42 Rosemont Avenue London N12 0BX

This site has had 2 applications since 2025: 0 approved, 2 refused.

• 26/1821/HSE Refused

  42 Rosemont Avenue London N12 0BX

  Addition of second floor level. New front cycle store and refuse/recycling area

  Decided 28 Jul 2026 Householder

1. 24 Dec 2025

   Received by Barnet

2. 9 Jan 2026

   Validated

   Checked as complete and ready for consideration.

3. 6 Mar 2026

   Decision issued: Refuse

4. 10 Aug 2026

   Added to PlanIndex

Barnet refused this application for the reasons on the decision notice; only the applicant can appeal, and refused schemes often return in revised form. More in our guide to what happens after a planning decision.

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.

• 42 Rosemont Avenue London N12 0BX

  26/1821/HSE Submitted 14 May 2026 50 yards away

  Addition of second floor level. New front cycle store and refuse/recycling area

  Refused Householder 17 docs
  Domestic

• 318 Ballards Lane London N12 0EY

  26/2031/FUL Submitted 1 Jun 2026 50 yards away

  Single storey rear extension (Part retrospective application)

  Refused Full applications Extension 46 docs
  Small domestic

• 318 Ballards Lane London N12 0EY

  26/3061/FUL Submitted 20 Aug 2026 50 yards away

  Single storey rear extension (Part retrospective application)

  Refused Full applications Extension
  Small domestic

• 306 Ballards Lane London N12 0EY

  26/0505/FUL Submitted 9 Feb 2026 50 yards away

  63% historically approved · decision due ~7 Apr

  New shop front including new vehicular access to tyre garage

  Awaiting decision Full applications Windows or glazing 5 docs

• 34 Rosemont Avenue London N12 0BX

  26/2544/HSE Submitted 7 Jul 2026 50 yards away

  77% historically approved · decision due ~10 Sep

  Single storey rear extension with flat roof and 1no. rooflight following demolition of the existing conservatory. Reinstatement of the original entrance door and front window following removal of the existing porch. Changes to rear fenestration

  Decided Householder Extension Loft or dormer +2
  Small domestic

• 40 Rosemont Avenue London N12 0BX

  26/2980/192 Submitted 12 Aug 2026 50 yards away

  79% historically approved · decision due ~8 Oct

  Removal of the existing front boundary wall

  Awaiting decision
  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
• 26/3827/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
• 26/3833/HSE Awaiting decision

  47 Holne Chase London N2 0QG

  Single storey rear extension. Replacement of single glazed windows with double glazing. Alterations to side/rear fenestration. Alterations and replacement of existing rear dormer window addition of 2no. side dormer windows and 3no. rooflights. Installation of cameras and wall lights. Replacement of the front entrance and garage doors, installation of timber side garden gates

  22 Oct 2026 Householder
• 26/3841/HSE Awaiting decision

  Manor House West Heath Close London NW3 7NJ

  New metal framed pergola to upper ground floor rear terrace

  Received 22 Oct, published by the council 23 Oct 2026 Householder