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Planning applications in N21

Page 3 of 10, newest first. Back to the N21 overview.

Applications in N21

Newest first · page 3 of 10

  • 26/01930/HOU Refused

    32 Onslow Gardens London N21 1DX

    Part single, part two storey and rear extension, gable end loft conversion with rear dormer window.

    Submitted 11 May 2026 Householder
  • 26/01885/CND Awaiting decision

    Winchmore School Laburnum Grove London N21 3HS

    Details submitted pursuant to reference 20/01169/RE4: BREEAM (34) in respect of construction of a new stand alone two storey sixth form block with associated external landscaping works and formation of a new MUGA.

    Submitted 7 May 2026 Conditions
  • 26/01897/HOU Granted

    37 Elm Park Road London N21 2HP

    Detached outbuilding at rear.

    Submitted 7 May 2026 Householder
  • 26/01884/VAR Awaiting decision

    Winchmore School Laburnum Grove London N21 3HS

    Variation of condition 34 of 20/01169/RE4 to to allow to change the requested BREEAM from Excellent to Good.

    Submitted 7 May 2026 Amendments
  • 26/01859/CEA Granted

    27 Uplands Way London N21 1DH

    Conversion of garage into habitable room involving new window to front together with installation of window to side.

    Submitted 6 May 2026 Lawful development
  • 26/01799/PMA Granted

    Commercial Offices 2 Elm Park Road London N21 2HN

    Prior approval for change of use to part ground floor medical/offices and premises (Class E) to 2 self-contained units (Class C3).

    Submitted 1 May 2026 Prior approval
  • 26/01739/FUL Refused

    78 The Chine London N21 2EH

    Redevelopment of site by the erection of a detached 2-storey dwelling house.

    Submitted 30 Apr 2026 Full applications
  • 26/01762/HOU Refused

    54 The Chine London N21 2ED

    Conversion of garage into habitable room involving alterations to the front elevation.

    Submitted 30 Apr 2026 Householder
  • 26/01701/VAR Awaiting decision

    Garages Hoppers Road London N21 3LP

    Variation of condition 02 of Ref: 25/00269/FUL to allow change of materials to roof, walls, changed arrangement and size of rear ground floor patio doors, and added side bathroom window with obscured glass.

    Submitted 28 Apr 2026 Amendments
  • 26/01609/CND Awaiting decision

    57 Ridge Avenue London N21 2RH

    Details submitted pursuant to reference 25/03111/FUL for Sustainable Drainage Strategy (5) and Construction Traffic Management (11) in respect of the Subdivision of the site and the construction of a 3 bedroom end of terrace house with addition of new rear dormer and roof lights to existing house and new front crossover to the existing house.

    Submitted 23 Apr 2026 Conditions
  • 26/01544/HOU Granted

    10 Harwoods Yard London N21 1BJ

    Single storey rear extension.

    Submitted 20 Apr 2026 Householder
  • 26/01518/FUL Granted

    738 Green Lanes London N21 3RE

    Single storey rear extension.

    Submitted 17 Apr 2026 Full applications
  • 26/01427/FUL Granted

    Land Front Of 85, 87 And 91 Berkeley Gardens London N21 2BD

    Construction of hard standings in connection with vehicular access for 2x spaces.

    Submitted 9 Apr 2026 Full applications
  • 26/01410/FUL Granted

    25 And 27 Ridge Avenue London N21 2RJ

    First floor rear extensions.

    Submitted 8 Apr 2026 Full applications
  • 26/01378/HOU Granted

    68 Firs Park Avenue London N21 2PT

    Part single, part two-storey side/rear extension involving conversion of garage into habitable room, front porch, rear dormer and erection of an outbuilding.

    Submitted 7 Apr 2026 Householder
  • 26/01245/HOU Awaiting decision

    28 Elmscott Gardens London N21 2BP

    Excavation of garden with erection of perimeter retaining walls, two storey detached outbuilding to rear, partially-covered swimming pool, terrace areas and soft-landscaping.

    Submitted 26 Mar 2026 Householder
  • 26/01120/HOU Awaiting decision

    74 Houndsden Road London N21 1LY

    Part single, part 2 storey rear/side extension involving demolition of garage with new side door and rear dormer.

