Second Floor Flat 163 Portnall Road London W9 3BN

This site has had 2 applications since 2025.

• 25/09036/FULL Awaiting decision

  Second Floor Flat 163 Portnall Road London W9 3BN

  Refurbishment of top floor maisonette, including the demolition and rebuilding of existing rear terrace conservatory, new rear loft dormer, and new metal balustrade to existing roof terrace.

  Submitted 12 Dec 2025 Full applications

1. 17 Sep 2026

   Received by Westminster

2. 25 Sep 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 12 November 2026, 8 weeks from validation under the statutory target for most applications. Extensions of time are common and are agreed case by case.

   Westminster took a median of 86 days over the applications it decided in the last year.

• 25/09036/FULL Awaiting decision

  Second Floor Flat 163 Portnall Road London W9 3BN

  Refurbishment of top floor maisonette, including the demolition and rebuilding of existing rear terrace conservatory, new rear loft dormer, and new metal balustrade to existing roof terrace.

  Submitted 12 Dec 2025 Full applications

This application is with Westminster for determination, against a statutory target of eight weeks. Over the last year Westminster's median decision took 86 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 Westminster's portal will say. Our guide explains the common types.

• Ground Floor Flat 151 Portnall Road London W9 3BN

  26/07187/FULL Submitted 21 Oct 2026 50 yards away

  88% historically approved · decision due ~16 Dec

  Erection of a single storey rear extension.

  Awaiting decision Full applications Extension
  Small domestic

• Second Floor Flat 141 Portnall Road London W9 3BN

  26/06726/FULL Submitted 1 Oct 2026 50 yards away

  88% historically approved · decision due ~26 Nov

  Erection of a rear dormer roof extension and the installation of three rooflights to front roof slope.

  Awaiting decision Full applications Extension Loft or dormer

• Second Floor Flat 141 Portnall Road London W9 3BN

  26/04222/FULL Submitted 25 Jun 2026 50 yards away

  88% historically approved · decision due ~20 Aug

  Erection of rear dormer roof extension and formation of third floor roof terrace to second floor flat, including installation of rooflights and associated external alterations.

  Awaiting decision Full applications Extension Loft or dormer

• Second Floor Flat 141 Portnall Road London W9 3BN

  26/02106/FULL Submitted 30 Mar 2026 50 yards away

  88% historically approved · decision due ~25 May

  Erection of rear dormer roof extension and formation of third floor roof terrace to second floor flat, including installation of rooflights.

  Awaiting decision Full applications Extension Loft or dormer 17 docs

• Second Floor Flat 163 Portnall Road London W9 3BN

  25/09036/FULL Submitted 12 Dec 2025 50 yards away

  88% historically approved · decision due ~17 Mar

  Refurbishment of top floor maisonette, including the demolition and rebuilding of existing rear terrace conservatory, new rear loft dormer, and new metal balustrade to existing roof terrace.

  Awaiting decision Full applications Extension Loft or dormer +1 26 docs

• 186 Ashmore Road London W9 3DE

  25/07635/FULL Submitted 21 Oct 2025 50 yards away

  Erection of single-storey full width rear extension at ground floor level; erection of rear dormer extension with front roof lights; conversion from a single dwelling house into three self-contained flats (Use Class C3); installation of refuse and cycle storage in front and rear gardens.

  Granted Full applications New dwelling Extension +1 21 docs
  Small domestic