115 Cat Hill Barnet EN4 8HR

1. 15 Sep 2025

   Received by Barnet

2. 10 Aug 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 10 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.

• 2 Ashurst Road Barnet EN4 9LF

  25/4319/HSE Submitted 29 Oct 2025 50 yards away

  77% historically approved · decision due ~24 Dec

  Single rear extension with 2no. rooflights following demolition of existing garage. Two storey side extension. Roof extension involving rear dormer window and 2no. front facing rooflights, removal of existing chimney stack

  Awaiting decision Householder Extension Loft or dormer +2 13 docs
  Domestic

• 92 Cat Hill Barnet EN4 8HX

  25/3918/HSE Submitted 24 Sep 2025 100 yards away

  77% historically approved · decision due ~19 Nov

  Two storey side extension. Single storey rear extension. New front porch

  Awaiting decision Householder Extension 9 docs
  Small domestic

• 92 Cat Hill Barnet EN4 8HX

  26/0304/NMA Submitted 27 Jan 2026 100 yards away

  65% historically approved · decision due ~24 Mar

  Non material amendment to planning permission 25/3918/HSE dated 23/09/2025 for `Two storey side extension. Single storey rear extension. New front porch and conversion of garage into habitable room.` Amendments to the external finish from pebble dash to smooth render to match neighbouring properties and facing brick to match the existing house

  Awaiting decision Amendments Extension 2 docs
  Small domestic

• 101 Cat Hill Barnet EN4 8HP

  26/1378/HSE Submitted 15 Apr 2026 100 yards away

  77% historically approved · decision due ~10 Jun

  Part single, part two storey side and rear extension with 1no. side and rear rooflight. New front porch

  Awaiting decision Householder Extension Loft or dormer 4 docs
  Small domestic

• 48 Chestnut Grove Barnet EN4 8PU

  25/4903/192 Submitted 8 Dec 2025 150 yards away

  80% historically approved · decision due ~2 Feb

  Two storey rear extension. Single storey side/rear extension. Roof extensions involving crown roof with 1no. rooflight, side dormer window and 2no. front facing rooflights

  Awaiting decision Lawful development Extension Loft or dormer +1 19 docs
  Small domestic

• 48 Chestnut Grove Barnet EN4 8PU

  25/4783/CON Submitted 1 Dec 2025 150 yards away

  93% historically approved · decision due ~28 Jan

  Submission of details of conditions 3 (Materials), 6 (Demolition and Construction Management and Logistics Plan ) 13 (Biodiversity Gain Plan) 19 (Levels) pursuant to planning permission 22/6024/FUL dated 29/03/23

  Awaiting decision Conditions Demolition 14 docs

• 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