Flat CC 20 Westbourne Terrace London W2 3UP

This site has had 2 applications since 2026.

• 26/05858/LBC Awaiting decision

  Flat CC 20 Westbourne Terrace London W2 3UP

  Replacement of three windows on the front of the property with double glazed timber framed windows; replacement of door and window to rear terrace; and, internal layout alterations. (Linked with 26/05857/FULL)

  Submitted 26 Aug 2026 Heritage and listed buildings

1. 26 Aug 2026

   Received by Westminster

2. 11 Sep 2026

   Validated

   Checked as complete and ready for consideration.

3. 11 Sep 2026

   Added to PlanIndex

4. Decision

   Awaiting decision

   Decision expected by 6 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 65 days over the applications it decided in the last year.

• 26/05858/LBC Awaiting decision

  Flat CC 20 Westbourne Terrace London W2 3UP

  Replacement of three windows on the front of the property with double glazed timber framed windows; replacement of door and window to rear terrace; and, internal layout alterations. (Linked with 26/05857/FULL)

  Submitted 26 Aug 2026 Heritage and listed buildings

1 later application on the register refers to this one:

• 26/05858/LBC Awaiting decision

  Flat CC 20 Westbourne Terrace London W2 3UP

  Replacement of three windows on the front of the property with double glazed timber framed windows; replacement of door and window to rear terrace; and, internal layout alterations. (Linked with 26/05857/FULL)

  Submitted 26 Aug 2026 Heritage and listed buildings

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 91 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.

• Flat CC 20 Westbourne Terrace London W2 3UP

  26/05858/LBC Submitted 26 Aug 2026 50 yards away

  90% historically approved · decision due ~6 Nov

  Replacement of three windows on the front of the property with double glazed timber framed windows; replacement of door and window to rear terrace; and, internal layout alterations. (Linked with 26/05857/FULL)

  Awaiting decision Heritage and listed buildings Windows or glazing

• 26 Westbourne Terrace London W2 3UP

  26/05905/TPO Submitted 27 Aug 2026 50 yards away

  1 x London plane: crown lift low hanging twiggy growth to 6m and cut back from property to give a clearance of 5m.

  Granted Trees

• 20 Westbourne Terrace London W2 3UP

  26/05904/TPO Submitted 27 Aug 2026 50 yards away

  1 x London plane: crown lift low hanging twiggy growth to 6m and cut back from property to give a clearance of 5m.

  Granted Trees

• 26 Smallbrook Mews London W2 3BN

  11/06983/ADFULL Submitted 20 Jul 2011 50 yards away

  Details of new windows and doors; brickwork and mortar; coping stone and rooflight pursuant to Condition 4 of planning permission dated 6 June 2011 (RN:11/00431).

  Granted Full applications Loft or dormer Windows or glazing 5 docs

• 24 Westbourne Terrace London W2 3UP

  26/00282/LBC Submitted 19 Jan 2026 50 yards away

  Installation of a lantern-style pendant light with PIR sensor to main entrance portico roof.

  Granted Heritage and listed buildings 15 docs

• 14A Westbourne Crescent London W2 3DB

  22/03897/LBC Submitted 15 Jun 2022 50 yards away

  Internal alterations involving changes to plan form and associated works.

  Granted Heritage and listed buildings 11 docs

• 26/06295/FULL Awaiting decision

  15 Warwick Way London SW1V 1QT

  Installation of a new shopfront.

  Received 15 Sep, published by the council 17 Sep 2026 Full applications
• 26/06297/FULL Awaiting decision

  15 Warwick Way London SW1V 1QT

  Alterations to rear elevation at basement level comprising repolacement window and installation of double opening door.

  Received 15 Sep, published by the council 17 Sep 2026 Full applications
• 26/06222/FULL Awaiting decision

  42 - 49 St Martin's Lane London WC2N 4EJ

  Entrance alterations, illuminated fascia sign to St Martins Lane entrance and glazed openings for digital signage

  Received 11 Sep, published by the council 21 Sep 2026 Full applications
• 26/06234/FULL Awaiting decision

  40 Grosvenor Place London SW1X 7HJ

  Use of lower ground floor of Unit 3 and ground floor of Unit 2 as gym (Class E(d)) and/ or office (Class E(g))

  Received 11 Sep, published by the council 18 Sep 2026 Full applications
• 26/06249/FULL Awaiting decision

  53 Wimpole Street London W1G 8YH

  Removal and Installation of external rear air condensers and associated pipe work to ground floor, including internal works to ground and first floor. (Linked with 26/06250/LBC)

  Received 11 Sep, published by the council 18 Sep 2026 Full applications