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Planning applications in N3

We hold 829 planning applications for the N3 postcode area, 230 of them submitted in the past year. 80% of decided applications here were approved. A decision typically takes 50 days. The area is covered by Barnet, West Lindsey.

829
applications held
230
in the past year
80%
approved
50 days
median decision

Towns and villages in N3

Councils covering N3

Barnet (827)West Lindsey (2)

Recent applications in N3

Pending
14 Sept 202626/3353/HSE
14 Holly Park London N3 3JDBarnet

Erection of a rear outbuilding to be used as granny annexe

Pending
3 Sept 202626/3230/FUL
50 Ballards Lane London N3 2DPBarnet

Installation of a kitchen extract ventilation system within existing commercial unit on ground floor and flat roof with a discharge flue fixed to the rear elevation, together with associated internal alterations

Pending
Small
Householder Application
1 Sept 202626/3192/HSE
39 Cornwall Avenue London N3 1LGBarnet

New front porch

Pending
Small
Conditions
28 Aug 202626/3172/S73
Glebe Motors Glebe Road London N3 2AXBarnet

Variation of condition 2 (Approved Plans) pursuant to planning appeal 6010903 dated 19.08.2026 Planning ref 26/1098/FUL for `Demolition of existing car repair garage and construction of a two storey building plus rooms in the roofspace and lower ground floor to provide 9no. self-contained residential units with associated amenity space, cycle parking and refuse storage' Variation including localised first floor infill and associated changes to the internal layout and fenestration

Pending
Small
Full
28 Aug 202626/3164/FUL
31 East End Road London N3 2TABarnet

Conversion of the existing dwelling into 2no. self-contained flats including part single part two storey rear and side extension, with 1no. flat rooflight. Roof extension involving hip to gable, 2no. rear dormer windows with juliette balconies and 4no front facing rooflights and solar panels to the front roof slope following removal of chimney stack. New front hardstanding and vehicular access to provide 2no. off-street parking spaces. Associated landscaping and fencing and amenity space. Proposed plant room with air source heat pump and air con unit. New refuse/recycling storage to front forecourt and cycle parking to rear

Pending
Small
Full
26 Aug 202626/3148/HSE
18 Queens Avenue London N3 2NPBarnet

Single storey rear extension following demolition of the existing side return

Pending
Small
Outline
25 Aug 202626/3129/192
30 Lansdowne Road London N3 1ESBarnet

Roof extension involving rear dormer window with juliette balcony and 3no. front facing rooflights. Removal of the existing chimney

Pending
Small
Amendment
24 Aug 202626/3101/RCU
225 - 229 Regents Park Road London N3 3LDBarnet

Single storey rear extension to provide 50 additional seating. Use of the rear extension as a shisha lounge including retractable roof. (Retrospective application)

Pending
Small
Full
20 Aug 202626/3058/HSE
38 Chesterfield Road London N3 1PRBarnet

Lower ground floor extension with associated lightwells, access stairs leading to garden level and terrace area Single storey rear extensions with 2no. roof lights, new raised rear terrace with privacy screens, balustrades, and external access steps to garden following the removal of the existing terrace

Pending
19 Aug 2026TPP/0485/26
1 Lovers Walk London N3 1JHBarnet

1 x Sycamore (applicants ref. T1) - Remove trunk/epicormic growth and crown lift to provide up to 4m ground clearance, to improve clearance from access route and maintain a suitable pedestrian/vehicle clearance. Standing in T1 of Tree Preservation Order.

Pending
Small
Full Application
17 Aug 202626/3011/FUL
30 Cyprus Road London N3 3RYBarnet

Demolition of existing house and the erection of 2no. two storey semi-detached dwellings with rooms in the roofspace. Alterations to vehicular access and new hardstanding to provide off-street parking. Associated refuse/recycling/cycle storage and amenity space . Erection of a new front wall. Erection of outbuilding to each house and installation of air source heat pump

Pending
Small
Householder Application
14 Aug 202626/3001/HSE
83 Station Road London N3 2SHBarnet

Single storey rear extension with new patio area following the demolition of existing extension . Changes to fenestration; new side door entrance following removal of existing window

Pending
Small
Prior Notification (Class E to Resi)
7 Aug 202626/2945/PNE
First Floor 3 Dancastle Court 14 Arcadia Avenue London N3 2JUBarnet

Change of use of the first floor offices from Class E to 2no. residential dwellings (Class C3)

Pending
Small
Householder Application
7 Aug 202626/2944/HSE
2 Lorne Terrace Bibsworth Road London N3 3RWBarnet

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

Pending
Small
Proposed Lawful Development Certificate
7 Aug 202626/2932/192
19 Hendon Avenue London N3 1UJBarnet

