Planning applications in N3

33 Kingsgate Avenue London N3 3DH

Part single, part two storey side and rear extension following demolition of existing single storey side extension. Roof extension including rear dormer window and 4no. front facing rooflights and 1no. rear facing rooflight. New front porch with an associated relocation of front door. Removal of 1no. chimney. Alterations to hard and soft landscaping including new rear terrace with associated level changes and provision of off-street parking space to front garden. Alterations to fenestration (Amended Description and Plans).

15 Fairholme Gardens London N3 3ED

Demolition of the existing dwelling and erection of a two storey detached dwellinghouse with new crown roof. Associated landscaping, off street parking, amenity space and refuse/recycling storage

2 And 2A Mountfield Road London N3 3NB

Demolition of existing garages and outbuilding/orangery; Conversion of the existing 2no. dwellings into 5no. self-contained residential units; including, Single storey rear extension with 2no. rooflights; Roof extension including hip to gable, 1no. front, side and rear dormer windows and 1no. side facing rooflight; Excavation and enlargement of existing basement including 2no. lighwells to side; Associated amenity space, refuse and cycle storage and provision of 3no. off-street parking spaces

23 Cyprus Gardens London N3 1SP

Single storey side and rear extension. Conversion of garage into storage/utility room including raising of parapet wall

1 Station Road London N3 2SB

Part single, part two storey rear extension following demolition of the existing ground floor outbuilding to create 1no. self-contained flat and extension to existing first floor flat. New rear patio

8 Allandale Avenue London N3 3PJ

Single storey rear extension and pergola. Alterations to the existing terrace area. Changes to rear fenestration

St Marys Court Regents Park Road London N3 1BQ

1 x London Plane - Reduce by 30% or 1m back from the barrier.

Avenue House 17 East End Road London N3 3QE

1 x Oak (applicants ref. T342) - Fell due to major dieback. Standing in Area A1 of Tree Preservation Order. ((Exempt works 5 day notice))

22B Fairholme Gardens London N3 3EB

Change of use from existing Class C3 dwellinghouse to Class C2 (children's care home)

38 Chesterfield Road London N3 1PR

Lower ground and ground floor side and rear extension with rooflights and a new raised rear terrace with associated privacy screens, balustrades and external steps following the removal of the existing terrace

38 Chesterfield Road London N3 1PR

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

19 Hendon Avenue London N3 1UJ

Demolition of existing pool house and erection of a new extended pool house with same pool size.

First And Second Floor Flat 10 Dukes Avenue London N3 2DD

Roof extension with rear dormer window, juliette balcony and 2no. front facing rooflights

18 Redbourne Avenue London N3 2BS

Erection of rear garden outbuilding

127 Squires Lane London N3 2AE

Erection of a rear outbuilding

41 Fursby Avenue London N3 1PJ

Single storey rear extension with rooflights following demolition of the existing extension

41 Fursby Avenue London N3 1PJ

Single storey rear extension with a proposed maximum depth of 5.50m, maximum height of 3.00m and an eaves height of 3.00m following the demolition of the existing extension

148 Hendon Lane London N3 3PS

Roof extension with 3no. rear dormer windows and 2no. front facing rooflights. Single storey side and rear extension with 2no. lantern rooflights. Two storey side extension following demolition of existing chimney. Alterations to external levels. New rear Patio. Front infill extension to create wider garage. Alterations to roof of front porch and garage. Creation of a first floor rear Juliette balcony. (Amended Description)

22 Crooked Usage London N3 3HB

1 x Monterey Cypress (applicants ref. T1) - Fell to ground level. Standing in T17 of Tree Preservation.

15 Lansdowne Road London N3 1ET

Single storey rear extension and extension to existing raised patio

63 Church Crescent London N3 1BL

Non material amendment to planning permission 26/0865/HSE dated 28/04/2026 for `Single storey side and rear extension following demolition of the existing garage.` Amendments include removal of the proposed window and door and addition of a side rooflight

3 Freston Park London N3 1UP

2no. Single storey rear extensions with a proposed depth of 7.425 metres, maximum height of 3.30 metres, and eaves height of 3.00 metres, and depth of 6.375 metres, maximum height of 3.30 metres and eaves height of 3.00 metres, respectively.

1 - 6 Temple Close London N3 3SB

Submission of details of Conditions 3 (Demolition, Construction Management and Logistics Plan) and 4 (Cycle Parking) pursuant to planning permission 23/1446/PNV dated 01/09/2023.

31 Allandale Avenue London N3 3PY

Submission of details of condition 7 (Levels) 8 (Excavation for Services) 9 (Tree Protection & Method Statement) 10 (Details of Foundations) pursuant to planning permission 26/0944/HSE dated 05/05/2026

52 Manor View London N3 2SR

Roof extension involving hip to gable, rear dormer window, 3no. front facing rooflights and new side gable window

17A Dollis Avenue London N3 1UD

Single storey side and rear extension and side infill extension with 5no. rooflights and new levelled patio area with associated access steps. Conversion of the existing into habitable room, insertion of window to replace the garage door. Changes to fenestration

