3 Grosvenor Gardens London NW11 0HH

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

• 26/0739/HSE Granted

  3 Grosvenor Gardens London NW11 0HH

  Part single, part two storey side and rear extensions including conversion of existing garage into habitable room and first floor juliette balcony and new rear patio area. New front porch. Associated alterations and extensions to roof including increasing ridge height to create a new crown roof with 2no. rear dormer windows and 1no dormer window to each side elevation, 3no.rooflights to front roofslope and 1no. rooflights to both side roofslopes

  Decided 23 Apr 2026 Householder
• 25/5051/PNH Awaiting decision

  3 Grosvenor Gardens London NW11 0HH

  2no. Single storey rear extensions with a proposed depth of 4.80 metres, maximum height of 4.00 metres and eaves height of 3.00 metres and depth of 6.80 metres, maximum height of 4.00 metres and eaves height of 3.00 metres respectively, following demolition of existing rear extension.

  Submitted 16 Dec 2025 Prior approval

1. 30 Sep 2025

   Received by Barnet

2. 10 Aug 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 25 November 2025, 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 43 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 householder applications in a median of 56 days. More in our guide to how long planning decisions take.

Householder applications cover work to an existing house and its garden, such as extensions, lofts and outbuildings, and cannot create a separate dwelling or change what the building is used for. More in our guide to planning application types.

• 3 Grosvenor Gardens London NW11 0HH

  25/5051/PNH Submitted 16 Dec 2025 0m away

  58% historically approved · decision due ~17 Feb

  2no. Single storey rear extensions with a proposed depth of 4.80 metres, maximum height of 4.00 metres and eaves height of 3.00 metres and depth of 6.80 metres, maximum height of 4.00 metres and eaves height of 3.00 metres respectively, following demolition of existing rear extension.

  Awaiting decision Prior approval Extension Demolition 12 docs
  Small domestic

• 3 Grosvenor Gardens London NW11 0HH

  26/0739/HSE Submitted 25 Feb 2026 0m away

  Part single, part two storey side and rear extensions including conversion of existing garage into habitable room and first floor juliette balcony and new rear patio area. New front porch. Associated alterations and extensions to roof including increasing ridge height to create a new crown roof with 2no. rear dormer windows and 1no dormer window to each side elevation, 3no.rooflights to front roofslope and 1no. rooflights to both side roofslopes

  Granted Householder Extension Loft or dormer +2 17 docs
  Small domestic

• Clara Nehab House 13 - 19 Leeside Crescent London NW11 0DA

  25/4641/CON Submitted 20 Nov 2025 64m away

  95% historically approved · decision due ~15 Jan

  Submission of details of condition 5 (Demolition and Construction Management and Logistics Plan) 22/0889/FUL dated 30/11/2023

  Awaiting decision Conditions Demolition 2 docs

• 29 Leeside Crescent London NW11 0DA

  26/0982/PNH Submitted 16 Mar 2026 76m away

  2No single storey rear extensions with a proposed depth of 6.00m, maximum height of 3.00m and an eaves height of 3.00m

  Granted Prior approval Extension 6 docs
  Small domestic

• 14 Cranbourne Gardens London NW11 0HP

  26/1451/HSE Submitted 20 Apr 2026 77m away

  77% historically approved · decision due ~15 Jun

  Part single, part two storey rear extension

  Awaiting decision Householder Extension 6 docs
  Domestic

• 14 Cranbourne Gardens London NW11 0HP

  26/1255/192 Submitted 1 Apr 2026 77m away

  79% historically approved · decision due ~27 May

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

  Awaiting decision Lawful development Extension Loft or dormer +1 5 docs
  Small domestic

• 26/3249/HSE Awaiting decision

  19 Rushdene Avenue Barnet EN4 8EN

  New front vehicular access and hardstanding to provide off-street parking space. New retaining wall following demolition of the existing wall and raised planted beds

  7 Sep 2026 Householder
• 26/3235/HSE Awaiting decision

  26 Mount Pleasant Barnet EN4 9HH

  Replace existing flat roof at ground floor rear elevation with pitched roof and 2no. rooflights

  4 Sep 2026 Householder
• 26/3222/HSE Awaiting decision

  46 Michleham Down London N12 7JN

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

  3 Sep 2026 Householder
• 26/3219/HSE Awaiting decision

  53 Tudor Road Barnet EN5 5NW

  First floor rear extension with front and rear rooflights. Roof extension over existing garage

  2 Sep 2026 Householder
• 26/3210/HSE Awaiting decision

  47 Pattison Road London NW2 2HL

  New front vehicular access to provide off-street parking. Removal of existing gate and shed, alterations to the existing front boundary wall and installation of close board fencing panels.

  2 Sep 2026 Householder