    Submitted 19 Mar 2026 Householder
  • 26/01084/HOU Granted

    45 Langham Gardens London N21 1DL

    Part single, part two storey side/rear extension involving conversion of garage into a habitable room and new windows to front elevation, associated rear patio.

    Submitted 18 Mar 2026 Householder
  • 26/00798/TPO Refused

    29 Hoppers Road London N21 3LN

    Works to a tree covered by LBE ORDER NO 115 : (T1) Oak - Remove.

    Submitted 2 Mar 2026 Trees
  • 26/00797/TPO Refused

    31 Hoppers Road London N21 3LN

    Works to a tree covered by LBE ORDER NO 115 : (T2) Oak - Remove.

    Submitted 2 Mar 2026 Trees
  • 25/04193/FUL Awaiting decision

    Land Between 48 And 56 Church Hill London N21 1JA

    Construction of three detached dwelling houses, together with associated parking, revised access arrangements and landscaping.

    Submitted 4 Dec 2025 Full applications
  • 25/01818/CEA Granted

    113 Woodberry Avenue London N21 3LG

    Extension to roof at side to form gable end , rear dormer and rooflights to front.

    Submitted 21 May 2025 Lawful development
  • 25/01767/HOU Granted

    33 Bush Hill London N21 2BT

    Removal of existing brick garden wall and erection of front boundary wall with railings and gate to a maximum height of 1.8m.

    Submitted 16 May 2025 Householder
  • 25/01755/CEA Granted

    59 Firs Park Avenue London N21 2PR

    Extension to roof at side to form gable end with rear dormer, front rooflights and additional window to side elevation.

    Submitted 15 May 2025 Lawful development
  • 25/01753/TPO Granted

    7 Fothergill Drive London N21 1SJ

    Works to Oak tree covered by LBE Order TPO 418 /2021 (T1) - Fell and treat stump with eco-plugs.

    Submitted 15 May 2025 Trees
  • 25/01623/CEA Granted

    75 Wades Hill London N21 1AU

    Extension to roof at side to form gable end with flank window, rear dormer and front rooflights.

    Submitted 6 May 2025 Lawful development
  • 25/01467/FUL Granted

    136 Barrowell Green London N21 3AX

    Conversion of dwelling house to 2 x self-contained flats including part single, part 2- storey side and rear extensions, rear dormer with front rooflights, front entrance porch and refuse and cycle storage.

    Submitted 22 Apr 2025 Full applications
  • 25/01434/HOU Granted

    2 Riverdale Court Bush Hill London N21 2BY

    Conservatory at rear.

    Submitted 16 Apr 2025 Householder
  • 24/00471/TCA Granted

    55 Church Hill London N21 1LE

    Works to trees in Winchmore Hill Conservation Area: (A) - copper beech: reduce by 1.5m all round to natural growth points, (B) - silver birch: reduce height and spread by 2m, (C) - Sorbus species: reduce by up to 1m.

    Submitted 15 Feb 2024 Trees
  • 24/00432/TCA Granted

    20B The Grangeway London N21 2HG

    Works to sycamore tree in Grange Park Conservation Area: reduce by up to 7m.

    Submitted 13 Feb 2024 Trees
  • 24/00355/CND Refused

    51 Eversley Crescent And 151 Green Dragon Lane N21

    Details pursuant to Ref: 21/02209/FUL for landscaping plan (6) in respect of the demolition of existing buildings and phased redevelopment of site by erection of two detached dwellinghouses with basements and ancillary works.

    Submitted 6 Feb 2024 Conditions
  • 24/00356/CND Granted

    74 Firs Lane London N21 3HX

    Details submitted pursuant to reference 23/03719/HOU: boundary treatment (4) in respect of single storey rear extension and creation of hardstanding.

    Submitted 6 Feb 2024 Conditions
  • 24/00320/HOU Granted

    3 Bridge Gate London N21 2AH

    Alterations to single storey front side extension, single storey rear extension and extension to vehicular crossover.

