146 Westpole Avenue Barnet EN4 0AR Data via plota.co.uk

26/01736/CEA - Cert of Lawful Use/Operation - Proposed Approved
Extensions & alterations

Proposal

Single storey rear extension, single storey side extension, extension of roof to side to form gable, rear dormer, front roof light and detached outbuilding to rear. Data via plota.co.uk

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View original council record ↗Last checked

Application progress

✓
Received
29 Apr 2026
✓
Validated
20 May 2026
✓
Approved
30 Jun 2026

Approved on 30 Jun 2026 · Delegated Decision · Last checked 19 Jul 2026

Documents 4

Decision & officer reports 2

PDF Decision Notice Decision Notice · 30 Jun 2026 View ↗ PDF Officer Report Officer Report · 30 Jun 2026 View ↗

Application forms 1

PDF Application Form - Without Personal Data Application Form - Without Personal Data · 29 Apr 2026 View ↗

Other documents 1

PDF volume calculation. Supporting Information · 27 May 2026 View ↗

All documents on the council site ↗

Site constraints 4

Article 4 direction
Borough wide. Named permitted development rights are withdrawn here.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: Enfield 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 Enfield built-up area; Public transport access: PTAL 3 (moderate), TfL 2023, for the 100 m square.
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.

Sales history 2

Last sold for £800,000 in April 2026. Semi-detached house, freehold.

24 April 2026£800,000Recorded as a transfer outside a standard sale
15 October 1998£190,000

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

Building

Floor area131 m² (1,410 sq ft)
Energy ratingE (54 out of 100), could reach C
PropertySemi-detached house, 6 habitable rooms
Built1930 to 1949
HeatingBoiler and radiators, mains gas
WallsSolid brick, as built, no insulation (assumed)

From the energy performance certificate lodged in May 2023, 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

28 Aug 2026Pending

30 Westpole Avenue Barnet EN4 0AY

Part single, part 2 storey rear/side extension and front porch with associated a...

26/03564/HOU
24 Jul 2026Approved

16 Westpole Avenue Barnet EN4 0AX

Detached outbuilding at rear.

26/02989/HOU
24 Jun 2026Approved

85 Westpole Avenue Barnet EN4 0BA

Outbuilding at rear connected to existing extension.

26/02626/HOU

Nearby new applications

9 Oct 2026Pending

193 Cat Hill Barnet EN4 8HS

Two storey side extension involving conversion of garage into habitable room, hi...

26/04043/HOU
7 Oct 2026Pending

193 Cat Hill Barnet EN4 8HS

Single storey rear extension including internal alterations.

26/04209/HOU
29 Sept 2026Approved

57 Belmont Avenue Barnet EN4 9JS

New front porch

26/3532/192
25 Sept 2026Approved

Land Adjacent To Cockfosters Underground Station Cockfosters Road Barnet EN4 0DZ

Non material amendment to Ref: 21/02517/FUL, (as amended by 25/03161/NMA and 25/...

26/03926/NMA
22 Sept 2026Pending

52 Bramley Road London N14 4HS

Rear dormer and side roof light.

26/03748/CEU
22 Sept 2026Pending

43 Gloucester Gardens Barnet EN4 0QN

Single storey side/rear extension.

26/04050/HOU

Important details

Council
Enfield
Application type
Cert of Lawful Use/Operation - Proposed
Postcode
EN4 0AR
Received
29 Apr 2026
Validated
20 May 2026
Ward
Cockfosters
Case officer
Show
Target decision
15 Jul 2026
Decision
Granted
Decision date
30 Jun 2026
Decision level
Delegated Decision
Applicant
Show
Agent
Intelliarch Ltd

How this decision compares

Decided in 41 days from validation, about the council's usual 44 days. Approved, as 82% of extensions here are.

