113 Princes Park Avenue London NW11 0JS

This site has had 2 applications since 2026: 0 approved, 1 refused.

• 26/2520/HSE Refused

  113 Princes Park Avenue London NW11 0JS

  Part single, part two storey rear extension following demolition of existing ground floor extension

  Submitted 3 Jul 2026 Householder

1. 2 Oct 2026

   Received by Barnet

2. 6 Oct 2026

   Validated

   Checked as complete and ready for consideration.

3. 6 Oct 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 1 December 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 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.

• 113 Princes Park Avenue London NW11 0JS

  26/2520/HSE Submitted 3 Jul 2026 50 yards away

  Part single, part two storey rear extension following demolition of existing ground floor extension

  Refused Householder Extension Demolition
  Domestic

• 88 Princes Park Avenue London NW11 0JX

  26/3648/HSE Submitted 8 Oct 2026 50 yards away

  77% historically approved · decision due ~3 Dec

  Part single, part two storey side and rear extension following demolition of the existing conservatory. Mansard roof extension involving 2no. rear dormer windows, 2no. side dormer windows and 2no. front facing rooflights, 4no. side facing rooflights and 2no. rooflights to flat roof

  Awaiting decision Householder Extension Loft or dormer +2
  Small domestic

• 92 Princes Park Avenue London NW11 0JX

  26/0427/HSE Submitted 4 Feb 2026 50 yards away

  77% historically approved · decision due ~1 Apr

  Part single, part two storey side and rear extensions with 3no. rooflights. Partial conversion of the existing garage. Alterations to front bay windows and introduction of new front bay windows. New front entrance including new roof canopy and columns with associated ramp. Alterations to existing fenestration. New side windows. Roof alteration and extension including roof lights, and side and rear dormer windows. Installation of solar panels. Installation of Air conditioning and air source heat pump external units to side elevations

  Awaiting decision Householder Extension Loft or dormer +2 26 docs
  Domestic

• 88 Princes Park Avenue London NW11 0JX

  26/0661/HSE Submitted 20 Feb 2026 50 yards away

  Part single, part two storey side and rear extension following demolition of the existing conservatory. Mansard roof extension involving two side dormer windows on either side of the roof slope and two rear dormers

  Refused Householder Extension Loft or dormer +2 9 docs
  Small domestic

• 88 Princes Park Avenue London NW11 0JX

  26/0637/HSE Submitted 18 Feb 2026 50 yards away

  Part single, part two-storey side and rear extension following demolition of the existing conservatory. Mansard roof extension involving two side dormer windows on either side of the roof slope and two rear dormers with juliette balconies

  Refused Householder Extension Loft or dormer +2 9 docs
  Small domestic

• 88 Princes Park Avenue London NW11 0JX

  26/1529/HSE Submitted 24 Apr 2026 50 yards away

  77% historically approved · decision due ~19 Jun

  Part single, part two storey side and rear extension following demolition of the existing conservatory. Mansard roof extension involving two rear dormer windows

  Awaiting decision Householder Extension Loft or dormer +2 8 docs
  Small domestic

• 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
• 26/3815/HSE Awaiting decision

  17 Hurstwood Road London NW11 0AS

  Single storey rear extension

  21 Oct 2026 Householder
• 26/3800/HSE Awaiting decision

  29 Monks Avenue Barnet EN5 1BZ

  Single storey side and rear infill extension including new front porch following demolition of the side/rear storage.

  Received 20 Oct, published by the council 21 Oct 2026 Householder
• 26/3791/HSE Awaiting decision

  149 Montrose Avenue Edgware HA8 0DZ

  New front hardstanding and vechicular access to provide off-street parking

  Received 20 Oct, published by the council 21 Oct 2026 Householder