431 High Road London N12 0AP Data via plota.co.uk

26/1653/FUL - Full Application Refused

Proposal

Part single, part two storey side/rear extension to existing rear outrigger, roof extension including rear dormer window and insertion of 3no. rooflights to front roofslope, and conversion of existing maisonette at first and second floor level into 3no. self-contained flats (Class C3) and refurbishment of existing ground floor shop (Class E) Data via plota.co.uk

Track application Save this application and get an email when its status or decision changes. Alerts nearby Get email alerts for new planning applications near this address.

View original council record ↗

Application progress

✓

Received

1 May 2026

✓

Validated

11 May 2026

✓

Consultation

14 May 2026

✗

Refused

15 Jun 2026

Appeal

Not lodged

Refused on 15 Jun 2026 · Delegated Decision · Last checked 19 Jul 2026

Documents 15

Other new applications on this street

423 High Road London N12 0AP

Sub-division of the existing shop into two units with associated alterations to ...

26/1554/FUL - 27 Apr 2026

646 - 648 High Road London N12 0NL

Partial change of use of the ground from commercial space (Use Class E) to 2no. ...

26/2074/PNE - 3 Jun 2026

746 High Road London N12 9QG

Installation of 2no. vertically stacked storage containers within the rear yard....

26/1673/RCU - 5 May 2026

784 High Road London N12 9QR

Submission of details of condition 9 (Air Pollution Mitigation) pursuant to plan...

26/1363/CON - 14 Apr 2026

Nearby new applications

330 High Road London N2 9AD

Demolition of rear storage/retail unit and construction of a retail unit with ba...

26/2464/FUL - 29 Jun 2026

431 High Road London N12 0AP

Refurbishment of existing ground floor shop (Class E) including new shopfront. C...

26/2466/FUL - 29 Jun 2026

Glebe Motors Glebe Road London N3 2AX

Submission of details of condition 3 (Materials), Condition 4 (Levels), Conditio...

26/2297/CON - 18 Jun 2026

Mercian Lodge, Ephgrave Lodge And Witcomb Lodge 68 Lankaster Gardens London N2 9FF

External wall remediation. Installation of vertical cavity barriers and replacem...

26/2200/192 - 12 Jun 2026

127 Squires Lane London N3 2AE

Erection of a rear outbuilding

26/2080/192 - 4 Jun 2026

330 High Road London N2 9AD

Implementation of planning permission 22/1629/FUL dated 23.05.2022 for "Demoliti...

26/1679/191 - 5 May 2026

Important details

Council: Barnet
Application type: Full Application
Postcode: N12 0AP
Received: 1 May 2026
Validated: 11 May 2026
Ward: West Finchley
Case officer: Show
Target decision: 6 Jul 2026
Decision: Refuse
Decision date: 15 Jun 2026
Decision level: Delegated Decision
Applicant: Show
Agent: Q's Design

Consultation & key dates

Alt. reference: PP-14897765
Site notice: 14 May 2026

Historical activity at this location

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

Within ~100m

Nearby activity

2025

First And Second Floors 437 High Road London N12 0AP

Installation of 1 no. internally illuminated wall mounted fascia sign

25/0659/ADV 17 Feb 2025

2024 Approved

O/s Connections House 2 Glebe Road London N3 2AX

Installation of 1no. green Virgin Media cabinet

24/4750/LIC 5 Dec 2024

2024 Approved

O/s 2 Squires Lane London N3 2AU

Installation of 1no. green Virgin Media cabinet

24/4751/LIC 5 Dec 2024

2024 Refused

7 Glebe Road London N3 2BA

Conversion of existing property into 2no. self-contained flats including single storey re…

24/2117/FUL 17 Sep 2024

2023 Approved

29 Glebe Road London N3 2BA

Single storey side/rear infill extension with 2no. roof lanterns following demolition of…

23/3615/HSE 17 Oct 2023

2023 Refused

435 High Road London N12 0AP

Change of use of ground, first and second floors from a mixed dwelling and HMO use to a 5…

