20 Oak Grove London NW2 3LP

This site has had 3 applications since 2025: 0 approved, 1 refused.

• 25/5047/192 Awaiting decision

  20 Oak Grove London NW2 3LP

  Roof extension involving L shaped dormer with juliette balcony

  Submitted 16 Dec 2025 Lawful development
• 25/4228/192 Refused

  20 Oak Grove London NW2 3LP

  Roof extension involving L shaped dormer with juliette balcony

  Decided 18 Nov 2025 Lawful development

1. 24 Apr 2026

   Received by Barnet

2. 27 Apr 2026

   Validated

   Checked as complete and ready for consideration.

3. 25 Jul 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 22 June 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Barnet took a median of 44 days over the applications it decided in the last year.

This application is with Barnet for determination, against a statutory target of eight weeks. Over the last year Barnet decided amendment applications in a median of 41 days. More in our guide to how long planning decisions take.

An amendment application makes limited changes to a permission that already exists; anything beyond modest adjustment needs a fresh application. More in our guide to planning application types.

• 20 Oak Grove London NW2 3LP

  25/5047/192 Submitted 16 Dec 2025 50 yards away

  80% historically approved · decision due ~10 Feb

  Roof extension involving L shaped dormer with juliette balcony

  Awaiting decision Lawful development Extension Loft or dormer 12 docs

• 20 Oak Grove London NW2 3LP

  25/4228/192 Submitted 22 Oct 2025 50 yards away

  Roof extension involving L shaped dormer with juliette balcony

  Refused Lawful development Extension Loft or dormer 14 docs

• 15 Elm Grove London NW2 3AE

  25/4507/FUL Submitted 12 Nov 2025 50 yards away

  61% historically approved · decision due ~7 Jan

  Change of use from a single dwellinghouse (Use Class C3) to a HMO (House in Multiple Occupation (Use Class C4) for up to 6 people

  Awaiting decision Full applications 15 docs
  Domestic

• 15 Elm Grove London NW2 3AE

  26/3074/RCU Submitted 21 Aug 2026 50 yards away

  79% historically approved · decision due ~16 Oct

  Change of use from a single dwellinghouse (Use Class C3) to a HMO (House in Multiple Occupation (Use Class C4) for up to 6 people (Retrospective Application)

  Awaiting decision
  Domestic

• 27 Elm Grove London NW2 3AE

  25/5028/RCU Submitted 15 Dec 2025 50 yards away

  69% historically approved · decision due ~3 Mar

  Change of use from a single dwellinghouse (Use Class C3) to a 6 bed HMO (House in Multiple Occupation (Use Class C4) (Retrospective Application) Associated refuse/recycling and cycle storage

  Awaiting decision Amendments 7 docs
  Domestic

• 5A Oak Grove London NW2 3LS

  25/4940/FUL Submitted 10 Dec 2025 50 yards away

  61% historically approved · decision due ~4 Feb

  Single storey rear extension with new internal courtyard

  Awaiting decision Full applications Extension 16 docs
  Small domestic

• 26/3330/NMA Awaiting decision

  Mar House 50 The Hyde London NW9 5NG

  Non material amendment to planning permission 22/1932/FUL dated 06/02/2024 for 'Change of use of ground floor from a use within Class E (retail), and construction of mezzanine floor, to provide a Class C1 Use (hotels) over both floors. Creation of new commercial units for a use within Class E (retail) and ancillary bar/restaurant facilities and associated external changes'. Amendments includes alterations to the wording of the proposed development

  11 Sep 2026 Amendments
• 26/3315/NMA Awaiting decision

  76 Windermere Avenue London N3 3RA

  Non material amendment to planning permission original ref 26/2420/HSE dated 24/08/2026 for 'Erection of a rear outbuilding including raised platform'. Amendments includes changes to landscape and levels

  Received 10 Sep, published by the council 14 Sep 2026 Amendments
• 26/3297/NMA Awaiting decision

  75 Wise Lane London NW7 2RH

  Non-material amendments to planning permission reference 17/2583/FUL dated 16/08/17 for 'Erection of a two storey detached residential dwelling with rooms in roofspace, following the demolition of existing two storey detached residential dwelling and garage. Associated parking, cycle storage, hard and soft landscaping.' Amendments include: Installation of zinc copings to the tops of the roof verge and eaves parapet walls and the tops of the first floor flat roof parapet walls; Replacement of one rooflight; Replacement of the concealed roof gutters and addition of overflows with zinc covers to north and south elevations; Stepped zinc roof flashings to sloping roof abutments with brick parapet walls

  Received 10 Sep, published by the council 14 Sep 2026 Amendments
• 26/3265/NMA Awaiting decision

  Fairacres 164 East End Road London N2 0RR

  Non-material amendments to planning permission reference 24/1113/FUL dated 22/01/25 for 'Demolition of existing units in the central and southern parts of the existing building and construction of new replacement self-contained dwellings to provide 36 residential units (Class C3). Alterations to the existing and retained front part of the building to provide 3 reconfigured self-contained residential units and the retention of 1 existing self-contained residential unit (Class C3), along with other general refurbishment and alterations works, new landscaping, refuse store, car and cycle parking, sub-station and retaining existing accesses on East End Road and Pulham Avenue. Retention of St Anne's House (2 units) and general refurbishment and improvement works.' Amendments include: Redesigned access around the rear garden: Redesigned hard and soft landscaping; Amended refuse store footprint

  Received 8 Sep, published by the council 11 Sep 2026 Amendments
• 26/3216/NMA Awaiting decision

  33 Rosslyn Avenue Barnet EN4 8DH

  Non-material amendments to planning permission reference 24/1856/HSE dated 10/07/24 for 'Single storey rear extension with new raised terrace area with associated access steps'. Amendments include change to size of door opening and colour of proposed rear door frame

  Received 2 Sep, published by the council 11 Sep 2026 Amendments