1 Alderton Crescent London NW4 3XU

This site has had 2 applications since 2026.

• 26/3026/HSE Awaiting decision

  1 Alderton Crescent London NW4 3XU

  Single storey rear extension with 3no. rooflights following the demolition of existing store. Alterations to ground floor side fenestration (amended description)

  Submitted 18 Aug 2026 Householder

1. 7 Sep 2026

   Received by Barnet

2. 11 Sep 2026

   Added to PlanIndex

3. 30 Oct 2026

   Status changed to Lawful

   Previously Pending Decision.

4. Decision

   Awaiting decision

   Decision expected by 2 November 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 45 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's median decision took 45 days. More in our guide to how long planning decisions take.

The published feed does not state which type of application this is; the register entry on Barnet's portal will say. Our guide explains the common types.

• 1 Alderton Crescent London NW4 3XU

  26/3026/HSE Submitted 18 Aug 2026 50 yards away

  77% historically approved · decision due ~4 Nov

  Single storey rear extension with 3no. rooflights following the demolition of existing store. Alterations to ground floor side fenestration (amended description)

  Awaiting decision Householder Extension Loft or dormer +2
  Small domestic

• 8 - 10 Vivian Avenue London NW4 3YA

  26/3510/RCU Submitted 28 Sep 2026 100 yards away

  78% historically approved · decision due ~24 Nov

  Installation of 6no. air-conditioning condenser units to the ground floor rear flat roof. (Retrospective Application)

  Awaiting decision

• 2 Vivian Avenue London NW4 3YA

  26/1461/FUL Submitted 20 Apr 2026 100 yards away

  Alteration to the existing shopfront including setting back to provide seating area

  Granted Full applications Windows or glazing 7 docs

• Flat 6 Florence Mansions Vivian Avenue London NW4 3UY

  25/4046/RCU Submitted 6 Oct 2025 100 yards away

  65% historically approved · decision due ~23 Dec

  Change of use from a single family residential flat (Use Class C3) to a HMO (House in Multiple Occupation (Use Class C4) for 4 people (Retrospective Application)

  Awaiting decision Amendments 5 docs

• 46 Watford Way London NW4 3AL

  25/3912/CON Submitted 23 Sep 2025 150 yards away

  93% historically approved · decision due ~19 Nov

  Submission of details of condition 9 (LUL Design and method statement) 23 (Thames Water - Water) 24 (Thames Water - Piling) pursuant to planning permission 24/2794/S73 dated 15/10/2024

  Awaiting decision Conditions 12 docs

• 33 Rundell Crescent London NW4 3BS

  26/3361/HSE Submitted 15 Sep 2026 150 yards away

  77% historically approved · decision due ~12 Nov

  Part single, part two storey front, side and rear extensions with 1no. rooflight. Roof extension with rear dormer window and 2no. front facing and 1no. main roof rooflight. Erection of a rear outbuilding

  Awaiting decision Householder Extension Loft or dormer +1
  Small domestic