23/2982/FUL 31 Aug 2023

2023 Withdrawn

4 Glebe Road London N3 2AX

Erection of a rear outbuilding

23/2441/192 3 Jul 2023

2022 Approved

429 High Road London N12 0AP

New shopfront

22/5093/FUL 10 Jan 2023

2022 Approved

21 Glebe Road London N3 2BA

Single storey side/rear extension

22/4194/HSE 27 Oct 2022

2022 Approved

21 Glebe Road London N3 2BA

Roof extension involving side/rear L-shaped dormer to rear facing roofslope and outrigger…

22/4216/192 14 Sep 2022

2022 Refused

4 Glebe Road London N3 2AX

Roof extension involving rear dormer window with juliette balcony, 3no front facing roofl…

22/1791/HSE 20 May 2022

2022 Approved

4 Glebe Road London N3 2AX

New front porch

22/1766/192 13 Apr 2022

2022 Approved

4 Glebe Road London N3 2AX

First floor rear extension

22/0261/HSE 16 Mar 2022

2022 Approved

4 Glebe Road London N3 2AX

Replacement of first floor rear window with a juliette balcony and french doors

22/0260/HSE 16 Mar 2022

2021 Approved

19 Squires Lane London N3 2AN

Roof extension involving rear dormer window and extension of the rear outrigger and 2no f…

21/6653/192 11 Feb 2022

2021 Withdrawn

429 High Road London N12 0AP

Change of use from offices to residential (Class C3) 2 units

21/3610/PNO 13 Aug 2021

2021 Approved

4 Glebe Road London N3 2AX

Roof extension involving L-shaped rear dormer and 2no front rooflights.

21/1673/192 11 May 2021

2021 Approved

4 Glebe Road London N3 2AX

Single storey rear/side extension

21/0390/HSE 30 Apr 2021

2021 Refused

429 High Road London N12 0AP

Change the use of the existing office (A2) to 2no dwellinghouses (Class C3)

21/0747/PNO 29 Mar 2021

2021 Refused

4 Glebe Road London N3 2AX

Roof extension involving rear dormer window. New front porch

21/0313/192 9 Mar 2021

2016 Approved

Flat 2, 4 Squires Lane London N3 2AT

Single storey rear extension following demolition of existing store. Conversion of garage…

16/5894/FUL 11 Nov 2016

2016 Approved

425B High Road London N12 0AP

First floor side and rear extension

16/3902/FUL 26 Aug 2016

2016 Approved

18 Glebe Road London N3 2AX

Single storey rear and side extension

16/3307/HSE 13 Jul 2016

2016 Refused

433 High Road London N12 0AP

Change of use from storage area into conversion of 1no self contained residential unit

16/0946/FUL 11 Apr 2016

2016 Approved

Flat 2, 4 Squires Lane London N3 2AT

Roof extension involving rear dormer windows with Juliette balconies, 3no rooflights to f…

16/0550/FUL 24 Mar 2016

Barnet

Planning Authority Score

6.2/10

Average

#90 of 296 councils

Relevant to this application:

Householder decisions

Barnet is faster than most councils at deciding householder applications, ranking #42 out of 296. Only 25% of applications have the time limit extended, well below the 41% national average - the council usually decides on time. Barnet is also one of the strictest councils - it refuses more householder applications than almost any other, with only 82% approved vs 90% nationally.

One of the strictest councils

only 82% approved vs 90% nationally

These figures are council-wide context, not a prediction for this application. View full council performance

Barnet decision performance

Based on MHCLG data, the year to March 2026

75%

Overall approval rate

Below avg (87%) #285 of 296

82%

Householder approved

Below avg (90%) #264 of 296

79%

Decided in 8 weeks

Above avg (63%) #42 of 296

25%

Extended time limit

Below avg (41%) #29 of 296

55%

Minor dwellings approved

319 decided (1-9 homes)

90%

Major dwellings approved

21 decided (10+ homes)

41%

Change of use approved

132 decided

2,541

Total decisions

625 refused in the year to March 2026

431 High Road London N12 0AP Data via plota.co.uk

Proposal

Application progress

Documents 15

Decision & officer reports 2

Statements & assessments 3

Plans & drawings 7

Application forms 2

Other documents 1

Other new applications on this street

Nearby new applications

Important details

Consultation & key dates

Nearby activity