Flat 1 2 Dollis Road London N3 1RG

Erection of a garden shed. Erection of timber fence

Cornwall House Cornwall Avenue London N3 1LD

Submission of details of conditions 3 (Demolition and Construction Management Plan), 05 (Boiler Information), 10 (Noise Management Plan), 12 (Travel Plan), 13 (Materials), 14 (Refuse Enclosures), 15 (Cycle Storage), 20 (Biodiversity Enhancement Plan), 21 (Landscaping), 22 (External Storage Details), 23 (External Lighting), 24 (Boundary Treatments) and 25 (Kitchen Vent Details) pursuant to listed building consent 26/0519/LBC dated 16/04/2026

23 Cyprus Gardens London N3 1SP

Roof extension involving hip to gable, rear dormer window with juliette balcony, 2no. front facing rooflights and new side gable window, following removal of existing side and rear dormer windows, and partial removal of the chimney on the flank wall. (amended)

9 Cadogan Gardens London N3 2HN

Non material amendment to planning permission 25/3848/HSE dated 04/11/2025 for 'Single storey rear extension with 2no. rooflights. Front porch fenestration and facade alterations'. Amendments includes changes to the design of the rear-facing fenestration including increasing the height of the proposed doors to go up to the underside of the gable roof, increasing the height of the oriel window

3A Long Lane London N3 2PR

Submission of details of conditions 4 (Refuse and recycling) 5 (Cycle parking/storage) pursuant to planning permission 24/3889/FUL dated 22/07/2024

Cornwall House Cornwall Avenue London N3 1LD

Submission of details of conditions 3 (Demolition and Construction Management Plan) 05 (Boiler Information) 10 (Noise Management Plan) 12 (Travel Plan) 13 (Materials) 14 (Refuse Enclosures) 15 (Cycle Storage) 20 (Biodiversity) 21 (Landscaping) 22 (External Storage Details) 23 (External Lighting) 24 (Boundary Treatments) and 25 (Kitchen Vent Details) pursuant to planning permission 26/0518/FUL dated 13/02/2026

39 Windsor Road London N3 3SN

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

31 Allandale Avenue London N3 3PY

Two storey side and rear extension with rear balcony with associated privacy screen and balustrade. Insertion of 3no. front facing rooflights

1 Highview Gardens London N3 3EX

Single storey side extension used as 1no. self-contained residential unit

66 Rosemary Avenue London N3 2QN

Use of property as 6 bed, 6 person HMO (House in Multiple Occupancy) use class C4

73A Stanhope Avenue London N3 3LY

Roof extension involving rear dormer window and 3no. front facing rooflights. Removal of existing chimney stack. New side windows

144 Hendon Lane London N3 3PS

Two storey rear extension alterations to the existing raised patio area and access steps. Single storey front infill extension

23 Cyprus Road London N3 3SD

Single storey rear extension with skylight

221A, B And C Ballards Lane London N3 1LY

Subdivision of the rear garden of flat A and associated boundary treatments to provide communal amenity space for flats B and C (AMENDED DESCRIPTION)

Flat 2 202 Nether Street London N3 1JD

Erection of a rear outbuilding

5 Stanhope Avenue London N3 3LX

Single storey rear extension with green roof and new terrace area following demolition of the existing shed. New ground floor side window. New storage outbuilding to side. New front retaining wall, ramp and access steps with associated railings. New hardstanding (following excavation of front garden) to provide off-street parking. New side access gate and refuse storage area (AMENDED DESCRIPTION)

50 Lansdowne Road London N3 1ES

Erection of a rear outbuilding with 3no. rooflights

First Floor 3 Dancastle Court 14 Arcadia Avenue London N3 2JU

Modification and replacement of first floor windows

88 Hendon Lane London N3 3SL

Variation condition 1 (Approved Plans) of planning permission reference 23/2011/FUL dated 07/11/23 for 'Conversion of existing property into 3no. self-contained flats including; Roof extension with rear dormer window and rooflight; Single storey side and rear extension to rear projection; Associated amenity space, refuse and recycling storage and cycle parking.' Variation to include change of the height of the side infill extension to be 2.5m high and set in by 0.35m from the neighbouring boundary

22 Dollis Park London N3 1HN

Variation of condition 1 (Approved plans) of planning permission 26/0274/FUL dated 14.04.2026 for Conversion of existing single family dwellinghouse into 2no. self-contained flats including single storey side infill extension. Associated amenity space, refuse and cycle storage. Variation to include alterations to proposed layout of Flat B, the kitchen/living room to be located on first floor and bedroom on the second floor

23 Village Road London N3 1TL

1x Douglas Fir - Crown thin to let more light through but keeping the trees natural shape. Standing in T1 of Tree Preservation Order.

46A Ballards Lane London N3 2BJ

Non-material amendments to planning permission reference 25/1684/FUL dated 05.06.25 for 'Single storey front extension. Landscaping and addition of seating to adjacent public realm.' Amendments include change to development description to read "Amalgamation of the existing units to create a new Class E unit, together with single storey front extension, landscaping and addition of seating to adjacent public realm."

Eastwood 76 Hendon Lane London N3 1SL

Removal of rear chimney and addition of Automatic Opening Vent to rear roof Proposals related to Approved Application 24/3716/FUL - Approved 20th September 2024 . Works to this property, under Application 24/3716/FUL commenced Feb 2026.

31 The Ridgeway London N3 2PG

Roof extension involving hip to gable, new enlarged rear dormer and 2no. front facing rooflights. Chimney removal (AMENDED DESCRIPTION)