22 Holders Hill Gardens London NW4 1NP

1. 16 Sep 2025

   Received by Barnet

2. 26 Sep 2025

   Validated

   Checked as complete and ready for consideration.

3. 10 Aug 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 21 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 46 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.

• 38 Holders Hill Gardens London NW4 1NP

  23/4775/HSE Submitted 7 Nov 2023 150 yards away

  Single storey side and rear extension with new raised decking area following demolition of existing garage. New front porch

  Granted Householder Extension Demolition 9 docs
  Small domestic

• 29 Holders Hill Crescent London NW4 1NE

  26/1017/HSE Submitted 17 Mar 2026 150 yards away

  Raising of the rear patio to provide level access to main house with new steps down to lower garden level and associated guard rails. Changes to fenestration

  Granted Householder Windows or glazing 6 docs
  Domestic

• 18A Holders Hill Crescent London NW4 1ND

  25/4392/FUL Submitted 4 Nov 2025 200 yards away

  63% historically approved · decision due ~19 Jan

  Single storey rear extension with roof lantern. Conversion of the garage into habitable room, insertion of window and door to replace existing garage door

  Awaiting decision Full applications Extension Windows or glazing 3 docs
  Small domestic

• 18A Holders Hill Crescent London NW4 1ND

  26/1346/FUL Submitted 13 Apr 2026 200 yards away

  Single storey rear extension with roof lantern. Conversion and extension of the garage into habitable room, insertion of window and door to replace existing garage door

  Granted Full applications Extension Windows or glazing 8 docs
  Small domestic

• 39 Windsor Road London N3 3SN

  26/1863/192 Submitted 18 May 2026 200 yards away

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

  Refused Lawful development Extension Loft or dormer +2 8 docs

• 39 Windsor Road London N3 3SN

  25/3676/HSE Submitted 5 Sep 2025 200 yards away

  77% historically approved · decision due ~3 Nov

  Single storey rear extension with new raised patio area following removal of the existing patio area and outrigger building

  Awaiting decision Householder Extension 6 docs
  Small domestic

• 26/3853/HSE Awaiting decision

  30 Goldsmith Avenue London NW9 7HB

  Single storey rear extension following demolition of the existing extension

  23 Oct 2026 Householder
• 26/3856/HSE Awaiting decision

  229 Hale Drive London NW7 3EH

  Single storey rear extension

  23 Oct 2026 Householder
• 26/3863/HSE Awaiting decision

  12 Vale Drive Barnet EN5 2ED

  Single storey side and rear extension

  Received 23 Oct, published by the council 24 Oct 2026 Householder
• 26/3858/HSE Awaiting decision

  131 Rushgrove Avenue London NW9 6RG

  Single storey rear extension. New front porch

  Received 23 Oct, published by the council 24 Oct 2026 Householder
• 26/3827/HSE Awaiting decision

  43 Hermitage Lane London NW2 2HE

  Single storey rear extension with 3no. rooflights following demolition of the existing conservatory. Replacement front bay window and entrance porch. First floor rear juliette balcony. Changes to fenestration including new window openings and enlarged front rooflight

  22 Oct 2026 Householder