4 Dollis Hill Avenue, London, NW2 6ET

1. 8 Sep 2026

   Received by Brent

2. 22 Sep 2026

   Validated

   Checked as complete and ready for consideration.

3. 28 Sep 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 17 November 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Brent took a median of 56 days over the applications it decided in the last year.

This application is with Brent for determination, against a statutory target of eight weeks. Over the last year Brent's median decision took 56 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 Brent's portal will say. Our guide explains the common types.

• 32 Dollis Hill Avenue, London, NW2 6ET

  26/1983 Submitted 3 Aug 2026 50 yards away

  Proposed part single part two storey side to rear extension, front porch extension, rear dormer e...

  Granted Extension Loft or dormer 5 docs
  Small domestic

• 2 Dollis Hill Avenue, London, NW2 6ET

  21/2953 Submitted 30 Jul 2021 50 yards away

  Hip to gable end roof extension with rear dormer window and two front roof lights. Two storey side extension and single storey rear extension to dwelling house.

  Granted Householder Extension Loft or dormer +1 9 docs
  Small domestic

• 36 Dollis Hill Avenue, London, NW2 6ET

  24/2638 Submitted 19 Sep 2024 50 yards away

  Proposed single-storey side-to-rear extension and alteration to rear patio and steps to dwellinghouse

  Granted Householder Extension 10 docs
  Small domestic

• 7 Gladstone Park Gardens, London, NW2 6LA

  26/0443 Submitted 23 Feb 2026 50 yards away

  Proposed conversion of dwellinghouse into 2 self-contained flats

  Refused Full applications New dwelling 9 docs
  Domestic

• 8B Gladstone Park Gardens, London, NW2 6JU

  21/0442 Submitted 9 Feb 2021 50 yards away

  Proposed loft conversion with rear dormer and two front rooflights to first floor flat and part removal of chimney stack to rear

  Granted Full applications Loft or dormer 5 docs

• 8B Gladstone Park Gardens, London, NW2 6JU

  24/2914 Submitted 15 Oct 2024 50 yards away

  Proposed rear dormer extension, loft conversion into habitable space, partial removal of rear chimney stack and installation of 2x front rooflights to first-floor flat.

  Granted Full applications Extension Loft or dormer 5 docs