90%decided within 8 weeks
82%approved
1,770decided in the last year

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

Consultation & key dates

Alt. reference
PP-14884664
Planning Portal ref
PP-14884664
Statutory expiry
15 Jul 2026
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 Approved
1 Gloucester Gardens Barnet EN4 0QN
Two storey side/rear extension involving conversion of garage into habitable room with re…
25/04025/HOU
2025 Approved
148 Westpole Avenue Barnet EN4 0AR
Change of use from Use Class C3 (dwelling house) to Use Class C4 (HMO-house in multiple o…
25/03551/FUL
2025
1 Gloucester Gardens Barnet EN4 0QN
Single storey front/side extension, conversion of garage into habitable room involving al…
25/01739/HOU
2024 Approved
116 Westpole Avenue Barnet EN4 0AR
First floor side and rear extension.
24/02743/HOU
2023 Approved
147 Westpole Avenue Barnet EN4 0BB
Single storey rear extension 6m deep x 3.75m high (3m high to eaves).
23/01484/PRH
2022 Approved
5 Station Parade Cockfosters Road Barnet EN4 0DW
Conversion of gym office and sports treatment room (Use Class E) into a massage/beauty tr…
22/03257/FUL
2022 Approved
34 Gloucester Gardens Barnet EN4 0QW
Extension to roof at side to form gable end with rear dormer and front rooflights.
22/02112/CEA
2022 Approved
5 Station Parade Cockfosters Road Barnet EN4 0DL
Change of use from beauty treatment (Sui Generis) to fitness/workout (Class E).
22/00551/FUL
2022 Approved
26 Gloucester Gardens Barnet EN4 0QW
Single storey rear extension, replacement porch and lean-to roof canopy to side (Amended…
22/00230/HOU
2021 Approved
148 Westpole Avenue Barnet EN4 0AR
Single storey side infill extension with outbuilding to rear.
21/04527/HOU
2021 Approved
140 Westpole Avenue Barnet EN4 0AR
First floor side extension.
21/01825/FUL
2021 Approved
116 Westpole Avenue Barnet EN4 0AR
Part single, part 2-storey rear extension, single storey side extension involving alterat…
21/00566/HOU
2021 Approved
116 Westpole Avenue Barnet EN4 0AR
Extension to roof to form gable end involving rear dormer with front rooflights, Juliette…
21/00568/CEA
2020 Refused
140 Westpole Avenue Barnet EN4 0AR
Erection of first floor side conservatory.
20/02510/FUL
2021 Approved
114 Westpole Avenue Barnet EN4 0AR
Installation of brick garden wall, metal railings and gates at front and side of property…
21/00160/HOU
2020 Approved
6 Station Parade Cockfosters Road Barnet EN4 0DL
Change of use of ground floor from dry cleaner (Class A1) to a gym (D2) with an ancillary…
20/01044/FUL
2020 Approved
140 Westpole Avenue Barnet EN4 0AR
Change of use of first floor from dental teaching facility to dental practice (D1) involv…
20/00961/FUL
2019 Refused
Land Rear Of 148 Westpole Avenue Enfield EN4 0AR
Demolition of existing ancillary residential outbuildings (C3), subdivision of land and e…
19/03838/FUL
2019 Approved
13B Station Parade London EN4 0DL
Two storey rear extension to to accommodate office (Class B1(a)) space, with associated c…
19/03790/FUL
2019 Refused
9 Gloucester Gardens Enfield North Barnet EN4 0QN
Single storey rear extension 4m deep x 3.7m high (2.65m high to eaves).
19/03204/PRH
2016 Approved
5 Station Parade Cockfosters Road Barnet EN4 0DL
Change of use from Retail (A1) to beauty treatment ( Sui Generis).
16/04743/FUL
2016 Approved
17 Gloucester Gardens Enfield North Barnet EN4 0QN
Rear dormer with Juliette Balcony and front roof lights
16/04265/CEA
2016 Refused
17 Gloucester Gardens Enfield North Barnet EN4 0QN
Single storey rear extension 6m deep x 3.2m high (3m high to eaves).
16/04350/PRH
2016 Refused
17 Gloucester Gardens Enfield North Barnet EN4 0QN
Single storey rear extension 6m deep x 3.2m high (2.950m high to eaves).
16/03307/PRH
2016 Approved
6 Gloucester Gardens Enfield EN4 0QW
Single storey rear extension part 4m deep, part 3.75m x 3.2m high (2.950m high to eaves)
16/02036/PRH
Enfield
Planning Authority Score
6.9/10
Good
#65 of 296 councils
Relevant to this application:
Householder decisions

Enfield is one of the fastest councils in England for householder decisions, ranking #15 out of 296. Only 5% of applications have the time limit extended, well below the 41% national average - the council usually decides on time. Enfield is also one of the strictest councils - it refuses more householder applications than almost any other, with only 83% approved vs 90% nationally.

Among the fastest councils in England
for householder decisions
These figures are council-wide context, not a prediction for this application. View full council performance
Enfield decision statistics
Based on MHCLG data, the year to March 2026
78%
Overall approval rate
Below avg (87%) #271 of 296
83%
Householder approved
Below avg (90%) #260 of 296
90%
Decided in 8 weeks
Above avg (63%) #15 of 296
5%
Extended time limit
Below avg (41%) #1 of 296
60%
Minor dwellings approved
265 decided (1-9 homes)
63%
Major dwellings approved
8 decided (10+ homes)
72%
Change of use approved
322 decided
1,939
Total decisions
433 refused in the year to March 2026
Source: MHCLG planning statistics · See full council rankings

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

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.