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Planning applications in N12

We hold 569 planning applications for the N12 postcode area, 234 of them submitted in the past year. 86% of decided applications here were approved. A decision typically takes 42 days. The area is covered by Barnet, Brent.

569
applications held
234
in the past year
86%
approved
42 days
median decision

Councils covering N12

Barnet (568)Brent (1)

Recent applications in N12

Pending
24 Sept 202626/3458/CON · Received: Wed 23 Sep 2026 · Validated: Thu 24 Sep 2026
Rear Of 114 Torrington Park London N12 9AHBarnet

Submission of details of conditions 6 (Hard and soft landscaping) 7 (Boundary treatments and enclosures/bin storage) 8 (Biodiversity enhancements) 9 (Cycle parking/storage) pursuant to planning appeal APP/N5090/W/24/3337508 dated 18/06/2024 (planning ref 23/4779/FUL)

Pending
22 Sept 202626/3453/FUL · Received: Tue 22 Sep 2026 · Validated: Tue 22 Sep 2026
22 - 24 Thurlestone Avenue London N12 0LPBarnet

Single storey extension to the existing rear (Class E) office outbuilding following demolition of existing annexe outbuilding

Pending
22 Sept 202626/3453/FUL · Received: Tue 22 Sep 2026 · Validated: Tue 22 Sep 2026
22 - 24 Thurlestone Avenue London N12 0LPBarnet

Single storey extension to the existing rear (Class E) office outbuilding following demolition of existing annexe outbuilding

Pending
17 Sept 202626/3417/PNH · Received: Thu 17 Sep 2026 · Validated: Thu 17 Sep 2026
17 Summers Lane London N12 0PEBarnet

2no. Single storey rear extensions with a proposed depth of 5.00 metres, maximum height of 3.64 metres and eaves height of 2.76 metres. Following demolition of the existing garage and rear outrigger.

Pending
17 Sept 202626/3417/PNH · Received: Thu 17 Sep 2026 · Validated: Thu 17 Sep 2026
17 Summers Lane London N12 0PEBarnet

2no. Single storey rear extensions with a proposed depth of 5.00 metres, maximum height of 3.64 metres and eaves height of 2.76 metres. Following demolition of the existing garage and rear outrigger.

Pending
15 Sept 202626/3402/LIC
Britannia House 960 High Road London N12 9RYBarnet

Removal and replacement of 3no. antennas with other associated ancillary works thereto.

Permitted
11 Sept 202626/0115/TELN
Street Record, Christchurch Avenue, LondonBrent

Telecommunications notification for installation of 1x above ground cabinet on footpath opposite ...

Pending
11 Sept 202626/3343/CON · Received: Fri 11 Sep 2026 · Validated: Fri 11 Sep 2026
608 High Road London N12 0AABarnet

Submission of details of condition 3 (Sound insulation) 6 (Subdivision of amenity space) pursuant to planning permission 24/4563/FUL dated 14/04/2025

Pending
3 Sept 202626/3222/HSE
46 Michleham Down London N12 7JNBarnet

Single storey side/rear extension with 3no. rooflights following demolition of the existing storage/utility structure. Changes to fenestration

Pending
Small
20 Aug 202626/3087/LIC
North Finchley Telephone Exchange 885 High Road London N12 8QABarnet

Removal of 3 x Nokia AEQC antenna at 22.6m from the stub-tower upon the rooftop of the BT Telephone Exchange. Installation of 3 x Nokia AVHQB antenna at 22.6m utilising existing steelwork upon the stub-tower on the exchange rooftop. Ancillary works will see the re-use of 3 x existing A13451R0V06 antenna at 22.6m and 3 x AZNC RRUs at 22m on the stub-tower. Removal of 6 x RRUs at 22m, 3 x C2 Combiners and 6 x Feeder cables and replacement with 6 x new NOKIA RRUs at 22m, 3 x Multicore fibre cables, 3 x DC Cables, 3 x BoB Boxes, the re-use of 3 x existing multicore fibre cables and refreshment works within the rooftop equipment cabinets.