New pool house following demolition of existing pool house proposed demolition and construction of a larger Pool House

Pending
Small
Prior Notification (Class E to Resi)
7 Aug 202626/2939/PNE
23 - 35 Hendon Lane London N3 1RTBarnet

Change of use of the first floor from office floor space (Use Class E(g)(i) to 6no. residential units (Use Class C3)

Pending
Small
Full Application
7 Aug 202626/2941/FUL
23 - 35 Hendon Lane London N3 1RTBarnet

Replacement of existing first floor windows to match existing

Pending
Small
Conditions
6 Aug 202626/2912/CON
10 Wentworth Avenue London N3 1YBBarnet

Submission of details of conditions 5 (Enclosure/boundary treatment) 6 (Vehicle parking/turning and access to site) 7 (Refuse/recycling enclosure) 8 (Cycle parking/storage) 9 (Amenity space sub-division) pursuant to planning permission 24/1839/FUL dated 28/01/2025

Pending
Small
Proposed Lawful Development Certificate
5 Aug 202626/2897/192
25 North Crescent London N3 3LLBarnet

Roof extension including hip to gable, rear dormer window, 2no. front facing rooflights and new side gable window

Pending
Small
Householder Application
4 Aug 202626/2872/HSE
Highview Chessington Avenue London N3 3DPBarnet

Lower ground floor rear extension to create a terrace to link main house accommodation to garden with rear external access steps and associated rear lightwells. Roof extension involving hip to gable with new mansard roof, with 4no. front facing, 3no rear facing rooflights

Pending
Small
Householder Application
3 Aug 202626/2858/HSE
105 Station Road London N3 2SHBarnet

Single storey rear/side extension. Changes to side fenestration including the addition of one first floor window

Pending
Small
Proposed Lawful Development Certificate
3 Aug 202626/2857/192
105 Station Road London N3 2SHBarnet

Roof extension involving hip to gable, rear dormer window and new side gable window

Pending
Small
Full Application
1 Aug 202626/2844/FUL
148 Ballards Lane London N3 2PABarnet

Change of use of the existing showroom to a coffee shop (Class E), including new shop front, installation of a new security shutter, entrance canopy, internal glazed bi-fold door to create a covered front seating area and enclosed internal seating area, internal reconfiguration to provide customer seating, serving counter/bar and commercial kitchen, together with the installation of a rear kitchen extraction and ventilation system and associated external works.

Pending
Small
Conditions
29 Jul 202626/2799/CON
31 Allandale Avenue London N3 3PYBarnet

Submission of details of condition 7 (Levels) 8 (Excavation for services) 9 (Tree Protection & Method Statement) 10 (Details of Foundations) pursuant to planning permission 26/1837/HSE dated 07/07/2026

Pending
Small
Householder Application
29 Jul 202626/2797/HSE
62 Brent Way London N3 1APBarnet

Single storey rear extension with 2no. rooflights following removal of the bay window. Alterations to the existing terrace area. Extension of the existing garage to provide games room. New driveway gate

Pending
Small
Full Application
24 Jul 202626/2752/FUL
Glenhill Close London N3 2JTBarnet

Construction of 2no. refuse/recycling storage buildings (1no. located to the side of the north east elevation of 54 Litchfield Grove and 1no. to the side of the south east elevation of 60 Litchfield Road) at the entrance of Glenhill Close. Associated alterations to existing landscaping

Pending
Small
Full Application
22 Jul 202626/2715/FUL
Rear Of 37 Beechwood Avenue London N3 3BBBarnet

Demolition of existing garage. Erection of a two storey dwelling with rooms in the roofspace. Associated hard and soft landscaping, refuse/recycling and cycle store, amenity space and parking

Pending
Small
Householder Application
22 Jul 202626/2709/HSE
The Bungalow Village Road London N3 1TLBarnet

Replacement of front door and picket fence to front garden. Replacement and alteration of existing ground floor rear windows. Painting of rendered external walls white.