    Submitted 2 Feb 2024 Householder
  • 24/00317/NMA Refused

    26 Seaforth Gardens London N21 3BS

    Non material amendment to Ref: 23/01200/HOU to allow increase depth of single storey rear extension from 3.6m to 4.8m, rear extension to have pitch and flat roof,creating a wrap around pitch roof to front, side and rear, with alteration of rear dormer to a single larger dormer with pitched roof.

    Submitted 2 Feb 2024 Amendments
  • 24/00223/TPO Granted

    Broyle Gate 17 Quakers Walk London N21 2DE

    Works to trees covered by LBE ORDER NO (152) 1983 - 2x limes (T1 & T3) and 2x horse chestnuts (T4 & T5): reduce crown by 2m, 1x lime (T2), fell to ground level.

    Submitted 25 Jan 2024 Trees
  • 24/00216/PRH Granted

    3 Colne Road London N21 2JB

    Single storey rear extension 5m deep x 3m high (3m high to eaves).

    Submitted 24 Jan 2024 Prior approval
  • 24/00174/TPO Refused

    50 Broad Walk London N21 3BX

    Works to oak trees covered by LBE ORDER NO (181) 1986: (1): crown reduction by up to 3m, (2): reduce height by up to 4m and spread by up to 2m, crown lift to 4m, (3): reduce height by up to 5m and spread by up to 3m, crown lift to 5m.

    Submitted 22 Jan 2024 Trees
  • 24/00126/HOU Granted

    16 Compton Road London N21 3NX

    Single storey rear extension.

    Submitted 17 Jan 2024 Householder
  • 24/00116/CND Granted

    36 Station Road Winchmore Hill London N21 3RB

    Details submitted pursuant to reference 19/01544/FUL: construction management plan (3) in respect of sub-division and redevelopment of site to erect a two-storey, 3-bed single family dwelling house at rear, involving basement level and associated parking and landscaping.

    Submitted 16 Jan 2024 Conditions
  • 24/00122/CEA Granted

    136 Wades Hill London N21 1EH

    Rear dormer with Juliette balcony and side dormer.

    Submitted 16 Jan 2024 Lawful development
  • 24/00082/HOU Refused

    15 Bayliss Close London N21 1SP

    Single storey rear extension.

    Submitted 11 Jan 2024 Householder
  • 24/00060/HOU Refused

    11 Landra Gardens London N21 1RS

    Front entrance porch.

    Submitted 10 Jan 2024 Householder
  • 24/00044/CEA Refused

    37 The Orchard London N21 2DJ

    Extension to roof to side to form gable, rear dormer and front roof lights.

    Submitted 8 Jan 2024 Lawful development
  • 24/00030/CEA Granted

    4 Cambridge Gardens London N21 2AT

    Rear dormer with front rooflights.

    Submitted 4 Jan 2024 Lawful development
  • 23/04180/TCA Granted

    73 Old Park Ridings London N21 2ER

    Works to trees in the Grange Park Conservation Area: 1x silver birch (T1): reduce crown by 1/4 approximately 1.5m and 1x Eucalyptus (T2) reduce crown by 1/4 approximately 2m.

    Submitted 27 Dec 2023 Trees
  • 23/04177/PRH Granted

    7 Green Dragon Lane London N21 2LA

    Single storey rear extension 5m deep x 4m high (3m high to eaves).

    Submitted 27 Dec 2023 Prior approval
  • 23/04139/HOU Refused

    2 Henrietta Gardens London N21 3BF

    Erection of additional storey.

    Submitted 20 Dec 2023 Householder
  • 23/04112/HOU Granted

    52 Cheyne Walk London N21 1DE

    Single storey rear extension, extension of roof to side to create gable end, rear dormer, Juliette balcony and front rooflights and conversion of garage to habitable room with alterations to front facade.

    Submitted 18 Dec 2023 Householder
  • 23/04080/CEA Granted

    17 Orpington Road London N21 3PD

    Extension of roof to form gable and rear dormer.

    Submitted 13 Dec 2023 Lawful development
  • 23/04057/HOU Granted

    94 Old Park Ridings London N21 2ES

    Single storey rear extension and alterations to side facade and conversion of garage to gym.

    Submitted 12 Dec 2023 Householder