Pending
Small
Full
20 Aug 202626/3061/FUL
318 Ballards Lane London N12 0EYBarnet

Single storey rear extension (Part retrospective application)

Pending
14 Aug 202626/3006/192
36 Friern Watch Avenue London N12 9NTBarnet

Roof extension involving hip to gable with rear dormer, juliette balcony, 3no. front facing rooflights, new side gable window and reconfiguration of front porch

Pending
Small
Proposed Lawful Development Certificate
12 Aug 202626/2980/192
40 Rosemont Avenue London N12 0BXBarnet

Removal of the existing front boundary wall

Pending
Small
Proposed Lawful Development Certificate
12 Aug 202626/2991/192
15 Cissbury Ring North London N12 7ALBarnet

Roof extension involving rear dormer window with juliette balcony, 3no. front facing rooflights and new side gable window. Ground floor alterations to fenestration including the insertion of a new side window, replacement of a rear door with a larger window, and a replacement flat roof (to match existing) over the existing single-storey rear extension with enlarged skylight

Pending
11 Aug 202626/2970/PNH
47 Grove Road London N12 9EBBarnet

Single storey rear extension with a proposed depth of 6 metres, maximum height of 3.4 metres and eaves height of 2.7 metres.

Pending
Small
Proposed Lawful Development Certificate
11 Aug 202626/2969/192
1 Barham Court Lullington Garth London N12 7BTBarnet

Single storey rear extension with new access steps

Pending
10 Aug 202626/2961/LIC
Wren Academy 41 Hilton Avenue London N12 9HBBarnet

Proposed extension of existing 17.40m high lattice tower to 21.35m high, replace 3no. existing antennas, relocate 3no. existing antennas, and associated ancillary

Pending
10 Aug 202626/2951/S73
Woodhouse College Woodhouse Road London N12 9EYBarnet

Variation of condition 1 (Approved Plans) of planning permission reference 23/2992/FUL dated 21/05/2024 for 'Construction of a part two, part three storey building with associated access, parking, external amenity spaces and hard and soft landscaping to provide mathematics school (Use Class F1(a)).' Variation to include: Relocation and enlargement of the external dining canopy; Incorporation of photovoltaic panels to the revised canopy; Removal of 5no. street trees adjacent to the vehicular access

Pending
Small
Full Application
10 Aug 202626/2949/FUL
Manaton And Shanklin Holden Avenue London N12 8HXBarnet

Partial demolition of rear extension at Manaton. Single-storey side extension to existing dwelling at Manaton and reconfiguration of garden space to create 1no. additional single-storey dwelling (Class C3(a)). Associated amenity space, cycle storage, parking and creation of new vehicular access on Holden Road

Pending
10 Aug 202626/2950/CON
Woodhouse College Woodhouse Road London N12 9EYBarnet

Submission of details of condition 14 (Security Measures) pursuant to planning permission 23/2992/FUL dated 21/05/24

Pending
7 Aug 202626/2925/PNH
17 Summers Lane London N12 0PEBarnet

Single storey rear extension with a proposed depth of 5.00 metres, maximum height of 3.71 metres and eaves height of 2.76 metres. Following demolition of the existing side/rear garage and rear outrigger.

Pending
Small
Full Application
7 Aug 202626/2936/FUL
829 High Road London N12 8PRBarnet

Refurbishment of the existing ground floor commercial unit (Use Class E(c) estate agents), including rear courtyard infill extension and new rooflight. Conversion of existing upper flat into 3no. self-contained flats including new communal staircase. Changes to fenestration

Pending
Small
Householder Application
7 Aug 202626/2942/HSE
14 Folkington Corner London N12 7BHBarnet

Single storey rear infill extension with 2no. rooflights. Conversion of the existing garage into habitable room, insertion of windows to replace the garage door. New front porch. Changes to fenestrations; new door and new window to side elevation. Replacement of rear patio doors. Extensions and alterations to roof including new rear dormer window and 1no. front, 1no. rear facing roof light

