117 Dollis Hill Avenue, London, NW2 6QY

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

• 26/1084 Refused

  117 Dollis Hill Avenue, London, NW2 6QY

  Proposed rear dormer window with 2x front rooflights, to the HMO.

  Decided 30 Jun 2026 Full applications

1. 26 May 2026

   Received by Brent

2. 25 Jul 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 21 July 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 decided full applications in a median of 69 days. More in our guide to how long planning decisions take.

A full application seeks permission for a complete, detailed proposal in one go, with siting, design, access and landscaping all fixed at this stage. More in our guide to planning application types.

• 117 Dollis Hill Avenue, London, NW2 6QY

  26/1084 Submitted 29 Apr 2026 0m away

  Proposed rear dormer window with 2x front rooflights, to the HMO.

  Refused Full applications Loft or dormer Windows or glazing 5 docs

• 141 Dollis Hill Avenue, London, NW2 6RB

  24/2049 Submitted 24 Jul 2024 87m away

  Certificate of lawfulness for proposed hip to gable extension, rear dormer window with 2x front rooflights and installation of window to left side elevation of the dwellinghouse.

  Granted Lawful development Extension Loft or dormer +1 7 docs
  Domestic

• 135 Dollis Hill Avenue, London, NW2 6RB

  21/1110 Submitted 25 Mar 2021 87m away

  Proposed first floor side extension, installation of three rooflights and bi-folding doors to existing single storey rear extension, new front porch, extension of patio and removal of window to existing rear dormer to dwellinghouse

  Refused Householder Extension Loft or dormer +1 17 docs
  Small domestic

• 135 Dollis Hill Avenue, London, NW2 6RB

  21/2381 Submitted 24 Jun 2021 87m away

  Proposed first floor side to rear extension, installation of 3 x rooflights and bi-folding doors to existing single storey rear extension, new front porch, extension of rear patio and removal of window to existing rear dormer to dwellinghouse

  Granted Householder Extension Loft or dormer +1 17 docs
  Small domestic

• 12 Colwyn Road, London, NW2 6RP

  23/0438 Submitted 8 Feb 2023 90m away

  Prior approval for a single storey rear extension to dwellinghouse, in metres: Extending beyond the rear wall of the original house - 6m Maximum height - 3.7m Eaves height - 3m

  Granted Prior approval Extension 13 docs
  Small domestic

• 12 Colwyn Road, London, NW2 6RP

  23/0439 Submitted 8 Feb 2023 90m away

  Proposed erection of single-storey side extension and front porch to dwellinghouse.

  Granted Householder Extension 14 docs
  Small domestic

• 26/0679 Granted

  1 - 19 Sherwood, 172-174 Willesden Lane, Kilburn, London, NW6 7PJ

  Proposed replacement to front and side boundary walls and soft landscaping to block of flats.

  17 Mar 2026 Full applications
• 26/0314 Granted

  43 Wood Lane, London, NW9 8DU

  Proposed change of use from a single family dwelling (use class C3) to a care home (use class C2) for two young persons

  9 Feb 2026 Full applications
• 26/1061 Granted

  37 Lynton Road, London, NW6 6BE

  Proposed single storey side extension, enlargement of existing rear dormer extension, basement extension, replacement of side and rear windows, alterations to the fenestration, soft and hard landscaping to the front and rear gardens and installation of front lightwell to the dwellinghouse.

  27 Apr 2026 Full applications
• 26/0825 Granted

  30A-D & 32A-B Winchester Avenue, Kilburn, London, NW6 7TU

  Proposed conversion of flats within properties no. 30 and 32 into 4 x self-contained flats with erection of single storey side-to rear extension, rear dormer to main roof, dormer to rear outrigger, 4 x front rooflights, alterations to fenestration, replacement of rear balcony with Juliette balcony and retention of associated French doors, landscaping to front and rear garden and addition of cycle and refuse storage (revised description)

  30 Mar 2026 Full applications
• 25/2559 Granted

  22 & 22A Birchen Grove, London, NW9 8SA

  Proposed de-conversion of 2x self-contained flats into 1x single-family dwellinghouse, erection of single-storey rear extension with raised terrace, hip to gable-end roof extension, rear dormer with Juliet balcony, 2x front rooflights, 1x second-floor side window, alteration to single-storey side extension roof and front porch (amended description)

  8 Sep 2025 Full applications