St Marylebone Church Of England School 63 - 64 Marylebone High Street London W1U 5BA

1. 18 Dec 2025

   Received by Westminster

2. 13 Apr 2026

   Decision issued: Application Permitted

3. 20 Jul 2026

   Added to PlanIndex

Westminster granted permission on 13 April 2026, subject to any conditions on the decision notice. Work must normally begin within three years or the permission lapses. More in our guide to what happens after a planning decision.

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.

• 27 Oldbury Place London W1U 5PP

  26/01293/CLEUD Submitted 2 Mar 2026 50 yards away

  86% historically approved · decision due ~5 May

  Use of building as use within Class E of the Town and Country Planning (Use Classes) Order 1987 (as amended) (site includes Nos.27 and 27a).

  Awaiting decision Lawful development 5 docs

• 65 Marylebone High Street London W1U 5JE

  26/02648/FULL Submitted 21 Apr 2026 50 yards away

  87% historically approved · decision due ~16 Jun

  Removal of rear timber extension and re-roofing to 3 properties.

  Awaiting decision Full applications Extension 11 docs

• 8 Oldbury Place London W1U 5PG

  25/07559/FULL Submitted 20 Oct 2025 50 yards away

  Construction of a new mansard extension to the existing mews house together with the introduction of a new internal lightwell to basement level and single storey ground floor rear extension.

  Granted Full applications Extension Loft or dormer 32 docs
  Small domestic

• 8 Oldbury Place London W1U 5PG

  22/01428/FULL Submitted 2 Mar 2022 50 yards away

  Construction of a new mansard extension to the existing mews house together with the introduction of a new internal lightwell to basement level and single storey ground floor rear extension.

  Granted Full applications Extension Loft or dormer 23 docs
  Small domestic

• Flat 5 36 Nottingham Place London W1U 5NT

  26/05917/FULL Submitted 28 Aug 2026 50 yards away

  87% historically approved · decision due ~13 Nov

  Replacing existing windows with new windows

  Awaiting decision Full applications Windows or glazing

• 1 Oldbury Place London W1U 5PA

  26/04768/FULL Submitted 16 Jul 2026 50 yards away

  87% historically approved · decision due ~10 Sep

  Erection of mansard roof extension in connection with use as a dwelling house.

  Awaiting decision Full applications Extension Loft or dormer
  Domestic

• 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