044
2019 Approved
169 Gladstone Park Gardens, London, NW2 6RN
Demolition of existing garage and erection of a two storey side, single storey rear exten…
19/2178
2019 Withdrawn
114 Dollis Hill Avenue, London, NW2 6RA
Erection of a two storey side extension; part one, part two storey rear extension; droppe…
19/1672
2019 Refused
112 Gladstone Park Gardens, London, NW2 6RL
Conversion of single family dwelling into 3 x self-contained flats; erection of hip-to-ga…
19/1173
2019 Approved
169 Gladstone Park Gardens, London, NW2 6RN
Demolition of the side garage and erection of a single storey side and rear extension to…
19/0718
2018 Withdrawn
112 Gladstone Park Gardens, London, NW2 6RL
Conversion of dwellinghouse into 4 self contained flats with external works to include de…
18/4945
2018 Approved
139 Gladstone Park Gardens, London, NW2 6RN
Proposed construction of two-storey side extension and a single rear storey extension to…
18/2301
2017 Withdrawn
139 Gladstone Park Gardens, London, NW2 6RN
Demolition of an existing side garage and erection of a two-storey side extension and sin…
17/3407
2018 Approved
167 Gladstone Park Gardens, London, NW2 6RN
Erection of first floor rear extension to dwellinghouse
18/0657
2017 Approved
114 Dollis Hill Avenue, London, NW2 6RA
Demolition of side garage and side and rear extension and erection of a part single store…
17/4118
2017 Refused
114 Dollis Hill Avenue, London, NW2 6RA
Demolition of side garage and side and rear extension and erection of a part single store…
17/2645
2017 Approved
167 Gladstone Park Gardens, London, NW2 6RN
Proposed demolition of garage and erection of a two storey side and rear extension
17/2307
2016 Approved
110 Dollis Hill Avenue, London, NW2 6RA
Retention of two-storey side, rear and part two-storey rear extension, loft conversion an…
16/3484
2016 Approved
157 Gladstone Park Gardens, London, NW2 6RN
Demolition of side detached garage, erection of part single and part two storey side and…
16/2812
2016 Approved
115 & 117 Gladstone Park Gardens, London, NW2 6RN
Joint application for demolition of existing garage and erection of two storey side and r…
16/0012
2024 Approved
144A & 144B Gladstone Park Gardens, London, NW2 6RL
Certificate of lawfulness for existing use as 2 self-contained flats on ground and first…
24/2986
2024 Approved
188 Gladstone Park Gardens, London, NW2 6RL
Prior approval for a single storey rear extension to dwellinghouse, in metres: Extending…
24/1697
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.