Pending
Small
Full Application
6 Aug 202626/2918/FUL
37-45 And 48-50 Nansen Village 21 Woodside Avenue Nansen Village London N12 8RWBarnet

Alterations to existing roof including the raising of the ridge height, new ridge tile, fascia/soffits/eaves boards, lead flashing and rainwater goods to all properties

Pending
Small
Householder Application
6 Aug 202626/2909/HSE
7 Offham Slope London N12 7BZBarnet

Single storey rear extension with flat roof and rooflight. Garage extension and conversion into habitable room with link to existing house. Insertion of window to replace garage door and new door on flank wall of main dwelling. New patio and access steps in rear garden (amended description).

Pending
Small
Licence Notification
5 Aug 202626/2900/LIC
Car Park At Finchley Memorial Hospital Granville Road London N12 0JEBarnet

Installation of 2no. 8m light wooden pole and 1no. 9m light wooden pole

Pending
5 Aug 202626/2901/192
54 And 56 Ravensdale Avenue London N12 9HTBarnet

Proposed lockable internal doorway to connect both properties

Pending
Small
Full Application
5 Aug 202626/2886/FUL
Westwood Lodge Torrington Grove London N12 9NPBarnet

Additional storey at third floor level with associated pitched roof to provide 2no. self-contained flats. Extension of existing hardstanding area to create two additional parking spaces with EV charging points. Associated cycle parking storage

Pending
Small
Full Application
5 Aug 202626/2907/FUL
273 Ballards Lane London N12 8NRBarnet

Installation of a minivac plant housed within an acoustic enclosure to the existing service yard

Pending
Small
Full Application
5 Aug 202626/2898/FUL
Finchley Catholic High School Woodside Lane London N12 8TABarnet

Installation of lighting to the existing artificial grass sports pitch

Pending
Small
Householder Application
3 Aug 202626/2848/HSE
159 Woodhouse Road London N12 9NNBarnet

New front hardstanding and vehicular access to provide off-street parking with associated landscaping and drop kerb to allow off-street parking

Pending
Small
Retention/Continued Use
3 Aug 202626/2859/RCU
6 Twineham Green London N12 7ERBarnet

Roof extension involving rear dormer window ( Retrospective Application)

Pending
Small
Proposed Lawful Development Certificate
3 Aug 202626/2846/192
159 Woodhouse Road London N12 9NNBarnet

Roof extension with rear dormer window and 3no. front facing rooflights following the demolition of existing chimney stack

Pending
Small
Householder Application
29 Jul 202626/2803/HSE
15 Poynings Way London N12 7LPBarnet

Part single, part two storey side and rear extension. Conversion and extension of the existing garage, insertion of window to replace garage door. New front porch

Pending
Small
Householder Application
29 Jul 202626/2808/HSE
85 Lullington Garth London N12 7BLBarnet

Single storey side/rear infill, first floor side extension. Conversion of garage into habitable room, insertion of window to replace garage door. Alterations to the fenestration and insertion of 2.No rooflights to existing flat roof (AMENDED DESCRIPTION)

Permitted
Small
Works to TPO trees
27 Jul 2026TPP/0434/26
Alcombe House 5 Holden Avenue London N12 8HYBarnet

1 x Sycamore (applicants ref. T1) - Reduce down to a high standing stump (monolith) around 11 feet high. Standing in Group G79 of Tree Preservation Order. (5 day notice)

Pending
Small
Householder Application
20 Jul 202626/2693/HSE
24 Addington Drive London N12 0PHBarnet

Single story front and side extension with 2no. rooflights incorporating new front porch. Single storey rear conservatory

Pending
Small
Householder Application
17 Jul 202626/2670/HSE
65 Westbury Road London N12 7PBBarnet

