Flats 89 To 96 Leith Mansions Grantully Road London W9 1LJ

1. 4 Aug 2026

   Received by Westminster

2. 11 Aug 2026

   Added to PlanIndex

3. Decision

   Awaiting decision

   Decision expected by 29 September 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 61 days over the applications it decided in the last year.

This application is with Westminster for determination, against a statutory target of eight weeks. Over the last year Westminster decided full applications in a median of 85 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.

• 100 Leith Mansions Grantully Road London W9 1LJ

  26/04875/FULL Submitted 21 Jul 2026 0m away

  87% historically approved · decision due ~28 Sep

  Replacement of windows and door at rear first floor level.

  Awaiting decision Full applications Windows or glazing

• 87 Leith Mansions Grantully Road London W9 1LJ

  22/04240/FULL Submitted 28 Jun 2022 3m away

  Replacement of the external doors and windows with new timber double glazed units to flat located at third floor level.

  Granted Full applications Windows or glazing 8 docs

• 24 Morshead Mansions Morshead Road London W9 1LE

  25/06058/FULL Submitted 26 Aug 2025 74m away

  87% historically approved · decision due ~4 Dec

  Installation of eight conservation-style rooflights; Installation of new door and railings to create roof terrace at third floor level to rear; Refurbishment of existing window frames and installation of double glazing, in association with the creation of additional habitable accommodation within loft space (Flat 21).

  Awaiting decision Full applications Loft or dormer Windows or glazing 15 docs

• Flats 33 To 40 Leith Mansions Grantully Road London W9 1LQ

  25/07664/FULL Submitted 22 Oct 2025 88m away

  87% historically approved · decision due ~29 Dec

  Replacement of existing windows, including sash windows, to the front, side, and rear elevations with new timber sash and timber casement windows, all to be installed within the existing structural openings.

  Awaiting decision Full applications Windows or glazing 12 docs

• 54 Morshead Mansions Morshead Road London W9 1LF

  22/03901/FULL Submitted 15 Jun 2022 96m away

  Replacement of windows to front and rear of building at second floor level (Flat 54).

  Granted Full applications Windows or glazing 8 docs

• 50 Morshead Mansions Morshead Road London W9 1LF

  25/06802/FULL Submitted 22 Sep 2025 96m away

  Installation of replacement double glazed timber sash windows to rear, front and side elevation at ground floor level.

  Granted Full applications Windows or glazing 25 docs

• 26/06024/FULL Awaiting decision

  House Of Commons Palace Of Westminster Parliament Square London SW1A 0AA

  Installation of new and replacement electronic equipment within Speaker. (Linked with 26/06025/LBC)

  3 Sep 2026 Full applications
• 26/06017/FULL Awaiting decision

  38 Lauderdale Mansions Lauderdale Road London W9 1NE

  Installation of an external AC Unit / Heat Pump at roof level.

  2 Sep 2026 Full applications
• 26/05938/FULL Awaiting decision

  24 Vincent Square London SW1P 2NJ

  Subdivision of existing residential property to create two self-contained 3-bedroom family homes, along with cycle parking and associated external alterations.

  1 Sep 2026 Full applications
• 26/05935/FULL Awaiting decision

  47 Hereford Road London W2 5AH

  Installation of one number new external condenser unit to the southerly elevation service alley.

  1 Sep 2026 Full applications
• 26/05959/FULL Awaiting decision

  Basement And Ground Floor 50 New Bond Street London W1S 1BJ

  Installation of three new condensers on the roof, within an existing designated plant area.

  1 Sep 2026 Full applications