Pending
Small
Proposed Lawful Development Certificate
20 Jul 202626/2688/192
20 Clifton Avenue London N3 1BNBarnet

Roof extension involving hip to gable with rear dormer windows and 4no. front facing rooflights

Pending
16 Jul 202626/2653/CON
Flat 2 202 Nether Street London N3 1JDBarnet

Submission of details of condition 4 (Foundations) pursuant to planning permission 26/1743/FUL dated 06/07/2026

Pending
15 Jul 202626/2638/192
54 Manor View London N3 2SRBarnet

Roof extension involving hip to gable, rear dormer window and 1no. front facing rooflights and flat rooflights. Removal of the existing chimney

Pending
15 Jul 202626/2637/PNH
54 Manor View London N3 2SRBarnet

Single storey rear extension with a proposed depth of 6.00m, maximum height of 3.00m and an eaves height of 3.00m following the demolition of the existing outrigger

Pending
Small
Proposed Lawful Development Certificate
14 Jul 202626/2634/192
318 Regents Park Road London N3 2LNBarnet

Remedial fire safety works comprising the installation of cavity barriers (including the temporary removal and reinstatement of existing facade materials) and the replacement of combustible spandrel panels and balcony decking on a like-for-like basis

Pending
14 Jul 202626/2627/191
32 Cornwall Avenue London N3 1LGBarnet

Conversion of part of the 1st floor and 2nd floor to create 1no. self-contained residential dwelling (Use Class C3)

Pending
Small
Proposed Lawful Development Certificate
10 Jul 202626/2588/192
3 Freston Park London N3 1UPBarnet

2no. Single storey rear extensions

Pending
10 Jul 202626/2590/HSE
20 Wentworth Park London N3 1YGBarnet

Single storey front, side and rear extension following demolition of the existing garage. Formation of side annexe. First floor rear extension

Pending
8 Jul 202626/2570/192
1 Dudley Road London N3 2QRBarnet

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

Pending
Small
Full Application
8 Jul 202626/2573/FUL
18 Ballards Lane London N3 2HABarnet

Reconfiguration of an existing mixed-use building including subdivision and reconfiguration of existing residential accommodation, erection of a first floor rear extension, alterations and extension to the roof to create a crown roof, insertion of rooflights to the rear and side roof slopes, to provide 3no. additional self-contained flats with associated refuse/recycling and cycle storage

Pending
7 Jul 202626/2549/FUL
Ground Floor Flat 10 Dukes Avenue London N3 2DDBarnet

Erection of a rear outbuilding

Pending
6 Jul 202626/2526/FUL
Ground And First Floor Flats 50 Manor View London N3 2SRBarnet

Conversion of 2no. self contained flats into single family dwelling including single storey rear extension with 1no. rooflight

Pending
Small
Proposed Lawful Development Certificate
2 Jul 202626/2496/192
8 Fursby Avenue London N3 1PLBarnet

Erection of a rear outbuilding following demolition of the existing outbuilding. Replacement of existing boundary fencing

Pending
Small
Proposed Lawful Development Certificate
1 Jul 202626/2481/192
39 Windsor Road London N3 3SNBarnet

Roof extension involving hip to gable with rear dormer windows, 1no. front, 1no. rear facing rooflight following demolition of existing chimney

Pending
29 Jun 202626/2438/FUL
First Floor Flat 172 Squires Lane London N3 2QTBarnet

Roof extension involving rear dormer window and 3no. front facing rooflights

Pending
Small
Householder Application
29 Jun 202626/2451/HSE
52 Lichfield Grove London N3 2JPBarnet

Erection of a single storey side and rear extension with 3no. rooflights, first floor rear extension with pitched roof reinstatement of original front brickwork, erection of a new front porch, widening of the existing entrance doorway and replacement of the existing rear elevation door with french doors

Pending
Small
Works to TPO trees
26 Jun 2026TPP/0363/26
St Mary At Finchley Church Of England Parish Church Hendon Lane London N3 1TRBarnet

1 x Yew (applicants ref. T65) - Installation of a new section of drain to existing foul drain system within RPA of T65. Standing in T1 of Tree Preservation Order.

Pending
Small
Retention/Continued Use
26 Jun 202626/2433/RCU
54A Dollis Park London N3 1BSBarnet

Single storey front extension (Retrospective Application)

Pending
Small
Full Application
22 Jun 202626/2365/FUL
47A Lichfield Grove London N3 2JJBarnet

Conversion of the existing flat into 2no. self-contained flats including single storey side/rear extension 4no. rooflight and new patio area. Associated refuse/recycling and cycle storage

Pending
Small
Householder Application
19 Jun 202626/2322/HSE
30 Fairholme Gardens London N3 3EBBarnet

First floor rear extension. Changes to fenestration

Conditions
Small
Retention/Continued Use
17 Jun 202626/2262/RCU
37C Elm Park Road London N3 1EGBarnet

Installation of 2no. obscured-glazed bathroom windows to side elevation (Retrospective Application)

Conditions
Small
Advertisement
15 Jun 202626/2218/ADV
39 Ballards Lane London N3 1XPBarnet

Installation of 4no. internally illuminated fascia signs, 8no. non-illuminated fascia signs, 2no. internally illuminated projecting signs and 1no window vinyl