10 Montpelier Rise London NW11 9SS

This site has had 3 applications since 2025.

• 25/4821/FUL Awaiting decision

  10 Montpelier Rise London NW11 9SS

  Conversion of the existing dwelling into 2no. self-contained flats including single storey rear extension and enlargement of rear dormer window

  Submitted 2 Dec 2025 Full applications
• 25/3854/192 Awaiting decision

  10 Montpelier Rise London NW11 9SS

  Enlargement of existing rear dormer

  Submitted 19 Sep 2025 Lawful development

1. 19 Sep 2025

   Received by Barnet

2. 22 Sep 2025

   Validated

   Checked as complete and ready for consideration.

3. 10 Aug 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 17 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 prior approval applications in a median of 36 days. More in our guide to how long planning decisions take.

Prior approval applies where permitted development rights already grant the principle of the work, leaving the council only the specific matters the rules name, commonly within 56 days. More in our guide to planning application types.

• 10 Montpelier Rise London NW11 9SS

  25/4821/FUL Submitted 2 Dec 2025 50 yards away

  63% historically approved · decision due ~27 Jan

  Conversion of the existing dwelling into 2no. self-contained flats including single storey rear extension and enlargement of rear dormer window

  Awaiting decision Full applications New dwelling Extension +2 19 docs
  Small domestic

• 10 Montpelier Rise London NW11 9SS

  25/3854/192 Submitted 19 Sep 2025 50 yards away

  80% historically approved · decision due ~14 Nov

  Enlargement of existing rear dormer

  Awaiting decision Lawful development Loft or dormer 15 docs

• 2 Montpelier Rise London NW11 9SS

  25/4005/HSE Submitted 3 Oct 2025 50 yards away

  77% historically approved · decision due ~28 Nov

  Part single, part two storey rear extension with lantern rooflight to flat roof

  Awaiting decision Householder Extension Loft or dormer 17 docs
  Domestic

• Ground Floor Flat 21 Elmcroft Crescent London NW11 9TB

  26/3306/FUL Submitted 10 Sep 2026 100 yards away

  63% historically approved · decision due ~5 Nov

  Single storey rear infill extension

  Awaiting decision Full applications Extension
  Small domestic

• 20 The Drive London NW11 9SR

  25/4911/HSE Submitted 8 Dec 2025 100 yards away

  Part single, part two storey side and rear extension following demolition of the garage. Roof extension involving rear dormer window and 1no. rooflight to rear and 2no. rooflights to front and side elevations

  Refused Householder Extension Loft or dormer +2 22 docs
  Domestic

• 69 Woodstock Avenue London NW11 9RH

  26/2733/FUL Submitted 23 Jul 2026 100 yards away

  63% historically approved · decision due ~24 Sep

  Roof extension involving hip to gable, rear dormer window and 3no front facing rooflights

  Decided Full applications Extension Loft or dormer +1 4 docs

• 26/3835/PNH Awaiting decision

  3 Devonshire Crescent London NW7 1DN

  Single storey rear extension with a proposed depth of 5.00 metres, maximum height of 3.48 metres and eaves height of 3.00 metres. Following demolition of existing rear outrigger.

  22 Oct 2026 Prior approval
• 26/3832/PNH Awaiting decision

  48 Alverstone Avenue Barnet EN4 8EB

  Single storey rear extension with a proposed depth of 4.5 metres, maximum height of 3.15 metres and eaves height of 3 metres following demolition of existing rear extension.

  22 Oct 2026 Prior approval
• 26/3823/PNH Awaiting decision

  7 Southbourne Crescent London NW4 2LB

  Single storey rear extension added to an existing extension with the total extension measuring 6.00 metres deep, with a maximum height of 3.00 metres and an eaves height of 3.00 metres.

  21 Oct 2026 Prior approval
• 26/3809/PND Awaiting decision

  10 Clifford Road Barnet EN5 5PG

  Demolition of existing garage

  21 Oct 2026 Prior approval
• 26/3819/PNH Awaiting decision

  78 Russell Lane London N20 0AP

  2no. Single storey rear extensions with a proposed depth of 7.00 metres, maximum height of 3.60 metres and eaves height of 3.00 metres. Following demolition of the existing side/rear outrigger.

  Received 20 Oct, published by the council 22 Oct 2026 Prior approval