Erection of a rear outbuilding following demolition of the existing outbuilding

Pending
Small
Proposed Lawful Development Certificate
15 Jul 202626/2641/192
39 Northiam London N12 7ETBarnet

Conversion of the existing garage into habitable room, insertion of window to replace the garage door

Pending
Small
Full Application
9 Jul 202626/2582/FUL
17 Woodside Park Road London N12 8RTBarnet

Single storey rear extension with new patio area

Pending
Small
Vary/Remove condition/Minor Mtl Amnd
7 Jul 202626/2546/S73
Land Rear Of 35 - 49 Gainsborough Road London N12 8AABarnet

Variation of conditions 1 (Approved Plans), 3 (Levels), 4 (Materials), 5 (Demolition and Construction Management Plan), 6 (Refuse), 7 (Land Contamination), 8 (Landscaping), 9 (Tree Protection), 10 (Green Roof), 11 (Cycle Parking), 12 (Boundary Treatment), 21 (Foundation Design), 22 (Low Impact Lighting), 23 (Biodiversity Enhancement Plan) and 24 (Secured By Design) of planning permission reference 25/1972/FUL dated 05/06/26 for 'Demolition of existing garages and erection of 3no. single storey dwellings with amenity space, refuse/recycling/bicycle enclosures and soft landscaping.' Variation to include: Alterations to building footprints; Amendments to the wording of conditions 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 21, 22, 23, and 24

Pending
Small
Retention/Continued Use
1 Jul 202626/2478/RCU
129 Nether Street London N12 8ABBarnet

New front hardstanding and vehicular access to provide off-street parking. Installation of garden wall and front access gates. (Retrospective Application)

Pending
29 Jun 202626/2458/FUL
Brentmead House 2 Britannia Road London N12 9RSBarnet

Construction of a roof extension to provide two additional storeys comprising 5 self-contained flats (Use Class C3), together with associated works including refuse/recycling storage and cycle parking

Permitted
Small
Conditions
25 Jun 202626/2399/CON
47 Woodside Avenue London N12 8TTBarnet

Submission of details of condition 4 (Demolition and Construction Management and Logistics Plan) 7 (Biodiversity Gain Plan) pursuant to planning permission 25/1411/FUL dated 18/07/2025 Condition 4 - NLH - Construction Management Plan V2.1 Rev 01 - 17.06.26 Condition 7 - ufm3n (GRANT OF PERMISSION Application Number: 26/1128/BNG). We are submitting this document as proof that the details required under Condition no 7 has been approved. We request an approval notice is issued referencing condition no 7.

Permitted
Small
Conditions
24 Jun 202626/2397/CON
71 Southover London N12 7HGBarnet

Submission of details of condition 7 (Noise mitigation - Air Con and ASHP) pursuant to planning permission 26/0983/HSE dated 15/06/2026

Permitted
Small
Proposed Lawful Development Certificate
24 Jun 202626/2402/192
57 Westbury Road London N12 7PBBarnet

Changes to fenestration including insertion of 3no. new windows to north elevation, 1no. new window to south elevation. 2no. new windows to rear elevation, alterations to front elevation: front door, rooflights and windows

Permitted
Small
Proposed Lawful Development Certificate
23 Jun 202626/2388/192
15 Poynings Way London N12 7LPBarnet

Roof extension involving wrap around dormer and 1no. front facing rooflight

Pending
23 Jun 202626/2372/HSE
119 Ashurst Road London N12 9AABarnet

Single storey side extension

Refused
Small
Prior Notification (Householder)
22 Jun 202626/2357/PNH
8 Thyra Grove London N12 8HBBarnet

Single storey rear extension with a maximum proposed depth of 6.0m, a maximum height of 3.42m and an eaves height of 2.93m.

Conditions
Small
Householder Application
22 Jun 202626/2344/HSE
8 Fredericks Place London N12 8QEBarnet

Single storey rear infill extension. Roof extension involving raising of the ridge height, rear dormer window with juliette balcony and 1no. front facing rooflight