10 Ashburnham Road, London, NW10 5SD

This site has had 3 applications since 2026: 1 approved, 1 refused.

• 26/0368 Refused

  10 Ashburnham Road, London, NW10 5SD

  Certificate of lawfulness for proposed rear dormer extension with Juliet balcony, dormer to rear outrigger, 3x front rooflights and replacement of 1x rear window to the dwellinghouse.

  Decided 6 May 2026 Lawful development
• 26/0367 Granted

  10 Ashburnham Road, London, NW10 5SD

  Proposed single storey rear wrap around infill extension to the dwellinghouse.

  Decided 30 Apr 2026 Householder

1. 8 Jun 2026

   Received by Brent

2. 25 Jul 2026

   Added to PlanIndex

3. 10 Aug 2026

   Validated

   Checked as complete and ready for consideration.

4. Decision

   Awaiting decision

   Decision expected by 5 October 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.

• 16B Ashburnham Road, London, NW10 5SD

  26/2173 Submitted 26 Aug 2026 0m away

  79% historically approved · decision due ~2 Nov

  Proposed rear dormer extension, rear terrace to roof of rear outrigger with privacy screening and...

  Awaiting decision Extension Loft or dormer 7 docs

• 10 Ashburnham Road, London, NW10 5SD

  26/0367 Submitted 14 Feb 2026 2m away

  Proposed single storey rear wrap around infill extension to the dwellinghouse.

  Granted Householder Extension 6 docs
  Small domestic

• 30 Ashburnham Road, London, NW10 5SD

  20/0928 Submitted 18 Mar 2020 2m away

  Certificate of lawfulness for propsed single storey outbuilding at the rear of dwellinghouse.

  Refused Lawful development 5 docs
  Small domestic

• 30 Ashburnham Road, London, NW10 5SD

  20/1422 Submitted 14 May 2020 2m away

  Certificate of lawfulness for proposed single storey outbuilding at the rear of dwellighouse

  Granted Lawful development 5 docs
  Small domestic

• 10 Ashburnham Road, London, NW10 5SD

  26/0368 Submitted 16 Feb 2026 2m away

  Certificate of lawfulness for proposed rear dormer extension with Juliet balcony, dormer to rear outrigger, 3x front rooflights and replacement of 1x rear window to the dwellinghouse.

  Refused Lawful development Extension Loft or dormer +1 6 docs
  Domestic

• 49B Ashburnham Road, London, NW10 5SB

  21/3252 Submitted 25 Aug 2021 30m away

  Proposed rear dormer window with Juliet balcony, roof terrace over existing outrigger, replacement of all first floor windows with double glazed timber framed units to match existing, and three front roof lights and one rear roof light to first floor flat

  Refused Full applications Extension Loft or dormer +1 13 docs